import { ChessComGame } from "@/types/chessCom";
import { getPaddedMonth } from "./helpers";

export const getUserRecentGames = async (
  username: string
): Promise<ChessComGame[]> => {
  const date = new Date();
  const year = date.getUTCFullYear();
  const month = date.getUTCMonth() + 1;
  const paddedMonth = getPaddedMonth(month);

  const res = await fetch(
    `https://api.chess.com/pub/player/${username}/games/${year}/${paddedMonth}`
  );

  if (res.status === 404) return [];

  const data = await res.json();

  const games: ChessComGame[] = data?.games ?? [];

  if (games.length < 50) {
    const previousMonth = month === 1 ? 12 : month - 1;
    const previousPaddedMonth = getPaddedMonth(previousMonth);
    const yearToFetch = previousMonth === 12 ? year - 1 : year;

    const resPreviousMonth = await fetch(
      `https://api.chess.com/pub/player/${username}/games/${yearToFetch}/${previousPaddedMonth}`
    );

    const dataPreviousMonth = await resPreviousMonth.json();

    games.push(...(dataPreviousMonth?.games ?? []));
  }

  const gamesToReturn = games.slice(0, 50).sort((a, b) => {
    return b.end_time - a.end_time;
  });

  return gamesToReturn;
};