from __future__ import annotations

from typing import Annotated, Optional, AsyncGenerator

import aiosqlite
from fastapi import Cookie, Depends, Request
from fastapi.responses import JSONResponse

import db
import persons
from common import ProblemDetails
from settings import settings


# Dependency to create SQLite connection
async def get_db() -> AsyncGenerator[aiosqlite.Connection, None]:
    sql_db = await db.connect(settings.database_path)
    try:
        yield sql_db
    finally:
        await sql_db.close()


async def cookie_person(
    user_id: Annotated[int, Cookie(alias="user_id")], conn: aiosqlite.Connection = Depends(get_db)
) -> Optional[persons.Person]:
    return await persons.get_by_id(conn, user_id)


def error_response(request: Optional[Request], status_code: int, message: str) -> JSONResponse:
    body = ProblemDetails(
        title=message,
        status=status_code,
        type=f"https://httpstatuses.com/{status_code}",
        instance=str(request.url) if request else None,
    )
    return JSONResponse(
        content=body.model_dump(by_alias=True),
        status_code=status_code,
        media_type="application/problem+json",
    )