#!/usr/bin/env node
"use strict";

const assert = require("node:assert");
const fs = require("node:fs");
const os = require("node:os");
const path = require("node:path");
const { chromium } = require("playwright");
const {
  BASE_URL,
  UI_TIMEOUT_MS,
  ensureAuthenticated,
} = require("./tree-shell-smoke-helpers");

const TASK = "task502-page-ai-agent-selector-context-smoke";
const OUTPUT_DIR = path.join(process.cwd(), "tmp", TASK);
const RESULT_PATH = path.join(OUTPUT_DIR, "result.json");
const CHROMIUM_EXECUTABLE_PATH = process.env.PLAYWRIGHT_CHROMIUM_EXECUTABLE_PATH
  || ["/usr/bin/google-chrome-stable", "/usr/bin/google-chrome", "/snap/bin/chromium", "/usr/bin/chromium"]
    .find((candidate) => fs.existsSync(candidate));

function fileUrl(localPath) {
  return `file://${localPath}`;
}

function localMdDocumentId(relativePath) {
  return `local-md:${relativePath.replaceAll("/", "~2F")}`;
}

function writeWorkspaceManifest(root, ownerId, workspaceId) {
  fs.mkdirSync(path.join(root, ".mnote"), { recursive: true });
  fs.writeFileSync(
    path.join(root, ".mnote", "workspace.json"),
    `${JSON.stringify({
      workspaceId,
      ownerId,
      createdAt: new Date().toISOString(),
      capabilities: ["local_files", "ai_sessions", "markdown_edit"],
    }, null, 2)}\n`,
    "utf8",
  );
}

function documentUrl(root, relativePath) {
  const url = new URL(`${BASE_URL}/documents/${encodeURIComponent(localMdDocumentId(relativePath))}`);
  url.searchParams.set("sourceKind", "local_folder");
  url.searchParams.set("rootUri", fileUrl(root));
  url.searchParams.set("treeView", "filetree");
  return url.toString();
}

async function saveScreenshot(page, name) {
  const target = path.join(OUTPUT_DIR, `${name}.png`);
  await page.screenshot({ path: target, fullPage: false });
  return target;
}

async function main() {
  fs.mkdirSync(OUTPUT_DIR, { recursive: true });
  const suffix = Date.now().toString(36);
  const actorId = "mnote-e2e";
  const root = fs.mkdtempSync(path.join(os.tmpdir(), "mnote-task502-agent-context-"));
  const rootUri = fileUrl(root);
  const workspaceId = `local-ws:${actorId}:task502`;
  const relativePath = "AgentContext.md";
  const documentId = localMdDocumentId(relativePath);
  const captured = [];
  let caughtError = null;

  writeWorkspaceManifest(root, actorId, workspaceId);
  fs.writeFileSync(
    path.join(root, relativePath),
    ["# Agent Context", "", `Task502 ${suffix}`, ""].join("\n"),
    "utf8",
  );

  const browser = await chromium.launch({
    headless: true,
    ...(CHROMIUM_EXECUTABLE_PATH ? { executablePath: CHROMIUM_EXECUTABLE_PATH } : {}),
  });
  const context = await browser.newContext({
    viewport: { width: 1440, height: 960 },
    locale: "zh-CN",
    extraHTTPHeaders: {
      "x-mnote-actor-id": actorId,
      "x-mnote-actor-type": "user",
    },
  });
  const page = await context.newPage();

