import { siteCloudflareState } from "@umt/contracts";
import { MOCK_CAMOFOX_IDENTITY, type MockCamofoxSite } from "@umt/testkit";
import { afterAll, beforeAll, beforeEach, describe, expect, it } from "vitest";
import { browserServiceFor } from "../../src/modules/browser/index.ts";
import { type BrowserService, registerChallengeVision } from "../../src/modules/browser/service.ts";
import { type BrowserHarness, createBrowserHarness, type Loose, ORIGIN, pgAvailable } from "./harness.ts";

// CF-2 浏览器一侧(对 testkit mock camofox 的 Cloudflare 模式):
// ① 自动放行(轮询页面)② 复选框 / Turnstile 派视觉子流程,用插件真实鼠标点击 ③ 选图验证码 / 点不过 → 会话转等待 + 待处理事项;
// 人在原站视图里过完交还 → 读回 cf_clearance / UA 通知站点请求继续;浏览器代抓页面受 profile 锁与站点限流约束。

const up = await pgAvailable();
const GOOD = "cf2-session-value";
const CLEARANCE = "clr-from-browser";
const LIST_HTML =
  '<html><head><title>种子</title></head><body><table class="torrents"><tr><td>Oppenheimer</td></tr></table></body></html>';

describe.skipIf(!up)("CF-2 浏览器过挑战 / 代抓", () => {
  let h: BrowserHarness;
  let svc: BrowserService;
  const cfCfg: NonNullable<MockCamofoxSite["cloudflare"]> = { mode: "auto", autoPolls: 2, clearance: CLEARANCE };
  const visionCalls: string[] = [];
  let visionClick = true;
  const url = `${ORIGIN}/torrents.php`;

  const sessions = async () => (await h.req("/browser/sessions")).body.data.items as Loose[];
  const closeAll = async () => {
    for (const s of await sessions()) await h.req(`/browser/sessions/${s.id}`, { method: "DELETE" });
  };
  const profileKey = () => `umt-site-${h.siteId}-acct-${h.accountId}`;

  beforeAll(async () => {
    h = await createBrowserHarness("cf2", {
      sessionCookie: { name: "c_secure_pass", valid: [GOOD], fresh: GOOD },
      cloudflare: cfCfg,
      html: (u) =>
        u.includes("torrents.php") ? LIST_HTML : "<html><head><title>首页</title></head><body></body></html>",
      browserOptions: { challengePollMs: 5, challengeAutoWaitMs: 200, settleMs: 0 },
    });
    await sessions(); // 第一次请求时浏览器模块才为这个上下文建服务
    svc = browserServiceFor(h.ctx)!;
    const ref = await h.secrets.create({ purpose: "site_cookie", plaintext: `c_secure_uid=1; c_secure_pass=${GOOD}` });
    await h.db
      .updateTable("site_account")
      .set({ auth_kind: "cookie", secret_ref: ref, session_secret_ref: null, status: "active" })
      .where("id", "=", h.accountId)
      .execute();
    // 视觉子流程(假):点一下复选框所在的位置(第 2 行)
    registerChallengeVision(h.ctx, async (req) => {
      visionCalls.push(req.sessionId);
      if (visionClick)
        await svc.visionAct(
          req.sessionId,
          { kind: "automation", holder: "system:cloudflare" },
          (p, ref) => p.click(ref, { x: 100, y: 70 }),
          { wantImage: false, sensitiveAllowed: false },
        );
      return { status: visionClick ? "solved" : "needs_human", reason: "", childRunId: null };
    });
  }, 120_000);
  afterAll(async () => {
    await h?.close();
  });
  beforeEach(async () => {
    await closeAll();
    h.mock.cfPassed.clear();
    h.mock.contentReads.clear();
    h.mock.actions.length = 0;
    for (const jar of h.mock.cookieJars.values())
      jar.splice(0, jar.length, ...jar.filter((c) => c.name !== "cf_clearance"));
    cfCfg.mode = "auto";
    visionCalls.length = 0;
    visionClick = true;
    await h.db
      .updateTable("site")
      .set({ config: JSON.stringify({}), enabled: true })
      .where("id", "=", h.siteId)
      .execute();
    await h.db
      .updateTable("settings")
      .set({ value: JSON.stringify({ enabled: true }) })
      .where("key", "=", "automation")
      .execute();
  });

