实现和前端交互的接口

app/api/v1/endpoints/events.py

@@ -104,14 +104,17 @@ async def delete_event(
         return BaseResponse(code=404,msg="事件不存在")
     return BaseResponse(code=200, msg="success", data=EventDetail.model_validate(event_obj))
 
+# 获取告警消息列表
 @router.get("/events/messages", response_model=BaseResponse[List[OcrAlertMessage]])
 async def get_messages(
-    db: AsyncSession = Depends(get_db)
+    db: AsyncSession = Depends(get_db),
+    skip: int = Query(0, ge=0),
+    limit: int = Query(100, ge=1, le=1000)
 ):
     """_summary_
     获取告警消息列表
     """
-    message = await event.get_messages(db)
+    message = await event.get_messages(db, skip=skip, limit=limit)
     return BaseResponse(code=200, msg="success", data=message)
 
 # 批量处理告警数据--传递messageId List
@@ -160,6 +163,19 @@ async def handle_ocr_alert(
     if flag:
         return BaseResponse(code=200, msg="success")
     return BaseResponse(code=500, msg="fail to update data")
+
+
+# 查看告警详情
+@router.get("/events/alert/{messageId}", response_model=BaseResponse[OcrAlertMessage])
+async def get_alert_detail(
+    messageId:int,
+    db: AsyncSession = Depends(get_db),
+):
+    
+    alert_message = await event.get_alert_detail(db, messageId=messageId)
+    
+    return BaseResponse(code=200, msg="success", data=alert_message)
+    
     
 
 

app/core/config.py

@@ -2,10 +2,10 @@ from pydantic_settings import BaseSettings
 
 class Settings(BaseSettings):
     # 数据库配置
-    DB_HOST: str = "10.0.0.17"
+    DB_HOST: str = "14.103.162.172"
     DB_PORT: int = 3306
     DB_USER: str = "root"
-    DB_PASSWORD: str = "root"
+    DB_PASSWORD: str = "dnxxkj"
     
     DB_NAME: str = "kangda"
     # DB_NAME: str = "kangda_test" # 测试数据库

app/crud/event.py

@@ -190,6 +190,8 @@ class CRUDEvent(CRUDBase[Event, EventUpdate, EventUpdate]):
     async def get_messages(
         self,
         db: AsyncSession,
+        skip:int,
+        limit:int
     ) -> Optional[List[OcrAlertMessage]]:
         query_stmt = (
             select(Message.messageId,Message.eventId ,Message.messageType, Message.eventType, Message.handle, Message.remark, Message.createTime,
@@ -200,6 +202,8 @@ class CRUDEvent(CRUDBase[Event, EventUpdate, EventUpdate]):
             .outerjoin(Event, Message.eventId == Event.eventId)
             .outerjoin(Image, Message.eventId == Image.eventId)
             .outerjoin(Temperature, Message.eventId == Temperature.eventId)
+            .offset(skip)
+            .limit(limit)
         )
         
         messages = await db.execute(query_stmt)
@@ -293,9 +297,33 @@ class CRUDEvent(CRUDBase[Event, EventUpdate, EventUpdate]):
             return True
         
         except Exception as e:
-            print(f"处理单个消息失败: {str(e)}")
+            print(f"处理单个消息失败: {e}")
             await db.rollback()
             return False
+        
+    async def get_alert_detail(
+        self, 
+        db: AsyncSession,
+        messageId: int
+        ) ->Optional[OcrAlertMessage]:
+        try:
+            select_stmt = (
+                select(Message.messageId,Message.eventId ,Message.messageType, Message.eventType, Message.handle, Message.remark, Message.createTime,
+                   Event.number,Event.name,
+                   Image.imageUrl, Image.localPath,
+                   Temperature.temperature)
+                .select_from(Message)
+                .outerjoin(Event, Message.eventId == Event.eventId)
+                .outerjoin(Image, Message.eventId == Image.eventId)
+                .outerjoin(Temperature, Message.eventId == Temperature.eventId)
+                .where(Message.messageId == messageId)
+                )
+            
+            result = await db.execute(select_stmt)
+            return result.mappings().first()
+        except Exception as e:
+            print(f"获取告警详情失败: {e}")
+