"""Auth router."""
from datetime import timedelta
from fastapi import APIRouter, Depends, HTTPException
from fastapi.security import OAuth2PasswordRequestForm
from sqlalchemy.orm import Session

from app.core.config import get_db, settings
from app.models import models
from app.schemas import schemas
from app.api.deps import Token, verify_password, create_access_token, get_current_user

router = APIRouter(prefix="/auth", tags=["Auth"])


@router.post("/token", response_model=Token)
async def login(form_data: OAuth2PasswordRequestForm = Depends(), db: Session = Depends(get_db)):
    user = db.query(models.User).filter(models.User.username == form_data.username).first()
    if not user or not verify_password(form_data.password, user.hashed_password or ""):
        raise HTTPException(status_code=401, detail="Incorrect username or password",
                            headers={"WWW-Authenticate": "Bearer"})
    if not user.is_active:
        raise HTTPException(status_code=400, detail="Inactive user")
    access_token = create_access_token(
        data={"sub": str(user.id)},
        expires_delta=timedelta(minutes=settings.ACCESS_TOKEN_EXPIRE_MINUTES)
    )
    return {"access_token": access_token, "token_type": "bearer"}


@router.get("/me", response_model=schemas.UserResponse)
async def get_me(current_user: models.User = Depends(get_current_user)):
    return current_user