  try {
    await page.route("**/api/user/access-policy**", async (route) => {
      await route.fulfill({
        status: 200,
        headers: { "content-type": "application/json" },
        body: JSON.stringify({
          ok: true,
          controlPlane: "sqlite",
          grants: [{
            id: `grant_task502_${suffix}`,
            userId: actorId,
            workspaceId,
            rootUri,
            rootPath: root,
            permission: "write",
            recursive: true,
            capabilities: ["ai", "markdown_edit"],
            source: "user",
            status: "active",
          }],
        }),
      });
    });
    await page.route("**/api/ui/preferences**", async (route) => {
      captured.push({
        kind: "ui-preferences",
        method: route.request().method(),
        body: route.request().postData() || "",
      });
      await route.fulfill({
        status: 200,
        headers: { "content-type": "application/json" },
        body: JSON.stringify({ ok: true, owner: "mnote-web", result: {} }),
      });
    });
    await page.route("**/api/hermes/client/gateway/health**", async (route) => {
      await route.fulfill({
        status: 200,
        headers: { "content-type": "application/json" },
        body: JSON.stringify({
          ok: true,
          gateway: { ok: true, status: "mocked" },
          profile: { name: "reasonix", modelConfigured: true, apiKeyConfigured: true },
          suggestions: [],
        }),
      });
    });
    await page.route("**/api/hermes/client/tools**", async (route) => {
      await route.fulfill({
        status: 200,
        headers: { "content-type": "application/json" },
        body: JSON.stringify({ ok: true, tools: [] }),
      });
    });
    await page.route("**/api/hermes/client/profiles", async (route) => {
      await route.fulfill({
        status: 200,
        headers: { "content-type": "application/json" },
        body: JSON.stringify({
          ok: true,
          active: "mnoteai",
          profiles: [
            { name: "mnoteai", label: "MNote AI", modelConfigured: true, apiKeyConfigured: true },
            { name: "chemist", label: "Chemist", modelConfigured: true, apiKeyConfigured: true },
          ],
        }),
      });
    });
    await page.route("**/api/hermes/client/profiles/active", async (route) => {
      captured.push({ kind: "profile-active", method: route.request().method(), body: route.request().postData() || "" });
      await route.fulfill({
        status: 200,
        headers: { "content-type": "application/json" },
        body: JSON.stringify({ ok: true }),
      });
    });
    await page.route("**/api/hermes/client/skills/toggle", async (route) => {
      captured.push({ kind: "skill-toggle", method: route.request().method(), body: route.request().postData() || "" });
      await route.fulfill({
        status: 200,
        headers: { "content-type": "application/json" },
        body: JSON.stringify({ ok: true }),
      });
    });
    await page.route("**/api/hermes/client/skills**", async (route) => {
      const url = new URL(route.request().url());
      if (url.pathname.endsWith("/toggle")) {
        captured.push({ kind: "skill-toggle", method: route.request().method(), body: route.request().postData() || "" });
        await route.fulfill({
          status: 200,
          headers: { "content-type": "application/json" },
          body: JSON.stringify({ ok: true }),
        });
        return;
      }
      const runtime = url.searchParams.get("runtime");
      const profile = url.searchParams.get("profile") || "mnoteai";
      const body = runtime === "mnote"
        ? {
          ok: true,
          runtime: "mnote",
          categories: [{ name: "mnote", skills: [{ id: "mnote-current-page", name: "mnote-current-page", title: "当前页读取", description: "读取当前页", enabled: true, source: "mnote", origin: "builtin" }] }],
          archived: [],
        }
        : runtime === "reasonix"
          ? {
            ok: true,
            runtime: "reasonix",
            categories: [{ name: "project", skills: [{ id: "reasonix-review", name: "reasonix-review", description: "Reasonix review", enabled: true, toggleable: true, source: "reasonix", origin: "project" }] }],
            archived: [],
          }
          : {
            ok: true,
            profile,
            categories: [{
              name: "writing",
              skills: [
                { id: "hermes-builtin", name: "hermes-builtin", title: "Hermes builtin", description: `Builtin ${profile}`, enabled: true, source: "builtin", origin: "builtin" },
                { id: profile === "chemist" ? "hermes-chemist" : "hermes-writer", name: profile === "chemist" ? "hermes-chemist" : "hermes-writer", title: profile === "chemist" ? "Hermes chemist" : "Hermes writer", description: `Hermes ${profile}`, enabled: profile !== "chemist", source: "local", origin: "installed" },
              ],
            }],
            archived: [],
          };
      await route.fulfill({
        status: 200,
        headers: { "content-type": "application/json" },
        body: JSON.stringify(body),
      });
    });
    await page.route("**/api/hermes/client/sessions", async (route) => {
      captured.push({ kind: "session", method: route.request().method(), body: route.request().postData() || "" });
      await route.fulfill({
        status: 200,
        headers: { "content-type": "application/json" },
        body: JSON.stringify({
          ok: true,
          sessionId: `mnote_task502_${suffix}`,
          title: "task502",
          traceId: `trace_task502_session_${suffix}`,
          persistence: "local_ai_session_jsonl",
          sessionStorage: "local_private",
        }),
      });
    });
    await page.route("**/api/hermes/client/runs", async (route) => {
      captured.push({ kind: "run", method: route.request().method(), body: route.request().postData() || "" });
      await route.fulfill({
        status: 200,
        headers: { "content-type": "application/json" },
        body: JSON.stringify({
          ok: true,
          sessionId: `mnote_task502_${suffix}`,
          runId: `run_task502_${suffix}`,
          events: [],
          traceId: `trace_task502_run_${suffix}`,
        }),
      });
    });
    await page.route("**/api/hermes/client/events/*", async (route) => {
      const includeReceipt = captured.filter((item) => item.kind === "run").length > 1;
      const completed = { event: "run.completed", run_id: `run_task502_${suffix}`, output: "Task502 response" };
      if (includeReceipt) {
        completed.agentAudit = {
          rootUri,
          actorId: "mnote-e2e",
          actorType: "user",
          agentKind: "reasonix",
          changedFiles: [{ path: relativePath, changeType: "modified", summary: "task502 receipt" }],
          agentRunReceipt: {
            schema: "mnote.agent_run_receipt.v1",
            runId: `run_task502_${suffix}`,
            sessionId: `mnote_task502_${suffix}`,
            workspaceId,
            documentId,
            rootUri,
            agentKind: "reasonix",
            status: "completed",
            permission: "write",
            changedFiles: [{ path: relativePath, changeType: "modified", summary: "task502 receipt" }],
            refresh: {
              touchesCurrentFile: true,
              currentDocumentId: documentId,
              strategy: "refresh_current_file",
            },
          },
        };
      }
      await route.fulfill({
        status: 200,
        headers: { "content-type": "text/event-stream; charset=utf-8" },
        body:
          `data: ${JSON.stringify({ event: "message.delta", run_id: `run_task502_${suffix}`, delta: "Task502 response" })}\n\n` +
          `data: ${JSON.stringify(completed)}\n\n`,
      });
    });