  it("① 自动放行:轮询到挑战页消失,读回 cf_clearance + navigator.userAgent + 出口", async () => {
    const r = await svc.solveSiteChallenge({ siteId: h.siteId, accountId: h.accountId, url });
    expect(r).toEqual({
      status: "passed",
      by: "auto",
      clearance: CLEARANCE,
      userAgent: MOCK_CAMOFOX_IDENTITY.userAgent,
      browserEgress: "direct",
    });
    expect(visionCalls).toEqual([]);
    // 会话仍归自动化,没有待处理事项
    const [s] = await sessions();
    expect(s.controller).toBe("automation");
  });

  it("② 复选框 / Turnstile:等不过 → 视觉子流程用插件真实鼠标点击 → 通过(by vision)", async () => {
    cfCfg.mode = "interactive";
    const r = await svc.solveSiteChallenge({ siteId: h.siteId, accountId: h.accountId, url });
    expect(r).toMatchObject({ status: "passed", by: "vision", clearance: CLEARANCE });
    expect(visionCalls).toHaveLength(1);
    expect(h.mock.actions.some((a) => a.action === "mouse-click")).toBe(true);
  });

  it("③ 视觉子流程点不过(最多 2 次)→ 会话转等待,待处理事项「观众需要你在原站视图里过一次验证」", async () => {
    cfCfg.mode = "interactive";
    visionClick = false;
    const r = await svc.solveSiteChallenge({ siteId: h.siteId, accountId: h.accountId, url });
    expect(r).toMatchObject({ status: "needs_human" });
    expect(visionCalls).toHaveLength(2);
    const s = (await h.req(`/browser/sessions/${(r as Loose).sessionId}`)).body.data as Loose;
    expect(s.controller).toBe("waiting");
    expect(s.waitingReason).toBe("cf_challenge");
    const d = await h.db
      .selectFrom("decision")
      .selectAll()
      .where("id", "=", (r as Loose).decisionId)
      .executeTakeFirstOrThrow();
    expect(d.title).toBe("观众需要你在原站视图里过一次验证");
    expect(d.status).toBe("awaiting_user");
    expect((d.evidence as Loose).cloudflare).toMatchObject({ siteId: h.siteId });
    // 已在等人:再来一次不打扰,直接返回同一个等待
    const again = await svc.solveSiteChallenge({ siteId: h.siteId, accountId: h.accountId, url });
    expect(again).toMatchObject({ status: "needs_human", sessionId: (r as Loose).sessionId });
    expect(visionCalls).toHaveLength(2);
  });

  it("自动化总开关关闭:不派视觉子流程,直接转人工", async () => {
    cfCfg.mode = "interactive";
    await h.db
      .insertInto("settings")
      .values({ key: "automation", value: JSON.stringify({ enabled: false }) })
      .onConflict((oc) => oc.column("key").doUpdateSet({ value: JSON.stringify({ enabled: false }) }))
      .execute();
    const r = await svc.solveSiteChallenge({ siteId: h.siteId, accountId: h.accountId, url });
    expect(r).toMatchObject({ status: "needs_human" });
    expect(visionCalls).toEqual([]);
  });

