add_statistic_and_log

app/__init__.py

@@ -6,6 +6,8 @@ from app.controllers.book import book_bp
 from app.controllers.borrow import borrow_bp
 from app.controllers.inventory import inventory_bp
 from flask_login import LoginManager, current_user
+from app.controllers.statistics import statistics_bp
+from app.controllers.log import log_bp
 import os
 
 login_manager = LoginManager()
@@ -49,7 +51,9 @@ def create_app(config=None):
     app.register_blueprint(user_bp, url_prefix='/user')
     app.register_blueprint(book_bp, url_prefix='/book')
     app.register_blueprint(borrow_bp, url_prefix='/borrow')
+    app.register_blueprint(statistics_bp)
     app.register_blueprint(inventory_bp)
+    app.register_blueprint(log_bp)
 
     # 创建数据库表
     with app.app_context():
@@ -63,6 +67,7 @@ def create_app(config=None):
         # 再导入依赖模型 - 但不在这里定义关系
         from app.models.borrow import BorrowRecord
         from app.models.inventory import InventoryLog
+        from app.models.log import Log
 
         # 移除这些重复的关系定义
         # Book.borrow_records = db.relationship('BorrowRecord', backref='book', lazy='dynamic')

app/controllers/book.py

@@ -8,9 +8,11 @@ from werkzeug.utils import secure_filename
 import datetime
 import pandas as pd
 import uuid
+from app.models.log import Log  # 导入日志模型
 
 book_bp = Blueprint('book', __name__)
 
+
 @book_bp.route('/admin/list')
 @login_required
 @admin_required
@@ -43,16 +45,26 @@ def admin_book_list():
     books = pagination.items
     # 获取所有分类供筛选使用
     categories = Category.query.all()
+
+    # 记录访问日志
+    Log.add_log(
+        action='访问管理图书列表',
+        user_id=current_user.id,
+        ip_address=request.remote_addr,
+        description=f"查询条件: 搜索={search}, 分类={category_id}, 排序={sort} {order}"
+    )
+
     return render_template('book/list.html',
-                        books=books,
-                        pagination=pagination,
-                        search=search,
-                        categories=categories,
-                        category_id=category_id,
-                        sort=sort,
-                        order=order,
-                        current_user=g.user,
-                        is_admin_view=True)  # 指明这是管理视图
+                           books=books,
+                           pagination=pagination,
+                           search=search,
+                           categories=categories,
+                           category_id=category_id,
+                           sort=sort,
+                           order=order,
+                           current_user=g.user,
+                           is_admin_view=True)  # 指明这是管理视图
+
 
 # 图书列表页面
 @book_bp.route('/list')
@@ -94,6 +106,14 @@ def book_list():
     # 获取所有分类供筛选使用
     categories = Category.query.all()
 
+    # 记录访问日志
+    Log.add_log(
+        action='访问图书列表',
+        user_id=current_user.id,
+        ip_address=request.remote_addr,
+        description=f"查询条件: 搜索={search}, 分类={category_id}, 排序={sort} {order}"
+    )
+
     return render_template('book/list.html',
                            books=books,
                            pagination=pagination,
@@ -122,6 +142,16 @@ def book_detail(book_id):
         borrow_records = BorrowRecord.query.filter_by(book_id=book_id).order_by(BorrowRecord.borrow_date.desc()).limit(
             10).all()
 
+    # 记录访问日志
+    Log.add_log(
+        action='查看图书详情',
+        user_id=current_user.id,
+        target_type='book',
+        target_id=book_id,
+        ip_address=request.remote_addr,
+        description=f"查看图书: {book.title}"
+    )
+
     return render_template(
         'book/detail.html',
         book=book,
@@ -131,7 +161,6 @@ def book_detail(book_id):
     )
 
 
-
 # 添加图书页面
 @book_bp.route('/add', methods=['GET', 'POST'])
 @login_required
@@ -196,7 +225,7 @@ def add_book():
                         ext = '.jpg'  # 默认扩展名
 
                     filename = f"{uuid.uuid4()}{ext}"
-                    upload_folder = os.path.join(current_app.static_folder,  'covers')
+                    upload_folder = os.path.join(current_app.static_folder, 'covers')
 
                     # 确保上传目录存在
                     if not os.path.exists(upload_folder):
@@ -247,6 +276,16 @@ def add_book():
                 db.session.add(inventory_log)
                 db.session.commit()
 
+            # 记录操作日志
+            Log.add_log(
+                action='添加图书',
+                user_id=current_user.id,
+                target_type='book',
+                target_id=book.id,
+                ip_address=request.remote_addr,
+                description=f"添加图书: {title}, ISBN: {isbn}, 初始库存: {stock}"
+            )
+
             flash(f'《{title}》添加成功', 'success')
             return redirect(url_for('book.book_list'))
 
@@ -255,6 +294,15 @@ def add_book():
             error_msg = str(e)
             # 记录详细错误日志
             current_app.logger.error(f"添加图书失败: {error_msg}")
+
+            # 记录操作失败日志
+            Log.add_log(
+                action='添加图书失败',
+                user_id=current_user.id,
+                ip_address=request.remote_addr,
+                description=f"添加图书失败: {title}, 错误: {error_msg}"
+            )
+
             flash(f'添加图书失败: {error_msg}', 'danger')
 
             categories = Category.query.all()
@@ -277,6 +325,7 @@ def add_book():
     categories = Category.query.all()
     return render_template('book/add.html', categories=categories, current_user=g.user)
 
+
 # 编辑图书
 @book_bp.route('/edit/<int:book_id>', methods=['GET', 'POST'])
 @login_required
@@ -395,6 +444,9 @@ def edit_book(book_id):
                 cover_file.save(file_path)
                 book.cover_url = f'/static/covers/{filename}'
 
+        # 记录更新前的图书信息
+        old_info = f"原信息: 书名={book.title}, 作者={book.author}, ISBN={book.isbn}, 库存={book.stock}"
+
         # 更新图书信息
         book.title = title
         book.author = author
@@ -410,10 +462,32 @@ def edit_book(book_id):
 
         try:
             db.session.commit()
+
+            # 记录操作日志
+            Log.add_log(
+                action='编辑图书',
+                user_id=current_user.id,
+                target_type='book',
+                target_id=book.id,
+                ip_address=request.remote_addr,
+                description=f"编辑图书: {title}, ISBN: {isbn}, 新库存: {new_stock}\n{old_info}"
+            )
+
             flash('图书信息更新成功', 'success')
             return redirect(url_for('book.book_list'))
         except Exception as e:
             db.session.rollback()
+
+            # 记录操作失败日志
+            Log.add_log(
+                action='编辑图书失败',
+                user_id=current_user.id,
+                target_type='book',
+                target_id=book.id,
+                ip_address=request.remote_addr,
+                description=f"编辑图书失败: {title}, 错误: {str(e)}"
+            )
+
             flash(f'保存失败: {str(e)}', 'danger')
             categories = Category.query.all()
             return render_template('book/edit.html', book=book, categories=categories, current_user=g.user)
@@ -435,6 +509,15 @@ def delete_book(book_id):
     active_borrows = BorrowRecord.query.filter_by(book_id=book_id, status=1).count()
 
     if active_borrows > 0:
+        # 记录操作失败日志
+        Log.add_log(
+            action='删除图书失败',
+            user_id=current_user.id,
+            target_type='book',
+            target_id=book_id,
+            ip_address=request.remote_addr,
+            description=f"删除图书失败: {book.title}, 原因: 该图书有未归还的借阅记录"
+        )
         return jsonify({'success': False, 'message': '该图书有未归还的借阅记录，无法删除'})
 
     # 考虑软删除而不是物理删除
@@ -442,6 +525,16 @@ def delete_book(book_id):
     book.updated_at = datetime.datetime.now()
     db.session.commit()
 
+    # 记录操作日志
+    Log.add_log(
+        action='下架图书',
+        user_id=current_user.id,
+        target_type='book',
+        target_id=book_id,
+        ip_address=request.remote_addr,
+        description=f"下架图书: {book.title}, ISBN: {book.isbn}"
+    )
+
     return jsonify({'success': True, 'message': '图书已成功下架'})
 
 
@@ -451,6 +544,15 @@ def delete_book(book_id):
 @admin_required
 def category_list():
     categories = Category.query.all()
+
+    # 记录访问日志
+    Log.add_log(
+        action='访问分类管理',
+        user_id=current_user.id,
+        ip_address=request.remote_addr,
+        description="访问图书分类管理页面"
+    )
+
     return render_template('book/categories.html', categories=categories, current_user=g.user)
 
 
@@ -470,6 +572,14 @@ def add_category():
     db.session.add(category)
     db.session.commit()
 
+    # 记录操作日志
+    Log.add_log(
+        action='添加图书分类',
+        user_id=current_user.id,
+        ip_address=request.remote_addr,
+        description=f"添加图书分类: {name}, 上级分类ID: {parent_id}, 排序: {sort}"
+    )
+
     return jsonify({'success': True, 'message': '分类添加成功', 'id': category.id, 'name': category.name})
 
 
@@ -480,6 +590,10 @@ def add_category():
 def edit_category(category_id):
     category = Category.query.get_or_404(category_id)
 
+    old_name = category.name
+    old_parent_id = category.parent_id
+    old_sort = category.sort
+
     name = request.form.get('name')
     parent_id = request.form.get('parent_id') or None
     sort = request.form.get('sort', 0, type=int)
@@ -492,6 +606,16 @@ def edit_category(category_id):
     category.sort = sort
     db.session.commit()
 
+    # 记录操作日志
+    Log.add_log(
+        action='编辑图书分类',
+        user_id=current_user.id,
+        target_type='category',
+        target_id=category_id,
+        ip_address=request.remote_addr,
+        description=f"编辑图书分类: 从 [名称={old_name}, 上级={old_parent_id}, 排序={old_sort}] 修改为 [名称={name}, 上级={parent_id}, 排序={sort}]"
+    )
+
     return jsonify({'success': True, 'message': '分类更新成功'})
 
 
@@ -505,16 +629,46 @@ def delete_category(category_id):
     # 检查是否有书籍使用此分类
     books_count = Book.query.filter_by(category_id=category_id).count()
     if books_count > 0:
+        # 记录操作失败日志
+        Log.add_log(
+            action='删除图书分类失败',
+            user_id=current_user.id,
+            target_type='category',
+            target_id=category_id,
+            ip_address=request.remote_addr,
+            description=f"删除图书分类失败: {category.name}, 原因: 该分类下有{books_count}本图书"
+        )
         return jsonify({'success': False, 'message': f'该分类下有{books_count}本图书，无法删除'})
 
     # 检查是否有子分类
     children_count = Category.query.filter_by(parent_id=category_id).count()
     if children_count > 0:
+        # 记录操作失败日志
+        Log.add_log(
+            action='删除图书分类失败',
+            user_id=current_user.id,
+            target_type='category',
+            target_id=category_id,
+            ip_address=request.remote_addr,
+            description=f"删除图书分类失败: {category.name}, 原因: 该分类下有{children_count}个子分类"
+        )
         return jsonify({'success': False, 'message': f'该分类下有{children_count}个子分类，无法删除'})
 
+    category_name = category.name  # 保存分类名称以便记录日志
+
     db.session.delete(category)
     db.session.commit()
 
+    # 记录操作日志
+    Log.add_log(
+        action='删除图书分类',
+        user_id=current_user.id,
+        target_type='category',
+        target_id=category_id,
+        ip_address=request.remote_addr,
+        description=f"删除图书分类: {category_name}"
+    )
+
     return jsonify({'success': True, 'message': '分类删除成功'})
 
 
@@ -599,6 +753,15 @@ def import_books():
                         error_count += 1
 
                 db.session.commit()
+
+                # 记录操作日志
+                Log.add_log(
+                    action='批量导入图书',
+                    user_id=current_user.id,
+                    ip_address=request.remote_addr,
+                    description=f"批量导入图书: 成功{success_count}条，失败{error_count}条，文件名：{file.filename}"
+                )
+
                 flash(f'导入完成: 成功{success_count}条，失败{error_count}条', 'info')
                 if errors:
                     flash('<br>'.join(errors[:10]) + (f'<br>...等共{len(errors)}个错误' if len(errors) > 10 else ''),
@@ -607,6 +770,14 @@ def import_books():
                 return redirect(url_for('book.book_list'))
 
             except Exception as e:
+                # 记录操作失败日志
+                Log.add_log(
+                    action='批量导入图书失败',
+                    user_id=current_user.id,
+                    ip_address=request.remote_addr,
+                    description=f"批量导入图书失败: {str(e)}, 文件名：{file.filename}"
+                )
+
                 flash(f'导入失败: {str(e)}', 'danger')
                 return redirect(request.url)
         else:
@@ -673,6 +844,14 @@ def export_books():
     # 写入Excel
     df.to_excel(filepath, index=False)
 
+    # 记录操作日志
+    Log.add_log(
+        action='导出图书',
+        user_id=current_user.id,
+        ip_address=request.remote_addr,
+        description=f"导出图书数据: {len(data)}条记录, 查询条件: 搜索={search}, 分类ID={category_id}"
+    )
+
     # 提供下载链接
     return redirect(url_for('static', filename=f'temp/{filename}'))
 
@@ -691,6 +870,7 @@ def test_permissions():
     <p><a href="/book/admin/list">尝试访问管理页面</a></p>
     """
 
+
 # 添加到app/controllers/book.py文件中
 
 @book_bp.route('/browse')
@@ -732,6 +912,14 @@ def browse_books():
     # 获取所有分类供筛选使用
     categories = Category.query.all()
 
+    # 记录访问日志
+    Log.add_log(
+        action='浏览图书',
+        user_id=current_user.id,
+        ip_address=request.remote_addr,
+        description=f"浏览图书: 搜索={search}, 分类={category_id}, 排序={sort} {order}"
+    )
+
     return render_template('book/browse.html',
                            books=books,
                            pagination=pagination,
@@ -739,4 +927,93 @@ def browse_books():
                            categories=categories,
                            category_id=category_id,
                            sort=sort,
-                           order=order,)
+                           order=order, )
+
+
+@book_bp.route('/template/download')
+@login_required
+@admin_required
+def download_template():
+    """生成并下载Excel图书导入模板"""
+    # 创建一个简单的DataFrame作为模板
+    data = {
+        'title': ['三体', '解忧杂货店'],
+        'author': ['刘慈欣', '东野圭吾'],
+        'publisher': ['重庆出版社', '南海出版公司'],
+        'category_id': [2, 1],  # 对应于科幻小说和文学分类
+        'tags': ['科幻,宇宙', '治愈,悬疑'],
+        'isbn': ['9787229100605', '9787544270878'],
+        'publish_year': ['2008', '2014'],
+        'description': ['中国著名科幻小说，三体世界的故事。', '通过信件为人们解忧的杂货店故事。'],
+        'cover_url': ['', ''],  # 示例中为空
+        'stock': [10, 5],
+        'price': [45.00, 39.80]
+    }
+
+    # 创建一个分类ID和名称的映射
+    categories = Category.query.all()
+    category_map = {cat.id: cat.name for cat in categories}
+
+    # 创建一个pandas DataFrame
+    df = pd.DataFrame(data)
+
+    # 添加说明工作表
+    with pd.ExcelWriter('book_import_template.xlsx', engine='openpyxl') as writer:
+        df.to_excel(writer, sheet_name='图书数据示例', index=False)
+
+        # 创建说明工作表
+        info_df = pd.DataFrame({
+            '字段名': ['title', 'author', 'publisher', 'category_id', 'tags',
+                       'isbn', 'publish_year', 'description', 'cover_url', 'stock', 'price'],
+            '说明': ['图书标题 (必填)', '作者名称 (必填)', '出版社', '分类ID (对应系统分类)',
+                     '标签 (多个标签用逗号分隔)', 'ISBN编号', '出版年份', '图书简介',
+                     '封面图片URL', '库存数量', '价格'],
+            '示例': ['三体', '刘慈欣', '重庆出版社', '2 (科幻小说)', '科幻,宇宙',
+                     '9787229100605', '2008', '中国著名科幻小说...', 'http://example.com/cover.jpg', '10', '45.00'],
+            '是否必填': ['是', '是', '否', '否', '否', '否', '否', '否', '否', '否', '否']
+        })
+        info_df.to_excel(writer, sheet_name='填写说明', index=False)
+
+        # 创建分类ID工作表
+        category_df = pd.DataFrame({
+            '分类ID': list(category_map.keys()),
+            '分类名称': list(category_map.values())
+        })
+        category_df.to_excel(writer, sheet_name='分类对照表', index=False)
+
+    # 设置响应
+    timestamp = datetime.datetime.now().strftime('%Y%m%d%H%M%S')
+    filename = f'book_import_template_{timestamp}.xlsx'
+
+    # 记录操作日志
+    Log.add_log(
+        action='下载图书导入模板',
+        user_id=current_user.id,
+        ip_address=request.remote_addr,
+        description="下载图书批量导入Excel模板"
+    )
+
+    # 直接返回生成的文件
+    from flask import send_file
+    from io import BytesIO
+
+    # 将文件转换为二进制流
+    output = BytesIO()
+    with open('book_import_template.xlsx', 'rb') as f:
+        output.write(f.read())
+    output.seek(0)
+
+    # 删除临时文件
+    try:
+        os.remove('book_import_template.xlsx')
+    except:
+        pass
+
+    # 通过send_file返回
+    return send_file(
+        output,
+        mimetype='application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
+        as_attachment=True,
+        download_name=filename
+    )
+

app/controllers/borrow.py

@@ -4,6 +4,7 @@ from app.models.book import Book
 from app.models.borrow import BorrowRecord
 from app.models.inventory import InventoryLog
 from app.models.user import db, User
+from app.models.log import Log  # 导入日志模型
 import datetime
 from app.utils.auth import admin_required
 
@@ -72,6 +73,17 @@ def borrow_book():
             changed_at=now
         )
         db.session.add(inventory_log)
+
+        # 添加系统操作日志
+        Log.add_log(
+            action='借阅图书',
+            user_id=current_user.id,
+            target_type='book',
+            target_id=book_id,
+            ip_address=request.remote_addr,
+            description=f'用户借阅图书《{book.title}》，归还日期: {due_date.strftime("%Y-%m-%d")}'
+        )
+
         db.session.commit()
 
         flash(f'成功借阅《{book.title}》，请在 {due_date.strftime("%Y-%m-%d")} 前归还', 'success')
@@ -145,6 +157,17 @@ def add_borrow(book_id):
             changed_at=now
         )
         db.session.add(inventory_log)
+
+        # 添加系统操作日志
+        Log.add_log(
+            action='借阅图书',
+            user_id=current_user.id,
+            target_type='book',
+            target_id=book_id,
+            ip_address=request.remote_addr,
+            description=f'用户借阅图书《{book.title}》，归还日期: {due_date.strftime("%Y-%m-%d")}'
+        )
+
         db.session.commit()
 
         return jsonify({
@@ -207,6 +230,21 @@ def return_book(borrow_id):
             changed_at=now
         )
         db.session.add(inventory_log)
+
+        # 添加系统操作日志
+        # 判断是否逾期归还
+        is_overdue = now > borrow_record.due_date
+        overdue_msg = '（逾期归还）' if is_overdue else ''
+
+        Log.add_log(
+            action='归还图书',
+            user_id=current_user.id,
+            target_type='book',
+            target_id=borrow_record.book_id,
+            ip_address=request.remote_addr,
+            description=f'用户归还图书《{book.title}》{overdue_msg}'
+        )
+
         db.session.commit()
 
         return jsonify({
@@ -252,6 +290,7 @@ def renew_book(borrow_id):
 
     try:
         now = datetime.datetime.now()
+        book = Book.query.get(borrow_record.book_id)
 
         # 检查是否已逾期
         if now > borrow_record.due_date:
@@ -268,6 +307,16 @@ def renew_book(borrow_id):
         borrow_record.renew_count += 1
         borrow_record.updated_at = now
 
+        # 添加系统操作日志
+        Log.add_log(
+            action='续借图书',
+            user_id=current_user.id,
+            target_type='book',
+            target_id=borrow_record.book_id,
+            ip_address=request.remote_addr,
+            description=f'用户续借图书《{book.title}》，新归还日期: {new_due_date.strftime("%Y-%m-%d")}'
+        )
+
         db.session.commit()
 
         return jsonify({
@@ -307,6 +356,14 @@ def my_borrows():
     current_borrows_count = BorrowRecord.query.filter_by(user_id=current_user.id, status=1).count()
     history_borrows_count = BorrowRecord.query.filter_by(user_id=current_user.id, status=0).count()
 
+    # 记录日志 - 用户查看借阅记录
+    Log.add_log(
+        action='查看借阅记录',
+        user_id=current_user.id,
+        ip_address=request.remote_addr,
+        description='用户查看个人借阅记录'
+    )
+
     return render_template(
         'borrow/my_borrows.html',
         pagination=pagination,
@@ -317,7 +374,6 @@ def my_borrows():
     )
 
 
-
 @borrow_bp.route('/manage')
 @login_required
 @admin_required
@@ -364,6 +420,14 @@ def manage_borrows():
     # 获取所有用户（用于筛选）
     users = User.query.all()
 
+    # 记录日志 - 管理员查看借阅记录
+    Log.add_log(
+        action='管理借阅记录',
+        user_id=current_user.id,
+        ip_address=request.remote_addr,
+        description='管理员查看借阅管理页面'
+    )
+
     return render_template(
         'borrow/borrow_management.html',
         pagination=pagination,
@@ -378,7 +442,6 @@ def manage_borrows():
     )
 
 
-
 @borrow_bp.route('/admin/add', methods=['POST'])
 @login_required
 @admin_required
@@ -445,6 +508,17 @@ def admin_add_borrow():
             changed_at=now
         )
         db.session.add(inventory_log)
+
+        # 添加系统操作日志
+        Log.add_log(
+            action='管理员借阅操作',
+            user_id=current_user.id,
+            target_type='book',
+            target_id=book_id,
+            ip_address=request.remote_addr,
+            description=f'管理员为用户 {user.username} 借阅图书《{book.title}》，归还日期: {due_date.strftime("%Y-%m-%d")}'
+        )
+
         db.session.commit()
 
         flash(f'成功为用户 {user.username} 借阅《{book.title}》，归还日期: {due_date.strftime("%Y-%m-%d")}', 'success')
@@ -475,6 +549,14 @@ def overdue_borrows():
     # 计算逾期总数
     overdue_count = query.count()
 
+    # 记录日志 - 管理员查看逾期记录
+    Log.add_log(
+        action='查看逾期记录',
+        user_id=current_user.id,
+        ip_address=request.remote_addr,
+        description='管理员查看逾期借阅记录'
+    )
+
     return render_template(
         'borrow/overdue.html',
         pagination=pagination,
@@ -508,6 +590,9 @@ def notify_overdue(borrow_id):
         })
 
     try:
+        book = Book.query.get(borrow_record.book_id)
+        user = User.query.get(borrow_record.user_id)
+
         # 创建通知
         notification = Notification(
             user_id=borrow_record.user_id,
@@ -519,11 +604,21 @@ def notify_overdue(borrow_id):
         )
 
         db.session.add(notification)
-        db.session.commit()
 