    await ensureAuthenticated(page, context.request);
    const response = await page.goto(documentUrl(root, relativePath), {
      waitUntil: "domcontentloaded",
      timeout: UI_TIMEOUT_MS,
    });
    assert(response && response.status() === 200, `文档页状态码异常: ${response && response.status()}`);
    await page.locator('[data-testid="mnote-leptos-tiptap-island-editor-root"] .ProseMirror').first().waitFor({
      state: "visible",
      timeout: UI_TIMEOUT_MS,
    });
    await page.getByTestId("wolai-floating-ai").click({ timeout: UI_TIMEOUT_MS });
    await page.locator('[data-testid="wolai-page-ai-drawer"]').waitFor({ state: "visible", timeout: UI_TIMEOUT_MS });

    const drawer = page.locator('[data-testid="wolai-page-ai-drawer"]');
    const defaultChatText = await drawer.innerText({ timeout: UI_TIMEOUT_MS });
    assert(!defaultChatText.includes("问 Hermes"), "默认输入区不应继续固定写“问 Hermes”");
    assert(!defaultChatText.includes("model.default"), "默认聊天面不应显示 model.default");
    assert(!defaultChatText.includes("gateway:"), "默认聊天面不应显示 gateway 技术详情");
    assert(!defaultChatText.includes("Hermes profile"), "默认聊天面不应显示 Hermes profile 技术项");

