# app/users/router.py
from fastapi import APIRouter, HTTPException, status, Response

from fastapi.security import OAuth2PasswordRequestForm
from fastapi import Depends
from datetime import timedelta

from app.users.auth import verify_password, create_access_token, get_current_user
from app.users.dao import UsersDAO

ACCESS_TOKEN_EXPIRE_MINUTES = 30


router = APIRouter(
    prefix="/users",
    tags=["Auth & Пользователи"]
)


# 1. Маршрут для получения токена клиентом
@router.post("/login")
async def login_for_access_token(response: Response, form_data: OAuth2PasswordRequestForm = Depends()):
    user = await UsersDAO.find_one_or_none(user_name=form_data.username)
    if not user or not verify_password(form_data.password, user["user_password"]):
        raise HTTPException(
            status_code=status.HTTP_401_UNAUTHORIZED,
            detail="Incorrect username or password",
            headers={"WWW-Authenticate": "Bearer"},
        )
    else:
        access_token_expires = timedelta(minutes=ACCESS_TOKEN_EXPIRE_MINUTES)
        access_token = create_access_token(
            data={"sub": user["user_name"]}, expires_delta=access_token_expires
        )
        response.set_cookie("WorkTools_token", access_token, httponly=True)
        return {"access_token": access_token, "token_type": "bearer"}


# 2. Защищённый эндпоинт, который будет вызывать мобильное приложение
# @router.get("/me")
# async def read_users_me(current_user: str = Depends(get_current_user)):
#     return {"username": current_user, "message": "Это секретные данные для мобильного клиента"}