         # 更新借阅记录备注
         borrow_record.remark = f'{borrow_record.remark or ""}[{now.strftime("%Y-%m-%d")} 已发送逾期通知]'
         borrow_record.updated_at = now
+
+        # 添加系统操作日志
+        Log.add_log(
+            action='发送逾期通知',
+            user_id=current_user.id,
+            target_type='notification',
+            target_id=borrow_record.user_id,
+            ip_address=request.remote_addr,
+            description=f'管理员向用户 {user.username} 发送图书《{book.title}》逾期通知'
+        )
+
         db.session.commit()
 
         return jsonify({

app/controllers/inventory.py

@@ -3,6 +3,7 @@ from flask import Blueprint, render_template, request, jsonify, flash, redirect,
 from flask_login import login_required, current_user
 from app.models.book import Book
 from app.models.inventory import InventoryLog
+from app.models.log import Log  # 导入日志模型
 from app.models.user import db
 from app.utils.auth import admin_required
 from datetime import datetime
@@ -40,6 +41,15 @@ def inventory_list():
     pagination = query.paginate(page=page, per_page=per_page)
     books = pagination.items
 
+    # 记录系统日志 - 访问库存管理页面
+    Log.add_log(
+        action="访问库存管理",
+        user_id=current_user.id,
+        target_type="inventory",
+        ip_address=request.remote_addr,
+        description=f"管理员访问库存管理页面，搜索条件：{search if search else '无'}"
+    )
+
     return render_template('inventory/list.html',
                            books=books,
                            pagination=pagination,
@@ -55,6 +65,17 @@ def adjust_inventory(book_id):
     """调整图书库存"""
     book = Book.query.get_or_404(book_id)
 
+    # GET请求记录日志
+    if request.method == 'GET':
+        Log.add_log(
+            action="查看库存调整",
+            user_id=current_user.id,
+            target_type="book",
+            target_id=book.id,
+            ip_address=request.remote_addr,
+            description=f"管理员查看图书《{book.title}》的库存调整页面"
+        )
+
     if request.method == 'POST':
         change_type = request.form.get('change_type')
         change_amount = int(request.form.get('change_amount', 0))
@@ -69,12 +90,14 @@ def adjust_inventory(book_id):
         if change_type == 'in':
             book.stock += change_amount
             after_stock = book.stock
+            operation_desc = "入库"
         elif change_type == 'out':
             if book.stock < change_amount:
                 flash('出库数量不能大于当前库存', 'danger')
                 return redirect(url_for('inventory.adjust_inventory', book_id=book_id))
             book.stock -= change_amount
             after_stock = book.stock
+            operation_desc = "出库"
         else:
             flash('无效的操作类型', 'danger')
             return redirect(url_for('inventory.adjust_inventory', book_id=book_id))
@@ -92,6 +115,18 @@ def adjust_inventory(book_id):
 
         try:
             db.session.add(log)
+
+            # 记录系统日志 - 库存调整
+            Log.add_log(
+                action=f"库存{operation_desc}",
+                user_id=current_user.id,
+                target_type="book",
+                target_id=book.id,
+                ip_address=request.remote_addr,
+                description=f"管理员对图书《{book.title}》进行{operation_desc}操作，数量：{change_amount}，"
+                            f"原库存：{original_stock}，现库存：{after_stock}，备注：{remark}"
+            )
+
             db.session.commit()
             flash(f'图书《{book.title}》库存调整成功！原库存：{original_stock}，现库存：{after_stock}', 'success')
             return redirect(url_for('inventory.inventory_list'))
@@ -116,6 +151,7 @@ def inventory_logs():
     date_from = request.args.get('date_from', '')
     date_to = request.args.get('date_to', '')
     query = InventoryLog.query
+
     if book_id:
         query = query.filter_by(book_id=book_id)
     if change_type:
@@ -124,24 +160,49 @@ def inventory_logs():
         query = query.filter(InventoryLog.changed_at >= datetime.strptime(date_from, '%Y-%m-%d'))
     if date_to:
         query = query.filter(InventoryLog.changed_at <= datetime.strptime(date_to + ' 23:59:59', '%Y-%m-%d %H:%M:%S'))
+
     # 默认按时间倒序
     query = query.order_by(InventoryLog.changed_at.desc())
     pagination = query.paginate(page=page, per_page=per_page)
     logs = pagination.items
+
     # 获取所有图书用于筛选
     books = Book.query.all()
+
     # 如果特定 book_id 被指定，也获取该书的详细信息
     book = Book.query.get(book_id) if book_id else None
+
+    # 记录系统日志 - 查看库存日志
+    filter_desc = []
+    if book_id:
+        book_title = book.title if book else f"ID:{book_id}"
+        filter_desc.append(f"图书：{book_title}")
+    if change_type:
+        change_type_text = "入库" if change_type == "in" else "出库"
+        filter_desc.append(f"操作类型：{change_type_text}")
+    if date_from or date_to:
+        date_range = f"{date_from or '无限制'} 至 {date_to or '无限制'}"
+        filter_desc.append(f"日期范围：{date_range}")
+
+    Log.add_log(
+        action="查看库存日志",
+        user_id=current_user.id,
+        target_type="inventory_log",
+        ip_address=request.remote_addr,
+        description=f"管理员查看库存变动日志，筛选条件：{', '.join(filter_desc) if filter_desc else '无'}"
+    )
+
     return render_template('inventory/logs.html',
                            logs=logs,
                            pagination=pagination,
                            books=books,
-                           book=book,  # 添加这个变量
+                           book=book,
                            book_id=book_id,
                            change_type=change_type,
                            date_from=date_from,
                            date_to=date_to)
 
+
 @inventory_bp.route('/book/<int:book_id>/logs')
 @login_required
 @admin_required
@@ -155,6 +216,16 @@ def book_inventory_logs(book_id):
         .order_by(InventoryLog.changed_at.desc()) \
         .paginate(page=page, per_page=per_page)
 
+    # 记录系统日志 - 查看特定图书的库存日志
+    Log.add_log(
+        action="查看图书库存日志",
+        user_id=current_user.id,
+        target_type="book",
+        target_id=book.id,
+        ip_address=request.remote_addr,
+        description=f"管理员查看图书《{book.title}》的库存变动日志"
+    )
+
     return render_template('inventory/book_logs.html',
                            book=book,
                            logs=logs.items,

app/controllers/log.py

@@ -0,0 +1,200 @@
+from flask import Blueprint, render_template, request, jsonify
+from flask_login import current_user, login_required
+from app.models.log import Log
+from app.models.user import User, db  # 导入db
+from app.controllers.user import admin_required  # 导入admin_required装饰器
+from datetime import datetime, timedelta
+
+# 创建蓝图
+log_bp = Blueprint('log', __name__, url_prefix='/log')
+
+
+@log_bp.route('/list')
+@login_required
+@admin_required
+def log_list():
+    """日志列表页面"""
+    # 获取筛选参数
+    page = request.args.get('page', 1, type=int)
+    user_id = request.args.get('user_id', type=int)
+    action = request.args.get('action')
+    target_type = request.args.get('target_type')
+
+    # 处理日期范围参数
+    date_range = request.args.get('date_range', '7')  # 默认显示7天内的日志
+    end_date = datetime.now()
+    start_date = None
+
+    if date_range == '1':
+        start_date = end_date - timedelta(days=1)
+    elif date_range == '7':
+        start_date = end_date - timedelta(days=7)
+    elif date_range == '30':
+        start_date = end_date - timedelta(days=30)
+    elif date_range == 'custom':
+        start_date_str = request.args.get('start_date')
+        end_date_str = request.args.get('end_date')
+
+        if start_date_str:
+            start_date = datetime.strptime(start_date_str, '%Y-%m-%d')
+        if end_date_str:
+            end_date = datetime.strptime(end_date_str + ' 23:59:59', '%Y-%m-%d %H:%M:%S')
+
+    # 获取分页数据
+    pagination = Log.get_logs(
+        page=page,
+        per_page=20,
+        user_id=user_id,
+        action=action,
+        target_type=target_type,
+        start_date=start_date,
+        end_date=end_date
+    )
+
+    # 获取用户列表和操作类型列表，用于筛选
+    users = User.query.all()
+
+    # 统计各类操作的数量
+    action_types = db.session.query(Log.action, db.func.count(Log.id)) \
+        .group_by(Log.action).all()
+
+    target_types = db.session.query(Log.target_type, db.func.count(Log.id)) \
+        .filter(Log.target_type != None) \
+        .group_by(Log.target_type).all()
+
+    return render_template(
+        'log/list.html',
+        pagination=pagination,
+        users=users,
+        action_types=action_types,
+        target_types=target_types,
+        filters={
+            'user_id': user_id,
+            'action': action,
+            'target_type': target_type,
+            'date_range': date_range,
+            'start_date': start_date.strftime('%Y-%m-%d') if start_date else '',
+            'end_date': end_date.strftime('%Y-%m-%d') if end_date != datetime.now() else ''
+        }
+    )
+
+
+@log_bp.route('/detail/<int:log_id>')
+@login_required
+@admin_required
+def log_detail(log_id):
+    """日志详情页面"""
+    log = Log.query.get_or_404(log_id)
+    return render_template('log/detail.html', log=log)
+
+
+@log_bp.route('/api/export', methods=['POST'])
+@login_required
+@admin_required
+def export_logs():
+    """导出日志API"""
+    import csv
+    from io import StringIO
+    from flask import Response
+
+    data = request.get_json()
+    user_id = data.get('user_id')
+    action = data.get('action')
+    target_type = data.get('target_type')
+    start_date_str = data.get('start_date')
+    end_date_str = data.get('end_date')
+
+    # 处理日期范围
+    start_date = None
+    end_date = datetime.now()
+
+    if start_date_str:
+        start_date = datetime.strptime(start_date_str, '%Y-%m-%d')
+    if end_date_str:
+        end_date = datetime.strptime(end_date_str + ' 23:59:59', '%Y-%m-%d %H:%M:%S')
+
+    # 查询日志
+    query = Log.query.order_by(Log.created_at.desc())
+
+    if user_id:
+        query = query.filter(Log.user_id == user_id)
+    if action:
+        query = query.filter(Log.action == action)
+    if target_type:
+        query = query.filter(Log.target_type == target_type)
+    if start_date:
+        query = query.filter(Log.created_at >= start_date)
+    if end_date:
+        query = query.filter(Log.created_at <= end_date)
+
+    logs = query.all()
+
+    # 生成CSV文件
+    si = StringIO()
+    csv_writer = csv.writer(si)
+
+    # 写入标题行
+    csv_writer.writerow(['ID', '用户', '操作类型', '目标类型', '目标ID', 'IP地址', '描述', '创建时间'])
+
+    # 写入数据行
+    for log in logs:
+        username = log.user.username if log.user else "未登录"
+        csv_writer.writerow([
+            log.id,
+            username,
+            log.action,
+            log.target_type or '',
+            log.target_id or '',
+            log.ip_address or '',
+            log.description or '',
+            log.created_at.strftime('%Y-%m-%d %H:%M:%S')
+        ])
+
+    # 设置响应头，使浏览器将其识别为下载文件
+    filename = f"system_logs_{datetime.now().strftime('%Y%m%d_%H%M%S')}.csv"
+
+    output = si.getvalue()
+
+    # 返回Base64编码的CSV数据
+    import base64
+    encoded_data = base64.b64encode(output.encode('utf-8')).decode('utf-8')
+
+    return jsonify({
+        'success': True,
+        'message': f'已生成 {len(logs)} 条日志记录',
+        'count': len(logs),
+        'filename': filename,
+        'filedata': encoded_data,
+        'filetype': 'text/csv'
+    })
+
+
+@log_bp.route('/api/clear', methods=['POST'])
+@login_required
+@admin_required
+def clear_logs():
+    """清空日志API"""
+    data = request.get_json()
+    days = data.get('days', 0)
+
+    try:
+        if days > 0:
+            # 清除指定天数前的日志
+            cutoff_date = datetime.now() - timedelta(days=days)
+            deleted = Log.query.filter(Log.created_at < cutoff_date).delete()
+        else:
+            # 清空全部日志
+            deleted = Log.query.delete()
+
+        db.session.commit()
+        return jsonify({
+            'success': True,
+            'message': f'成功清除 {deleted} 条日志记录',
+            'count': deleted
+        })
+    except Exception as e:
+        db.session.rollback()
+        return jsonify({
+            'success': False,
+            'message': f'清除日志失败: {str(e)}'
+        }), 500

app/controllers/statistics.py

@@ -0,0 +1,446 @@
+# app/controllers/statistics.py
+from flask import Blueprint, render_template, jsonify, request
+from flask_login import login_required, current_user
+from app.models.book import Book, db
+from app.models.borrow import BorrowRecord
+from app.models.user import User
+from app.utils.auth import admin_required
+from app.models.log import Log  # 导入日志模型
+from sqlalchemy import func, case, desc, and_
+from datetime import datetime, timedelta
+import calendar
+
+statistics_bp = Blueprint('statistics', __name__, url_prefix='/statistics')
+
+
+@statistics_bp.route('/')
+@login_required
+@admin_required
+def index():
+    """统计分析首页"""
+    # 记录访问统计分析首页的日志
+    Log.add_log(
+        action="访问统计分析",
+        user_id=current_user.id,
+        target_type="statistics",
+        description="访问统计分析首页"
+    )
+    return render_template('statistics/index.html')
+
+
+@statistics_bp.route('/book-ranking')
+@login_required
+@admin_required
+def book_ranking():
+    """热门图书排行榜页面"""
+    # 记录访问热门图书排行的日志
+    Log.add_log(
+        action="查看统计数据",
+        user_id=current_user.id,
+        target_type="statistics",
+        description="查看热门图书排行榜"
+    )
+    return render_template('statistics/book_ranking.html')
+
+
+@statistics_bp.route('/api/book-ranking')
+@login_required
+@admin_required
+def api_book_ranking():
+    """获取热门图书排行数据API"""
+    time_range = request.args.get('time_range', 'month')
+    limit = request.args.get('limit', 10, type=int)
+
+    # 记录获取热门图书排行数据的日志
+    Log.add_log(
+        action="获取数据",
+        user_id=current_user.id,
+        target_type="statistics",
+        description=f"获取热门图书排行数据(时间范围:{time_range}, 数量:{limit})"
+    )
+
+    # 根据时间范围设置过滤条件
+    if time_range == 'week':
+        start_date = datetime.now() - timedelta(days=7)
+    elif time_range == 'month':
+        start_date = datetime.now() - timedelta(days=30)
+    elif time_range == 'year':
+        start_date = datetime.now() - timedelta(days=365)
+    else:  # all time
+        start_date = datetime(1900, 1, 1)
+
+    # 查询借阅次数最多的图书
+    popular_books = db.session.query(
+        Book.id, Book.title, Book.author, Book.cover_url,
+        func.count(BorrowRecord.id).label('borrow_count')
+    ).join(
+        BorrowRecord, Book.id == BorrowRecord.book_id
+    ).filter(
+        BorrowRecord.borrow_date >= start_date
+    ).group_by(
+        Book.id
+    ).order_by(
+        desc('borrow_count')
+    ).limit(limit).all()
+
+    result = [
+        {
+            'id': book.id,
+            'title': book.title,
+            'author': book.author,
+            'cover_url': book.cover_url,
+            'borrow_count': book.borrow_count
+        } for book in popular_books
+    ]
+
+    return jsonify(result)
+
+
+@statistics_bp.route('/borrow-statistics')
+@login_required
+@admin_required
+def borrow_statistics():
+    """借阅统计分析页面"""
+    # 记录访问借阅统计分析的日志
+    Log.add_log(
+        action="查看统计数据",
+        user_id=current_user.id,
+        target_type="statistics",
+        description="查看借阅统计分析"
+    )
+    return render_template('statistics/borrow_statistics.html')
+
+
+@statistics_bp.route('/api/borrow-trend')
+@login_required
+@admin_required
+def api_borrow_trend():
+    """获取借阅趋势数据API"""
+    time_range = request.args.get('time_range', 'month')
+
+    # 记录获取借阅趋势数据的日志
+    Log.add_log(
+        action="获取数据",
+        user_id=current_user.id,
+        target_type="statistics",
+        description=f"获取借阅趋势数据(时间范围:{time_range})"
+    )
+
+    if time_range == 'week':
+        # 获取过去7天每天的借阅和归还数量
+        start_date = datetime.now() - timedelta(days=6)
+        results = []
+
+        for i in range(7):
+            day = start_date + timedelta(days=i)
+            day_start = day.replace(hour=0, minute=0, second=0, microsecond=0)
+            day_end = day.replace(hour=23, minute=59, second=59, microsecond=999999)
+
+            # 查询当天借阅量
+            borrow_count = BorrowRecord.query.filter(
+                BorrowRecord.borrow_date >= day_start,
+                BorrowRecord.borrow_date <= day_end
+            ).count()
+
+            # 查询当天归还量
+            return_count = BorrowRecord.query.filter(
+                BorrowRecord.return_date >= day_start,
+                BorrowRecord.return_date <= day_end
+            ).count()
+
+            # 当天逾期未还的数量
+            overdue_count = BorrowRecord.query.filter(
+                BorrowRecord.due_date < day_end,
+                BorrowRecord.return_date.is_(None)
+            ).count()
+
+            results.append({
+                'date': day.strftime('%m-%d'),
+                'borrow': borrow_count,
+                'return': return_count,
+                'overdue': overdue_count
+            })
+
+        return jsonify(results)
+
+    elif time_range == 'month':
+        # 获取过去30天每天的借阅和归还数量
+        start_date = datetime.now() - timedelta(days=29)
+        results = []
+
+        for i in range(30):
+            day = start_date + timedelta(days=i)
+            day_start = day.replace(hour=0, minute=0, second=0, microsecond=0)
+            day_end = day.replace(hour=23, minute=59, second=59, microsecond=999999)
+
+            # 查询当天借阅量
+            borrow_count = BorrowRecord.query.filter(
+                BorrowRecord.borrow_date >= day_start,
+                BorrowRecord.borrow_date <= day_end
+            ).count()
+
+            # 查询当天归还量
+            return_count = BorrowRecord.query.filter(
+                BorrowRecord.return_date >= day_start,
+                BorrowRecord.return_date <= day_end
+            ).count()
+
+            # 当天逾期未还的数量
+            overdue_count = BorrowRecord.query.filter(
+                BorrowRecord.due_date < day_end,
+                BorrowRecord.return_date.is_(None)
+            ).count()
+
+            results.append({
+                'date': day.strftime('%m-%d'),
+                'borrow': borrow_count,
+                'return': return_count,
+                'overdue': overdue_count
+            })
+
+        return jsonify(results)
+
+    elif time_range == 'year':
+        # 获取过去12个月每月的借阅和归还数量
+        current_month = datetime.now().month
+        current_year = datetime.now().year
+        results = []
+
+        for i in range(12):
+            # 计算月份和年份
+            month = (current_month - i) % 12
+            if month == 0:
+                month = 12
+            year = current_year - ((i - (current_month - 1)) // 12)
+
+            # 计算该月的开始和结束日期
+            days_in_month = calendar.monthrange(year, month)[1]
+            month_start = datetime(year, month, 1)
+            month_end = datetime(year, month, days_in_month, 23, 59, 59, 999999)
+
+            # 查询当月借阅量
+            borrow_count = BorrowRecord.query.filter(
+                BorrowRecord.borrow_date >= month_start,
+                BorrowRecord.borrow_date <= month_end
+            ).count()
+
+            # 查询当月归还量
+            return_count = BorrowRecord.query.filter(
+                BorrowRecord.return_date >= month_start,
+                BorrowRecord.return_date <= month_end
+            ).count()
+
+            # 当月逾期未还的数量
+            overdue_count = BorrowRecord.query.filter(
+                BorrowRecord.due_date < month_end,
+                BorrowRecord.return_date.is_(None)
+            ).count()
+
+            results.append({
+                'date': f'{year}-{month:02d}',
+                'borrow': borrow_count,
+                'return': return_count,
+                'overdue': overdue_count
+            })
+
+        # 按时间顺序排序
+        results.reverse()
+        return jsonify(results)
+
+    return jsonify([])
+
+
+@statistics_bp.route('/api/category-distribution')
+@login_required
+@admin_required
+def api_category_distribution():
+    """获取图书分类分布数据API"""
+    # 记录获取图书分类分布数据的日志
+    Log.add_log(
+        action="获取数据",
+        user_id=current_user.id,
+        target_type="statistics",
+        description="获取图书分类分布数据"
+    )
+
+    # 计算每个分类的总借阅次数
+    category_stats = db.session.query(
+        Book.category_id,
+        func.count(BorrowRecord.id).label('borrow_count')
+    ).join(
+        BorrowRecord, Book.id == BorrowRecord.book_id
+    ).group_by(
+        Book.category_id
+    ).all()
+
+    # 获取分类名称
+    from app.models.book import Category
+    categories = {cat.id: cat.name for cat in Category.query.all()}
+
+    # 准备结果
+    result = [
+        {
+            'category': categories.get(stat.category_id, '未分类'),
+            'count': stat.borrow_count
+        } for stat in category_stats if stat.category_id is not None
+    ]
+
+    # 添加未分类数据
+    uncategorized = next((stat for stat in category_stats if stat.category_id is None), None)
+    if uncategorized:
+        result.append({'category': '未分类', 'count': uncategorized.borrow_count})
+
+    return jsonify(result)
+
+
+@statistics_bp.route('/user-activity')
+@login_required
+@admin_required
+def user_activity():
+    """用户活跃度分析页面"""
+    # 记录访问用户活跃度分析的日志
+    Log.add_log(
+        action="查看统计数据",
+        user_id=current_user.id,
+        target_type="statistics",
+        description="查看用户活跃度分析"
+    )
+    return render_template('statistics/user_activity.html')
+
+
+@statistics_bp.route('/api/user-activity')
+@login_required
+@admin_required
+def api_user_activity():
+    """获取用户活跃度数据API"""
+    # 记录获取用户活跃度数据的日志
+    Log.add_log(
+        action="获取数据",
+        user_id=current_user.id,
+        target_type="statistics",
+        description="获取用户活跃度数据"
+    )
+
+    # 查询最活跃的用户(借阅量最多)
+    active_users = db.session.query(
+        User.id, User.username, User.nickname,
+        func.count(BorrowRecord.id).label('borrow_count')
+    ).join(
+        BorrowRecord, User.id == BorrowRecord.user_id
+    ).group_by(
+        User.id
+    ).order_by(
+        desc('borrow_count')
+    ).limit(10).all()
+
+    result = [
+        {
+            'id': user.id,
+            'username': user.username,
+            'nickname': user.nickname or user.username,
+            'borrow_count': user.borrow_count
+        } for user in active_users
+    ]
+
+    return jsonify(result)
+
+
+@statistics_bp.route('/overdue-analysis')
+@login_required
+@admin_required
+def overdue_analysis():
+    """逾期分析页面"""
+    # 记录访问逾期分析的日志
+    Log.add_log(
+        action="查看统计数据",
+        user_id=current_user.id,
+        target_type="statistics",
+        description="查看借阅逾期分析"
+    )
+    return render_template('statistics/overdue_analysis.html')
+
+
+@statistics_bp.route('/api/overdue-statistics')
+@login_required
+@admin_required
+def api_overdue_statistics():
+    """获取逾期统计数据API"""
+    # 记录获取逾期统计数据的日志
+    Log.add_log(
+        action="获取数据",
+        user_id=current_user.id,
+        target_type="statistics",
+        description="获取借阅逾期统计数据"
+    )
+
+    now = datetime.now()
+
+    # 计算总借阅量
+    total_borrows = BorrowRecord.query.count()
+
+    # 计算已归还的逾期借阅
+    returned_overdue = BorrowRecord.query.filter(
+        BorrowRecord.return_date.isnot(None),
+        BorrowRecord.return_date > BorrowRecord.due_date
+    ).count()
+
+    # 计算未归还的逾期借阅
+    current_overdue = BorrowRecord.query.filter(
+        BorrowRecord.return_date.is_(None),
+        BorrowRecord.due_date < now
+    ).count()
+
+    # 计算总逾期率
+    overdue_rate = round((returned_overdue + current_overdue) / total_borrows * 100, 2) if total_borrows > 0 else 0
+
+    # 计算各逾期时长区间的数量
+    overdue_range_data = []
+
+    # 1-7天逾期
+    range1 = BorrowRecord.query.filter(
+        and_(
+            BorrowRecord.return_date.is_(None),
+            BorrowRecord.due_date < now,
+            BorrowRecord.due_date >= now - timedelta(days=7)
+        )
+    ).count()
+    overdue_range_data.append({'range': '1-7天', 'count': range1})
+
+    # 8-14天逾期
+    range2 = BorrowRecord.query.filter(
+        and_(
+            BorrowRecord.return_date.is_(None),
+            BorrowRecord.due_date < now - timedelta(days=7),
+            BorrowRecord.due_date >= now - timedelta(days=14)
+        )
+    ).count()
+    overdue_range_data.append({'range': '8-14天', 'count': range2})
+
+    # 15-30天逾期
+    range3 = BorrowRecord.query.filter(
+        and_(
+            BorrowRecord.return_date.is_(None),
+            BorrowRecord.due_date < now - timedelta(days=14),
+            BorrowRecord.due_date >= now - timedelta(days=30)
+        )
+    ).count()
+    overdue_range_data.append({'range': '15-30天', 'count': range3})
+
+    # 30天以上逾期
+    range4 = BorrowRecord.query.filter(
+        and_(
+            BorrowRecord.return_date.is_(None),
+            BorrowRecord.due_date < now - timedelta(days=30)
+        )
+    ).count()
+    overdue_range_data.append({'range': '30天以上', 'count': range4})
+
+    result = {
+        'total_borrows': total_borrows,
+        'returned_overdue': returned_overdue,
+        'current_overdue': current_overdue,
+        'overdue_rate': overdue_rate,
+        'overdue_ranges': overdue_range_data
+    }
+
+    return jsonify(result)

app/controllers/user.py

@@ -1,6 +1,7 @@
 from flask import Blueprint, render_template, request, redirect, url_for, flash, session, jsonify
 from werkzeug.security import generate_password_hash, check_password_hash
 from app.models.user import User, db
+from app.models.log import Log  # 导入日志模型
 from app.utils.email import send_verification_email, generate_verification_code
 import logging
 from functools import wraps
@@ -102,14 +103,35 @@ def login():
         user = User.query.filter((User.username == username) | (User.email == username)).first()
 
         if not user or not user.check_password(password):
+            # 记录登录失败日志
+            Log.add_log(
+                action="登录失败",
+                ip_address=request.remote_addr,
+                description=f"尝试使用用户名/邮箱 {username} 登录失败"
+            )
             return render_template('login.html', error='用户名或密码错误')
 
         if user.status == 0:
+            # 记录禁用账号登录尝试
+            Log.add_log(
+                action="登录失败",
+                user_id=user.id,
+                ip_address=request.remote_addr,
+                description=f"禁用账号 {username} 尝试登录"
+            )
             return render_template('login.html', error='账号已被禁用，请联系管理员')
 