    assert.strictEqual(
      await page.locator("[data-page-ai-agent-selector]").count(),
      0,
      "默认输入区不应继续平铺 agent selector，应收敛为一个 agent 按钮",
    );
    const agentButton = page.locator("[data-page-ai-agent-button]");
    await agentButton.waitFor({ state: "visible", timeout: UI_TIMEOUT_MS });
    assert(
      await agentButton.evaluate((node) => Boolean(node.closest(".wolai-page-ai-composer-bar"))),
      "agent 按钮应显示在输入区下方工具栏中",
    );
    const agentButtonLabel = await agentButton.getAttribute("aria-label");
    assert(agentButtonLabel.includes("Agent"), `agent 按钮应提供当前 agent 摘要: ${agentButtonLabel}`);
    await agentButton.click({ timeout: UI_TIMEOUT_MS });
    const agentPopover = page.locator("[data-page-ai-agent-popover]");
    await agentPopover.waitFor({ state: "visible", timeout: UI_TIMEOUT_MS });
    const agentIds = await page.$$eval("[data-page-ai-agent-id]", (nodes) =>
      nodes.map((node) => node.getAttribute("data-page-ai-agent-id")).filter(Boolean),
    );
    assert.deepStrictEqual(agentIds.sort(), ["chat_only", "hermes", "reasonix"]);
    await page.locator('[data-page-ai-agent-id="hermes"]').click({ timeout: UI_TIMEOUT_MS });
    await page.locator('[data-page-ai-agent-popover] [data-page-ai-profile-select]').waitFor({ state: "visible", timeout: UI_TIMEOUT_MS });
    await page.locator('[data-page-ai-agent-popover] [data-page-ai-profile-select]').selectOption("chemist", { timeout: UI_TIMEOUT_MS });
    await page.waitForFunction(
      () => document.documentElement.getAttribute("data-mnote-page-ai-profile") === "chemist",
      null,
      { timeout: UI_TIMEOUT_MS },
    );
    await page.locator('[data-page-ai-agent-id="reasonix"]').click({ timeout: UI_TIMEOUT_MS });
    await page.waitForFunction(
      () => document.documentElement.getAttribute("data-mnote-page-ai-agent-id") === "reasonix",
      null,
      { timeout: UI_TIMEOUT_MS },
    );

