/**
 * 登录态续期的验收：访问令牌过期时，界面不该把人踢回登录页。
 *
 * 背景：access 只有 30 分钟，refresh 有 14 天，但以前前端拿到 401 就直接清令牌跳登录页，
 * refresh 存着没人用——用户的感觉就是"用一会儿就被踢出去"。
 * 现在前端会先用 refresh 换一对令牌、把原请求重放一次，换不动才清。
 *
 * 这里不能造一个"真的过期"的签名令牌，所以把 access 换成一串假的：
 * 服务端照样回 401，走的还是同一条续期分支。
 *
 * 用法：node web/e2e/session-refresh.mjs
 */
import { chromium } from "playwright-core";
import { readFileSync } from "node:fs";

const WEB = process.env.WEB ?? "http://127.0.0.1:5180";
const API = process.env.API ?? "http://127.0.0.1:8100/api/v1";
const PHONE = process.env.PHONE ?? "13900000001";
const CHROME =
  process.env.CHROME ??
  `${process.env.LOCALAPPDATA}\\ms-playwright\\chromium-1223\\chrome-win64\\chrome.exe`;
const PWD_FILE = new URL("../../.local/e2e-account-password.txt", import.meta.url);

let pass = 0;
let fail = 0;
function check(name, ok, extra = "") {
  if (ok) {
    pass += 1;
    console.log(`PASS ${name}`);
  } else {
    fail += 1;
    console.log(`FAIL ${name}${extra ? ` — ${extra}` : ""}`);
  }
}

const password = (() => {
  if (process.env.PASSWORD) return process.env.PASSWORD;
  try {
    return readFileSync(PWD_FILE, "utf8").trim();
  } catch {
    return "";
  }
})();
if (!password) throw new Error("没有密码：设 PASSWORD，或先跑一遍 account.mjs 生成 .local/e2e-account-password.txt");

async function login() {
  const r = await fetch(`${API}/auth/login/password`, {
    method: "POST",
    headers: { "Content-Type": "application/json" },
    body: JSON.stringify({ phone: PHONE, password }),
  });
  const body = await r.json();
  if (body.code !== 0) throw new Error(`登录失败：${body.code} ${body.message}`);
  return body.data.tokens;
}

const tokens = await login();

const browser = await chromium.launch({ executablePath: CHROME });
const context = await browser.newContext({ viewport: { width: 1440, height: 960 } });
const page = await context.newPage();

const errors = [];
page.on("pageerror", (e) => errors.push(String(e)));

// ① 假 access + 真 refresh：应该自己续上，留在首页
await page.addInitScript(
  ([access, refresh]) => {
    localStorage.setItem("dadao.access", access);
    localStorage.setItem("dadao.refresh", refresh);
  },
  ["bogus.access.token", tokens.refresh_token],
);
await page.goto(`${WEB}/`, { waitUntil: "networkidle" });
await page.waitForTimeout(800);

check("令牌过期也不会被踢回登录页", !page.url().includes("/login"), page.url());
check(
  "首页照常渲染（能看到工作区列表或新建入口）",
  (await page.getByText(/我的工作区|新建工作区/).first().isVisible().catch(() => false)) === true,
);

const afterRefresh = await page.evaluate(() => localStorage.getItem("dadao.access"));
check("拿到的是一对新的访问令牌", Boolean(afterRefresh) && afterRefresh !== "bogus.access.token");

// 新令牌要真能用：再请求一次业务接口
const probe = await page.evaluate(async () => {
  const token = localStorage.getItem("dadao.access");
  const r = await fetch("/api/v1/auth/me", { headers: { Authorization: `Bearer ${token}` } });
  return r.status;
});
check("新令牌能直接调业务接口", probe === 200, `HTTP ${probe}`);

// ② access 与 refresh 都是假的：这次才该回登录页
const page2 = await context.newPage();
await page2.addInitScript(() => {
  localStorage.setItem("dadao.access", "bogus.access.token");
  localStorage.setItem("dadao.refresh", "bogus.refresh.token");
});
await page2.goto(`${WEB}/`, { waitUntil: "networkidle" });
await page2.waitForTimeout(800);
check(
  "连 refresh 都失效时，才回到登录页",
  page2.url().includes("/login") ||
    (await page2.getByText(/手机号|邮箱/).first().isVisible().catch(() => false)) === true,
  page2.url(),
);

check("控制台没有未捕获异常", errors.length === 0, errors.join(" | "));

await page.screenshot({ path: "e2e/artifacts/session-refresh.png" });
await browser.close();

console.log(fail === 0 ? "ALL PASS" : `${fail} FAILED`);
process.exit(fail === 0 ? 0 : 1);