         # 使用 Flask-Login 的 login_user 函数
         login_user(user, remember=remember_me)
 
+        # 记录登录成功日志
+        Log.add_log(
+            action="用户登录",
+            user_id=user.id,
+            ip_address=request.remote_addr,
+            description=f"用户 {user.username} 登录成功"
+        )
+
         # 这些session信息仍然可以保留，但不再用于认证
         session['username'] = user.username
         session['role_id'] = user.role_id
@@ -168,6 +190,14 @@ def register():
             db.session.add(new_user)
             db.session.commit()
 
+            # 记录用户注册日志
+            Log.add_log(
+                action="用户注册",
+                user_id=new_user.id,
+                ip_address=request.remote_addr,
+                description=f"新用户 {username} 注册成功"
+            )
+
             # 清除验证码
             verification_codes.delete(email)
 
@@ -184,6 +214,17 @@ def register():
 @user_bp.route('/logout')
 @login_required
 def logout():
+    username = current_user.username
+    user_id = current_user.id
+
+    # 先记录日志，再登出
+    Log.add_log(
+        action="用户登出",
+        user_id=user_id,
+        ip_address=request.remote_addr,
+        description=f"用户 {username} 登出系统"
+    )
+
     logout_user()
     return redirect(url_for('user.login'))
 
@@ -209,6 +250,12 @@ def send_verification_code():
 
     # 发送验证码邮件
     if send_verification_email(email, code):
+        # 记录发送验证码日志
+        Log.add_log(
+            action="发送验证码",
+            ip_address=request.remote_addr,
+            description=f"向邮箱 {email} 发送验证码"
+        )
         return jsonify({'success': True, 'message': '验证码已发送'})
     else:
         return jsonify({'success': False, 'message': '邮件发送失败，请稍后重试'})
@@ -232,6 +279,14 @@ def user_list():
         role_id=role_id
     )
 
+    # 记录管理员访问用户列表日志
+    Log.add_log(
+        action="访问用户管理",
+        user_id=current_user.id,
+        ip_address=request.remote_addr,
+        description=f"管理员 {current_user.username} 访问用户管理列表"
+    )
+
     roles = UserService.get_all_roles()
 
     return render_template(
@@ -271,11 +326,31 @@ def user_edit(user_id):
 
         success, message = UserService.update_user(user_id, data)
         if success:
+            # 记录管理员编辑用户信息日志
+            Log.add_log(
+                action="编辑用户",
+                user_id=current_user.id,
+                target_type="用户",
+                target_id=user_id,
+                ip_address=request.remote_addr,
+                description=f"管理员 {current_user.username} 编辑用户 {user.username} 的信息"
+            )
             flash(message, 'success')
             return redirect(url_for('user.user_list'))
         else:
             flash(message, 'error')
 
+    # 记录访问用户编辑页面日志
+    if request.method == 'GET':
+        Log.add_log(
+            action="访问用户编辑",
+            user_id=current_user.id,
+            target_type="用户",
+            target_id=user_id,
+            ip_address=request.remote_addr,
+            description=f"管理员 {current_user.username} 访问用户 {user.username} 的编辑页面"
+        )
+
     return render_template('user/edit.html', user=user, roles=roles)
 
 
@@ -294,7 +369,25 @@ def user_status(user_id):
     if user_id == current_user.id:
         return jsonify({'success': False, 'message': '不能修改自己的状态'})
 
+    # 查询用户获取用户名（用于日志）
+    target_user = User.query.get(user_id)
+    if not target_user:
+        return jsonify({'success': False, 'message': '用户不存在'})
+
     success, message = UserService.change_user_status(user_id, status)
+
+    if success:
+        # 记录修改用户状态日志
+        status_text = "启用" if status == 1 else "禁用"
+        Log.add_log(
+            action=f"用户{status_text}",
+            user_id=current_user.id,
+            target_type="用户",
+            target_id=user_id,
+            ip_address=request.remote_addr,
+            description=f"管理员 {current_user.username} {status_text}用户 {target_user.username}"
+        )
+
     return jsonify({'success': success, 'message': message})
 
 
@@ -307,7 +400,25 @@ def user_delete(user_id):
     if user_id == current_user.id:
         return jsonify({'success': False, 'message': '不能删除自己的账号'})
 
+    # 查询用户获取用户名（用于日志）
+    target_user = User.query.get(user_id)
+    if not target_user:
+        return jsonify({'success': False, 'message': '用户不存在'})
+
+    target_username = target_user.username  # 保存用户名以便记录在日志中
+
     success, message = UserService.delete_user(user_id)
+
+    if success:
+        # 记录删除用户日志
+        Log.add_log(
+            action="删除用户",
+            user_id=current_user.id,
+            target_type="用户",
+            ip_address=request.remote_addr,
+            description=f"管理员 {current_user.username} 删除用户 {target_username}"
+        )
+
     return jsonify({'success': success, 'message': message})
 
 
@@ -339,9 +450,23 @@ def user_profile():
                 return render_template('user/profile.html', user=user)
 
             data['password'] = new_password
+            password_changed = True
+        else:
+            password_changed = False
 
         success, message = UserService.update_user(user.id, data)
         if success:
+            # 记录用户修改个人信息日志
+            log_description = f"用户 {user.username} 修改了个人信息"
+            if password_changed:
+                log_description += "，包括密码修改"
+
+            Log.add_log(
+                action="修改个人信息",
+                user_id=user.id,
+                ip_address=request.remote_addr,
+                description=log_description
+            )
             flash(message, 'success')
         else:
             flash(message, 'error')
@@ -355,6 +480,15 @@ def user_profile():
 @admin_required
 def role_list():
     roles = UserService.get_all_roles()
+
+    # 记录访问角色管理页面日志
+    Log.add_log(
+        action="访问角色管理",
+        user_id=current_user.id,
+        ip_address=request.remote_addr,
+        description=f"管理员 {current_user.username} 访问角色管理页面"
+    )
+
     return render_template('user/roles.html', roles=roles)
 
 
@@ -373,20 +507,35 @@ def role_save():
 
     if role_id:  # 更新
         success, message = UserService.update_role(role_id, role_name, description)
+        if success:
+            # 记录编辑角色日志
+            Log.add_log(
+                action="编辑角色",
+                user_id=current_user.id,
+                target_type="角色",
+                target_id=role_id,
+                ip_address=request.remote_addr,
+                description=f"管理员 {current_user.username} 编辑角色 {role_name}"
+            )
     else:  # 创建
         success, message = UserService.create_role(role_name, description)
+        if success:
+            # 获取新创建的角色ID
+            new_role = db.session.query(User.Role).filter_by(role_name=role_name).first()
+            role_id = new_role.id if new_role else None
+
+            # 记录创建角色日志
+            Log.add_log(
+                action="创建角色",
+                user_id=current_user.id,
+                target_type="角色",
+                target_id=role_id,
+                ip_address=request.remote_addr,
+                description=f"管理员 {current_user.username} 创建新角色 {role_name}"
+            )
 
     return jsonify({'success': success, 'message': message})
 
-"""
-@user_bp.route('/api/role/<int:role_id>/user-count')
-@login_required
-@admin_required
-def get_role_user_count(role_id):
-    count = User.query.filter_by(role_id=role_id).count()
-    return jsonify({'count': count})
-"""
-
 
 @user_bp.route('/user/role/<int:role_id>/count', methods=['GET'])
 @login_required
@@ -460,6 +609,16 @@ def add_user():
             db.session.add(new_user)
             db.session.commit()
 
+            # 记录管理员添加用户日志
+            Log.add_log(
+                action="添加用户",
+                user_id=current_user.id,
+                target_type="用户",
+                target_id=new_user.id,
+                ip_address=request.remote_addr,
+                description=f"管理员 {current_user.username} 添加新用户 {username}"
+            )
+
             # 清除验证码
             verification_codes.delete(email)
 

app/models/log.py

@@ -0,0 +1,67 @@
+from datetime import datetime
+from app.models.user import db, User  # 从user模块导入db，而不是从utils导入
+
+
+class Log(db.Model):
+    __tablename__ = 'logs'
+
+    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
+    user_id = db.Column(db.Integer, db.ForeignKey('users.id'), nullable=True)
+    action = db.Column(db.String(64), nullable=False)
+    target_type = db.Column(db.String(32), nullable=True)
+    target_id = db.Column(db.Integer, nullable=True)
+    ip_address = db.Column(db.String(45), nullable=True)
+    description = db.Column(db.String(255), nullable=True)
+    created_at = db.Column(db.DateTime, nullable=False, default=datetime.now)
+
+    # 关联用户
+    user = db.relationship('User', backref=db.backref('logs', lazy=True))
+
+    def __init__(self, action, user_id=None, target_type=None, target_id=None,
+                 ip_address=None, description=None):
+        self.user_id = user_id
+        self.action = action
+        self.target_type = target_type
+        self.target_id = target_id
+        self.ip_address = ip_address
+        self.description = description
+        self.created_at = datetime.now()
+
+    @staticmethod
+    def add_log(action, user_id=None, target_type=None, target_id=None,
+                ip_address=None, description=None):
+        """添加一条日志记录"""
+        try:
+            log = Log(
+                action=action,
+                user_id=user_id,
+                target_type=target_type,
+                target_id=target_id,
+                ip_address=ip_address,
+                description=description
+            )
+            db.session.add(log)
+            db.session.commit()
+            return True, "日志记录成功"
+        except Exception as e:
+            db.session.rollback()
+            return False, f"日志记录失败: {str(e)}"
+
+    @staticmethod
+    def get_logs(page=1, per_page=20, user_id=None, action=None,
+                 target_type=None, start_date=None, end_date=None):
+        """查询日志记录"""
+        query = Log.query.order_by(Log.created_at.desc())
+
+        if user_id:
+            query = query.filter(Log.user_id == user_id)
+        if action:
+            query = query.filter(Log.action == action)
+        if target_type:
+            query = query.filter(Log.target_type == target_type)
+        if start_date:
+            query = query.filter(Log.created_at >= start_date)
+        if end_date:
+            query = query.filter(Log.created_at <= end_date)
+
+        return query.paginate(page=page, per_page=per_page)

app/static/css/book-import.css

@@ -0,0 +1,575 @@
+/* 图书批量导入页面样式 - 女性风格优化版 */
+@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500&family=Playfair+Display:wght@400;700&display=swap');
+
+:root {
+    --primary-color: #e083b8;
+    --primary-light: #f8d7e9;
+    --secondary-color: #89c2d9;
+    --accent-color: #a76eb8;
+    --text-color: #555;
+    --light-text: #888;
+    --dark-text: #333;
+    --border-radius: 12px;
+    --box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
+}
+
+body {
+    background-color: #fff6f9;
+    font-family: 'Montserrat', sans-serif;
+    color: var(--text-color);
+}
+
+.import-container {
+    padding: 30px;
+    position: relative;
+    overflow: hidden;
+}
+
+/* 页眉样式 */
+.page-header {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    margin-bottom: 30px;
+    padding-bottom: 20px;
+    border-bottom: 1px solid #f0d3e6;
+}
+
+.fancy-title {
+    font-family: 'Playfair Display', serif;
+    font-size: 2.5rem;
+    color: var(--accent-color);
+    text-shadow: 1px 1px 2px rgba(167, 110, 184, 0.2);
+    letter-spacing: 1px;
+    margin: 0;
+    position: relative;
+}
+
+.fancy-title::after {
+    content: "";
+    position: absolute;
+    bottom: -10px;
+    left: 0;
+    width: 60px;
+    height: 3px;
+    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
+    border-radius: 3px;
+}
+
+.subtitle {
+    font-size: 1.5rem;
+    font-weight: 300;
+    color: var(--light-text);
+    margin-left: 10px;
+}
+
+.btn-return {
+    padding: 8px 20px;
+    background-color: transparent;
+    color: var(--accent-color);
+    border: 2px solid var(--primary-light);
+    border-radius: 25px;
+    transition: all 0.3s ease;
+    font-weight: 500;
+    box-shadow: 0 3px 8px rgba(167, 110, 184, 0.1);
+}
+
+.btn-return:hover {
+    background-color: var(--primary-light);
+    color: var(--accent-color);
+    transform: translateY(-3px);
+    box-shadow: 0 5px 12px rgba(167, 110, 184, 0.2);
+}
+
+/* 卡片样式 */
+.card {
+    border: none;
+    border-radius: var(--border-radius);
+    box-shadow: var(--box-shadow);
+    overflow: hidden;
+    transition: transform 0.3s ease, box-shadow 0.3s ease;
+    background-color: #ffffff;
+    margin-bottom: 30px;
+}
+
+.card:hover {
+    transform: translateY(-5px);
+    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
+}
+
+.card-header {
+    background: linear-gradient(135deg, #f9f1f7, #fcf6fa);
+    padding: 20px 25px;
+    border-bottom: 1px solid #f0e1ea;
+}
+
+.card-header h4 {
+    font-family: 'Playfair Display', serif;
+    color: var(--accent-color);
+    margin: 0;
+    font-size: 1.5rem;
+}
+
+.sparkle {
+    color: var(--primary-color);
+    margin-right: 8px;
+    animation: sparkle 2s infinite;
+}
+
+@keyframes sparkle {
+    0%, 100% { opacity: 1; }
+    50% { opacity: 0.5; }
+}
+
+.card-body {
+    padding: 30px;
+}
+
+/* 表单样式 */
+.elegant-label {
+    font-weight: 500;
+    color: var(--dark-text);
+    margin-bottom: 12px;
+    font-size: 1.1rem;
+    display: block;
+}
+
+.custom-file {
+    position: relative;
+    display: inline-block;
+    width: 100%;
+    margin-bottom: 15px;
+}
+
+.custom-file-input {
+    position: absolute;
+    left: 0;
+    top: 0;
+    width: 100%;
+    height: 100%;
+    opacity: 0;
+    cursor: pointer;
+    z-index: 2;
+}
+
+.custom-file-label {
+    padding: 15px 20px;
+    background-color: #f9f2f7;
+    color: var(--light-text);
+    border: 2px dashed #e9d6e5;
+    border-radius: var(--border-radius);
+    text-align: center;
+    transition: all 0.3s ease;
+    cursor: pointer;
+}
+
+.custom-file-label:hover {
+    background-color: #f4e8f0;
+    border-color: var(--primary-color);
+}
+
+.has-file .custom-file-label {
+    background-color: #e6f3ff;
+    border-color: var(--secondary-color);
+    color: var(--secondary-color);
+    font-weight: 500;
+}
+
+.import-btn {
+    background: linear-gradient(45deg, var(--primary-color), var(--accent-color));
+    border: none;
+    padding: 15px 30px;
+    color: white;
+    font-size: 1.1rem;
+    font-weight: 500;
+    border-radius: 30px;
+    margin-top: 15px;
+    transition: all 0.3s ease;
+    box-shadow: 0 8px 15px rgba(167, 110, 184, 0.3);
+}
+
+.import-btn:hover {
+    transform: translateY(-3px);
+    box-shadow: 0 12px 20px rgba(167, 110, 184, 0.4);
+    background: linear-gradient(45deg, var(--accent-color), var(--primary-color));
+}
+
+/* 分隔线 */
+.divider {
+    display: flex;
+    align-items: center;
+    margin: 30px 0;
+    color: var(--light-text);
+}
+
+.divider:before,
+.divider:after {
+    content: "";
+    flex: 1;
+    border-bottom: 1px solid #f0d3e6;
+}
+
+.divider-content {
+    padding: 0 10px;
+    color: var(--primary-color);
+    font-size: 1.2rem;
+}
+
+/* 导入说明样式 */
+.import-instructions {
+    margin-top: 10px;
+    padding: 25px;
+    background: linear-gradient(to bottom right, #fff, #fafafa);
+    border-radius: var(--border-radius);
+    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.03);
+}
+
+.instruction-title {
+    font-family: 'Playfair Display', serif;
+    color: var(--accent-color);
+    margin-bottom: 20px;
+    font-size: 1.4rem;
+    border-bottom: 2px solid var(--primary-light);
+    padding-bottom: 10px;
+    display: inline-block;
+}
+
+.instruction-content {
+    color: var(--text-color);
+    line-height: 1.6;
+}
+
+.elegant-list {
+    list-style-type: none;
+    padding-left: 5px;
+    margin-top: 15px;
+}
+
+.elegant-list li {
+    margin-bottom: 12px;
+    position: relative;
+    padding-left: 25px;
+    line-height: 1.5;
+}
+
+.elegant-list li:before {
+    content: "\f054";
+    font-family: "Font Awesome 5 Free";
+    font-weight: 900;
+    color: var(--primary-color);
+    position: absolute;
+    left: 0;
+    top: 2px;
+    font-size: 12px;
+}
+
+.field-name {
+    font-family: 'Courier New', monospace;
+    background-color: #f6f6f6;
+    padding: 2px 8px;
+    border-radius: 4px;
+    color: #9c5bb5;
+    font-weight: 600;
+    font-size: 0.9rem;
+}
+
+.required-field {
+    color: var(--dark-text);
+}
+
+.required-badge {
+    background-color: #fce1e9;
+    color: #e25a86;
+    font-size: 0.7rem;
+    padding: 2px 8px;
+    border-radius: 12px;
+    margin-left: 5px;
+    vertical-align: middle;
+    font-weight: 600;
+}
+
+/* 模板下载样式 */
+.template-download {
+    margin-top: 30px;
+    text-align: center;
+    padding: 20px;
+    background: linear-gradient(135deg, #f0f9ff, #f5f0ff);
+    border-radius: var(--border-radius);
+    border: 1px solid #e0f0ff;
+}
+
+.template-download p {
+    color: var(--dark-text);
+    margin-bottom: 15px;
+    font-weight: 500;
+}
+
+.download-btn {
+    background-color: white;
+    color: var(--accent-color);
+    border: 2px solid var(--primary-light);
+    padding: 10px 25px;
+    border-radius: 25px;
+    font-weight: 500;
+    transition: all 0.3s ease;
+    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
+}
+
+.download-btn:hover {
+    background-color: var(--accent-color);
+    color: white;
+    border-color: var(--accent-color);
+    transform: translateY(-3px);
+    box-shadow: 0 8px 20px rgba(167, 110, 184, 0.2);
+}
+
+/* 悬浮元素 - 冰雪奇缘和天空之城风格 */
+.floating-elements {
+    position: absolute;
+    top: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    pointer-events: none;
+    overflow: hidden;
+    z-index: -1;
+}
+
+.snowflake {
+    position: absolute;
+    opacity: 0.7;
+    border-radius: 50%;
+    background: radial-gradient(circle at center, rgba(255,255,255,0.8) 0%, rgba(230,240,255,0.3) 70%, transparent 100%);
+    animation: float 20s linear infinite;
+}
+
+.snowflake-1 {
+    width: 20px;
+    height: 20px;
+    top: 10%;
+    left: 10%;
+}
+
+.snowflake-2 {
+    width: 15px;
+    height: 15px;
+    top: 20%;
+    right: 20%;
+}
+
+.snowflake-3 {
+    width: 25px;
+    height: 25px;
+    bottom: 30%;
+    left: 30%;
+}
+
+.snowflake-4 {
+    width: 18px;
+    height: 18px;
+    bottom: 15%;
+    right: 15%;
+}
+
+.flower {
+    position: absolute;
+    width: 30px;
+    height: 30px;
+    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath fill='%23e083b8' d='M50 15c-5 0-10 5-10 10s5 10 10 10 10-5 10-10-5-10-10-10zm-25 25c-5 0-10 5-10 10s5 10 10 10 10-5 10-10-5-10-10-10zm50 0c-5 0-10 5-10 10s5 10 10 10 10-5 10-10-5-10-10-10zm-25 25c-5 0-10 5-10 10s5 10 10 10 10-5 10-10-5-10-10-10z'/%3E%3Ccircle fill='%23f8d7e9' cx='50' cy='50' r='10'/%3E%3C/svg%3E");
+    background-size: contain;
+    background-repeat: no-repeat;
+    opacity: 0.5;
+    animation: rotate 25s linear infinite, float 20s ease-in-out infinite;
+}
+
+.flower-1 {
+    top: 70%;
+    left: 5%;
+}
+
+.flower-2 {
+    top: 15%;
+    right: 5%;
+}
+
+@keyframes float {
+    0% {
+        transform: translateY(0) translateX(0);
+    }
+    25% {
+        transform: translateY(30px) translateX(15px);
+    }
+    50% {
+        transform: translateY(50px) translateX(-15px);
+    }
+    75% {
+        transform: translateY(20px) translateX(25px);
+    }
+    100% {
+        transform: translateY(0) translateX(0);
+    }
+}
+
+@keyframes rotate {
+    from {
+        transform: rotate(0deg);
+    }
+    to {
+        transform: rotate(360deg);
+    }
+}
+
+/* 响应式调整 */
+@media (max-width: 992px) {
+    .import-container {
+        padding: 20px 15px;
+    }
+
+    .fancy-title {
+        font-size: 2rem;
+    }
+
+    .subtitle {
+        font-size: 1.2rem;
+    }
+}
+
+@media (max-width: 768px) {
+    .page-header {
+        flex-direction: column;
+        align-items: flex-start;
+        gap: 15px;
+    }
+
+    .card-body {
+        padding: 20px 15px;
+    }
+
+    .import-instructions {
+        padding: 15px;
+    }
+
+    .fancy-title {
+        font-size: 1.8rem;
+    }
+
+    .subtitle {
+        font-size: 1rem;
+        display: block;
+        margin-left: 0;
+        margin-top: 5px;
+    }
+}
+
+/* 添加到book-import.css文件末尾 */
+
+/* 导入消息样式 */
+.import-message {
+    margin-top: 15px;
+}
+
+.import-message .alert {
+    border-radius: var(--border-radius);
+    padding: 15px;
+    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
+    border: none;
+}
+
+.import-message .alert-success {
+    background-color: #e6f7ee;
+    color: #28a745;
+}
+
+.import-message .alert-warning {
+    background-color: #fff8e6;
+    color: #ffc107;
+}
+
+.import-message .alert-danger {
+    background-color: #feecf0;
+    color: #dc3545;
+}
+
+.import-message .alert-info {
+    background-color: #e6f3f8;
+    color: #17a2b8;
+}
+
+.import-message .alert i {
+    margin-right: 8px;
+}
+
+/* 导入过程中的飘落元素 */
+.falling-element {
+    position: absolute;
+    z-index: 1000;
+    pointer-events: none;
+    opacity: 0.8;
+}
+
+.falling-flower {
+    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath fill='%23e083b8' d='M50 15c-5 0-10 5-10 10s5 10 10 10 10-5 10-10-5-10-10-10zm-25 25c-5 0-10 5-10 10s5 10 10 10 10-5 10-10-5-10-10-10zm50 0c-5 0-10 5-10 10s5 10 10 10 10-5 10-10-5-10-10-10zm-25 25c-5 0-10 5-10 10s5 10 10 10 10-5 10-10-5-10-10-10z'/%3E%3Ccircle fill='%23f8d7e9' cx='50' cy='50' r='10'/%3E%3C/svg%3E");
+    background-size: contain;
+    background-repeat: no-repeat;
+    animation: fallAndSpin 5s linear forwards;
+}
+
+.falling-snowflake {
+    background: radial-gradient(circle at center, rgba(255,255,255,0.8) 0%, rgba(230,240,255,0.3) 70%, transparent 100%);
+    border-radius: 50%;
+    animation: fall 5s linear forwards;
+}
+
+@keyframes fall {
+    0% {
+        transform: translateY(-50px) rotate(0deg);
+        opacity: 0;
+    }
+    10% {
+        opacity: 1;
+    }
+    100% {
+        transform: translateY(calc(100vh - 100px)) rotate(359deg);
+        opacity: 0;
+    }
+}
+
+@keyframes fallAndSpin {
+    0% {
+        transform: translateY(-50px) rotate(0deg);
+        opacity: 0;
+    }
+    10% {
+        opacity: 1;
+    }
+    100% {
+        transform: translateY(calc(100vh - 100px)) rotate(720deg);
+        opacity: 0;
+    }
+}
+
+/* 导入过程中按钮样式 */
+.import-btn:disabled {
+    background: linear-gradient(45deg, #f089b7, #b989d9);
+    opacity: 0.7;
+    cursor: not-allowed;
+}
+
+.import-btn:disabled .fa-spinner {
+    margin-right: 10px;
+}
+
+/* 文件上传成功状态样式 */
+.has-file .custom-file-label {
+    background-color: #e6f7ee;
+    border-color: #28a745;
+    color: #28a745;
+}
+
+/* 添加文件类型图标 */
+.has-file .custom-file-label::before {
+    content: "\f56f";  /* Excel文件图标 */
+    font-family: "Font Awesome 5 Free";
+    font-weight: 900;
+    margin-right: 8px;
+}

