John
2e14873f2d
Track application source and tests; exclude local env, user workspaces, and runtime data via .gitignore. Co-authored-by: Cursor <cursoragent@cursor.com>
144 lines
5.5 KiB
JavaScript
144 lines
5.5 KiB
JavaScript
#!/usr/bin/env node
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import fs from 'node:fs/promises';
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import path from 'node:path';
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import { fileURLToPath } from 'node:url';
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import {
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buildFeedThumbnailSvg,
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buildThumbnailSvg,
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extractCoverSignals,
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generateHtmlThumbnail,
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resolveCoverDataUri,
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} from '../mindspace-thumbnails.mjs';
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const root = path.join(path.dirname(fileURLToPath(import.meta.url)), '..');
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const outputDir = path.join(root, 'public', 'thumbnail-demo');
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const samples = [
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{
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id: 'malaysia-travel',
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file: path.join(root, 'MindSpace', 'john', 'malaysia-travel-guide.html'),
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meta: {
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tag: '旅行攻略',
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subtitle: '马来西亚深度游',
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cover: 'https://images.unsplash.com/photo-1596422846543-75c6fc197f07?auto=format&fit=crop&w=1200&q=80',
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},
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},
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{
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id: 'mapo-tofu',
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file: path.join(root, 'MindSpace', 'john', 'mapo-tofu.html'),
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meta: {
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tag: '美食专题',
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cover: 'https://images.unsplash.com/photo-1525755662778-989d0529657e?auto=format&fit=crop&w=1200&q=80',
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},
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},
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];
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function galleryCard({ id, title, subtitle }) {
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return `
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<article class="feed-card">
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<div class="feed-cover"><img src="./${id}-feed.svg" alt="${title} 预览图" /></div>
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<div class="feed-body">
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<h3>${title}</h3>
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<p>${subtitle}</p>
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</div>
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</article>`;
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}
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async function main() {
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await fs.mkdir(outputDir, { recursive: true });
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const cards = [];
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for (const sample of samples) {
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let html = '';
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try {
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html = await fs.readFile(sample.file, 'utf8');
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} catch {
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console.warn(`跳过缺失样本: ${sample.file}`);
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continue;
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}
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const signals = extractCoverSignals(html, sample.meta);
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const legacySvg = buildThumbnailSvg({
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title: signals.title,
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subtitle: sample.meta.subtitle ?? signals.subtitle,
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accent: signals.accent,
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});
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const coverDataUri = signals.image
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? await resolveCoverDataUri({
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storageRoot: outputDir,
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contentBaseDir: path.dirname(sample.file),
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imageUrl: signals.image,
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})
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: null;
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const feedSvg = buildFeedThumbnailSvg(signals, { coverDataUri });
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await fs.writeFile(path.join(outputDir, `${sample.id}-legacy.svg`), legacySvg, 'utf8');
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await fs.writeFile(path.join(outputDir, `${sample.id}-feed.svg`), feedSvg, 'utf8');
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await generateHtmlThumbnail(outputDir, `${sample.id}-generated.svg`, html, {
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...sample.meta,
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contentBaseDir: path.dirname(sample.file),
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});
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cards.push(
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galleryCard({
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id: sample.id,
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title: signals.title,
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subtitle: `${signals.tag} · 新版 3:4 封面`,
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}),
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);
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}
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const html = `<!doctype html>
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<html lang="zh-CN">
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<head>
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<meta charset="UTF-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<title>MindSpace 预览图 Demo</title>
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<style>
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:root { color-scheme: light; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; background: #f4f0e7; color: #18211d; }
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body { margin: 0; padding: 24px; }
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h1 { margin: 0 0 8px; font-size: 28px; }
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.lead { margin: 0 0 24px; color: #5f6963; line-height: 1.6; }
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.compare { display: grid; gap: 28px; }
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.sample { padding: 20px; border-radius: 20px; background: #fff; box-shadow: 0 10px 30px rgba(24,33,29,0.08); }
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.sample h2 { margin: 0 0 16px; font-size: 20px; }
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.pair { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 18px; }
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.thumb { display: grid; gap: 8px; }
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.thumb img { width: 100%; border-radius: 12px; box-shadow: 0 8px 24px rgba(24,33,29,0.12); }
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.thumb span { font-size: 13px; color: #6d7771; }
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.feed-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; max-width: 520px; }
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.feed-card { border: none; border-radius: 12px; overflow: hidden; background: #fff; box-shadow: 0 2px 10px rgba(24,33,29,0.07); }
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.feed-cover { aspect-ratio: 3 / 4; background: #ece7df; }
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.feed-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
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.feed-body { padding: 10px 12px 12px; }
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.feed-body h3 { margin: 0; font-size: 14px; line-height: 1.45; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
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.feed-body p { margin: 6px 0 0; font-size: 12px; color: #939c97; }
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</style>
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</head>
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<body>
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<h1>MindSpace 预览图升级 Demo</h1>
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<p class="lead">左侧为旧版横版缩略图，中间为新版 3:4 信息流封面（自动从 HTML 提取标题、配色、emoji），右侧为保存页面时实际写入的 thumbnail.svg。下方是小红书风格卡片效果。</p>
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<div class="compare">
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${cards
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.map(
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(card, index) => `
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<section class="sample">
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<h2>样本 ${index + 1}</h2>
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<div class="pair">
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<div class="thumb"><img src="./${samples[index].id}-legacy.svg" alt="旧版" /><span>旧版（横版字卡）</span></div>
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<div class="thumb"><img src="./${samples[index].id}-feed.svg" alt="新版" /><span>新版（3:4 精美封面）</span></div>
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<div class="thumb"><img src="./${samples[index].id}-generated.svg" alt="生成结果" /><span>generateHtmlThumbnail 输出</span></div>
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</div>
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<div class="feed-grid" style="margin-top:18px">${card}</div>
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</section>`,
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)
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.join('')}
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</div>
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</body>
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</html>`;
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await fs.writeFile(path.join(outputDir, 'index.html'), html, 'utf8');
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console.log(`已生成预览页: ${path.join(outputDir, 'index.html')}`);
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console.log('本地查看: http://localhost:5173/thumbnail-demo/');
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}
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await main();
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