from fastapi import APIRouter,Depends,UploadFile,File,Query
from model.teaModel import Session
from dao.teaDao import insert_teachers_dao,update_teachers_dao,delete_teachers_dao,get_teachers_limit_dao,get_teachers_name_dao
from schema.teaSchema import RequestModel, ResponseModel

t_router = APIRouter()

def get_db():
    db = Session()
    try:
        yield db
    finally:
        db.close()


@t_router.get("/teachers",tags=['教师接口信息'],summary='分页查询教师接口')
def get_teachers(p:int=Query(default=0,ge=0,description='页码,0表示查询全部'),
                 n:int=Query(default=0,ge=0,description='每页条数,0表示查询全部'),
                 db=Depends(get_db)):
    db_teachers = get_teachers_limit_dao(p,n,db)
    return ResponseModel(data=db_teachers,total=len(db_teachers))

@t_router.get("/teachers/{name}",tags=['教师接口信息'],summary='分页查询教师接口')
def get_name_teachers(name:str,db=Depends(get_db)):
    db_teachers = get_teachers_name_dao(name,db)
    return ResponseModel(data=db_teachers,total=len(db_teachers))

@t_router.post("/teachers",tags=['教师接口信息'],summary='新增教师接口')
def insert_teachers(req:RequestModel,db=Depends(get_db)):
    rq= req.model_dump()
    n,m = insert_teachers_dao(rq,db)
    # print('打印获取的值:',n,m)
    return ResponseModel(total=n,msg=m)

@t_router.put("/teachers/{t_id}",tags=['教师接口信息'],summary='更新教师接口')
def update_teachers(req:RequestModel,t_id:int,db=Depends(get_db),):
    rq= req.model_dump()
    n,m = update_teachers_dao(rq,db,t_id)
    return ResponseModel(total=n,msg=m)

@t_router.delete("/teachers/{t_id}",tags=['教师接口信息'],summary='删除教师接口')
def delete_teachers(t_id:int,db=Depends(get_db)):
    n,m =delete_teachers_dao(t_id,db)
    return ResponseModel(msg=m,total=n)

@t_router.post('/files',tags=['文件接口信息'],summary='上传文件接口')
async def upload_files(f:UploadFile=File(),db=Depends(get_db)):
    # print('UploadFile上传文件,读取该对象:',f)
    text =await f.read()
    l =text.decode('utf-8').split('\n')
    lg = 0
    dt = []
    print('长度为',lg,l)
    for i in l:
        if '名字' in i:
            continue
        p = i.split()
        if not p:          # 判断如果p为[],跳过
            continue
        l2 = ['t_name','t_age','t_phone','t_sex','class_id']
        d =dict()
        for j in range(len(p)):
            d[l2[j]]=p[j]
        insert_teachers_dao(d,db)
        lg = lg + 1
        dt.append(d)
    return ResponseModel(msg='上传成功',total=lg,data=dt)