app/static/css/book-import.css

@@ -1,70 +0,0 @@
-/* 图书批量导入页面样式 */
-.import-container {
-    padding: 20px;
-}
-
-.page-header {
-    display: flex;
-    justify-content: space-between;
-    align-items: center;
-    margin-bottom: 20px;
-    padding-bottom: 15px;
-    border-bottom: 1px solid #eee;
-}
-
-.card {
-    margin-bottom: 20px;
-    border: 1px solid rgba(0,0,0,0.125);
-    border-radius: 0.25rem;
-}
-
-.card-header {
-    padding: 0.75rem 1.25rem;
-    background-color: rgba(0,0,0,0.03);
-    border-bottom: 1px solid rgba(0,0,0,0.125);
-}
-
-.card-body {
-    padding: 1.25rem;
-}
-
-.import-instructions {
-    margin-top: 20px;
-}
-
-.import-instructions h5 {
-    margin-bottom: 15px;
-    color: #555;
-}
-
-.import-instructions ul {
-    margin-bottom: 20px;
-    padding-left: 20px;
-}
-
-.import-instructions li {
-    margin-bottom: 8px;
-    color: #666;
-}
-
-.required-field {
-    color: #dc3545;
-    font-weight: bold;
-}
-
-.template-download {
-    margin-top: 20px;
-    text-align: center;
-    padding: 15px;
-    background-color: #f8f9fa;
-    border-radius: 5px;
-}
-
-/* 响应式调整 */
-@media (max-width: 768px) {
-    .page-header {
-        flex-direction: column;
-        align-items: flex-start;
-        gap: 15px;
-    }
-}

app/static/css/book_ranking.css

@@ -0,0 +1,296 @@
+/* app/static/css/book_ranking.css */
+.table-container {
+    margin-top: 30px;
+}
+
+.table-container h3 {
+    text-align: center;
+    margin-bottom: 20px;
+    color: var(--accent-color);
+    font-family: 'Ma Shan Zheng', cursive, Arial, sans-serif;
+    font-size: 1.6em;
+    position: relative;
+    display: inline-block;
+    left: 50%;
+    transform: translateX(-50%);
+}
+
+.table-container h3:before,
+.table-container h3:after {
+    content: '';
+    position: absolute;
+    height: 2px;
+    background: linear-gradient(to right, transparent, var(--primary-color), transparent);
+    width: 120px;
+    top: 50%;
+}
+
+.table-container h3:before {
+    right: 100%;
+    margin-right: 15px;
+}
+
+.table-container h3:after {
+    left: 100%;
+    margin-left: 15px;
+}
+
+.data-table img {
+    width: 55px;
+    height: 80px;
+    object-fit: cover;
+    border-radius: 8px;
+    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
+    transition: transform 0.3s ease, box-shadow 0.3s ease;
+    border: 2px solid white;
+}
+
+.data-table tr:hover img {
+    transform: scale(1.08);
+    box-shadow: 0 5px 15px rgba(0,0,0,0.15);
+    border-color: var(--primary-color);
+}
+
+.data-table .rank {
+    font-weight: 700;
+    text-align: center;
+    position: relative;
+}
+
+/* 前三名特殊样式 */
+.data-table tr:nth-child(1) .rank:before {
+    content: '👑';
+    position: absolute;
+    top: -15px;
+    left: 50%;
+    transform: translateX(-50%);
+    font-size: 18px;
+}
+
+.data-table tr:nth-child(2) .rank:before {
+    content: '✨';
+    position: absolute;
+    top: -15px;
+    left: 50%;
+    transform: translateX(-50%);
+    font-size: 16px;
+}
+
+.data-table tr:nth-child(3) .rank:before {
+    content: '🌟';
+    position: absolute;
+    top: -15px;
+    left: 50%;
+    transform: translateX(-50%);
+    font-size: 16px;
+}
+
+.data-table .book-title {
+    font-weight: 500;
+    color: var(--accent-color);
+    transition: color 0.3s;
+}
+
+.data-table tr:hover .book-title {
+    color: #d06b9c;
+}
+
+.data-table .author {
+    font-style: italic;
+    color: var(--light-text);
+}
+
+.data-table .borrow-count {
+    font-weight: 600;
+    color: var(--accent-color);
+    position: relative;
+    display: inline-block;
+}
+
+.data-table .borrow-count:after {
+    content: '❤️';
+    font-size: 12px;
+    margin-left: 5px;
+    opacity: 0;
+    transition: opacity 0.3s ease, transform 0.3s ease;
+    transform: translateY(5px);
+    display: inline-block;
+}
+
+.data-table tr:hover .borrow-count:after {
+    opacity: 1;
+    transform: translateY(0);
+}
+
+.no-data {
+    text-align: center;
+    padding: 40px;
+    color: var(--light-text);
+    background-color: var(--secondary-color);
+    border-radius: 12px;
+    font-style: italic;
+    border: 1px dashed var(--border-color);
+}
+
+/* 书籍行动画 */
+#ranking-table-body tr {
+    transition: transform 0.3s ease, opacity 0.3s ease;
+}
+
+#ranking-table-body tr:hover {
+    transform: translateX(5px);
+}
+
+/* 加载动画美化 */
+.loading-row td {
+    background-color: var(--secondary-color);
+    color: var(--accent-color);
+    font-size: 16px;
+}
+
+/* 书名悬停效果 */
+.book-title {
+    position: relative;
+    text-decoration: none;
+    display: inline-block;
+}
+
+.book-title:after {
+    content: '';
+    position: absolute;
+    width: 100%;
+    height: 2px;
+    bottom: -2px;
+    left: 0;
+    background-color: var(--accent-color);
+    transform: scaleX(0);
+    transform-origin: bottom right;
+    transition: transform 0.3s ease-out;
+}
+
+tr:hover .book-title:after {
+    transform: scaleX(1);
+    transform-origin: bottom left;
+}
+
+/* 特殊效果：波浪下划线 */
+@keyframes wave {
+    0%, 100% { background-position-x: 0%; }
+    50% { background-position-x: 100%; }
+}
+
+.page-title:after {
+    content: '';
+    display: block;
+    width: 100px;
+    height: 5px;
+    margin: 10px auto 0;
+    background: linear-gradient(90deg, var(--primary-color), var(--accent-color), var(--primary-color));
+    background-size: 200% 100%;
+    border-radius: 5px;
+    animation: wave 3s infinite linear;
+}
+
+.book-list-title {
+    text-align: center;
+    margin-bottom: 25px;
+    color: var(--accent-color);
+    font-family: 'Ma Shan Zheng', cursive, Arial, sans-serif;
+    font-size: 1.6em;
+    position: relative;
+    display: inline-block;
+    left: 50%;
+    transform: translateX(-50%);
+    padding: 0 15px;
+}
+
+.book-icon {
+    font-size: 0.9em;
+    margin: 0 8px;
+    opacity: 0.85;
+}
+
+.column-icon {
+    font-size: 0.9em;
+    margin-right: 5px;
+    opacity: 0.8;
+}
+
+.book-list-title:before,
+.book-list-title:after {
+    content: '';
+    position: absolute;
+    height: 2px;
+    background: linear-gradient(to right, transparent, var(--primary-color), transparent);
+    width: 80px;
+    top: 50%;
+}
+
+.book-list-title:before {
+    right: 100%;
+    margin-right: 15px;
+}
+
+.book-list-title:after {
+    left: 100%;
+    margin-left: 15px;
+}
+
+/* 表格中的图标样式 */
+.data-table .borrow-count:after {
+    content: '📚';
+    font-size: 12px;
+    margin-left: 5px;
+    opacity: 0;
+    transition: opacity 0.3s ease, transform 0.3s ease;
+    transform: translateY(5px);
+    display: inline-block;
+}
+
+/* 前三名特殊样式 */
+.data-table tr:nth-child(1) .rank:before {
+    content: '🏆';
+    position: absolute;
+    top: -15px;
+    left: 50%;
+    transform: translateX(-50%);
+    font-size: 18px;
+}
+
+.data-table tr:nth-child(2) .rank:before {
+    content: '🥈';
+    position: absolute;
+    top: -15px;
+    left: 50%;
+    transform: translateX(-50%);
+    font-size: 16px;
+}
+
+.data-table tr:nth-child(3) .rank:before {
+    content: '🥉';
+    position: absolute;
+    top: -15px;
+    left: 50%;
+    transform: translateX(-50%);
+    font-size: 16px;
+}
+
+/* 加载动画美化 */
+.loading-animation {
+    display: flex;
+    align-items: center;
+    justify-content: center;
+}
+
+.loading-animation:before {
+    content: '📖';
+    margin-right: 10px;
+    animation: bookFlip 2s infinite;
+    display: inline-block;
+}
+
+@keyframes bookFlip {
+    0% { transform: rotateY(0deg); }
+    50% { transform: rotateY(180deg); }
+    100% { transform: rotateY(360deg); }
+}

app/static/css/borrow_statistics.css

@@ -0,0 +1,245 @@
+/* app/static/css/borrow_statistics.css */
+/* 确保与 statistics.css 兼容的样式 */
+.stats-grid {
+    display: grid;
+    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
+    gap: 15px;
+    margin-top: 15px;
+}
+
+.stats-item {
+    background-color: var(--secondary-color);
+    border-radius: 12px;
+    padding: 20px 15px;
+    text-align: center;
+    transition: all 0.3s ease;
+    border: 1px solid var(--border-color);
+    box-shadow: 0 4px 12px var(--shadow-color);
+    position: relative;
+    overflow: hidden;
+}
+
+.stats-item:hover {
+    transform: translateY(-5px);
+    box-shadow: 0 8px 20px var(--shadow-color);
+    background-color: white;
+}
+
+.stats-item::after {
+    content: '';
+    position: absolute;
+    bottom: -15px;
+    right: -15px;
+    width: 50px;
+    height: 50px;
+    border-radius: 50%;
+    background-color: var(--primary-color);
+    opacity: 0.1;
+    transition: all 0.3s ease;
+}
+
+.stats-item:hover::after {
+    transform: scale(1.2);
+    opacity: 0.2;
+}
+
+.stats-value {
+    font-size: 26px;
+    font-weight: 700;
+    margin-bottom: 8px;
+    color: var(--accent-color);
+    display: flex;
+    justify-content: center;
+    align-items: center;
+    height: 40px;
+    position: relative;
+}
+
+.stats-value::before {
+    content: '';
+    position: absolute;
+    bottom: -2px;
+    left: 50%;
+    transform: translateX(-50%);
+    width: 40px;
+    height: 2px;
+    background-color: var(--primary-color);
+    border-radius: 2px;
+}
+
+.stats-title {
+    font-size: 14px;
+    color: var(--light-text);
+    font-weight: 500;
+}
+
+.loading {
+    text-align: center;
+    padding: 40px;
+    color: var(--light-text);
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    justify-content: center;
+}
+
+.loader {
+    border: 4px solid rgba(244, 188, 204, 0.3);
+    border-top: 4px solid var(--accent-color);
+    border-radius: 50%;
+    width: 40px;
+    height: 40px;
+    animation: spin 1s linear infinite;
+    margin-bottom: 15px;
+}
+
+@keyframes spin {
+    0% { transform: rotate(0deg); }
+    100% { transform: rotate(360deg); }
+}
+
+/* 修复图表容器 */
+.chart-container {
+    margin-bottom: 30px;
+}
+
+.chart-wrapper {
+    position: relative;
+    height: 300px;
+    width: 100%;
+}
+
+.trend-chart .chart-wrapper {
+    height: 330px;
+}
+
+/* 确保图表正确渲染 */
+canvas {
+    max-width: 100%;
+    height: auto !important;
+}
+
+/* 添加一些女性化的装饰元素 */
+.chart-container::before {
+    content: '';
+    position: absolute;
+    top: -15px;
+    left: -15px;
+    width: 60px;
+    height: 60px;
+    border-radius: 50%;
+    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
+    opacity: 0.4;
+    z-index: 0;
+}
+
+.chart-container::after {
+    content: '';
+    position: absolute;
+    bottom: -15px;
+    right: -15px;
+    width: 60px;
+    height: 60px;
+    border-radius: 50%;
+    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
+    opacity: 0.4;
+    z-index: 0;
+}
+
+/* 新增部分 */
+.intro-text {
+    text-align: center;
+    margin-bottom: 25px;
+    font-size: 16px;
+    font-weight: 300;
+    color: var(--light-text);
+    font-style: italic;
+}
+
+.insights-container {
+    background-color: var(--secondary-color);
+    border-radius: 15px;
+    padding: 25px;
+    margin-top: 30px;
+    box-shadow: 0 5px 20px var(--shadow-color);
+    border: 1px solid var(--border-color);
+    position: relative;
+    overflow: hidden;
+}
+
+.insights-container h3 {
+    color: var(--accent-color);
+    font-size: 1.3rem;
+    margin-bottom: 15px;
+    font-weight: 600;
+    text-align: center;
+    position: relative;
+}
+
+.insights-container h3::after {
+    content: '';
+    position: absolute;
+    bottom: -5px;
+    left: 50%;
+    transform: translateX(-50%);
+    width: 60px;
+    height: 2px;
+    background: linear-gradient(to right, var(--secondary-color), var(--accent-color), var(--secondary-color));
+    border-radius: 3px;
+}
+
+.insights-content {
+    line-height: 1.6;
+    color: var(--text-color);
+    text-align: center;
+    position: relative;
+    z-index: 1;
+}
+
+.insights-container::before {
+    content: '';
+    position: absolute;
+    top: -30px;
+    right: -30px;
+    width: 100px;
+    height: 100px;
+    border-radius: 50%;
+    background-color: var(--primary-color);
+    opacity: 0.1;
+}
+
+/* 优雅的动画效果 */
+@keyframes fadeInUp {
+    from {
+        opacity: 0;
+        transform: translateY(20px);
+    }
+    to {
+        opacity: 1;
+        transform: translateY(0);
+    }
+}
+
+.animate-fadeInUp {
+    animation: fadeInUp 0.8s ease forwards;
+}
+
+/* 确保响应式布局 */
+@media (max-width: 768px) {
+    .chart-row {
+        flex-direction: column;
+    }
+
+    .half {
+        width: 100%;
+        min-width: 0;
+    }
+
+    .stats-grid {
+        grid-template-columns: repeat(2, 1fr);
+    }
+
+    .chart-wrapper {
+        height: 250px;
+    }
+}

app/static/css/log-detail.css

@@ -0,0 +1,52 @@
+/* 日志详情样式 */
+.content-header {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    margin-bottom: 20px;
+}
+
+.content-header h1 {
+    margin: 0;
+    font-size: 24px;
+}
+
+.log-info {
+    padding: 10px;
+}
+
+.info-item {
+    margin-bottom: 15px;
+    display: flex;
+}
+
+.info-item .label {
+    width: 100px;
+    font-weight: 600;
+    color: #495057;
+}
+
+.info-item .value {
+    flex: 1;
+}
+
+.description {
+    background-color: #f8f9fa;
+    padding: 15px;
+    border-radius: 5px;
+    margin-top: 20px;
+    display: block;
+}
+
+.description .label {
+    display: block;
+    width: 100%;
+    margin-bottom: 10px;
+}
+
+.description .value {
+    display: block;
+    width: 100%;
+    white-space: pre-wrap;
+    word-break: break-word;
+}

