import assert from 'node:assert/strict';
import fs from 'node:fs';
import os from 'node:os';
import path from 'node:path';
import test from 'node:test';
import {
  buildUserSpaceConstraints,
  ensureUserZoneDirs,
  mirrorAssetToZone,
  renderUserSpaceHints,
  resolveUserWorkspaceRoot,
  syncUserZonesFromAssets,
  UPLOAD_ZONE_CODES,
} from './user-space.mjs';

const USER_ID = 'a6fb1e97-2b0f-447b-b138-4561d8e5c53e';

test('user workspace is MindSpace/<userId> with zone subdirs', () => {
  const h5Root = fs.mkdtempSync(path.join(os.tmpdir(), 'h5-'));
  const workspace = resolveUserWorkspaceRoot(h5Root, { id: USER_ID, username: 'john' });
  assert.ok(workspace.endsWith(`${path.sep}MindSpace${path.sep}${USER_ID}`));
  ensureUserZoneDirs(workspace);
  for (const code of UPLOAD_ZONE_CODES) {
    assert.ok(fs.existsSync(path.join(workspace, code)));
  }
});

test('mirrorAssetToZone copies upload into oa/', () => {
  const h5Root = fs.mkdtempSync(path.join(os.tmpdir(), 'h5-'));
  const workspace = resolveUserWorkspaceRoot(h5Root, { id: USER_ID, username: 'john' });
  const source = path.join(h5Root, 'source.csv');
  fs.writeFileSync(source, 'a,b\n1,2\n');
  const dest = mirrorAssetToZone({
    workspaceRoot: workspace,
    categoryCode: 'oa',
    filename: 'export.csv',
    sourcePath: source,
  });
  assert.equal(dest, path.join(workspace, 'oa', 'export.csv'));
  assert.equal(fs.readFileSync(dest, 'utf8'), 'a,b\n1,2\n');
});

test('syncUserZonesFromAssets backfills from canonical storage', async () => {
  const h5Root = fs.mkdtempSync(path.join(os.tmpdir(), 'h5-'));
  const storageRoot = path.join(h5Root, 'data', 'mindspace');
  const userId = USER_ID;
  const storageKey = path.posix.join('users', userId, 'assets', 'a1', 'versions', 'v1');
  const sourcePath = path.join(storageRoot, storageKey);
  fs.mkdirSync(path.dirname(sourcePath), { recursive: true });
  fs.writeFileSync(sourcePath, 'col\nval\n');
  const workspace = resolveUserWorkspaceRoot(h5Root, { id: userId, username: 'john' });
  const pool = {
    async query() {
      return [
        [{ original_filename: '2025-12-06T13-34_export.csv', category_code: 'oa', storage_key: storageKey }],
      ];
    },
  };
  const result = await syncUserZonesFromAssets(pool, storageRoot, userId, workspace);
  assert.equal(result.mirrored, 1);
  assert.ok(
    fs.existsSync(path.join(workspace, 'oa', '2025-12-06T13-34_export.csv')),
  );
});

test('user space publishing guidance points to sandbox file tools', () => {
  const workspaceRoot = `/var/h5/MindSpace/${USER_ID}`;
  const hints = renderUserSpaceHints({
    username: 'john',
    displayName: 'John',
    slug: USER_ID,
    workspaceRoot,
  });
  const constraints = buildUserSpaceConstraints({
    username: 'john',
    displayName: 'John',
    slug: USER_ID,
    workspaceRoot,
    publicBaseUrl: 'https://m.tkmind.cn',
  });
  assert.match(hints, /write_file/);
  assert.match(hints, /edit_file/);
  assert.doesNotMatch(hints, /再使用 \\`write\\` 创建/);
  assert.match(constraints, /write_file/);
  assert.match(constraints, /edit_file/);
  assert.doesNotMatch(constraints, /再用 `write` 写入/);
});