import assert from 'node:assert/strict';
import test from 'node:test';
import fs from 'node:fs/promises';
import os from 'node:os';
import path from 'node:path';
import {
  ensureWorkspaceHtmlThumbnail,
  workspaceThumbnailRelativePath,
} from './mindspace-workspace-thumbnails.mjs';
import { isModernFeedThumbnail } from './mindspace-thumbnails.mjs';

test('workspaceThumbnailRelativePath maps html to sidecar svg', () => {
  assert.equal(workspaceThumbnailRelativePath('pilates.html'), 'pilates.thumbnail.svg');
  assert.equal(workspaceThumbnailRelativePath('public/pilates.html'), 'public/pilates.thumbnail.svg');
});

test('ensureWorkspaceHtmlThumbnail writes sidecar on html save', async () => {
  const root = await fs.mkdtemp(path.join(os.tmpdir(), 'workspace-thumb-'));
  const html = `<!doctype html><html><head>
    <title>普拉提618</title>
    <meta name="mindspace-cover" content='{"tag":"运动","accent":"#eeb04e","accent2":"#1a0a2e","subtitle":"限时活动"}' />
    <style>body { background:#0a0a0a; color:#eeb04e; }</style>
    </head><body></body></html>`;
  await fs.writeFile(path.join(root, 'pilates.html'), html, 'utf8');
  const svg = await ensureWorkspaceHtmlThumbnail(root, 'pilates.html', html, { title: '普拉提618' });
  assert.equal(isModernFeedThumbnail(svg), true);
  assert.match(svg, /运动|普拉提618/i);
  await fs.access(path.join(root, 'pilates.thumbnail.svg'));
});