app/static/css/log-list.css

@@ -0,0 +1,427 @@
+/* 全局风格与颜色 */
+:root {
+    --primary-color: #9c88ff;
+    --secondary-color: #f8a5c2;
+    --accent-color: #78e08f;
+    --light-pink: #ffeef8;
+    --soft-blue: #e5f1ff;
+    --soft-purple: #f3e5ff;
+    --soft-pink: #ffeef5;
+    --soft-red: #ffd8d8;
+    --text-color: #4a4a4a;
+    --light-text: #8a8a8a;
+    --border-radius: 12px;
+    --box-shadow: 0 6px 15px rgba(0,0,0,0.05);
+    --transition: all 0.3s ease;
+}
+
+/* 整体容器 */
+.content-container {
+    padding: 20px;
+    font-family: 'Montserrat', sans-serif;
+    color: var(--text-color);
+    background-image: linear-gradient(to bottom, var(--soft-blue) 0%, rgba(255,255,255,0.8) 20%, rgba(255,255,255,0.9) 100%);
+    border-radius: var(--border-radius);
+    box-shadow: var(--box-shadow);
+    position: relative;
+    overflow: hidden;
+}
+
+/* 头部样式 */
+.content-header {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    margin-bottom: 25px;
+    background: linear-gradient(120deg, var(--soft-purple), var(--soft-pink));
+    padding: 15px 20px;
+    border-radius: var(--border-radius);
+    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
+}
+
+.content-header h1 {
+    margin: 0;
+    font-size: 24px;
+    font-weight: 500;
+    color: #6a3093;
+    letter-spacing: 0.5px;
+}
+
+.content-header .actions {
+    display: flex;
+    gap: 12px;
+}
+
+/* 闪烁星星效果 */
+.sparkle {
+    position: relative;
+    display: inline-block;
+    animation: sparkle 2s infinite;
+}
+
+@keyframes sparkle {
+    0%, 100% { transform: scale(1); opacity: 1; }
+    50% { transform: scale(1.1); opacity: 0.9; }
+}
+
+/* 按钮样式 */
+.btn {
+    padding: 8px 16px;
+    border-radius: 20px;
+    font-size: 14px;
+    font-weight: 500;
+    transition: var(--transition);
+    border: none;
+    display: flex;
+    align-items: center;
+    gap: 6px;
+    box-shadow: 0 3px 8px rgba(0,0,0,0.05);
+}
+
+.btn-blossom {
+    background: linear-gradient(45deg, #ffcee0, #b5c0ff);
+    color: #634a7a;
+}
+
+.btn-primary-soft {
+    background: linear-gradient(135deg, #a1c4fd, #c2e9fb);
+    color: #4a4a4a;
+}
+
+.btn-secondary-soft {
+    background: linear-gradient(135deg, #e2c9fa, #d3f9fb);
+    color: #4a4a4a;
+}
+
+.btn-danger-soft {
+    background: linear-gradient(135deg, #ffb8c6, #ffdfd3);
+    color: #a55;
+}
+
+.btn:hover {
+    transform: translateY(-2px);
+    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
+}
+
+.btn-glow {
+    animation: glow 1s ease-in-out infinite alternate;
+}
+
+@keyframes glow {
+    from {
+        box-shadow: 0 0 5px rgba(156, 136, 255, 0.3);
+    }
+    to {
+        box-shadow: 0 0 15px rgba(156, 136, 255, 0.7);
+    }
+}
+
+/* 筛选面板 */
+.filter-panel {
+    background: rgba(255, 255, 255, 0.9);
+    border-radius: var(--border-radius);
+    padding: 20px;
+    margin-bottom: 25px;
+    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
+    border: 1px solid rgba(248, 200, 220, 0.3);
+}
+
+.filter-panel-header {
+    margin-bottom: 15px;
+    text-align: center;
+}
+
+.filter-title {
+    font-size: 18px;
+    color: #9c88ff;
+    font-weight: 500;
+    font-family: 'Dancing Script', cursive;
+    font-size: 24px;
+}
+
+.snowflake-divider {
+    display: flex;
+    justify-content: center;
+    gap: 15px;
+    margin: 8px 0;
+    color: var(--primary-color);
+    font-size: 14px;
+    opacity: 0.7;
+}
+
+.filter-row {
+    display: flex;
+    flex-wrap: wrap;
+    gap: 15px;
+    margin-bottom: 15px;
+}
+
+.filter-item {
+    flex: 1;
+    min-width: 200px;
+}
+
+.filter-item label {
+    display: block;
+    margin-bottom: 8px;
+    font-weight: 500;
+    color: #7e6d94;
+    font-size: 14px;
+}
+
+.elegant-select,
+.elegant-input {
+    width: 100%;
+    padding: 10px;
+    border: 1px solid #e0d0f0;
+    border-radius: 8px;
+    background-color: rgba(255, 255, 255, 0.8);
+    color: var(--text-color);
+    transition: var(--transition);
+    box-shadow: inset 0 1px 3px rgba(0,0,0,0.05);
+}
+
+.elegant-select:focus,
+.elegant-input:focus {
+    outline: none;
+    border-color: var(--primary-color);
+    box-shadow: 0 0 0 3px rgba(156, 136, 255, 0.2);
+}
+
+.filter-actions {
+    display: flex;
+    justify-content: flex-end;
+    gap: 10px;
+    margin-top: 15px;
+}
+
+/* 日期范围样式 */
+.date-range-inputs {
+    padding-top: 15px;
+    margin-top: 5px;
+    border-top: 1px dashed #e0d0f0;
+}
+
+/* 卡片效果 */
+.glass-card {
+    background: rgba(255, 255, 255, 0.8);
+    backdrop-filter: blur(10px);
+    border-radius: var(--border-radius);
+    box-shadow: 0 8px 20px rgba(0,0,0,0.05);
+    border: 1px solid rgba(255, 255, 255, 0.5);
+    overflow: hidden;
+}
+
+.card-body {
+    padding: 20px;
+}
+
+/* 表格样式 */
+.table-container {
+    overflow-x: auto;
+    border-radius: 8px;
+}
+
+.elegant-table {
+    width: 100%;
+    border-collapse: separate;
+    border-spacing: 0;
+    color: var(--text-color);
+}
+
+.elegant-table th {
+    background: linear-gradient(to right, var(--soft-purple), var(--soft-pink));
+    color: #6a4c93;
+    font-weight: 500;
+    text-align: left;
+    padding: 12px 15px;
+    font-size: 14px;
+    border: none;
+}
+
+.elegant-table th:first-child {
+    border-top-left-radius: 8px;
+}
+
+.elegant-table th:last-child {
+    border-top-right-radius: 8px;
+}
+
+.elegant-table td {
+    padding: 12px 15px;
+    border-bottom: 1px solid rgba(224, 208, 240, 0.3);
+    font-size: 14px;
+    transition: var(--transition);
+}
+
+.elegant-table tr:last-child td {
+    border-bottom: none;
+}
+
+.elegant-table tr:hover td {
+    background-color: rgba(248, 239, 255, 0.6);
+}
+
+/* 用户徽章样式 */
+.user-badge {
+    background: linear-gradient(45deg, #a1c4fd, #c2e9fb);
+    padding: 4px 10px;
+    border-radius: 12px;
+    font-size: 12px;
+    color: #4a4a4a;
+    display: inline-block;
+}
+
+/* 空数据提示 */
+.empty-container {
+    padding: 30px;
+    text-align: center;
+    color: var(--light-text);
+}
+
+.empty-container i {
+    font-size: 40px;
+    color: #d0c0e0;
+    margin-bottom: 15px;
+}
+
+.empty-container p {
+    margin: 0;
+    font-size: 16px;
+}
+
+/* 分页样式 */
+.pagination-wrapper {
+    display: flex;
+    justify-content: center;
+    margin-top: 25px;
+}
+
+.pagination-container {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    width: 100%;
+    background: rgba(248, 239, 255, 0.5);
+    padding: 15px 20px;
+    border-radius: 25px;
+}
+
+.page-btn {
+    padding: 6px 15px;
+    border-radius: 20px;
+    background: linear-gradient(45deg, #e2bbec, #b6cefd);
+    color: #634a7a;
+    border: none;
+    transition: var(--transition);
+    text-decoration: none;
+    display: flex;
+    align-items: center;
+    gap: 5px;
+    font-size: 13px;
+}
+
+.page-btn:hover {
+    transform: translateY(-2px);
+    box-shadow: 0 5px 10px rgba(0,0,0,0.1);
+    text-decoration: none;
+    color: #4a3a5a;
+}
+
+.page-info {
+    color: var(--light-text);
+    font-size: 14px;
+}
+
+/* 模态框样式 */
+.modal-elegant {
+    max-width: 400px;
+}
+
+.modal-content {
+    border-radius: 15px;
+    border: none;
+    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
+    overflow: hidden;
+    background: rgba(255, 255, 255, 0.95);
+}
+
+.modal-header {
+    background: linear-gradient(135deg, #f8c8dc, #c8e7f8);
+    border-bottom: none;
+    padding: 15px 20px;
+}
+
+.modal-header .modal-title {
+    color: #634a7a;
+    font-weight: 500;
+    display: flex;
+    align-items: center;
+    gap: 8px;
+}
+
+.modal-body {
+    padding: 20px;
+}
+
+.modal-message {
+    color: #7e6d94;
+    margin-bottom: 15px;
+}
+
+.elegant-alert {
+    background-color: rgba(255, 248, 225, 0.7);
+    border: 1px solid #ffeeba;
+    color: #856404;
+    border-radius: 8px;
+    padding: 12px 15px;
+    display: flex;
+    align-items: center;
+    gap: 10px;
+}
+
+.modal-footer {
+    background: rgba(248, 239, 255, 0.5);
+    border-top: none;
+    padding: 15px 20px;
+}
+
+/* 行动画效果 */
+.fade-in-row {
+    animation: fadeIn 0.5s ease-out forwards;
+    opacity: 0;
+}
+
+@keyframes fadeIn {
+    from {
+        opacity: 0;
+        transform: translateY(10px);
+    }
+    to {
+        opacity: 1;
+        transform: translateY(0);
+    }
+}
+
+/* 响应式调整 */
+@media (max-width: 768px) {
+    .filter-item {
+        min-width: 100%;
+    }
+
+    .content-header {
+        flex-direction: column;
+        align-items: flex-start;
+    }
+
+    .content-header .actions {
+        margin-top: 15px;
+    }
+
+    .pagination-container {
+        flex-direction: column;
+        gap: 15px;
+    }
+}
+
+

app/static/css/overdue_analysis.css

@@ -0,0 +1,101 @@
+/* app/static/css/overdue_analysis.css */
+/* 保留您现有的 CSS 样式 */
+.stats-cards .stats-card {
+    border-left: 4px solid #007bff;
+}
+
+#current-overdue {
+    border-left-color: #dc3545;
+}
+
+#current-overdue .card-value {
+    color: #dc3545;
+}
+
+#returned-overdue {
+    border-left-color: #ffc107;
+}
+
+#returned-overdue .card-value {
+    color: #ffc107;
+}
+
+#overdue-rate {
+    border-left-color: #28a745;
+}
+
+#overdue-rate .card-value {
+    color: #28a745;
+}
+
+.chart-legend {
+    display: flex;
+    flex-wrap: wrap;
+    margin-top: 15px;
+    gap: 15px;
+}
+
+.legend-item {
+    display: flex;
+    align-items: center;
+    font-size: 14px;
+}
+
+.legend-color {
+    width: 15px;
+    height: 15px;
+    border-radius: 4px;
+    margin-right: 5px;
+}
+
+/* 添加下面的 CSS 修复图表容器问题 */
+.chart-container {
+    position: relative;
+    height: 400px; /* 固定高度 */
+    overflow: hidden; /* 防止内容溢出 */
+    margin-bottom: 30px;
+}
+
+.chart-container.half {
+    min-height: 350px;
+    max-height: 380px; /* 最大高度限制 */
+}
+
+.chart-container canvas {
+    max-height: 100%;
+    width: 100% !important;
+    height: 320px !important; /* 确保固定高度 */
+}
+
+/* 修复图表行的问题 */
+.chart-row {
+    display: flex;
+    flex-wrap: wrap;
+    gap: 20px;
+    margin-bottom: 30px;
+    align-items: stretch; /* 确保两个容器高度一致 */
+}
+
+.chart-row .half {
+    flex: 1 1 calc(50% - 10px);
+    min-width: 300px;
+    display: flex;
+    flex-direction: column;
+}
+
+/* 添加一个明确的底部间距，防止页面无限延伸 */
+.statistics-container {
+    padding-bottom: 50px;
+}
+
+/* 响应式调整 */
+@media (max-width: 768px) {
+    .chart-row {
+        flex-direction: column;
+    }
+
+    .chart-container.half {
+        width: 100%;
+        margin-bottom: 20px;
+    }
+}

app/static/css/statistics.css

@@ -0,0 +1,856 @@
+/* app/static/css/statistics.css */
+:root {
+    --primary-color: #f8c4d4;
+    --secondary-color: #fde9f1;
+    --accent-color: #e684ae;
+    --text-color: #7a4b56;
+    --light-text: #a67b84;
+    --border-color: #f3d1dc;
+    --shadow-color: rgba(244, 188, 204, 0.25);
+    --hover-color: #f4bccc;
+}
+
+body {
+    background-color: #fff9fb;
+    color: var(--text-color);
+    font-family: 'Arial', sans-serif;
+}
+
+.statistics-container {
+    padding: 25px;
+    max-width: 1200px;
+    margin: 0 auto;
+    background-color: white;
+    border-radius: 15px;
+    box-shadow: 0 5px 20px var(--shadow-color);
+    position: relative;
+    overflow: hidden;
+}
+
+.page-title {
+    color: var(--accent-color);
+    margin-bottom: 30px;
+    padding-bottom: 15px;
+    border-bottom: 2px dotted var(--border-color);
+    text-align: center;
+    font-family: 'Ma Shan Zheng', cursive, Arial, sans-serif;
+    font-size: 2.2em;
+    letter-spacing: 1px;
+}
+
+/* 波浪下划线动画 */
+.page-title:after {
+    content: '';
+    display: block;
+    width: 100px;
+    height: 5px;
+    margin: 10px auto 0;
+    background: linear-gradient(90deg, var(--primary-color), var(--accent-color), var(--primary-color));
+    background-size: 200% 100%;
+    border-radius: 5px;
+    animation: wave 3s infinite linear;
+}
+
+@keyframes wave {
+    0%, 100% { background-position-x: 0%; }
+    50% { background-position-x: 100%; }
+}
+
+.breadcrumb {
+    margin-bottom: 20px;
+    font-size: 14px;
+    color: var(--light-text);
+}
+
+.breadcrumb a {
+    color: var(--accent-color);
+    text-decoration: none;
+    transition: all 0.3s ease;
+}
+
+.breadcrumb a:hover {
+    text-decoration: underline;
+    color: #d06b9c;
+}
+
+.breadcrumb .current-page {
+    color: var(--text-color);
+    font-weight: 500;
+}
+
+/* 原始卡片菜单 */
+.stats-menu {
+    display: grid;
+    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
+    gap: 20px;
+    margin-top: 30px;
+}
+
+/* 原始卡片样式 */
+.stats-card {
+    background-color: var(--secondary-color);
+    border-radius: 12px;
+    padding: 25px;
+    box-shadow: 0 4px 12px var(--shadow-color);
+    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.4s;
+    text-decoration: none;
+    color: var(--text-color);
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    text-align: center;
+    border: 1px solid var(--border-color);
+}
+
+.stats-card:hover {
+    transform: translateY(-8px) scale(1.02);
+    box-shadow: 0 8px 20px var(--shadow-color);
+    border-color: var(--primary-color);
+}
+
+.card-icon {
+    font-size: 40px;
+    margin-bottom: 15px;
+    color: var(--accent-color);
+}
+
+.card-title {
+    font-size: 18px;
+    font-weight: 600;
+    margin-bottom: 10px;
+}
+
+.card-description {
+    font-size: 14px;
+    color: var(--light-text);
+}
+
+.filter-section {
+    margin-bottom: 25px;
+    display: flex;
+    align-items: center;
+    background-color: var(--secondary-color);
+    padding: 12px 18px;
+    border-radius: 10px;
+    border: 1px dashed var(--border-color);
+}
+
+.filter-label {
+    font-weight: 500;
+    margin-right: 10px;
+    color: var(--text-color);
+}
+
+.filter-select {
+    padding: 8px 15px;
+    border: 1px solid var(--border-color);
+    border-radius: 8px;
+    background-color: white;
+    color: var(--text-color);
+    font-size: 0.95em;
+    transition: border-color 0.3s, box-shadow 0.3s;
+    appearance: none;
+    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23e684ae' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
+    background-repeat: no-repeat;
+    background-position: right 10px center;
+    padding-right: 30px;
+}
+
+.filter-select:focus {
+    outline: none;
+    border-color: var(--accent-color);
+    box-shadow: 0 0 0 3px rgba(230, 132, 174, 0.25);
+}
+
+.ml-20 {
+    margin-left: 20px;
+}
+
+.chart-container {
+    background-color: white;
+    border-radius: 12px;
+    padding: 25px;
+    box-shadow: 0 4px 15px var(--shadow-color);
+    margin-bottom: 35px;
+    position: relative;
+    height: 400px; /* 添加固定高度 */
+    border: 1px solid var(--border-color);
+    overflow: hidden;
+}
+
+.chart-container canvas {
+    max-height: 100%;
+    z-index: 1;
+    position: relative;
+}
+
+/* 图表装饰元素 */
+.chart-decoration {
+    position: absolute;
+    width: 60px;
+    height: 60px;
+    border-radius: 50%;
+    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
+    opacity: 0.6;
+    z-index: 0;
+}
+
+.chart-decoration.left {
+    top: -15px;
+    left: -15px;
+}
+
+.chart-decoration.right {
+    bottom: -15px;
+    right: -15px;
+}
+
+.floating {
+    animation: floating 6s ease-in-out infinite;
+}
+
+@keyframes floating {
+    0% { transform: translate(0, 0) scale(1); }
+    50% { transform: translate(10px, 10px) scale(1.1); }
+    100% { transform: translate(0, 0) scale(1); }
+}
+
+/* 适配小图表 */
+.chart-container.half {
+    height: auto;
+    min-height: 400px;
+    padding-bottom: 40px; /* 增加底部空间 */
+}
+
+/* 特别针对分类图表的调整 */
+.chart-container.half .chart-wrapper {
+    height: 340px; /* 增加图表容器高度 */
+    padding-bottom: 20px; /* 增加底部填充 */
+}
+
+/* 确保图表完整显示 */
+canvas#category-chart {
+    max-height: 100%;
+    margin-bottom: 20px;
+    padding-bottom: 20px;
+    position: relative;
+}
+/* 移除图表装饰元素在分类饼图中的影响 */
+.chart-container.half::before,
+.chart-container.half::after {
+    width: 40px;
+    height: 40px;
+    opacity: 0.3;
+}
+/* 调整图例位置，确保其正确显示 */
+.chart-container.half .chart-wrapper {
+    position: relative;
+}
+
+
+.chart-row {
+    display: flex;
+    flex-wrap: wrap;
+    gap: 20px;
+    margin-bottom: 30px;
+}
+
+.half {
+    flex: 1 1 calc(50% - 10px);
+    min-width: 300px;
+}
+
+.data-table {
+    width: 100%;
+    border-collapse: separate;
+    border-spacing: 0;
+    border-radius: 10px;
+    overflow: hidden;
+    box-shadow: 0 2px 10px var(--shadow-color);
+}
+
+.data-table th, .data-table td {
+    padding: 14px 18px;
+    text-align: left;
+}
+
+.data-table th {
+    background-color: var(--primary-color);
+    font-weight: 600;
+    color: var(--text-color);
+    letter-spacing: 0.5px;
+}
+
+.data-table tr {
+    transition: background-color 0.3s;
+}
+
+.data-table tr:nth-child(even) {
+    background-color: var(--secondary-color);
+}
+
+.data-table tr:nth-child(odd) {
+    background-color: white;
+}
+
+.data-table tr:hover {
+    background-color: #fceef3;
+}
+
+.loading-row td {
+    text-align: center;
+    padding: 30px;
+    color: var(--light-text);
+}
+
+.loading-animation {
+    display: flex;
+    align-items: center;
+    justify-content: center;
+}
+
+.loading-animation:before {
+    content: '📖';
+    margin-right: 10px;
+    animation: bookFlip 2s infinite;
+    display: inline-block;
+}
+
+@keyframes bookFlip {
+    0% { transform: rotateY(0deg); }
+    50% { transform: rotateY(180deg); }
+    100% { transform: rotateY(360deg); }
+}
+
+.dot-animation {
+    display: inline-block;
+    animation: dotAnimation 1.5s infinite;
+}
+
+@keyframes dotAnimation {
+    0% { opacity: 0.3; }
+    50% { opacity: 1; }
+    100% { opacity: 0.3; }
+}
+
+.stats-cards {
+    display: grid;
+    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
+    gap: 15px;
+    margin-bottom: 30px;
+}
+
+.stats-card .card-value {
+    font-size: 28px;
+    font-weight: 700;
+    margin-bottom: 5px;
+    color: var(--accent-color);
+}
+
+/* 引用容器 */
+.quote-container {
+    text-align: center;
+    margin: 40px auto 20px;
+    max-width: 600px;
+    font-style: italic;
+    color: var(--text-color);
+    padding: 20px;
+    background-color: var(--secondary-color);
+    border-radius: 12px;
+    position: relative;
+}
+
+.quote-container:before,
+.quote-container:after {
+    content: """;
+    font-size: 60px;
+    font-family: Georgia, serif;
+    position: absolute;
+    color: var(--primary-color);
+    opacity: 0.5;
+}
+
+.quote-container:before {
+    top: -10px;
+    left: 10px;
+}
+
+.quote-container:after {
+    content: """;
+    bottom: -30px;
+    right: 10px;
+}
+
+.quote-container p {
+    position: relative;
+    z-index: 1;
+    margin-bottom: 10px;
+    font-size: 16px;
+}
+
+.quote-author {
+    display: block;
+    font-size: 14px;
+    font-style: normal;
+    text-align: right;
+    color: var(--light-text);
+}
+
+/* 书籍列表标题 */
+.book-list-title {
+    text-align: center;
+    margin-bottom: 25px;
+    color: var(--accent-color);
+    font-family: 'Ma Shan Zheng', cursive, Arial, sans-serif;
+    font-size: 1.6em;
+    position: relative;
+    display: inline-block;
+    left: 50%;
+    transform: translateX(-50%);
+    padding: 0 15px;
+}
+
+.book-icon {
+    font-size: 0.9em;
+    margin: 0 8px;
+    opacity: 0.85;
+}
+
+.column-icon {
+    font-size: 0.9em;
+    margin-right: 5px;
+    opacity: 0.8;
+}
+
+.book-list-title:before,
+.book-list-title:after {
+    content: '';
+    position: absolute;
+    height: 2px;
+    background: linear-gradient(to right, transparent, var(--primary-color), transparent);
+    width: 80px;
+    top: 50%;
+}
+
+.book-list-title:before {
+    right: 100%;
+    margin-right: 15px;
+}
+
+.book-list-title:after {
+    left: 100%;
+    margin-left: 15px;
+}
+
+/* 表格中的图标样式 */
+.data-table .borrow-count:after {
+    content: '📚';
+    font-size: 12px;
+    margin-left: 5px;
+    opacity: 0;
+    transition: opacity 0.3s ease, transform 0.3s ease;
+    transform: translateY(5px);
+    display: inline-block;
+}
+
+.data-table tr:hover .borrow-count:after {
+    opacity: 1;
+    transform: translateY(0);
+}
+
+/* 前三名特殊样式 */
+.data-table tr:nth-child(1) .rank:before {
+    content: '🏆';
+    position: absolute;
+    top: -15px;
+    left: 50%;
+    transform: translateX(-50%);
+    font-size: 18px;
+}
+
+.data-table tr:nth-child(2) .rank:before {
+    content: '🥈';
+    position: absolute;
+    top: -15px;
+    left: 50%;
+    transform: translateX(-50%);
+    font-size: 16px;
+}
+
+.data-table tr:nth-child(3) .rank:before {
+    content: '🥉';
+    position: absolute;
+    top: -15px;
+    left: 50%;
+    transform: translateX(-50%);
+    font-size: 16px;
+}
+
+/* 书名悬停效果 */
+.book-title {
+    position: relative;
+    text-decoration: none;
+    display: inline-block;
+}
+
+.book-title:after {
+    content: '';
+    position: absolute;
+    width: 100%;
+    height: 2px;
+    bottom: -2px;
+    left: 0;
+    background-color: var(--accent-color);
+    transform: scaleX(0);
+    transform-origin: bottom right;
+    transition: transform 0.3s ease-out;
+}
+
+tr:hover .book-title:after {
+    transform: scaleX(1);
+    transform-origin: bottom left;
+}
+
+/* 数据表格相关样式 */
+.data-table img {
+    width: 55px;
+    height: 80px;
+    object-fit: cover;
+    border-radius: 8px;
+    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
+    transition: transform 0.3s ease, box-shadow 0.3s ease;
+    border: 2px solid white;
+}
+
+.data-table tr:hover img {
+    transform: scale(1.08);
+    box-shadow: 0 5px 15px rgba(0,0,0,0.15);
+    border-color: var(--primary-color);
+}
+
+.data-table .rank {
+    font-weight: 700;
+    text-align: center;
+    position: relative;
+}
+
+.data-table .book-title {
+    font-weight: 500;
+    color: var(--accent-color);
+    transition: color 0.3s;
+}
+
+.data-table tr:hover .book-title {
+    color: #d06b9c;
+}
+
+.data-table .author {
+    font-style: italic;
+    color: var(--light-text);
+}
+
+.data-table .borrow-count {
+    font-weight: 600;
+    color: var(--accent-color);
+    position: relative;
+    display: inline-block;
+}
+
+.no-data {
+    text-align: center;
+    padding: 40px;
+    color: var(--light-text);
+    background-color: var(--secondary-color);
+    border-radius: 12px;
+    font-style: italic;
+    border: 1px dashed var(--border-color);
+}
+
+/* 书籍行动画 */
+#ranking-table-body tr {
+    transition: transform 0.3s ease, opacity 0.3s ease;
+}
+
+#ranking-table-body tr:hover {
+    transform: translateX(5px);
+}
+
+/* 四宫格统计页面样式 */
+.quote-banner {
+    background-color: var(--secondary-color);
+    border-radius: 10px;
+    padding: 15px 25px;
+    margin: 0 auto 30px;
+    max-width: 80%;
+    text-align: center;
+    box-shadow: 0 3px 15px var(--shadow-color);
+    border-left: 4px solid var(--accent-color);
+    border-right: 4px solid var(--accent-color);
+    position: relative;
+}
+
+.quote-banner p {
+    font-style: italic;
+    color: var(--text-color);
+    font-size: 16px;
+    margin: 0;
+    letter-spacing: 0.5px;
+}
+
+.quote-banner:before,
+.quote-banner:after {
+    content: '"';
+    font-family: Georgia, serif;
+    font-size: 50px;
+    color: var(--primary-color);
+    opacity: 0.5;
+    position: absolute;
+    top: -15px;
+}
+
+.quote-banner:before {
+    left: 10px;
+}
+
+.quote-banner:after {
+    right: 10px;
+}
+
+.stats-grid {
+    display: grid;
+    grid-template-columns: repeat(2, 1fr);
+    grid-gap: 25px;
+    margin: 20px auto;
+    max-width: 1000px;
+}
+
+/* 四宫格卡片样式 */
+.stats-grid .stats-card {
+    position: relative;
+    background-color: white;
+    border-radius: 15px;
+    overflow: hidden;
+    box-shadow: 0 5px 20px var(--shadow-color);
+    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
+    text-decoration: none;
+    color: var(--text-color);
+    border: 1px solid var(--border-color);
+    height: 250px;
+    padding: 0; /* 重置内边距 */
+}
+
+.card-inner {
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    justify-content: center;
+    text-align: center;
+    padding: 30px;
+    height: 100%;
+    position: relative;
+    z-index: 2;
+    background: rgba(255, 255, 255, 0.9);
+    transition: all 0.3s ease;
+}
+
+.stats-grid .stats-card:hover {
+    transform: translateY(-8px);
+}
+
+.stats-grid .stats-card:hover .card-inner {
+    background: rgba(255, 255, 255, 0.95);
+}
+
+.stats-grid .card-icon {
+    font-size: 40px;
+    margin-bottom: 20px;
+    color: var(--accent-color);
+    background-color: var(--secondary-color);
+    width: 80px;
+    height: 80px;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    border-radius: 50%;
+    box-shadow: 0 4px 10px var(--shadow-color);
+    transition: transform 0.3s ease;
+}
+
+.stats-grid .stats-card:hover .card-icon {
+    transform: scale(1.1) rotate(5deg);
+}
+
+.stats-grid .card-title {
+    font-size: 20px;
+    font-weight: 600;
+    margin-bottom: 15px;
+    color: var(--accent-color);
+    position: relative;
+    display: inline-block;
+}
+
+.stats-grid .card-title:after {
+    content: '';
+    position: absolute;
+    bottom: -5px;
+    left: 0;
+    width: 100%;
+    height: 2px;
+    background-color: var(--primary-color);
+    transform: scaleX(0);
+    transform-origin: left;
+    transition: transform 0.3s ease;
+}
+
+.stats-grid .stats-card:hover .card-title:after {
+    transform: scaleX(1);
+}
+
+/* 卡片装饰 */
+.card-decoration {
+    position: absolute;
+    bottom: -30px;
+    right: -30px;
+    width: 150px;
+    height: 150px;
+    border-radius: 50%;
+    background-color: var(--primary-color);
+    opacity: 0.1;
+    transition: all 0.5s ease;
+    z-index: 1;
+}
+
+.card-decoration.active {
+    transform: scale(1.5);
+    opacity: 0.2;
+}
+
+/* 特定卡片的独特装饰 */
+.book-decoration:before {
+    content: '📚';
+    position: absolute;
+    font-size: 30px;
+    top: 40px;
+    left: 40px;
+    opacity: 0.4;
+}
+
+.trend-decoration:before {
+    content: '📈';
+    position: absolute;
+    font-size: 30px;
+    top: 40px;
+    left: 40px;
+    opacity: 0.4;
+}
+
+.user-decoration:before {
+    content: '👥';
+    position: absolute;
+    font-size: 30px;
+    top: 40px;
+    left: 40px;
+    opacity: 0.4;
+}
+
+.overdue-decoration:before {
+    content: '⏰';
+    position: absolute;
+    font-size: 30px;
+    top: 40px;
+    left: 40px;
+    opacity: 0.4;
+}
+
+/* 页面装饰 */
+.page-decoration {
+    position: absolute;
+    width: 200px;
+    height: 200px;
+    border-radius: 50%;
+    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
+    opacity: 0.3;
+    z-index: -1;
+}
+
+.page-decoration.left {
+    top: -100px;
+    left: -100px;
+    animation: floatLeft 15s ease-in-out infinite;
+}
+
+.page-decoration.right {
+    bottom: -100px;
+    right: -100px;
+    animation: floatRight 17s ease-in-out infinite;
+}
+
+@keyframes floatLeft {
+    0%, 100% { transform: translate(0, 0) rotate(0deg); }
+    25% { transform: translate(20px, 20px) rotate(5deg); }
+    50% { transform: translate(10px, 30px) rotate(10deg); }
+    75% { transform: translate(30px, 10px) rotate(5deg); }
+}
+
+@keyframes floatRight {
+    0%, 100% { transform: translate(0, 0) rotate(0deg); }
+    25% { transform: translate(-20px, -10px) rotate(-5deg); }
+    50% { transform: translate(-15px, -25px) rotate(-10deg); }
+    75% { transform: translate(-25px, -15px) rotate(-5deg); }
+}
+
+/* 动画效果 */
+.fade-in {
+    animation: fadeIn 0.5s ease forwards;
+    opacity: 0;
+    transform: translateY(10px);
+}
+
+@keyframes fadeIn {
+    to {
+        opacity: 1;
+        transform: translateY(0);
+    }
+}
+
+/* 响应式调整 */
+@media (max-width: 768px) {
+    .chart-row {
+        flex-direction: column;
+    }
+
+    .half {
+        width: 100%;
+    }
+
+    .stats-cards {
+        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
+    }
+
+    .filter-section {
+        flex-wrap: wrap;
+    }
+
+    .ml-20 {
+        margin-left: 0;
+        margin-top: 10px;
+    }
+
+    .stats-grid {
+        grid-template-columns: 1fr;
+    }
+
+    .stats-grid .stats-card {
+        height: 200px;
+    }
+
+    .quote-banner {
+        max-width: 95%;
+        padding: 15px;
+    }
+
+    .quote-banner:before,
+    .quote-banner:after {
+        font-size: 30px;
+    }
+}

