from typing import Annotated

from django.db.models import QuerySet
from django.http import HttpRequest
from ninja import Header
from ninja.pagination import PageNumberPagination, paginate

from app.api_base import CamelCaseRouter
from scores.models import Score, Version

from .schemas import ScoreIn, ScoreOut

router = CamelCaseRouter()

GameVersionHeader = Annotated[str | None, Header(alias="X-Game-Version")]  # pyright: ignore[reportCallIssue]


def resolve_version(name: str | None) -> Version:
    if name:
        version, _ = Version.objects.get_or_create(name=name)
        return version

    version, _ = Version.objects.get_or_create(name="default")
    return version


@router.post("", response=None)
def submit_score(
    request: HttpRequest,
    payload: ScoreIn,
    x_game_version: GameVersionHeader = None,
) -> None:
    version = resolve_version(x_game_version)
    Score.objects.create(username=payload.username, points=payload.points, version=version)


@router.get("", response=list[ScoreOut])
@paginate(PageNumberPagination, page_size=20)
def list_scores(
    request: HttpRequest,
    x_game_version: GameVersionHeader = None,
) -> QuerySet[Score]:
    version = resolve_version(x_game_version)
    return Score.objects.filter(version=version)