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

const assert = require("node:assert/strict");
const fs = require("node:fs");
const os = require("node:os");
const path = require("node:path");
const { spawnSync } = require("node:child_process");

const repoRoot = path.resolve(__dirname, "..");
const tmpRoot = fs.mkdtempSync(path.join(os.tmpdir(), "mnote-convex-export-"));
const fixturePath = path.join(tmpRoot, "fixture.json");
const outRoot = path.join(tmpRoot, "local-workspace");

const fixture = {
  workspace: {
    id: "ws_legacy_1",
    name: "旧云端空间",
    ownerId: "user_1",
  },
  documents: [
    {
      id: "doc_root",
      title: "Project",
      parent_id: null,
      sort_order: 1,
      content: "# Project\n\n![logo](/api/media/sign?assetId=asset_logo)\n",
      wide_layout: true,
      created_at: "2026-05-01T00:00:00.000Z",
      updated_at: "2026-05-02T00:00:00.000Z",
    },
    {
      id: "doc_child",
      title: "Child Spec",
      parent_id: "doc_root",
      sort_order: 1,
      content: "Child body with [file](/api/media/sign?assetId=asset_pdf).\n",
      created_at: "2026-05-01T00:00:00.000Z",
      updated_at: "2026-05-02T00:00:00.000Z",
    },
  ],
  mediaAssets: [
    {
      id: "asset_logo",
      fileName: "logo.png",
      contentBase64: Buffer.from("PNG-FIXTURE").toString("base64"),
    },
    {
      id: "asset_pdf",
      fileName: "spec.pdf",
      content: "PDF-FIXTURE",
    },
  ],
  aiSessions: [
    {
      sessionId: "sess_1",
      visibility: "private",
      events: [
        { eventType: "session.created", sessionId: "sess_1", userId: "user_1" },
        { eventType: "run.completed", sessionId: "sess_1", status: "completed" },
      ],
    },
  ],
};

fs.writeFileSync(fixturePath, JSON.stringify(fixture, null, 2), "utf8");

const result = spawnSync(
  process.execPath,
  [
    path.join(repoRoot, "scripts", "export-convex-workspace-to-local.js"),
    "--fixture",
    fixturePath,
    "--out",
    outRoot,
  ],
  { cwd: repoRoot, encoding: "utf8" },
);

assert.equal(result.status, 0, result.stderr || result.stdout);

const projectMd = fs.readFileSync(path.join(outRoot, "pages", "Project.md"), "utf8");
const childMd = fs.readFileSync(path.join(outRoot, "pages", "Project", "Child Spec.md"), "utf8");
const pageIds = JSON.parse(fs.readFileSync(path.join(outRoot, ".mnote", "page-ids.json"), "utf8"));
const pageOptions = JSON.parse(fs.readFileSync(path.join(outRoot, ".mnote", "page-options.json"), "utf8"));
const resourceIndex = JSON.parse(fs.readFileSync(path.join(outRoot, ".mnote", "resource-index.json"), "utf8"));
const sessionJsonl = fs.readFileSync(path.join(outRoot, "ai-sessions", "private", "sess_1.jsonl"), "utf8");

assert.match(projectMd, /mnote_id: doc_root/);
assert.match(projectMd, /!\[logo\]\(Project\.assets\/logo\.png\)/);
assert.match(childMd, /\[file\]\(Child Spec\.assets\/spec\.pdf\)/);
assert.equal(pageIds.pages["pages/Project.md"], "local-mdid:doc_root");
assert.equal(pageIds.pages["pages/Project/Child Spec.md"], "local-mdid:doc_child");
assert.equal(pageOptions.pages["local-mdid:doc_root"].wideLayout, true);
assert.equal(resourceIndex.assets.asset_logo.relativePath, "pages/Project.assets/logo.png");
assert.match(sessionJsonl, /"eventType":"run.completed"/);
assert.equal(fs.readFileSync(path.join(outRoot, "pages", "Project.assets", "logo.png"), "utf8"), "PNG-FIXTURE");
assert.equal(fs.readFileSync(path.join(outRoot, "pages", "Project", "Child Spec.assets", "spec.pdf"), "utf8"), "PDF-FIXTURE");

fs.rmSync(tmpRoot, { recursive: true, force: true });
console.log(JSON.stringify({ ok: true, smoke: "task444-convex-workspace-export-local-fixture" }, null, 2));