    const contextRefs = page.locator("[data-page-ai-context-refs]");
    assert.strictEqual(
      await contextRefs.count(),
      0,
      "默认输入区不应继续平铺 contextRef chip，应收敛为一个上下文按钮",
    );
    const contextButton = page.locator("[data-page-ai-context-button]");
    await contextButton.waitFor({ state: "visible", timeout: UI_TIMEOUT_MS });
    assert(
      await contextButton.evaluate((node) => Boolean(node.closest(".wolai-page-ai-composer-bar"))),
      "上下文按钮应显示在输入区下方工具栏中",
    );
    assert.strictEqual(
      await page.locator('.wolai-page-ai-composer-bar [data-page-ai-action="history"]').count(),
      0,
      "历史会话不应继续占用输入区下方工具栏位置",
    );
    assert(
      await page.locator('.wolai-page-ai-header-actions [data-page-ai-action="history"]').isVisible(),
      "历史会话入口应移动到右上角设置旁边",
    );
    assert(
      await page.locator('.wolai-page-ai-header-actions [data-page-ai-tab="skills"]').isVisible(),
      "技能入口应显示在右上角历史按钮左侧",
    );
    await page.locator('.wolai-page-ai-header-actions [data-page-ai-tab="skills"]').click({ timeout: UI_TIMEOUT_MS });
    await page.locator('[data-page-ai-panel="skills"]').waitFor({ state: "visible", timeout: UI_TIMEOUT_MS });
    const skillPanelText = await page.locator('[data-page-ai-panel="skills"]').innerText({ timeout: UI_TIMEOUT_MS });
    assert(skillPanelText.includes("MNote 内置技能"), "技能面板应展示 MNote 内置技能分组");
    assert(skillPanelText.includes("Reasonix 技能"), "技能面板应展示 Reasonix 技能分组");
    assert(skillPanelText.includes("Hermes 技能"), "技能面板应展示 Hermes 技能分组");
    assert(skillPanelText.includes("Hermes chemist"), "Hermes 技能应随 chemist profile 加载");
    assert(!skillPanelText.includes("Hermes writer"), "Hermes profile 切到 chemist 后不应继续显示上一 profile 技能");
    await page.locator('[data-page-ai-skill-group-toggle="mnote"]').click({ timeout: UI_TIMEOUT_MS });
    assert.strictEqual(
      await page.locator('[data-page-ai-skill-group="mnote"] [data-page-ai-skill-toggle="mnote-current-page"]').count(),
      0,
      "MNote 技能分组折叠后不应显示组内技能",
    );
    await page.locator('[data-page-ai-skill-group-toggle="mnote"]').click({ timeout: UI_TIMEOUT_MS });
    await page.locator('[data-page-ai-skill-group="mnote"] [data-page-ai-skill-toggle="mnote-current-page"]').waitFor({ state: "visible", timeout: UI_TIMEOUT_MS });
    await page.locator('[data-page-ai-hide-hermes-builtin]').check({ timeout: UI_TIMEOUT_MS });
    const hiddenBuiltinText = await page.locator('[data-page-ai-panel="skills"]').innerText({ timeout: UI_TIMEOUT_MS });
    assert(!hiddenBuiltinText.includes("Hermes builtin"), "隐藏 Hermes 内置后不应显示 Hermes 内置技能");
    await page.locator('[data-page-ai-hide-hermes-builtin]').uncheck({ timeout: UI_TIMEOUT_MS });
    await page.locator('[data-page-ai-panel="skills"] [data-page-ai-profile-select]').selectOption("mnoteai", { timeout: UI_TIMEOUT_MS });
    await page.locator('[data-page-ai-skill-group="hermes"] [data-page-ai-skill-toggle="hermes-writer"]').waitFor({ state: "visible", timeout: UI_TIMEOUT_MS });
    assert.strictEqual(
      await page.locator('[data-page-ai-skill-group="hermes"] [data-page-ai-skill-toggle="hermes-chemist"]').count(),
      0,
      "Hermes profile 切回 mnoteai 后不应残留 chemist 技能",
    );
    await page.locator('[data-page-ai-panel="skills"] [data-page-ai-profile-select]').selectOption("chemist", { timeout: UI_TIMEOUT_MS });
    await page.locator('[data-page-ai-skill-group="hermes"] [data-page-ai-skill-toggle="hermes-chemist"]').waitFor({ state: "visible", timeout: UI_TIMEOUT_MS });
    const skillsScreenshot = await saveScreenshot(page, "00-skills-panel");
    await page.locator('[data-page-ai-skill-group="mnote"] [data-page-ai-skill-toggle="mnote-current-page"]').click({ timeout: UI_TIMEOUT_MS });
    await page.locator('[data-page-ai-skill-group="reasonix"] [data-page-ai-skill-toggle="reasonix-review"]').click({ timeout: UI_TIMEOUT_MS });
    await page.locator('[data-page-ai-skill-group="hermes"] [data-page-ai-skill-toggle="hermes-chemist"]').click({ timeout: UI_TIMEOUT_MS });
    await page.waitForFunction(
      () => document.documentElement.getAttribute("data-mnote-page-ai-skill-toggled") === "hermes-chemist",
      null,
      { timeout: UI_TIMEOUT_MS },
    );
    await page.locator('[data-page-ai-panel="skills"] [data-page-ai-tab="chat"]').click({ timeout: UI_TIMEOUT_MS });
    await page.locator('[data-page-ai-panel="chat"]').waitFor({ state: "visible", timeout: UI_TIMEOUT_MS });
    const contextButtonText = await contextButton.innerText({ timeout: UI_TIMEOUT_MS });
    assert(
      contextButtonText.trim() === "⇅",
      `上下文按钮应显示为单个上下文图标: ${contextButtonText}`,
    );
    const contextButtonLabel = await contextButton.getAttribute("aria-label");
    assert(
      contextButtonLabel.includes("当前页") && contextButtonLabel.includes("打开资源"),
      `上下文按钮 aria-label 应摘要展示已选上下文: ${contextButtonLabel}`,
    );
    await contextButton.click({ timeout: UI_TIMEOUT_MS });
    const contextPopover = page.locator("[data-page-ai-context-popover]");
    await contextPopover.waitFor({ state: "visible", timeout: UI_TIMEOUT_MS });
    assert(
      await contextPopover.locator('input[type="checkbox"][data-page-ai-context-ref="current_page"]:checked').isVisible(),
      "当前页 contextRef 应在 popover checkbox 中默认勾选",
    );
    await contextPopover.locator('[data-page-ai-action="close-context-popover"]').click({ timeout: UI_TIMEOUT_MS });
    assert.strictEqual(
      await page.locator(".wolai-page-ai-composer > [data-page-ai-allowed-roots]").count(),
      0,
      "授权区域不应继续在输入区显示黑色 chip，应收敛到上下文 popover 内",
    );
    await contextButton.click({ timeout: UI_TIMEOUT_MS });
    assert(
      (await contextPopover.innerText({ timeout: UI_TIMEOUT_MS })).includes("授权区域"),
      "SQLite 授权区域应在上下文 popover 内展示",
    );
    await contextPopover.locator('[data-page-ai-action="close-context-popover"]').click({ timeout: UI_TIMEOUT_MS });

