初始提交: Qihu-AIFlow v2.0.1 完整项目

- 前端 React+TypeScript (源码+构建产物)
- 后端 Python FastAPI
- 数据库迁移 001-015
- Docker部署配置
- 微信ClawBot API频道绑定
- 项目文档 README.md

backend/python/app/middleware/log_middleware.py

@@ -0,0 +1,26 @@
+"""
+AIFlow 日志中间件
+- 记录用户操作日志
+- 记录API调用日志（Token消耗）
+- 操作日志和审计日志不可删除
+"""
+from fastapi import Request
+from .log_service import LogService
+
+
+async def log_operation(user_id: str, username: str, action: str, target: str = None,
+                        target_id: str = None, detail: str = None, ip: str = None):
+    """记录用户操作日志（异步安全）"""
+    try:
+        LogService.log_operation(user_id, username, action, target, target_id, detail, ip)
+    except Exception as e:
+        print(f"[LogError] 操作日志记录失败: {e}")
+
+
+async def log_audit(admin_id: str, admin_name: str, action: str,
+                    target_type: str = None, target_id: str = None, detail: str = None):
+    """记录管理员审计日志"""
+    try:
+        LogService.log_audit(admin_id, admin_name, action, target_type, target_id, detail)
+    except Exception as e:
+        print(f"[AuditError] 审计日志记录失败: {e}")

backend/python/app/middleware/log_service.py

@@ -0,0 +1,80 @@
+"""
+日志服务 - 记录各类操作日志
+实现日志不可删除策略
+"""
+from ..database import SessionLocal
+from ..models import OperationLog, AuditLog, TokenUsageLog
+import uuid
+
+
+class LogService:
+
+    @staticmethod
+    def log_operation(user_id: str, username: str, action: str,
+                      target: str = None, target_id: str = None,
+                      detail: str = None, ip: str = None):
+        """记录用户操作日志"""
+        db = SessionLocal()
+        try:
+            log = OperationLog(
+                id=str(uuid.uuid4()),
+                user_id=user_id,
+                username=username,
+                action=action,
+                target=target,
+                target_id=target_id,
+                detail=detail,
+                ip=ip,
+            )
+            db.add(log)
+            db.commit()
+        finally:
+            db.close()
+
+    @staticmethod
+    def log_audit(admin_id: str, admin_name: str, action: str,
+                  target_type: str = None, target_id: str = None,
+                  detail: str = None):
+        """记录管理员审计日志"""
+        db = SessionLocal()
+        try:
+            log = AuditLog(
+                id=str(uuid.uuid4()),
+                admin_id=admin_id,
+                admin_name=admin_name,
+                action=action,
+                target_type=target_type,
+                target_id=target_id,
+                detail=detail,
+            )
+            db.add(log)
+            db.commit()
+        finally:
+            db.close()
+
+    @staticmethod
+    def log_token_usage(user_id: str, model_id: str = None, model_name: str = None,
+                        app_id: str = None, app_name: str = None,
+                        conversation_id: str = None, prompt_tokens: int = 0,
+                        completion_tokens: int = 0, total_tokens: int = 0,
+                        cost: float = 0):
+        """记录Token消耗日志"""
+        db = SessionLocal()
+        try:
+            log = TokenUsageLog(
+                id=str(uuid.uuid4()),
+                user_id=user_id,
+                model_id=model_id,
+                model_name=model_name,
+                app_id=app_id,
+                app_name=app_name,
+                conversation_id=conversation_id,
+                prompt_tokens=prompt_tokens,
+                completion_tokens=completion_tokens,
+                total_tokens=total_tokens,
+                cost=cost,
+            )
+            db.add(log)
+            db.commit()
+        finally:
+            db.close()