from fastapi import APIRouter,Depends,HTTPException
from dao.student_dao import *
from schema.student_schema import *
from util.database import get_db


StudentAPI = APIRouter()

@StudentAPI.get('/',response_model=list[StudentPageResponse],tags=['学⽣基本信息管理模块'],description='查询学生信息')
def get_students(stu_id:int|None=None
                ,stu_name:str|None=None
                ,class_id:int|None=None
                ,db=Depends(get_db)
                ,page:int=1
                ,page_size:int=10):
    r, total = get_student_dao(stu_id=stu_id
                               ,stu_name=stu_name
                               ,class_id=class_id
                               ,page=page
                               ,page_size=page_size
                               ,db=db)

    if not r:
          raise HTTPException(status_code=404,detail='学生不存在')
    return {'code': 200
        , 'detail': 'ok'
        , 'page': page
        , 'page_size': page_size
        , 'total': total
        , 'data': r}

@StudentAPI.put('/{stu_id}',tags=['学⽣基本信息管理模块'])
def update_students(s:StudentRequest
                    ,stu_id:int
                    ,db=Depends(get_db)):
    d = s.model_dump(exclude_unset=True)
    if not d:
        raise HTTPException(status_code=400, detail='更新内容不能为空！')
    r = update_student_dao( stu_id=stu_id,update_data=d,db=db )
    if not r:
        raise HTTPException(status_code=500, detail='没有更新！')
    return {'code':200,'totals':r,'detail':'更新成功'}

@StudentAPI.delete('/{stu_id}',tags=['学⽣基本信息管理模块'])
def del_students(stu_id:int
                 ,db=Depends(get_db)):
    rows=delete_student_dao( stu_id=stu_id,db=db )
    if not rows:
        raise HTTPException(status_code=500,detail='没有删除')
    return {'code':200,'totals':rows,'detail':'删除成功'}

@StudentAPI.post('/',tags=['学⽣基本信息管理模块'],response_model=StugetResponse)
def add_students(s:StudentRequest
                 ,db=Depends(get_db)):
    d=s.model_dump(exclude_unset=False)
    stu_new=add_student_dao(o=d,db=db)
    if not stu_new:
        raise HTTPException(status_code=500,detail='添加失败')
    return stu_new


@StudentAPI.put('/',tags=['学⽣基本信息管理模块'])
def get_students(stu_id:int|None = None
                 ,stu_name:str|None = None
                 ,class_id:int|None=None
                 ,db=Depends(get_db)
                 ,page:int=1
                 ,page_size:int=10):
    r = get_student_dao(stu_id,stu_name,class_id,db,page,page_size )
    if r:
        return r
    raise HTTPException(status_code=404,detail='学生不存在！')