    await page.locator("[data-page-ai-input]").fill("收到请回复收到", { timeout: UI_TIMEOUT_MS });
    await page.locator('[data-page-ai-action="send"]').click({ timeout: UI_TIMEOUT_MS });
    await page.waitForFunction(
      () => (document.querySelector('[data-testid="wolai-page-ai-drawer"]')?.textContent || "").includes("Task502 response"),
      null,
      { timeout: UI_TIMEOUT_MS },
    );
    assert.strictEqual(
      await page.locator("[data-page-ai-tool-card]").count(),
      0,
      "纯聊天短请求不应显示 MNote tool card",
    );
    const ackRuns = captured.filter((item) => item.kind === "run");
    assert(ackRuns.length >= 1, "未捕获纯聊天 Page AI run payload");
    const ackRunBody = JSON.parse(ackRuns[ackRuns.length - 1].body);
    assert.strictEqual(ackRunBody.pageContext?.aiContext?.pageText, undefined, "Page AI run 不应默认上传 pageText");
    assert.strictEqual(ackRunBody.pageContext?.aiContext?.pageXml, undefined, "Page AI run 不应默认上传 pageXml");
    assert.strictEqual(ackRunBody.pageContext?.aiContext?.contextBlocks, undefined, "Page AI run 不应默认上传 contextBlocks");
    assert.strictEqual(ackRunBody.pageContext?.evidence, undefined, "Page AI run 不应默认上传选区 evidence 正文");
    assert.strictEqual(ackRunBody.selectedText, "", "Page AI run 不应默认上传 selectedText 正文");

    await page.locator('.wolai-page-ai-header-actions [data-page-ai-tab="agent"]').click({ timeout: UI_TIMEOUT_MS });
    await page.locator('[data-page-ai-panel="agent"]').waitFor({ state: "visible", timeout: UI_TIMEOUT_MS });
    const commonSettingsText = await page.locator('[data-page-ai-panel="agent"]').innerText({ timeout: UI_TIMEOUT_MS });
    assert(commonSettingsText.includes("授权区域"), "Common 设置页应展示授权区域");
    assert(commonSettingsText.includes("默认上下文"), "Common 设置页应展示默认 contextRefs");
    assert(commonSettingsText.includes("审计"), "Common 设置页应展示审计/changed files 共性设置");
    assert(!commonSettingsText.includes("Hermes profile"), "Common 设置页不应包含 Hermes profile");
    assert(!commonSettingsText.includes("ACP runtime"), "Common 设置页不应包含 agent runtime 差异项");

    await page.locator('[data-page-ai-panel="agent"] [data-page-ai-tab="hermes-settings"]').click({ timeout: UI_TIMEOUT_MS });
    await page.locator('[data-page-ai-panel="hermes-settings"]').waitFor({ state: "visible", timeout: UI_TIMEOUT_MS });
    const hermesSettingsText = await page.locator('[data-page-ai-panel="hermes-settings"]').innerText({ timeout: UI_TIMEOUT_MS });
    assert(hermesSettingsText.includes("Hermes profile"), "Hermes 设置页应只承接 Hermes profile");
    assert(!hermesSettingsText.includes("Reasonix 专属设置"), "Hermes 设置页不应混入 Reasonix 设置");