  it("③ 选图 / 输码类:不点、不等,直接转人工;人过完交还 → 读回 cf_clearance,站点请求继续", async () => {
    cfCfg.mode = "captcha";
    const r = (await svc.solveSiteChallenge({ siteId: h.siteId, accountId: h.accountId, url })) as Loose;
    expect(r.status).toBe("needs_human");
    expect(r.reason).toContain("选图");
    expect(visionCalls).toEqual([]);
    // 站点请求一侧记下"等人处理"(级联在 sources-identity 里做,这里直接写状态)
    await h.db
      .updateTable("site")
      .set({ config: JSON.stringify({ cloudflare: { pending: "human", sessionId: r.sessionId } }) })
      .where("id", "=", h.siteId)
      .execute();
    // 人接管,在桌面里过了验证(桌面操作不经 API:直接改 mock 状态),交还
    expect(
      (await h.req(`/browser/sessions/${r.sessionId}/control/acquire`, { body: { reason: "过验证" } })).status,
    ).toBe(200);
    h.mock.cfPassed.add(profileKey());
    h.mock.cookieJars.get(profileKey())!.push({
      name: "cf_clearance",
      value: "clr-human",
      domain: ".audiences.example",
      path: "/",
      expires: Math.floor(Date.now() / 1000) + 3600,
      httpOnly: true,
      secure: true,
    });
    expect((await h.req(`/browser/sessions/${r.sessionId}/control/release`, { body: {} })).status).toBe(200);
    const site = await h.db.selectFrom("site").select("config").where("id", "=", h.siteId).executeTakeFirstOrThrow();
    expect(siteCloudflareState(site.config)).toMatchObject({ pending: null, lastSolvedBy: "human" });
    const acc = await h.db
      .selectFrom("site_account")
      .select("user_info")
      .where("id", "=", h.accountId)
      .executeTakeFirstOrThrow();
    const info = (acc.user_info as Loose).cloudflare;
    expect(info).toMatchObject({ userAgent: MOCK_CAMOFOX_IDENTITY.userAgent, egress: "direct" });
    expect(h.secrets.plain.get(info.secretRef)).toBe("clr-human");
    // 待处理事项已关闭
    const d = await h.db
      .selectFrom("decision")
      .select("status")
      .where("id", "=", r.decisionId)
      .executeTakeFirstOrThrow();
    expect(d.status).toBe("resolved");
  });

  it("浏览器代抓:过了挑战的 profile 导航取 outerHTML;同一 profile 并发串行(只开一个会话);每次导航取站点令牌", async () => {
    h.mock.cfPassed.add(profileKey());
    const [a, b] = await Promise.all([
      svc.fetchSiteHtml({ siteId: h.siteId, accountId: h.accountId, url }),
      svc.fetchSiteHtml({ siteId: h.siteId, accountId: h.accountId, url }),
    ]);
    expect(a).toMatchObject({ status: "ok", html: LIST_HTML });
    expect(b).toMatchObject({ status: "ok", html: LIST_HTML });
    expect(await sessions()).toHaveLength(1);
    const navs = h.mock.calls.filter(
      (c) => c.path.endsWith("/navigate") || (c.path === "/tabs" && c.method === "POST"),
    );
    expect(navs.length).toBeGreaterThanOrEqual(2);
    const count = await h.db
      .selectFrom("site_request_count")
      .select((eb) => eb.fn.sum<number>("count").as("n"))
      .where("site_id", "=", h.siteId)
      .executeTakeFirst();
    expect(Number(count?.n ?? 0)).toBeGreaterThanOrEqual(2);
  });

  it("浏览器代抓:仍是挑战页 → challenge;会话在人工接管中 → 不打扰;站点停用 → 不可用", async () => {
    cfCfg.mode = "captcha";
    expect(await svc.fetchSiteHtml({ siteId: h.siteId, accountId: h.accountId, url })).toMatchObject({
      status: "challenge",
    });
    const [s] = await sessions();
    await h.req(`/browser/sessions/${s.id}/control/acquire`, { body: { reason: "看看" } });
    expect(await svc.fetchSiteHtml({ siteId: h.siteId, accountId: h.accountId, url })).toMatchObject({
      status: "unavailable",
    });
    await h.req(`/browser/sessions/${s.id}/control/release`, { body: {} });
    await h.db.updateTable("site").set({ enabled: false }).where("id", "=", h.siteId).execute();
    expect(await svc.fetchSiteHtml({ siteId: h.siteId, accountId: h.accountId, url })).toMatchObject({
      status: "unavailable",
      reason: "站点已停用",
    });
  });
});