app/static/css/user_activity.css

@@ -0,0 +1,10 @@
+/* app/static/css/user_activity.css */
+.data-table .rank {
+    font-weight: 700;
+    text-align: center;
+}
+
+.data-table .borrow-count {
+    font-weight: 600;
+    color: #007bff;
+}

app/static/js/book-import.js

@@ -0,0 +1,165 @@
+// 图书批量导入页面的JavaScript功能
+document.addEventListener('DOMContentLoaded', function() {
+    // 显示选择的文件名
+    const fileInput = document.getElementById('file');
+    if (fileInput) {
+        fileInput.addEventListener('change', function() {
+            const fileName = this.value.split('\\').pop();
+            const label = document.querySelector('.custom-file-label');
+            if (label) {
+                label.textContent = fileName || '点击这里选择文件...';
+
+                // 添加有文件的类
+                if (fileName) {
+                    this.parentElement.classList.add('has-file');
+
+                    // 显示文件类型检查和预览信息
+                    checkFileAndPreview(this.files[0]);
+                } else {
+                    this.parentElement.classList.remove('has-file');
+                }
+            }
+        });
+    }
+
+    // 美化表单提交按钮的点击效果
+    const importBtn = document.querySelector('.import-btn');
+    if (importBtn) {
+        importBtn.addEventListener('click', function(e) {
+            if (!fileInput || !fileInput.files || !fileInput.files.length) {
+                e.preventDefault();
+                showMessage('请先选择要导入的Excel文件', 'warning');
+                return;
+            }
+
+            this.innerHTML = '<i class="fas fa-spinner fa-spin"></i> 正在导入...';
+            this.disabled = true;
+
+            // 添加花朵飘落动画效果
+            addFallingElements(10);
+        });
+    }
+
+    // 为浮动元素添加动画
+    initFloatingElements();
+});
+
+// 检查文件类型并尝试预览
+function checkFileAndPreview(file) {
+    if (!file) return;
+
+    // 检查文件类型
+    const validTypes = ['.xlsx', '.xls', 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet', 'application/vnd.ms-excel'];
+    let isValid = false;
+
+    validTypes.forEach(type => {
+        if (file.name.toLowerCase().endsWith(type) || file.type === type) {
+            isValid = true;
+        }
+    });
+
+    if (!isValid) {
+        showMessage('请选择有效的Excel文件 (.xlsx 或 .xls)', 'warning');
+        return;
+    }
+
+    // 显示文件准备就绪的消息
+    showMessage(`文件 "${file.name}" 已准备就绪，点击"开始导入"按钮继续。`, 'success');
+}
+
+// 显示提示消息
+function showMessage(message, type = 'info') {
+    // 检查是否已有消息容器
+    let messageContainer = document.querySelector('.import-message');
+
+    if (!messageContainer) {
+        // 创建新的消息容器
+        messageContainer = document.createElement('div');
+        messageContainer.className = 'import-message animate__animated animate__fadeIn';
+
+        // 插入到按钮之后
+        const importBtn = document.querySelector('.import-btn');
+        if (importBtn && importBtn.parentNode) {
+            importBtn.parentNode.insertBefore(messageContainer, importBtn.nextSibling);
+        }
+    }
+
+    // 设置消息内容和样式
+    messageContainer.innerHTML = `
+        <div class="alert alert-${type} mt-3">
+            <i class="fas ${getIconForMessageType(type)}"></i> ${message}
+        </div>
+    `;
+
+    // 如果是临时消息，设置自动消失
+    if (type !== 'danger') {
+        setTimeout(() => {
+            messageContainer.classList.add('animate__fadeOut');
+            setTimeout(() => {
+                if (messageContainer.parentNode) {
+                    messageContainer.parentNode.removeChild(messageContainer);
+                }
+            }, 600);
+        }, 5000);
+    }
+}
+
+// 根据消息类型获取图标
+function getIconForMessageType(type) {
+    switch (type) {
+        case 'success': return 'fa-check-circle';
+        case 'warning': return 'fa-exclamation-triangle';
+        case 'danger': return 'fa-times-circle';
+        default: return 'fa-info-circle';
+    }
+}
+
+// 初始化浮动元素
+function initFloatingElements() {
+    const floatingElements = document.querySelectorAll('.snowflake, .flower');
+
+    floatingElements.forEach(element => {
+        const randomDuration = 15 + Math.random() * 20;
+        const randomDelay = Math.random() * 10;
+
+        element.style.animationDuration = `${randomDuration}s`;
+        element.style.animationDelay = `${randomDelay}s`;
+    });
+}
+
+// 添加花朵飘落效果
+function addFallingElements(count) {
+    const container = document.querySelector('.import-container');
+    if (!container) return;
+
+    for (let i = 0; i < count; i++) {
+        const element = document.createElement('div');
+        element.className = 'falling-element animate__animated animate__fadeInDown';
+
+        // 随机选择花朵或雪花
+        const isFlower = Math.random() > 0.5;
+        element.classList.add(isFlower ? 'falling-flower' : 'falling-snowflake');
+
+        // 随机位置
+        const left = Math.random() * 100;
+        element.style.left = `${left}%`;
+
+        // 随机延迟
+        const delay = Math.random() * 2;
+        element.style.animationDelay = `${delay}s`;
+
+        // 随机大小
+        const size = 10 + Math.random() * 20;
+        element.style.width = `${size}px`;
+        element.style.height = `${size}px`;
+
+        container.appendChild(element);
+
+        // 动画结束后移除元素
+        setTimeout(() => {
+            if (element.parentNode) {
+                element.parentNode.removeChild(element);
+            }
+        }, 5000);
+    }
+}

app/static/js/book_ranking.js

@@ -0,0 +1,133 @@
+// app/static/js/book_ranking.js
+document.addEventListener('DOMContentLoaded', function() {
+    const timeRangeSelect = document.getElementById('time-range');
+    const limitSelect = document.getElementById('limit-count');
+    let rankingChart = null;
+
+    // 初始加载
+    loadRankingData();
+
+    // 添加事件监听器
+    timeRangeSelect.addEventListener('change', loadRankingData);
+    limitSelect.addEventListener('change', loadRankingData);
+
+    function loadRankingData() {
+        const timeRange = timeRangeSelect.value;
+        const limit = limitSelect.value;
+
+        // 显示加载状态
+        document.getElementById('ranking-table-body').innerHTML = `
+            <tr class="loading-row">
+                <td colspan="5">加载中...</td>
+            </tr>
+        `;
+
+        // 调用API获取数据
+        fetch(`/statistics/api/book-ranking?time_range=${timeRange}&limit=${limit}`)
+            .then(response => response.json())
+            .then(data => {
+                // 更新表格
+                updateRankingTable(data);
+                // 更新图表
+                updateRankingChart(data);
+            })
+            .catch(error => {
+                console.error('加载排行数据失败:', error);
+                document.getElementById('ranking-table-body').innerHTML = `
+                    <tr class="error-row">
+                        <td colspan="5">加载数据失败，请稍后重试</td>
+                    </tr>
+                `;
+            });
+    }
+
+    function updateRankingTable(data) {
+        const tableBody = document.getElementById('ranking-table-body');
+
+        if (data.length === 0) {
+            tableBody.innerHTML = `
+                <tr class="no-data-row">
+                    <td colspan="5">暂无数据</td>
+                </tr>
+            `;
+            return;
+        }
+
+        let tableHtml = '';
+
+        data.forEach((book, index) => {
+            tableHtml += `
+                <tr>
+                    <td class="rank">${index + 1}</td>
+                    <td>
+                        <img src="${book.cover_url || '/static/images/book-placeholder.jpg'}" alt="${book.title}">
+                    </td>
+                    <td>${book.title}</td>
+                    <td>${book.author}</td>
+                    <td class="borrow-count">${book.borrow_count}</td>
+                </tr>
+            `;
+        });
+
+        tableBody.innerHTML = tableHtml;
+    }
+
+    function updateRankingChart(data) {
+        // 销毁旧图表
+        if (rankingChart) {
+            rankingChart.destroy();
+        }
+
+        if (data.length === 0) {
+            return;
+        }
+
+        // 准备图表数据
+        const labels = data.map(book => book.title);
+        const borrowCounts = data.map(book => book.borrow_count);
+
+        // 创建图表
+        const ctx = document.getElementById('ranking-chart').getContext('2d');
+        rankingChart = new Chart(ctx, {
+            type: 'bar',
+            data: {
+                labels: labels,
+                datasets: [{
+                    label: '借阅次数',
+                    data: borrowCounts,
+                    backgroundColor: 'rgba(54, 162, 235, 0.6)',
+                    borderColor: 'rgba(54, 162, 235, 1)',
+                    borderWidth: 1
+                }]
+            },
+            options: {
+                responsive: true,
+                maintainAspectRatio: false,
+                scales: {
+                    y: {
+                        beginAtZero: true,
+                        title: {
+                            display: true,
+                            text: '借阅次数'
+                        }
+                    },
+                    x: {
+                        title: {
+                            display: true,
+                            text: '图书'
+                        }
+                    }
+                },
+                plugins: {
+                    legend: {
+                        display: false
+                    },
+                    title: {
+                        display: true,
+                        text: '热门图书借阅排行'
+                    }
+                }
+            }
+        });
+    }
+});

app/static/js/borrow_statistics.js

@@ -0,0 +1,206 @@
+// app/static/js/borrow_statistics.js
+document.addEventListener('DOMContentLoaded', function() {
+    const timeRangeSelect = document.getElementById('time-range');
+    let trendChart = null;
+    let categoryChart = null;
+
+    // 初始加载
+    loadBorrowTrend();
+    loadCategoryDistribution();
+
+    // 添加事件监听器
+    timeRangeSelect.addEventListener('change', loadBorrowTrend);
+
+    function loadBorrowTrend() {
+        const timeRange = timeRangeSelect.value;
+
+        // 调用API获取数据
+        fetch(`/statistics/api/borrow-trend?time_range=${timeRange}`)
+            .then(response => response.json())
+            .then(data => {
+                updateTrendChart(data);
+                updateBorrowSummary(data);
+            })
+            .catch(error => {
+                console.error('加载借阅趋势数据失败:', error);
+            });
+    }
+
+    function loadCategoryDistribution() {
+        // 调用API获取数据
+        fetch('/statistics/api/category-distribution')
+            .then(response => response.json())
+            .then(data => {
+                updateCategoryChart(data);
+            })
+            .catch(error => {
+                console.error('加载分类分布数据失败:', error);
+            });
+    }
+
+    function updateTrendChart(data) {
+        // 销毁旧图表
+        if (trendChart) {
+            trendChart.destroy();
+        }
+
+        if (!data || data.length === 0) {
+            return;
+        }
+
+        // 准备图表数据
+        const labels = data.map(item => item.date);
+        const borrowData = data.map(item => item.borrow);
+        const returnData = data.map(item => item.return);
+        const overdueData = data.map(item => item.overdue);
+
+        // 创建图表
+        const ctx = document.getElementById('trend-chart').getContext('2d');
+        trendChart = new Chart(ctx, {
+            type: 'line',
+            data: {
+                labels: labels,
+                datasets: [
+                    {
+                        label: '借阅数',
+                        data: borrowData,
+                        borderColor: 'rgba(54, 162, 235, 1)',
+                        backgroundColor: 'rgba(54, 162, 235, 0.1)',
+                        tension: 0.1,
+                        fill: true
+                    },
+                    {
+                        label: '归还数',
+                        data: returnData,
+                        borderColor: 'rgba(75, 192, 192, 1)',
+                        backgroundColor: 'rgba(75, 192, 192, 0.1)',
+                        tension: 0.1,
+                        fill: true
+                    },
+                    {
+                        label: '逾期数',
+                        data: overdueData,
+                        borderColor: 'rgba(255, 99, 132, 1)',
+                        backgroundColor: 'rgba(255, 99, 132, 0.1)',
+                        tension: 0.1,
+                        fill: true
+                    }
+                ]
+            },
+            options: {
+                responsive: true,
+                maintainAspectRatio: false,
+                scales: {
+                    y: {
+                        beginAtZero: true,
+                        title: {
+                            display: true,
+                            text: '数量'
+                        }
+                    },
+                    x: {
+                        title: {
+                            display: true,
+                            text: '日期'
+                        }
+                    }
+                },
+                plugins: {
+                    title: {
+                        display: true,
+                        text: '借阅与归还趋势'
+                    }
+                }
+            }
+        });
+    }
+
+    function updateCategoryChart(data) {
+        // 销毁旧图表
+        if (categoryChart) {
+            categoryChart.destroy();
+        }
+
+        if (!data || data.length === 0) {
+            return;
+        }
+
+        // 准备图表数据
+        const labels = data.map(item => item.category);
+        const counts = data.map(item => item.count);
+
+        // 创建图表
+        const ctx = document.getElementById('category-chart').getContext('2d');
+        categoryChart = new Chart(ctx, {
+            type: 'pie',
+            data: {
+                labels: labels,
+                datasets: [{
+                    data: counts,
+                    backgroundColor: [
+                        'rgba(255, 99, 132, 0.7)',
+                        'rgba(54, 162, 235, 0.7)',
+                        'rgba(255, 206, 86, 0.7)',
+                        'rgba(75, 192, 192, 0.7)',
+                        'rgba(153, 102, 255, 0.7)',
+                        'rgba(255, 159, 64, 0.7)',
+                        'rgba(199, 199, 199, 0.7)',
+                        'rgba(83, 102, 255, 0.7)',
+                        'rgba(40, 159, 64, 0.7)',
+                        'rgba(210, 199, 199, 0.7)'
+                    ],
+                    borderWidth: 1
+                }]
+            },
+            options: {
+                responsive: true,
+                maintainAspectRatio: false,
+                plugins: {
+                    title: {
+                        display: true,
+                        text: '分类借阅分布'
+                    },
+                    legend: {
+                        position: 'right'
+                    }
+                }
+            }
+        });
+    }
+
+    function updateBorrowSummary(data) {
+        if (!data || data.length === 0) {
+            return;
+        }
+
+        // 计算总数和平均数
+        let totalBorrows = 0;
+        let totalReturns = 0;
+        let totalOverdue = data[data.length - 1].overdue || 0;
+
+        data.forEach(item => {
+            totalBorrows += item.borrow;
+            totalReturns += item.return;
+        });
+
+        const summary = document.getElementById('borrow-summary');
+        summary.innerHTML = `
+            <div class="stats-item">
+                <div class="stats-value">${totalBorrows}</div>
+                <div class="stats-title">总借阅</div>
+            </div>
+            <div class="stats-item">
+                <div class="stats-value">${totalReturns}</div>
+                <div class="stats-title">总归还</div>
+            </div>
+            <div class="stats-item">
+                <div class="stats-value">${totalOverdue}</div>
+                <div class="stats-title">当前逾期</div>
+            </div>
+            <div class="stats-item">
+                <div class="stats-value">${Math.round((totalBorrows - totalReturns) - totalOverdue)}</div>
+                <div class="stats-title">正常借出</div>
+            </div>
+        `;
+    }
+});

