import { test, expect } from "@playwright/test";
// 실행방법  npx playwright test tests/jwt-parse.spec.ts
// npx playwright test tests/jwt-parse.spec.ts --project=chromium
// npx playwright test tests/jwt-parse.spec.ts --project=chromium --reporter=list
// npx playwright test tests/jwt-parse.spec.ts --debug

test.describe("JWT Token Parsing Test", () => {
  test("atob 함수를 이용한 JWT Payload 파싱 및 콘솔 출력", async () => {
    const token =
      "eyJhbGciOiJIUzUxMiJ9.eyJzdWIiOiI2NWEwMGY2NS04NDYwLTQ5YWYtOThlYy0wNDI5NzdlNTZmNGIiLCJhdXRob3JpdGllcyI6IlJPTEVfQU5PTllNT1VTLFJPTEVfQURNSU4sUk9MRV9BRE1JTl9BUyIsIm1uZ3JZbiI6IlkiLCJleHAiOjE3ODM1NjMwMzd9.mWZZ1ooiUs-8JbHCv78NEl51c1F6a7849XdTcSoSSrnqKa2SlFjbNoInHNHkXZo0InRXyg-hpFi-8w-IuOwf8g";

    // 1. JWT 토큰의 2번째 영역인 Payload 추출
    const base64Payload = token.split(".")[1];
    expect(base64Payload).toBeDefined();

    // 2. atob 함수를 사용하여 Base64 디코딩 실행
    const decodedJsonString = atob(base64Payload!);

    // 3. JSON 객체로 파싱
    const payloadObj = JSON.parse(decodedJsonString);

    // 4. 만료 여부 판단
    const currentTimeMs = Date.now();
    const expiryTimeMs = payloadObj.exp * 1000;
    const isExpired = expiryTimeMs < currentTimeMs;
    const differenceMs = Math.abs(expiryTimeMs - currentTimeMs);

    // 5. 콘솔 출력
    console.log("\n==================================================");
    console.log("Decoded JWT Payload Object:");
    console.log(JSON.stringify(payloadObj, null, 2));
    console.log("--------------------------------------------------");
    console.log(`사용자 ID (sub): ${payloadObj.sub}`);
    console.log(`사용자 권한 (authorities): ${payloadObj.authorities}`);
    console.log(`관리자 여부 (mngrYn): ${payloadObj.mngrYn}`);
    console.log(`만료 시각 (exp): ${payloadObj.exp}`);
    console.log(
      `만료 날짜 변환: ${new Date(expiryTimeMs).toLocaleString()}`,
    );
    console.log(`현재 시각: ${new Date(currentTimeMs).toLocaleString()}`);
    console.log(`만료 여부: ${isExpired ? "만료됨 ❌" : "유효함 ✅"}`);
    if (isExpired) {
      console.log(`만료 후 경과 시간: ${Math.floor(differenceMs / 1000)}초 경과`);
    } else {
      console.log(`만료까지 남은 시간: ${Math.floor(differenceMs / 1000)}초 남음`);
    }
    console.log("==================================================\n");

    // 간단한 검증 추가
    expect(payloadObj).toHaveProperty("exp");
    expect(payloadObj.mngrYn).toBe("Y");
  });
});