import { beforeEach, describe, expect, it } from "vitest";
import { firestore } from "../../src/firebase.js";
import {
  fetchRankFromKbo,
  fetchScheduleFromKbo,
} from "../../src/repositories/kboRepository.js";

describe("kboRepository (실제 KBO 사이트 호출)", () => {
  beforeEach(async () => {
    console.log("[setup] 캐시/락 컬렉션 초기화");
    await firestore.recursiveDelete(firestore.collection("kboCache"));
    await firestore.recursiveDelete(firestore.collection("kboLocks"));
  });

  it("팀 순위를 정상적으로 fetch한다", async () => {
    console.log("\n[rank] 2025년 팀 순위 fetch 시작");
    const t0 = Date.now();
    const [result] = await fetchRankFromKbo([2025]);
    console.log(`[rank] fetch 완료 (${Date.now() - t0}ms)`);
    console.log(`[rank] year=${result.year}, teams=${result.teams.length}`);
    console.table(
      result.teams.map((t) => ({
        rank: t.rank,
        team: t.team,
        winRate: t.winRate,
        games: t.games,
      }))
    );

    expect(result.year).toBe(2025);
    expect(Array.isArray(result.teams)).toBe(true);
    expect(result.teams.length).toBe(10);
    expect(result.teams[0]).toHaveProperty("team");
    expect(result.teams[0]).toHaveProperty("rank");
  }, 30000);

  it("경기 일정을 정상적으로 fetch한다", async () => {
    console.log("\n[schedule] 2025-04 일정 fetch 시작");
    const t0 = Date.now();
    const result = await fetchScheduleFromKbo({ year: 2025, month: 4 });
    console.log(`[schedule] fetch 완료 (${Date.now() - t0}ms)`);
    console.log(
      `[schedule] year=${result.year}, month=${result.month}, games=${result.games.length}`
    );
    console.log("[schedule] 첫 3개 경기:");
    console.table(result.games.slice(0, 3));

    expect(result.year).toBe(2025);
    expect(result.month).toBe(4);
    expect(Array.isArray(result.games)).toBe(true);
    expect(result.games.length).toBeGreaterThan(0);
    expect(result.games[0]).toHaveProperty("gameId");
    expect(result.games[0]).toHaveProperty("homeTeamCode");
    expect(result.games[0]).toHaveProperty("awayTeamCode");
  }, 30000);

  it("같은 요청을 두 번 하면 두 번째는 캐시에서 온다", async () => {
    console.log("\n[cache] 1차 호출 (실제 fetch 예상)");
    const start1 = Date.now();
    await fetchScheduleFromKbo({ year: 2025, month: 5 });
    const firstDuration = Date.now() - start1;
    console.log(`[cache] 1차 소요: ${firstDuration}ms`);

    console.log("[cache] 2차 호출 (캐시 hit 예상)");
    const start2 = Date.now();
    await fetchScheduleFromKbo({ year: 2025, month: 5 });
    const secondDuration = Date.now() - start2;
    console.log(`[cache] 2차 소요: ${secondDuration}ms`);
    console.log(
      `[cache] 속도 비교: ${firstDuration}ms → ${secondDuration}ms (${(
        (1 - secondDuration / firstDuration) *
        100
      ).toFixed(1)}% 빨라짐)`
    );

    expect(secondDuration).toBeLessThan(firstDuration);
  }, 30000);
});