增加多字段查询

api/class_management_api.py

@@ -1,4 +1,6 @@
-from fastapi import APIRouter,Depends,HTTPException
+from datetime import date
+
+from fastapi import APIRouter,Depends,HTTPException,Query
 from dao.class_management_dao import add_class_dao, update_class_dao, get_class_dao, delete_class_dao
 from database import get_db
 from schema.class_management_request import ClassCreate, ClassResponse, ClassUpdate
@@ -23,16 +25,46 @@ def get_one_class(class_id:int,db=Depends(get_db)):
         raise HTTPException(status_code=404, detail="该班级不存在或已删除")
     return ClassResponse(data=res)
 
+@class_api.get('/classes',summary='多字段查询班级')
+def get_some_classes(class_name:str|None = Query(None,description='班级名称')
+                     ,class_teacher:str|None = Query(None,description='班主任')
+                     ,class_lecturer:str|None = Query(None,description='授课老师')
+                     ,class_start_time:date|None = Query(None, description="开班日期，格式YYYY‑MM‑DD")
+                     ,class_end_time: date|None = Query(None, description="结课日期，格式YYYY‑MM‑DD")
+                     ,page:int = Query(1,ge=1,description='页码，从1开始')
+                     ,page_size:int = Query(5,ge=1,le=50,description='每页信息条数')
+                     ,db=Depends(get_db)
+                     ):
+    c_dict={'class_name':class_name
+            ,'class_teacher':class_teacher
+            ,'class_lecturer':class_lecturer
+            ,'class_start_time':class_start_time
+            ,'class_end_time':class_end_time
+            }
+    c_dict={k:v for k,v in c_dict.items() if v is not None}#过滤掉值为None的key
+
+    res = get_class_dao(c=c_dict,db=db)
+    total = len(res)
+
+    #内存分页
+    start_index = (page-1)*page_size
+    page_data = res[start_index:start_index + page_size]
+
+    page_response = ClassResponse(data=page_data,totals=total)
+    return page_response
+
+
+
 
 @class_api.put("/classes/{class_id}",summary='修改班级信息')
-def update_class(update_info:ClassUpdate,cid:int,db=Depends(get_db)):
+def update_class(class_id,update_info:ClassUpdate,db=Depends(get_db)):
     update_dict=update_info.model_dump(exclude_unset=True)
     if not update_dict:
         raise HTTPException(status_code=400, detail="没有传入要修改的字段")
-    row_count = update_class_dao(cname=cid, update_data=update_dict, db=db)
+    row_count = update_class_dao(cid=class_id, update_data=update_dict, db=db)
     if row_count <= 0:
         raise HTTPException(status_code=404, detail="班级不存在，修改失败")
-    return ClassResponse(detail="修改成功", data={"class_id": cid})
+    return ClassResponse(detail="修改成功", data={"class_id": class_id})
 
 
 @class_api.delete('/classes/{class_id}',summary='逻辑删除班级')