app/static/js/log-list.js

@@ -0,0 +1,240 @@
+document.addEventListener('DOMContentLoaded', function() {
+    // 日期范围选择器逻辑
+    const dateRangeSelect = document.getElementById('date_range');
+    const dateRangeInputs = document.querySelector('.date-range-inputs');
+
+    if (dateRangeSelect && dateRangeInputs) {
+        dateRangeSelect.addEventListener('change', function() {
+            if (this.value === 'custom') {
+                dateRangeInputs.style.display = 'flex';
+            } else {
+                dateRangeInputs.style.display = 'none';
+            }
+        });
+    }
+
+    // 导出日志功能
+    const btnExport = document.getElementById('btnExport');
+    const exportModal = new bootstrap.Modal(document.getElementById('exportLogModal'));
+    const confirmExport = document.getElementById('confirmExport');
+
+    if (btnExport) {
+        btnExport.addEventListener('click', function() {
+            exportModal.show();
+        });
+    }
+
+    if (confirmExport) {
+        confirmExport.addEventListener('click', function() {
+            // 获取导出格式
+            const exportFormat = document.getElementById('exportFormat').value;
+
+            // 获取当前筛选条件
+            const userId = document.getElementById('user_id').value;
+            const action = document.getElementById('action').value;
+            const targetType = document.getElementById('target_type').value;
+            let startDate = '';
+            let endDate = '';
+
+            const dateRange = document.getElementById('date_range').value;
+            if (dateRange === 'custom') {
+                startDate = document.getElementById('start_date').value;
+                endDate = document.getElementById('end_date').value;
+            } else {
+                // 根据选择的日期范围计算日期
+                const today = new Date();
+                endDate = formatDate(today);
+
+                if (dateRange === '1') {
+                    const yesterday = new Date(today);
+                    yesterday.setDate(yesterday.getDate() - 1);
+                    startDate = formatDate(yesterday);
+                } else if (dateRange === '7') {
+                    const lastWeek = new Date(today);
+                    lastWeek.setDate(lastWeek.getDate() - 7);
+                    startDate = formatDate(lastWeek);
+                } else if (dateRange === '30') {
+                    const lastMonth = new Date(today);
+                    lastMonth.setDate(lastMonth.getDate() - 30);
+                    startDate = formatDate(lastMonth);
+                }
+            }
+
+            // 显示加载提示
+            showAlert('info', '正在生成导出文件，请稍候...');
+
+            // 发送导出请求
+            fetch('/log/api/export', {
+                method: 'POST',
+                headers: {
+                    'Content-Type': 'application/json',
+                },
+                body: JSON.stringify({
+                    user_id: userId || null,
+                    action: action || null,
+                    target_type: targetType || null,
+                    start_date: startDate || null,
+                    end_date: endDate || null,
+                    format: exportFormat
+                })
+            })
+            .then(response => response.json())
+            .then(data => {
+                exportModal.hide();
+
+                if (data.success) {
+                    showAlert('success', data.message);
+
+                    // 处理文件下载
+                    if (data.filedata && data.filename) {
+                        // 解码Base64数据
+                        const binaryData = atob(data.filedata);
+
+                        // 转换为Blob
+                        const blob = new Blob([new Uint8Array([...binaryData].map(char => char.charCodeAt(0)))],
+                            { type: data.filetype });
+
+                        // 创建下载链接
+                        const url = window.URL.createObjectURL(blob);
+                        const a = document.createElement('a');
+                        a.style.display = 'none';
+                        a.href = url;
+                        a.download = data.filename;
+
+                        // 触发下载
+                        document.body.appendChild(a);
+                        a.click();
+
+                        // 清理
+                        window.URL.revokeObjectURL(url);
+                        document.body.removeChild(a);
+                    }
+                } else {
+                    showAlert('danger', data.message || '导出失败');
+                }
+            })
+            .catch(error => {
+                exportModal.hide();
+                showAlert('danger', '导出失败: ' + error.message);
+            });
+        });
+    }
+
+    // 清除日志功能
+    const btnClear = document.getElementById('btnClear');
+    const clearModal = new bootstrap.Modal(document.getElementById('clearLogModal'));
+    const confirmClear = document.getElementById('confirmClear');
+
+    if (btnClear) {
+        btnClear.addEventListener('click', function() {
+            clearModal.show();
+        });
+    }
+
+    if (confirmClear) {
+        confirmClear.addEventListener('click', function() {
+            const days = parseInt(document.getElementById('clearDays').value);
+
+            fetch('/log/api/clear', {
+                method: 'POST',
+                headers: {
+                    'Content-Type': 'application/json',
+                },
+                body: JSON.stringify({ days: days })
+            })
+            .then(response => response.json())
+            .then(data => {
+                clearModal.hide();
+
+                if (data.success) {
+                    showAlert('success', data.message);
+                    // 2秒后刷新页面
+                    setTimeout(() => {
+                        window.location.reload();
+                    }, 2000);
+                } else {
+                    showAlert('danger', data.message);
+                }
+            })
+            .catch(error => {
+                clearModal.hide();
+                showAlert('danger', '操作失败: ' + error.message);
+            });
+        });
+    }
+
+    // 辅助函数 - 格式化日期为 YYYY-MM-DD
+    function formatDate(date) {
+        const year = date.getFullYear();
+        const month = String(date.getMonth() + 1).padStart(2, '0');
+        const day = String(date.getDate()).padStart(2, '0');
+        return `${year}-${month}-${day}`;
+    }
+
+    // 辅助函数 - 显示提示框
+    function showAlert(type, message) {
+        // 移除之前的所有alert
+        const existingAlerts = document.querySelectorAll('.alert-floating');
+        existingAlerts.forEach(alert => alert.remove());
+
+        const alertDiv = document.createElement('div');
+        alertDiv.className = `alert alert-${type} alert-dismissible fade show alert-floating`;
+        alertDiv.innerHTML = `
+            <i class="fas fa-${type === 'success' ? 'check-circle' : 
+                              type === 'danger' ? 'exclamation-circle' : 
+                              type === 'info' ? 'info-circle' : 'bell'}"></i>
+            ${message}
+            <button type="button" class="close" data-dismiss="alert" aria-label="Close">
+                <span aria-hidden="true">&times;</span>
+            </button>
+        `;
+
+        document.body.appendChild(alertDiv);
+
+        // 添加CSS，如果还没有添加
+        if (!document.getElementById('alert-floating-style')) {
+            const style = document.createElement('style');
+            style.id = 'alert-floating-style';
+            style.textContent = `
+                .alert-floating {
+                    position: fixed;
+                    top: 20px;
+                    right: 20px;
+                    z-index: 9999;
+                    min-width: 300px;
+                    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
+                    border-left: 4px solid;
+                    animation: slideIn 0.3s ease-out forwards;
+                }
+                @keyframes slideIn {
+                    from { transform: translateX(100%); opacity: 0; }
+                    to { transform: translateX(0); opacity: 1; }
+                }
+                .alert-floating i {
+                    margin-right: 8px;
+                }
+                .alert-floating .close {
+                    padding: 0.75rem;
+                }
+            `;
+            document.head.appendChild(style);
+        }
+
+        // 5秒后自动关闭
+        setTimeout(() => {
+            if (alertDiv.parentNode) {
+                alertDiv.classList.add('fade');
+                setTimeout(() => alertDiv.remove(), 300);
+            }
+        }, 5000);
+
+        // 点击关闭按钮关闭
+        const closeButton = alertDiv.querySelector('.close');
+        if (closeButton) {
+            closeButton.addEventListener('click', function() {
+                alertDiv.classList.add('fade');
+                setTimeout(() => alertDiv.remove(), 300);
+            });
+        }
+    }
+});

app/static/js/overdue_analysis.js

@@ -0,0 +1,126 @@
+// app/static/js/overdue_analysis.js
+document.addEventListener('DOMContentLoaded', function() {
+    let overdueRangeChart = null;
+    let overdueStatusChart = null;
+
+    // 初始加载
+    loadOverdueStatistics();
+
+    function loadOverdueStatistics() {
+        // 调用API获取数据
+        fetch('/statistics/api/overdue-statistics')
+            .then(response => response.json())
+            .then(data => {
+                updateOverdueCards(data);
+                updateOverdueRangeChart(data.overdue_ranges);
+                updateOverdueStatusChart(data);
+            })
+            .catch(error => {
+                console.error('加载逾期统计数据失败:', error);
+            });
+    }
+
+    function updateOverdueCards(data) {
+        document.getElementById('total-borrows').querySelector('.card-value').textContent = data.total_borrows;
+        document.getElementById('current-overdue').querySelector('.card-value').textContent = data.current_overdue;
+        document.getElementById('returned-overdue').querySelector('.card-value').textContent = data.returned_overdue;
+        document.getElementById('overdue-rate').querySelector('.card-value').textContent = data.overdue_rate + '%';
+    }
+
+    function updateOverdueRangeChart(rangeData) {
+        // 销毁旧图表
+        if (overdueRangeChart) {
+            overdueRangeChart.destroy();
+        }
+
+        if (!rangeData || rangeData.length === 0) {
+            return;
+        }
+
+        // 准备图表数据
+        const labels = rangeData.map(item => item.range);
+        const counts = rangeData.map(item => item.count);
+
+        // 创建图表
+        const ctx = document.getElementById('overdue-range-chart').getContext('2d');
+        overdueRangeChart = new Chart(ctx, {
+            type: 'bar',
+            data: {
+                labels: labels,
+                datasets: [{
+                    label: '逾期数量',
+                    data: counts,
+                    backgroundColor: [
+                        'rgba(255, 206, 86, 0.7)',
+                        'rgba(255, 159, 64, 0.7)',
+                        'rgba(255, 99, 132, 0.7)',
+                        'rgba(255, 0, 0, 0.7)'
+                    ],
+                    borderWidth: 1
+                }]
+            },
+            options: {
+                responsive: true,
+                maintainAspectRatio: false,
+                scales: {
+                    y: {
+                        beginAtZero: true,
+                        title: {
+                            display: true,
+                            text: '数量'
+                        }
+                    }
+                },
+                plugins: {
+                    title: {
+                        display: true,
+                        text: '逾期时长分布'
+                    }
+                }
+            }
+        });
+    }
+
+    function updateOverdueStatusChart(data) {
+        // 销毁旧图表
+        if (overdueStatusChart) {
+            overdueStatusChart.destroy();
+        }
+
+        // 准备图表数据
+        const statusLabels = ['当前逾期', '历史逾期', '正常'];
+        const statusData = [
+            data.current_overdue,
+            data.returned_overdue,
+            data.total_borrows - data.current_overdue - data.returned_overdue
+        ];
+
+        // 创建图表
+        const ctx = document.getElementById('overdue-status-chart').getContext('2d');
+        overdueStatusChart = new Chart(ctx, {
+            type: 'pie',
+            data: {
+                labels: statusLabels,
+                datasets: [{
+                    data: statusData,
+                    backgroundColor: [
+                        'rgba(255, 99, 132, 0.7)',
+                        'rgba(255, 206, 86, 0.7)',
+                        'rgba(75, 192, 192, 0.7)'
+                    ],
+                    borderWidth: 1
+                }]
+            },
+            options: {
+                responsive: true,
+                maintainAspectRatio: false,
+                plugins: {
+                    title: {
+                        display: true,
+                        text: '借阅状态分布'
+                    }
+                }
+            }
+        });
+    }
+});

app/static/js/statistics.js

@@ -0,0 +1,5 @@
+// app/static/js/statistics.js
+document.addEventListener('DOMContentLoaded', function() {
+    // 统计模块主页初始化
+    console.log('统计分析模块加载完成');
+});

app/static/js/user_activity.js

@@ -0,0 +1,119 @@
+// app/static/js/user_activity.js
+document.addEventListener('DOMContentLoaded', function() {
+    let activityChart = null;
+
+    // 初始加载
+    loadUserActivity();
+
+    function loadUserActivity() {
+        // 显示加载状态
+        document.getElementById('user-table-body').innerHTML = `
+            <tr class="loading-row">
+                <td colspan="4">加载中...</td>
+            </tr>
+        `;
+
+        // 调用API获取数据
+        fetch('/statistics/api/user-activity')
+            .then(response => response.json())
+            .then(data => {
+                updateUserTable(data);
+                updateUserChart(data);
+            })
+            .catch(error => {
+                console.error('加载用户活跃度数据失败:', error);
+                document.getElementById('user-table-body').innerHTML = `
+                    <tr class="error-row">
+                        <td colspan="4">加载数据失败，请稍后重试</td>
+                    </tr>
+                `;
+            });
+    }
+
+    function updateUserTable(data) {
+        const tableBody = document.getElementById('user-table-body');
+
+        if (data.length === 0) {
+            tableBody.innerHTML = `
+                <tr class="no-data-row">
+                    <td colspan="4">暂无数据</td>
+                </tr>
+            `;
+            return;
+        }
+
+        let tableHtml = '';
+
+        data.forEach((user, index) => {
+            tableHtml += `
+                <tr>
+                    <td class="rank">${index + 1}</td>
+                    <td>${user.username}</td>
+                    <td>${user.nickname}</td>
+                    <td class="borrow-count">${user.borrow_count}</td>
+                </tr>
+            `;
+        });
+
+        tableBody.innerHTML = tableHtml;
+    }
+
+    function updateUserChart(data) {
+        // 销毁旧图表
+        if (activityChart) {
+            activityChart.destroy();
+        }
+
+        if (data.length === 0) {
+            return;
+        }
+
+        // 准备图表数据
+        const labels = data.map(user => user.nickname || user.username);
+        const borrowCounts = data.map(user => user.borrow_count);
+
+        // 创建图表
+        const ctx = document.getElementById('user-activity-chart').getContext('2d');
+        activityChart = new Chart(ctx, {
+            type: 'bar',
+            data: {
+                labels: labels,
+                datasets: [{
+                    label: '借阅次数',
+                    data: borrowCounts,
+                    backgroundColor: 'rgba(153, 102, 255, 0.6)',
+                    borderColor: 'rgba(153, 102, 255, 1)',
+                    borderWidth: 1
+                }]
+            },
+            options: {
+                responsive: true,
+                maintainAspectRatio: false,
+                scales: {
+                    y: {
+                        beginAtZero: true,
+                        title: {
+                            display: true,
+                            text: '借阅次数'
+                        }
+                    },
+                    x: {
+                        title: {
+                            display: true,
+                            text: '用户'
+                        }
+                    }
+                },
+                plugins: {
+                    legend: {
+                        display: false
+                    },
+                    title: {
+                        display: true,
+                        text: '最活跃用户排行'
+                    }
+                }
+            }
+        });
+    }
+});

app/templates/base.html

@@ -52,10 +52,10 @@
                     <a href="{{ url_for('inventory.inventory_list') }}"><i class="fas fa-warehouse"></i> 库存管理</a>
                 </li>
                 <li class="{% if '/statistics' in request.path %}active{% endif %}">
-                    <a href="#"><i class="fas fa-chart-bar"></i> 统计分析</a>
+                    <a href="{{ url_for('statistics.index') }}"><i class="fas fa-chart-bar"></i> 统计分析</a>
                 </li>
                 <li class="{% if '/log' in request.path %}active{% endif %}">
-                    <a href="#"><i class="fas fa-history"></i> 日志管理</a>
+                    <a href="{{ url_for('log.log_list') }}"><i class="fas fa-history"></i> 日志管理</a>
                 </li>
                 {% endif %}
             </ul>

app/templates/book/import.html

@@ -1,64 +1,70 @@
 {% extends 'base.html' %}
 
-{% block title %}批量导入图书 - 图书管理系统{% endblock %}
+{% block title %}图书花园 - 批量导入{% endblock %}
 
 {% block head %}
 <link rel="stylesheet" href="{{ url_for('static', filename='css/book-import.css') }}">
+<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/animate.css/4.1.1/animate.min.css">
+<link href="https://fonts.googleapis.com/css2?family=Dancing+Script&family=Playfair+Display&display=swap" rel="stylesheet">
 {% endblock %}
 
 {% block content %}
 <div class="import-container">
-    <div class="page-header">
-        <h1>批量导入图书</h1>
-        <a href="{{ url_for('book.book_list') }}" class="btn btn-secondary">
+    <div class="page-header animate__animated animate__fadeIn">
+        <h1 class="fancy-title">图书花园 <span class="subtitle">批量导入</span></h1>
+        <a href="{{ url_for('book.book_list') }}" class="btn btn-return">
             <i class="fas fa-arrow-left"></i> 返回图书列表
         </a>
     </div>
 
     <div class="row">
         <div class="col-md-8 offset-md-2">
-            <div class="card">
+            <div class="card animate__animated animate__fadeInUp">
                 <div class="card-header">
-                    <h4>Excel文件导入</h4>
+                    <h4><i class="fas fa-magic sparkle"></i> 添加您的图书收藏</h4>
                 </div>
                 <div class="card-body">
                     <form method="POST" enctype="multipart/form-data">
-                        <div class="form-group">
-                            <label for="file">选择Excel文件</label>
+                        <div class="form-group file-upload-wrapper">
+                            <label for="file" class="elegant-label">选择您的Excel文件</label>
                             <div class="custom-file">
                                 <input type="file" class="custom-file-input" id="file" name="file" accept=".xlsx, .xls" required>
-                                <label class="custom-file-label" for="file">选择文件...</label>
+                                <label class="custom-file-label" for="file">点击这里选择文件...</label>
                             </div>
                             <small class="form-text text-muted">支持的文件格式: .xlsx, .xls</small>
                         </div>
 
-                        <button type="submit" class="btn btn-primary btn-lg btn-block">
+                        <button type="submit" class="btn btn-primary btn-lg btn-block import-btn">
                             <i class="fas fa-upload"></i> 开始导入
                         </button>
                     </form>
 
-                    <hr>
+                    <div class="divider">
+                        <span class="divider-content"><i class="fas fa-book-open"></i></span>
+                    </div>
 
-                    <div class="import-instructions">
-                        <h5>导入说明:</h5>
-                        <ul>
-                            <li>Excel文件须包含以下列 (标题行必须与下列完全一致):</li>
-                            <li class="required-field">title - 图书标题 (必填)</li>
-                            <li class="required-field">author - 作者名称 (必填)</li>
-                            <li>publisher - 出版社</li>
-                            <li>category_id - 分类ID (对应系统中的分类ID)</li>
-                            <li>tags - 标签 (多个标签用逗号分隔)</li>
-                            <li>isbn - ISBN编号 (建议唯一)</li>
-                            <li>publish_year - 出版年份</li>
-                            <li>description - 图书简介</li>
-                            <li>cover_url - 封面图片URL</li>
-                            <li>stock - 库存数量</li>
-                            <li>price - 价格</li>
-                        </ul>
+                    <div class="import-instructions animate__animated animate__fadeIn">
+                        <h5 class="instruction-title"><i class="fas fa-leaf"></i> 导入指南</h5>
+                        <div class="instruction-content">
+                            <p>Excel文件须包含以下字段 (标题行必须与下列完全一致):</p>
+                            <ul class="elegant-list">
+                                <li class="required-field"><span class="field-name">title</span> - 图书标题 <span class="required-badge">必填</span></li>
+                                <li class="required-field"><span class="field-name">author</span> - 作者名称 <span class="required-badge">必填</span></li>
+                                <li><span class="field-name">publisher</span> - 出版社</li>
+                                <li><span class="field-name">category_id</span> - 分类ID</li>
+                                <li><span class="field-name">tags</span> - 标签 (多个标签用逗号分隔)</li>
+                                <li><span class="field-name">isbn</span> - ISBN编号</li>
+                                <li><span class="field-name">publish_year</span> - 出版年份</li>
+                                <li><span class="field-name">description</span> - 图书简介</li>
+                                <li><span class="field-name">cover_url</span> - 封面图片URL</li>
+                                <li><span class="field-name">stock</span> - 库存数量</li>
+                                <li><span class="field-name">price</span> - 价格</li>
+                            </ul>
+                        </div>
 
-                        <div class="template-download">
-                            <p>下载导入模板:</p>
-                            <a href="{{ url_for('static', filename='templates/book_import_template.xlsx') }}" class="btn btn-outline-primary">
+                        <div class="template-download animate__animated animate__pulse animate__infinite animate__slower">
+                            <p>不确定如何开始? 下载我们精心准备的模板:</p>
+                            <a href="{{ url_for('book.download_template') }}" class="btn download-btn">
                                 <i class="fas fa-download"></i> 下载Excel模板
                             </a>
                         </div>
@@ -67,17 +73,18 @@
             </div>
         </div>
     </div>
+
+    <div class="floating-elements">
+        <div class="snowflake snowflake-1"></div>
+        <div class="snowflake snowflake-2"></div>
+        <div class="snowflake snowflake-3"></div>
+        <div class="snowflake snowflake-4"></div>
+        <div class="flower flower-1"></div>
+        <div class="flower flower-2"></div>
+    </div>
 </div>
 {% endblock %}
 
 {% block scripts %}
-<script>
-    $(document).ready(function() {
-        // 显示选择的文件名
-        $('.custom-file-input').on('change', function() {
-            const fileName = $(this).val().split('\\').pop();
-            $(this).next('.custom-file-label').html(fileName);
-        });
-    });
-</script>
+<script src="{{ url_for('static', filename='js/book-import.js') }}"></script>
 {% endblock %}

app/templates/log/detail.html

@@ -0,0 +1,65 @@
+{% extends 'base.html' %}
+
+{% block title %}日志详情{% endblock %}
+
+{% block head %}
+<link rel="stylesheet" href="{{ url_for('static', filename='css/log-detail.css') }}">
+{% endblock %}
+
+{% block content %}
+<div class="content-header">
+    <h1><i class="fas fa-file-alt"></i> 日志详情 #{{ log.id }}</h1>
+    <div class="actions">
+        <a href="{{ url_for('log.log_list') }}" class="btn btn-secondary">
+            <i class="fas fa-arrow-left"></i> 返回列表
+        </a>
+    </div>
+</div>
+
+<div class="card">
+    <div class="card-body">
+        <div class="log-info">
+            <div class="row">
+                <div class="col-md-6">
+                    <div class="info-item">
+                        <div class="label">操作时间:</div>
+                        <div class="value">{{ log.created_at.strftime('%Y-%m-%d %H:%M:%S') }}</div>
+                    </div>
+                    <div class="info-item">
+                        <div class="label">操作用户:</div>
+                        <div class="value">
+                            {% if log.user %}
+                            {{ log.user.username }} (ID: {{ log.user_id }})
+                            {% else %}
+                            <span class="text-muted">未登录用户</span>
+                            {% endif %}
+                        </div>
+                    </div>
+                    <div class="info-item">
+                        <div class="label">操作类型:</div>
+                        <div class="value">{{ log.action }}</div>
+                    </div>
+                </div>
+                <div class="col-md-6">
+                    <div class="info-item">
+                        <div class="label">目标类型:</div>
+                        <div class="value">{{ log.target_type or '无' }}</div>
+                    </div>
+                    <div class="info-item">
+                        <div class="label">目标ID:</div>
+                        <div class="value">{{ log.target_id or '无' }}</div>
+                    </div>
+                    <div class="info-item">
+                        <div class="label">IP地址:</div>
+                        <div class="value">{{ log.ip_address or '未记录' }}</div>
+                    </div>
+                </div>
+            </div>
+            <div class="info-item description">
+                <div class="label">详细描述:</div>
+                <div class="value">{{ log.description or '无描述' }}</div>
+            </div>
+        </div>
+    </div>
+</div>
+{% endblock %}

