munch-ease-backend/api/auth.py

from __future__ import annotations

import aiosqlite
from fastapi import APIRouter, Depends, Request, Response

import persons
from api.deps import cookie_person, error_response, get_db
from common import ApiModel, ProblemDetails

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


class LoginBody(ApiModel):
    username: str


@router.post(
    "/login",
    response_model=persons.Person,
    operation_id="login",
    summary="Login and set user_id cookie",
    responses={
        200: {"model": persons.Person, "description": "Successful Response"},
        404: {
            "model": ProblemDetails,
            "description": "Person not found",
            "content": {"application/problem+json": {}},
        },
    },
)
async def login(
    request: Request,
    data: LoginBody,
    response: Response,
    conn: aiosqlite.Connection = Depends(get_db),
) -> persons.Person | Response:
    person = await persons.get_by_name(conn, data.username)
    if not person:
        return error_response(request, 404, "Person not found")

    # When using response_model, return the Pydantic model and set the cookie on the Response
    response.set_cookie(key="user_id", value=str(person.id))
    return person


@router.post(
    "/refresh",
    response_model=persons.Person,
    operation_id="refresh",
    summary="Refresh current user from cookie",
)
async def current_user(user: persons.Person = Depends(cookie_person)) -> persons.Person:
    return user