import { beforeEach, describe, expect, it } from "vitest";
import { Timestamp } from "firebase-admin/firestore";
import { firestore } from "../../src/firebase.js";
import { getGame, listByDate } from "../../src/repositories/gameRepository.js";
import type { DateString } from "../../src/types/dateString.js";

describe("gameRepository", () => {
  beforeEach(async () => {
    await firestore.recursiveDelete(firestore.collection("games"));
  });

  it("존재하지 않는 경기는 null을 반환한다", async () => {
    const result = await getGame("nonexistent");
    expect(result).toBeNull();
  });

  describe("listByDate", () => {
    it("지정한 KST 날짜의 경기만 시간순으로 반환한다", async () => {
      // 2026-04-12 18:30 KST = 2026-04-12 09:30 UTC
      const game1 = {
        time: Timestamp.fromDate(new Date("2026-04-12T09:30:00.000Z")),
        stadium: "잠실",
        status: "scheduled" as const,
        homeTeamCode: "LG",
        awayTeamCode: "HT",
      };
      // 2026-04-12 14:00 KST = 2026-04-12 05:00 UTC (먼저)
      const game2 = {
        time: Timestamp.fromDate(new Date("2026-04-12T05:00:00.000Z")),
        stadium: "문학",
        status: "scheduled" as const,
        homeTeamCode: "SK",
        awayTeamCode: "WO",
      };
      // 2026-04-11 18:30 KST = 범위 밖
      const game3 = {
        time: Timestamp.fromDate(new Date("2026-04-11T09:30:00.000Z")),
        stadium: "사직",
        status: "completed" as const,
        homeTeamCode: "LT",
        awayTeamCode: "KT",
      };

      await firestore.collection("games").doc("g1").set(game1);
      await firestore.collection("games").doc("g2").set(game2);
      await firestore.collection("games").doc("g3").set(game3);

      const result = await listByDate("2026-04-12" as DateString);
      expect(result.map((g) => g.gameId)).toEqual(["g2", "g1"]);
    });
  });

  it("저장된 경기를 정상적으로 조회한다", async () => {
    const gameId = "20260412HTLG0";
    const gameData = {
      date: "2026-04-12",
      homeTeam: "LG",
      awayTeam: "KIA",
      status: "scheduled",
    };
    await firestore.collection("games").doc(gameId).set(gameData);

    const result = await getGame(gameId);
    expect(result).toMatchObject(gameData);
  });
});