    await page.locator('[data-page-ai-panel="hermes-settings"] [data-page-ai-tab="reasonix-settings"]').click({ timeout: UI_TIMEOUT_MS });
    await page.locator('[data-page-ai-panel="reasonix-settings"]').waitFor({ state: "visible", timeout: UI_TIMEOUT_MS });
    const reasonixSettingsText = await page.locator('[data-page-ai-panel="reasonix-settings"]').innerText({ timeout: UI_TIMEOUT_MS });
    assert(reasonixSettingsText.includes("ACP runtime"), "Reasonix 设置页应展示 ACP runtime");
    assert(reasonixSettingsText.includes("Reasonix 专属设置"), "Reasonix 设置页应展示 Reasonix 专属设置");
    assert(!reasonixSettingsText.includes("Hermes profile"), "Reasonix 设置页不应混入 Hermes profile");

    await page.locator('[data-page-ai-panel="reasonix-settings"] [data-page-ai-tab="chat-only-settings"]').click({ timeout: UI_TIMEOUT_MS });
    await page.locator('[data-page-ai-panel="chat-only-settings"]').waitFor({ state: "visible", timeout: UI_TIMEOUT_MS });
    const chatOnlySettingsText = await page.locator('[data-page-ai-panel="chat-only-settings"]').innerText({ timeout: UI_TIMEOUT_MS });
    assert(chatOnlySettingsText.includes("默认不申请文件写权限"), "Chat-only 设置页应说明默认不申请写权限");
    assert(!chatOnlySettingsText.includes("ACP runtime"), "Chat-only 设置页不应混入 ACP runtime");
    await page.locator('[data-page-ai-panel="chat-only-settings"] [data-page-ai-tab="chat"]').click({ timeout: UI_TIMEOUT_MS });
    await page.locator('[data-page-ai-panel="chat"]').waitFor({ state: "visible", timeout: UI_TIMEOUT_MS });

    await contextButton.click({ timeout: UI_TIMEOUT_MS });
    await contextPopover.locator('input[type="checkbox"][data-page-ai-context-ref="current_page"]').click({ timeout: UI_TIMEOUT_MS });
    await contextPopover.locator('input[type="checkbox"][data-page-ai-context-ref="folder"]').click({ timeout: UI_TIMEOUT_MS });
    await contextPopover.locator('input[type="checkbox"][data-page-ai-context-ref="changed_files"]').click({ timeout: UI_TIMEOUT_MS });
    const updatedContextButtonLabel = await contextButton.getAttribute("aria-label");
    assert(
      updatedContextButtonLabel.includes("打开资源") && updatedContextButtonLabel.includes("文件夹"),
      `勾选变化后上下文按钮摘要应更新: ${updatedContextButtonLabel}`,
    );
    await contextPopover.locator('[data-page-ai-action="close-context-popover"]').click({ timeout: UI_TIMEOUT_MS });
    const runsBeforeDocumentTask = captured.filter((item) => item.kind === "run").length;
    await page.locator("[data-page-ai-input]").fill(`Task502 agent/context ${suffix}`, { timeout: UI_TIMEOUT_MS });
    await page.locator('[data-page-ai-action="send"]').click({ timeout: UI_TIMEOUT_MS });
    const runWaitStarted = Date.now();
    while (captured.filter((item) => item.kind === "run").length <= runsBeforeDocumentTask) {
      assert(Date.now() - runWaitStarted < UI_TIMEOUT_MS, "未捕获第二次 Page AI run payload");
      await page.waitForTimeout(50);
    }
    await page.waitForFunction(
      () => (document.querySelector('[data-testid="wolai-page-ai-drawer"]')?.textContent || "").includes("Task502 response"),
      null,
      { timeout: UI_TIMEOUT_MS },
    );