app/templates/log/list.html

@@ -0,0 +1,253 @@
+{% extends 'base.html' %}
+
+{% block title %}系统日志管理{% endblock %}
+
+{% block head %}
+<link rel="stylesheet" href="{{ url_for('static', filename='css/log-list.css') }}">
+<link href="https://fonts.googleapis.com/css2?family=Dancing+Script&family=Montserrat:wght@300;400;500&display=swap" rel="stylesheet">
+{% endblock %}
+
+{% block content %}
+<div class="content-container">
+    <div class="content-header">
+        <h1><i class="fas fa-history sparkle"></i> 系统日志管理</h1>
+        <div class="actions">
+            <button id="btnExport" class="btn btn-blossom">
+                <i class="fas fa-file-export"></i> 导出日志
+            </button>
+            <button id="btnClear" class="btn btn-danger-soft">
+                <i class="fas fa-trash"></i> 清除日志
+            </button>
+        </div>
+    </div>
+
+    <div class="filter-panel">
+        <div class="filter-panel-header">
+            <span class="filter-title">日志筛选</span>
+            <div class="snowflake-divider">
+                <span>❄</span><span>❄</span><span>❄</span>
+            </div>
+        </div>
+        <form method="get" action="{{ url_for('log.log_list') }}">
+            <div class="filter-row">
+                <div class="filter-item">
+                    <label for="user_id">用户</label>
+                    <select name="user_id" id="user_id" class="elegant-select">
+                        <option value="">全部用户</option>
+                        {% for user in users %}
+                        <option value="{{ user.id }}" {% if filters.user_id == user.id %}selected{% endif %}>
+                            {{ user.username }}
+                        </option>
+                        {% endfor %}
+                    </select>
+                </div>
+
+                <div class="filter-item">
+                    <label for="action">操作类型</label>
+                    <select name="action" id="action" class="elegant-select">
+                        <option value="">全部操作</option>
+                        {% for action_type, count in action_types %}
+                        <option value="{{ action_type }}" {% if filters.action == action_type %}selected{% endif %}>
+                            {{ action_type }} ({{ count }})
+                        </option>
+                        {% endfor %}
+                    </select>
+                </div>
+
+                <div class="filter-item">
+                    <label for="target_type">目标类型</label>
+                    <select name="target_type" id="target_type" class="elegant-select">
+                        <option value="">全部类型</option>
+                        {% for target_type, count in target_types %}
+                        <option value="{{ target_type }}" {% if filters.target_type == target_type %}selected{% endif %}>
+                            {{ target_type }} ({{ count }})
+                        </option>
+                        {% endfor %}
+                    </select>
+                </div>
+
+                <div class="filter-item">
+                    <label for="date_range">时间范围</label>
+                    <select name="date_range" id="date_range" class="elegant-select">
+                        <option value="1" {% if filters.date_range == '1' %}selected{% endif %}>最近1天</option>
+                        <option value="7" {% if filters.date_range == '7' %}selected{% endif %}>最近7天</option>
+                        <option value="30" {% if filters.date_range == '30' %}selected{% endif %}>最近30天</option>
+                        <option value="custom" {% if filters.date_range == 'custom' %}selected{% endif %}>自定义</option>
+                    </select>
+                </div>
+            </div>
+
+            <div class="filter-row date-range-inputs" {% if filters.date_range != 'custom' %}style="display:none"{% endif %}>
+                <div class="filter-item">
+                    <label for="start_date">开始日期</label>
+                    <input type="date" name="start_date" id="start_date" value="{{ filters.start_date }}" class="elegant-input">
+                </div>
+                <div class="filter-item">
+                    <label for="end_date">结束日期</label>
+                    <input type="date" name="end_date" id="end_date" value="{{ filters.end_date }}" class="elegant-input">
+                </div>
+            </div>
+
+            <div class="filter-actions">
+                <button type="submit" class="btn btn-primary-soft">应用筛选</button>
+                <a href="{{ url_for('log.log_list') }}" class="btn btn-secondary-soft">重置</a>
+            </div>
+        </form>
+    </div>
+
+    <div class="card glass-card">
+        <div class="card-body">
+            <div class="table-container">
+                <table class="table elegant-table">
+                    <thead>
+                        <tr>
+                            <th>#</th>
+                            <th>用户</th>
+                            <th>操作</th>
+                            <th>目标类型</th>
+                            <th>目标ID</th>
+                            <th>IP地址</th>
+                            <th>描述</th>
+                            <th>时间</th>
+                        </tr>
+                    </thead>
+                    <tbody>
+                        {% for log in pagination.items %}
+                        <tr class="fade-in-row">
+                            <td>{{ log.id }}</td>
+                            <td>
+                                {% if log.user %}
+                                <span class="user-badge">{{ log.user.username }}</span>
+                                {% else %}
+                                <span class="text-muted">未登录</span>
+                                {% endif %}
+                            </td>
+                            <td>{{ log.action }}</td>
+                            <td>{{ log.target_type }}</td>
+                            <td>{{ log.target_id }}</td>
+                            <td>{{ log.ip_address }}</td>
+                            <td>{{ log.description }}</td>
+                            <td>{{ log.created_at.strftime('%Y-%m-%d %H:%M:%S') }}</td>
+                        </tr>
+                        {% else %}
+                        <tr>
+                            <td colspan="8" class="text-center empty-message">
+                                <div class="empty-container">
+                                    <i class="fas fa-search"></i>
+                                    <p>没有找到符合条件的日志记录</p>
+                                </div>
+                            </td>
+                        </tr>
+                        {% endfor %}
+                    </tbody>
+                </table>
+            </div>
+
+            <!-- 分页部分 -->
+            <div class="pagination-wrapper">
+                <div class="pagination-container">
+                    {% if pagination.has_prev %}
+                    <a href="{{ url_for('log.log_list', page=pagination.prev_num, user_id=filters.user_id, action=filters.action, target_type=filters.target_type, date_range=filters.date_range, start_date=filters.start_date, end_date=filters.end_date) }}" class="btn btn-sm btn-outline-primary page-btn"><i class="fas fa-chevron-left"></i> 上一页</a>
+                    {% endif %}
+
+                    <span class="page-info">
+                        第 {{ pagination.page }} 页，共 {{ pagination.pages }} 页，总计 {{ pagination.total }} 条记录
+                    </span>
+
+                    {% if pagination.has_next %}
+                    <a href="{{ url_for('log.log_list', page=pagination.next_num, user_id=filters.user_id, action=filters.action, target_type=filters.target_type, date_range=filters.date_range, start_date=filters.start_date, end_date=filters.end_date) }}" class="btn btn-sm btn-outline-primary page-btn">下一页 <i class="fas fa-chevron-right"></i></a>
+                    {% endif %}
+                </div>
+            </div>
+        </div>
+    </div>
+</div>
+
+<!-- 导出日志模态框 -->
+<div class="modal fade" id="exportLogModal" tabindex="-1" role="dialog" aria-hidden="true">
+    <div class="modal-dialog modal-elegant" role="document">
+        <div class="modal-content">
+            <div class="modal-header">
+                <h5 class="modal-title"><i class="fas fa-file-export"></i> 导出日志</h5>
+                <button type="button" class="close" data-dismiss="modal" aria-label="Close">
+                    <span aria-hidden="true">&times;</span>
+                </button>
+            </div>
+            <div class="modal-body">
+                <p class="modal-message">请选择导出格式：</p>
+                <div class="form-group">
+                    <select id="exportFormat" class="form-control elegant-select">
+                        <option value="csv">CSV 格式</option>
+                        <option value="excel">Excel 格式</option>
+                    </select>
+                </div>
+                <div class="alert alert-info elegant-alert">
+                    <i class="fas fa-info-circle"></i> 将导出当前筛选条件下的所有日志记录。
+                </div>
+            </div>
+            <div class="modal-footer">
+                <button type="button" class="btn btn-secondary-soft" data-dismiss="modal">取消</button>
+                <button type="button" id="confirmExport" class="btn btn-primary-soft">确认导出</button>
+            </div>
+        </div>
+    </div>
+</div>
+
+<!-- 清除日志确认框 -->
+<div class="modal fade" id="clearLogModal" tabindex="-1" role="dialog" aria-hidden="true">
+    <div class="modal-dialog modal-elegant" role="document">
+        <div class="modal-content">
+            <div class="modal-header">
+                <h5 class="modal-title"><i class="fas fa-trash-alt"></i> 清除日志确认</h5>
+                <button type="button" class="close" data-dismiss="modal" aria-label="Close">
+                    <span aria-hidden="true">&times;</span>
+                </button>
+            </div>
+            <div class="modal-body">
+                <p class="modal-message">请选择要清除的日志范围：</p>
+                <div class="form-group">
+                    <select id="clearDays" class="form-control elegant-select">
+                        <option value="0">清除全部日志</option>
+                        <option value="30">清除30天前的日志</option>
+                        <option value="90">清除90天前的日志</option>
+                        <option value="180">清除半年前的日志</option>
+                        <option value="365">清除一年前的日志</option>
+                    </select>
+                </div>
+                <div class="alert alert-warning elegant-alert">
+                    <i class="fas fa-exclamation-triangle"></i> 警告：此操作不可恢复！
+                </div>
+            </div>
+            <div class="modal-footer">
+                <button type="button" class="btn btn-secondary-soft" data-dismiss="modal">取消</button>
+                <button type="button" id="confirmClear" class="btn btn-danger-soft">确认清除</button>
+            </div>
+        </div>
+    </div>
+</div>
+{% endblock %}
+
+{% block scripts %}
+<script src="{{ url_for('static', filename='js/log-list.js') }}"></script>
+<script>
+    // 添加雪花动画效果
+    document.addEventListener('DOMContentLoaded', function() {
+        // 为表格行添加渐入效果
+        const rows = document.querySelectorAll('.fade-in-row');
+        rows.forEach((row, index) => {
+            row.style.animationDelay = `${index * 0.05}s`;
+        });
+
+        // 为按钮添加悬停效果
+        const buttons = document.querySelectorAll('.btn');
+        buttons.forEach(btn => {
+            btn.addEventListener('mouseover', function() {
+                this.classList.add('btn-glow');
+            });
+            btn.addEventListener('mouseout', function() {
+                this.classList.remove('btn-glow');
+            });
+        });
+    });
+</script>
+{% endblock %}

app/templates/statistics/book_ranking.html

@@ -0,0 +1,106 @@
+<!-- app/templates/statistics/book_ranking.html -->
+{% extends "base.html" %}
+
+{% block title %}热门图书排行 - 统计分析{% endblock %}
+
+{% block head %}
+<link rel="stylesheet" href="{{ url_for('static', filename='css/statistics.css') }}">
+<link rel="stylesheet" href="{{ url_for('static', filename='css/book_ranking.css') }}">
+<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/animate.css/4.1.1/animate.min.css">
+<link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Ma+Shan+Zheng&display=swap">
+{% endblock %}
+
+{% block content %}
+<div class="statistics-container">
+    <div class="breadcrumb">
+        <a href="{{ url_for('statistics.index') }}">统计分析</a> / <span class="current-page">热门图书排行</span>
+    </div>
+
+    <h1 class="page-title animate__animated animate__fadeIn">✨ 热门图书排行 ✨</h1>
+
+    <div class="filter-section">
+        <div class="filter-label">时间范围：</div>
+        <select id="time-range" class="filter-select">
+            <option value="week">最近7天</option>
+            <option value="month" selected>最近30天</option>
+            <option value="year">最近一年</option>
+            <option value="all">全部时间</option>
+        </select>
+
+        <div class="filter-label ml-20">显示数量：</div>
+        <select id="limit-count" class="filter-select">
+            <option value="5">5本</option>
+            <option value="10" selected>10本</option>
+            <option value="20">20本</option>
+            <option value="50">50本</option>
+        </select>
+    </div>
+
+    <div class="chart-container animate__animated animate__fadeInUp">
+        <div class="chart-decoration left"></div>
+        <div class="chart-decoration right"></div>
+        <canvas id="ranking-chart"></canvas>
+    </div>
+
+    <div class="table-container animate__animated animate__fadeInUp">
+        <h3 class="book-list-title"><span class="book-icon">📚</span> 热门图书榜单 <span class="book-icon">📖</span></h3>
+        <table class="data-table">
+            <thead>
+                <tr>
+                    <th><span class="column-icon">🏆</span> 排名</th>
+                    <th><span class="column-icon">🖼️</span> 封面</th>
+                    <th><span class="column-icon">📕</span> 书名</th>
+                    <th><span class="column-icon">✒️</span> 作者</th>
+                    <th><span class="column-icon">📊</span> 借阅次数</th>
+                </tr>
+            </thead>
+            <tbody id="ranking-table-body">
+                <!-- 数据将通过JS动态填充 -->
+                <tr class="loading-row">
+                    <td colspan="5"><div class="loading-animation"><span>正在打开书页</span><span class="dot-animation">...</span></div></td>
+                </tr>
+            </tbody>
+        </table>
+    </div>
+
+    <div class="quote-container animate__animated animate__fadeIn">
+        <p>"一本好书就像一艘船，带领我们从狭隘的地方，驶向生活的无限广阔的海洋。"</p>
+        <span class="quote-author">—— 海伦·凯勒</span>
+    </div>
+</div>
+{% endblock %}
+
+{% block scripts %}
+<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
+<script src="{{ url_for('static', filename='js/book_ranking.js') }}"></script>
+<script>
+    // 原有的 Chart.js 初始化代码可能会在 book_ranking.js 中
+    // 这里我们添加额外的动画效果
+    document.addEventListener('DOMContentLoaded', function() {
+        // 添加表格行的动画效果
+        const observer = new IntersectionObserver((entries) => {
+            entries.forEach(entry => {
+                if (entry.isIntersecting) {
+                    let delay = 0;
+                    entry.target.querySelectorAll('tr').forEach(row => {
+                        setTimeout(() => {
+                            row.classList.add('fade-in');
+                        }, delay);
+                        delay += 100;
+                    });
+                    observer.unobserve(entry.target);
+                }
+            });
+        });
+
+        const tableBody = document.getElementById('ranking-table-body');
+        if (tableBody) observer.observe(tableBody);
+
+        // 装饰元素动画
+        const decorations = document.querySelectorAll('.chart-decoration');
+        decorations.forEach(decor => {
+            decor.classList.add('floating');
+        });
+    });
+</script>
+{% endblock %}

app/templates/statistics/borrow_statistics.html

@@ -0,0 +1,120 @@
+<!-- app/templates/statistics/borrow_statistics.html -->
+{% extends "base.html" %}
+
+{% block title %}借阅趋势分析 - 统计分析{% endblock %}
+
+{% block head %}
+<link rel="stylesheet" href="{{ url_for('static', filename='css/statistics.css') }}">
+<link rel="stylesheet" href="{{ url_for('static', filename='css/borrow_statistics.css') }}">
+{% endblock %}
+
+{% block content %}
+<div class="statistics-container">
+    <!-- 页面装饰元素 -->
+    <div class="page-decoration left"></div>
+    <div class="page-decoration right"></div>
+
+    <div class="breadcrumb">
+        <a href="{{ url_for('statistics.index') }}">统计分析</a> / <span class="current-page">借阅趋势分析</span>
+    </div>
+
+    <h1 class="page-title">借阅趋势分析</h1>
+
+    <div class="intro-text">
+        <p>探索读者的阅读习惯与喜好，发现图书流通的奥秘</p>
+    </div>
+
+    <div class="filter-section">
+        <div class="filter-label">时间范围：</div>
+        <select id="time-range" class="filter-select">
+            <option value="week">最近7天</option>
+            <option value="month" selected>最近30天</option>
+            <option value="year">最近一年</option>
+        </select>
+    </div>
+
+    <div class="chart-container trend-chart">
+        <h3>借阅与归还趋势</h3>
+        <div class="chart-decoration left floating"></div>
+        <div class="chart-decoration right floating"></div>
+        <div class="chart-wrapper">
+            <canvas id="trend-chart"></canvas>
+        </div>
+    </div>
+
+    <div class="chart-row">
+        <div class="chart-container half">
+            <h3>分类借阅分布</h3>
+            <div class="chart-wrapper">
+                <canvas id="category-chart"></canvas>
+            </div>
+        </div>
+
+        <div class="stats-summary half">
+            <h3>借阅概况</h3>
+            <div class="stats-grid" id="borrow-summary">
+                <!-- 数据将通过JS动态填充 -->
+                <div class="loading">
+                    <div class="loader"></div>
+                    <span>数据加载中<span class="dot-animation">...</span></span>
+                </div>
+            </div>
+        </div>
+    </div>
+
+    <div class="insights-container">
+        <h3>阅读洞察</h3>
+        <div class="insights-content">
+            <p>根据当前数据分析，发现读者更喜欢在周末借阅图书，女性读者偏爱文学和艺术类书籍，而男性读者则更关注科技和历史类图书。</p>
+        </div>
+    </div>
+</div>
+{% endblock %}
+
+{% block scripts %}
+<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
+<script src="{{ url_for('static', filename='js/borrow_statistics.js') }}"></script>
+<script>
+    // 添加动画效果
+    document.addEventListener('DOMContentLoaded', function() {
+        // 为统计项添加hover效果
+        const observer = new IntersectionObserver((entries) => {
+            entries.forEach(entry => {
+                if (entry.isIntersecting) {
+                    entry.target.classList.add('animate-fadeInUp');
+                    observer.unobserve(entry.target);
+                }
+            });
+        }, {
+            threshold: 0.1
+        });
+
+        // 监听所有主要元素
+        document.querySelectorAll('.chart-container, .stats-summary, .insights-container').forEach(el => {
+            observer.observe(el);
+        });
+
+        // 统计卡片的交互效果
+        document.addEventListener('mouseover', function(e) {
+            if (e.target.closest('.stats-item')) {
+                const item = e.target.closest('.stats-item');
+                const items = document.querySelectorAll('.stats-item');
+
+                items.forEach(i => {
+                    if (i !== item) {
+                        i.style.opacity = '0.7';
+                    }
+                });
+            }
+        });
+
+        document.addEventListener('mouseout', function(e) {
+            if (e.target.closest('.stats-item')) {
+                document.querySelectorAll('.stats-item').forEach(i => {
+                    i.style.opacity = '1';
+                });
+            }
+        });
+    });
+</script>
+{% endblock %}

app/templates/statistics/index.html

@@ -0,0 +1,83 @@
+<!-- app/templates/statistics/index.html -->
+{% extends "base.html" %}
+
+{% block title %}统计分析 - 图书管理系统{% endblock %}
+
+{% block head %}
+<link rel="stylesheet" href="{{ url_for('static', filename='css/statistics.css') }}">
+<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/animate.css/4.1.1/animate.min.css">
+<link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Ma+Shan+Zheng&display=swap">
+{% endblock %}
+
+{% block content %}
+<div class="statistics-container animate__animated animate__fadeIn">
+    <h1 class="page-title">统计分析</h1>
+
+    <div class="quote-banner">
+        <p>"统计数字是文学世界的星辰，照亮知识的海洋"</p>
+    </div>
+
+    <div class="stats-grid">
+        <a href="{{ url_for('statistics.book_ranking') }}" class="stats-card animate__animated animate__fadeInUp">
+            <div class="card-inner">
+                <div class="card-icon"><i class="fas fa-chart-line"></i></div>
+                <div class="card-title">热门图书排行</div>
+                <div class="card-description">查看最受欢迎的图书，按借阅次数排名</div>
+                <div class="card-decoration book-decoration"></div>
+            </div>
+        </a>
+
+        <a href="{{ url_for('statistics.borrow_statistics') }}" class="stats-card animate__animated animate__fadeInUp" style="animation-delay: 0.1s;">
+            <div class="card-inner">
+                <div class="card-icon"><i class="fas fa-exchange-alt"></i></div>
+                <div class="card-title">借阅趋势分析</div>
+                <div class="card-description">查看借阅和归还的历史趋势和分布</div>
+                <div class="card-decoration trend-decoration"></div>
+            </div>
+        </a>
+
+        <a href="{{ url_for('statistics.user_activity') }}" class="stats-card animate__animated animate__fadeInUp" style="animation-delay: 0.2s;">
+            <div class="card-inner">
+                <div class="card-icon"><i class="fas fa-users"></i></div>
+                <div class="card-title">用户活跃度分析</div>
+                <div class="card-description">查看最活跃的用户和用户行为分析</div>
+                <div class="card-decoration user-decoration"></div>
+            </div>
+        </a>
+
+        <a href="{{ url_for('statistics.overdue_analysis') }}" class="stats-card animate__animated animate__fadeInUp" style="animation-delay: 0.3s;">
+            <div class="card-inner">
+                <div class="card-icon"><i class="fas fa-exclamation-circle"></i></div>
+                <div class="card-title">逾期分析</div>
+                <div class="card-description">分析图书逾期情况和趋势</div>
+                <div class="card-decoration overdue-decoration"></div>
+            </div>
+        </a>
+    </div>
+
+    <div class="page-decoration left"></div>
+    <div class="page-decoration right"></div>
+</div>
+{% endblock %}
+
+{% block scripts %}
+<script src="{{ url_for('static', filename='js/statistics.js') }}"></script>
+<script>
+document.addEventListener('DOMContentLoaded', function() {
+    // 添加卡片悬停动画效果
+    const cards = document.querySelectorAll('.stats-card');
+
+    cards.forEach(card => {
+        card.addEventListener('mouseenter', function() {
+            const decoration = this.querySelector('.card-decoration');
+            decoration.classList.add('active');
+        });
+
+        card.addEventListener('mouseleave', function() {
+            const decoration = this.querySelector('.card-decoration');
+            decoration.classList.remove('active');
+        });
+    });
+});
+</script>
+{% endblock %}

app/templates/statistics/overdue_analysis.html

@@ -0,0 +1,58 @@
+<!-- app/templates/statistics/overdue_analysis.html -->
+{% extends "base.html" %}
+
+{% block title %}逾期分析 - 统计分析{% endblock %}
+
+{% block head %}
+<link rel="stylesheet" href="{{ url_for('static', filename='css/statistics.css') }}">
+<link rel="stylesheet" href="{{ url_for('static', filename='css/overdue_analysis.css') }}">
+{% endblock %}
+
+{% block content %}
+<div class="statistics-container">
+    <div class="breadcrumb">
+        <a href="{{ url_for('statistics.index') }}">统计分析</a> / 逾期分析
+    </div>
+
+    <h1 class="page-title">逾期分析</h1>
+
+    <div class="stats-cards">
+        <div class="stats-card" id="total-borrows">
+            <div class="card-value">0</div>
+            <div class="card-title">总借阅数</div>
+        </div>
+
+        <div class="stats-card" id="current-overdue">
+            <div class="card-value">0</div>
+            <div class="card-title">当前逾期数</div>
+        </div>
+
+        <div class="stats-card" id="returned-overdue">
+            <div class="card-value">0</div>
+            <div class="card-title">历史逾期数</div>
+        </div>
+
+        <div class="stats-card" id="overdue-rate">
+            <div class="card-value">0%</div>
+            <div class="card-title">总逾期率</div>
+        </div>
+    </div>
+
+    <div class="chart-row">
+        <div class="chart-container half">
+            <h3>逾期时长分布</h3>
+            <canvas id="overdue-range-chart"></canvas>
+        </div>
+
+        <div class="chart-container half">
+            <h3>逾期状态分布</h3>
+            <canvas id="overdue-status-chart"></canvas>
+        </div>
+    </div>
+</div>
+{% endblock %}
+
+{% block scripts %}
+<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
+<script src="{{ url_for('static', filename='js/overdue_analysis.js') }}"></script>
+{% endblock %}

app/templates/statistics/user_activity.html

@@ -0,0 +1,49 @@
+<!-- app/templates/statistics/user_activity.html -->
+{% extends "base.html" %}
+
+{% block title %}用户活跃度分析 - 统计分析{% endblock %}
+
+{% block head %}
+<link rel="stylesheet" href="{{ url_for('static', filename='css/statistics.css') }}">
+<link rel="stylesheet" href="{{ url_for('static', filename='css/user_activity.css') }}">
+{% endblock %}
+
+{% block content %}
+<div class="statistics-container">
+    <div class="breadcrumb">
+        <a href="{{ url_for('statistics.index') }}">统计分析</a> / 用户活跃度分析
+    </div>
+
+    <h1 class="page-title">用户活跃度分析</h1>
+
+    <div class="chart-container">
+        <h3>最活跃用户排行</h3>
+        <canvas id="user-activity-chart"></canvas>
+    </div>
+
+    <div class="table-container">
+        <h3>活跃用户列表</h3>
+        <table class="data-table">
+            <thead>
+                <tr>
+                    <th>排名</th>
+                    <th>用户名</th>
+                    <th>昵称</th>
+                    <th>借阅次数</th>
+                </tr>
+            </thead>
+            <tbody id="user-table-body">
+                <!-- 数据将通过JS动态填充 -->
+                <tr class="loading-row">
+                    <td colspan="4">加载中...</td>
+                </tr>
+            </tbody>
+        </table>
+    </div>
+</div>
+{% endblock %}
+
+{% block scripts %}
+<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
+<script src="{{ url_for('static', filename='js/user_activity.js') }}"></script>
+{% endblock %}

app/utils/logger.py

@@ -0,0 +1,40 @@
+from flask import request, current_app
+from flask_login import current_user
+from app.models.log import Log
+
+
+def record_activity(action, target_type=None, target_id=None, description=None):
+    """
+    记录用户活动
+
+    参数:
+    - action: 操作类型，如 'login', 'logout', 'create', 'update', 'delete', 'borrow', 'return' 等
+    - target_type: 操作对象类型，如 'book', 'user', 'borrow' 等
+    - target_id: 操作对象ID
+    - description: 操作详细描述
+    """
+    try:
+        # 获取当前用户ID
+        user_id = current_user.id if current_user.is_authenticated else None
+
+        # 获取客户端IP地址
+        ip_address = request.remote_addr
+        if 'X-Forwarded-For' in request.headers:
+            ip_address = request.headers.getlist("X-Forwarded-For")[0].rpartition(' ')[-1]
+
+        # 记录日志
+        Log.add_log(
+            action=action,
+            user_id=user_id,
+            target_type=target_type,
+            target_id=target_id,
+            ip_address=ip_address,
+            description=description
+        )
+
+        return True
+    except Exception as e:
+        # 记录错误，但不影响主要功能
+        if current_app:
+            current_app.logger.error(f"Error recording activity log: {str(e)}")
+        return False