基础框架内容已经搭建完毕，剩余外键还未链接。

students/api/students_api.py

@@ -8,52 +8,56 @@ from students.databases import *
 
 students_api = APIRouter()
 
-@students_api.get("/students/"
+@students_api.get("/students"
     ,summary='学生资料查询'
     ,description='筛选条件全为空即查询所有学生资料，输入薪资会查询大于输入薪资以上的学生'
-    ,response_model=StudentsQuery
+    ,response_model=list[StudentsQuery]
                   )
 def get_students( stu:StudentsQuery = Depends()
                  , db=Depends(get_db)
                   ):
-    s_dick = stu.model_dump(exclude_unset=True)
-    result = get_student_dao( s=s_dick , db=db )
+    s_dict = stu.model_dump(exclude_unset=True) # 没值的不要
+    result = get_student_dao( s=s_dict , db=db )
     if result:
         return result
     raise HTTPException(status_code=404, detail="没有找到符合条件的学生")
 
 
-@students_api.post("/students/"
+@students_api.post("/students"
     ,summary='新增学生资料'
-    ,description='学生ID自动分配，学生姓名和班级是必填项'
+    ,description='学生ID自动分配，学生姓名、学生手机号和班级是必填项，不能为空。'
     ,response_model=StudentsResponse )
 def add_student( stu:StudentsResponse = Depends()
                 , db=Depends(get_db)
                  ):
-    s_dick = stu.model_dump()
-    result = add_student_dao( s=s_dick , db=db )
+    s_dict = stu.model_dump(exclude_unset=True)
+    result = add_student_dao( s=s_dict , db=db )
     if not result:
-        raise HTTPException(status_code=500, detail='服务器繁忙或用户不存在！')
+        raise HTTPException(status_code=500, detail='手机号已有学生使用或必填项为空。')
     return result
 
-@students_api.put("/students/"
+@students_api.put("/students"
     ,summary='学生资料更新'
-    ,description='填写即更新，全为空即不更新，学生ID无法修改'
+    ,description='请输入需要更新信息的学生ID，学生手机号不可重复，填写即更新，为空即不更新。'
     ,response_model=StudentsUpdate )
 def get_students( stu:StudentsUpdate = Depends()
                  , db=Depends(get_db)
                  ):
-    s_dick = stu.model_dump()
+    s_dict = stu.model_dump(exclude_unset=True)
+    result = update_student_dao( s=s_dict , db=db )
+    if not result:
+        raise HTTPException(status_code=500, detail='手机号已有学生使用。')
+    return result
 
-    return '学生资料已更新'
-
-@students_api.delete("/students/"
+@students_api.delete("/students"
     ,summary='删除学生资料'
-    ,description='输入需要删除的学生ID'
-    ,response_model=StudentsDelete ) # 逻辑删除/软删除
+    ,description='输入需要删除的学生信息，工资筛选能删除大于等于输入工资的所有人。'
+    ,response_model=list[StudentsDelete] ) # 逻辑删除/软删除
 def delete_students( stu:StudentsDelete = Depends()
                     , db=Depends(get_db)
                     ):
-    s_dick = stu.model_dump()
-
-    return '学生已删除'
+    s_dict = stu.model_dump(exclude_unset=True)
+    result = add_student_dao(s=s_dict, db=db)
+    if not result:
+        raise HTTPException(status_code=500, detail='手机号已有学生使用。')
+    return result