from fastapi import HTTPException,Depends
from schema.teacher_schema import Teacher_RequestModel
from model.all_model import *

def add_teacher(teacher,session):
    try:
        print(teacher)
        x=Teacher_Model(**teacher)
        session.add(x)
        session.commit()
        return teacher
    except:
        session.rollback()
        # raise HTTPException(status_code=500,detail='添加异常！')
        return None

def get_teacher(id,session):
    l=session.query(Teacher_Model).filter(Teacher_Model.teac_id==id)\
            .filter(Teacher_Model.delete_status==0).all()
    if l:
        return l
    else:
        raise HTTPException(status_code=404,detail='该老师不存在！')

def update_teacher(id:int,req,session):
    try:
        r=session.query(Teacher_Model).filter(Teacher_Model.teac_id==id) \
            .filter(Teacher_Model.delete_status==0).update(req)
    except:
        session.rollback()
        return False
    else:
        session.commit()
        return r

def delete_teacher(id:int,session):
    try:
        r=session.query(Teacher_Model).filter(Teacher_Model.teac_id==id,Teacher_Model.delete_status==0)\
            .update({'delete_status':1})
    except:
        session.rollback()
        return False
    else:
        session.commit()
        return r