    const runs = captured.filter((item) => item.kind === "run");
    assert(runs.length >= 1, "未捕获 Page AI run payload");
    const runBody = JSON.parse(runs[runs.length - 1].body);
    assert.strictEqual(runBody.agentId, "reasonix");
    assert(Array.isArray(runBody.contextRefs), "run payload 必须包含 contextRefs 数组");
    assert(!runBody.contextRefs.some((item) => item.kind === "current_page"), "取消当前页后不应发送 current_page contextRef");
    assert.strictEqual(runBody.pageContext?.aiContext?.pageText, undefined, "Page AI run 不应默认上传 pageText");
    assert.strictEqual(runBody.pageContext?.aiContext?.pageXml, undefined, "Page AI run 不应默认上传 pageXml");
    assert.strictEqual(runBody.pageContext?.aiContext?.contextBlocks, undefined, "Page AI run 不应默认上传 contextBlocks");
    assert.strictEqual(runBody.pageContext?.evidence, undefined, "Page AI run 不应默认上传选区 evidence 正文");
    assert.strictEqual(runBody.selectedText, "", "Page AI run 不应默认上传 selectedText 正文");
    assert(runBody.contextRefs.some((item) => item.kind === "active_editor" && item.documentId === documentId));
    assert(runBody.contextRefs.some((item) => item.kind === "folder" && item.rootUri === rootUri));
    assert(runBody.contextRefs.some((item) => item.kind === "changed_files"));
    assert.strictEqual(runBody.skillPreferences?.mnote?.["mnote-current-page"], false, "MNote skill 开关应进入 run payload");
    assert.strictEqual(runBody.skillPreferences?.reasonix?.["reasonix-review"], false, "Reasonix skill 开关应进入 run payload");
    const preferenceBodies = captured
      .filter((item) => item.kind === "ui-preferences" && item.method === "PUT")
      .map((item) => JSON.parse(item.body || "{}"));
    assert(preferenceBodies.some((body) => body.updates?.["ai.agent.hermes.profile_id"] === "chemist"), "Hermes profile 选择应写入 SQLite UI preference");
    assert(preferenceBodies.some((body) => body.updates?.["ai.common.skills.mnote.enabled"]?.["mnote-current-page"] === false), "MNote skill 开关应写入 SQLite UI preference");
    assert(preferenceBodies.some((body) => body.updates?.["ai.agent.reasonix.skills.enabled"]?.["reasonix-review"] === false), "Reasonix skill 开关应写入 SQLite UI preference");
    assert(preferenceBodies.some((body) => body.updates?.["ai.common.skills.groups.collapsed"]?.mnote === true), "技能分组折叠状态应写入 SQLite UI preference");
    assert(preferenceBodies.some((body) => body.updates?.["ai.agent.hermes.profile.chemist.skills.hide_builtin"] === true), "Hermes 隐藏内置技能应按 profile 写入 SQLite UI preference");
    assert(captured.some((item) => item.kind === "skill-toggle" && JSON.parse(item.body || "{}").profile === "chemist"), "Hermes skill 开关应按 profile 调用");
    assert(Array.isArray(runBody.allowedRoots), "run payload 必须包含 allowedRoots 数组");
    assert(runBody.allowedRoots.some((item) =>
      item.rootUri === rootUri
        && item.permission === "write"
        && item.source === "sqlite_directory_grant"
    ));
    assert.strictEqual(runBody.runTargetSnapshot?.source, "open_editors_snapshot");
    await page.waitForFunction(
      () => document.documentElement.getAttribute("data-mnote-page-ai-receipt-current-refresh") === "true",
      null,
      { timeout: UI_TIMEOUT_MS },
    );
    assert.strictEqual(
      await page.evaluate(() => document.documentElement.getAttribute("data-mnote-page-ai-receipt-filetree-refresh")),
      "true",
      "agentRunReceipt.changedFiles 应触发文件树事件驱动刷新",
    );

    const screenshot = await saveScreenshot(page, "01-agent-selector-context");
    const result = {
      ok: true,
      task: TASK,
      baseUrl: BASE_URL,
      root,
      rootUri,
      documentId,
      screenshot,
      skillsScreenshot,
      captured,
    };
    fs.writeFileSync(RESULT_PATH, `${JSON.stringify(result, null, 2)}\n`, "utf8");
    console.log(JSON.stringify(result, null, 2));
  } catch (error) {
    caughtError = error;
    await saveScreenshot(page, "failure").catch(() => undefined);
  } finally {
    fs.rmSync(root, { recursive: true, force: true });
    await page.close().catch(() => undefined);
    await context.close().catch(() => undefined);
    await browser.close().catch(() => undefined);
  }

  if (caughtError) {
    throw caughtError;
  }
}

if (require.main === module) {
  main().catch((error) => {
    console.error(error);
    process.exit(1);
  });
}