611 lines
14 KiB
HTML
611 lines
14 KiB
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, maximum-scale=1.0, user-scalable=no">
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<title>封面工作室 · 语言驱动排版设计</title>
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<meta name="description" content="输入文字，自动排版，生成封面。开源免费，无需GPU。">
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<style>
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:root {
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--bg: #0a0e27;
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--surface: #111636;
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--border: #1e2a4a;
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--text: #c8d6e5;
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--text-muted: #6b7d99;
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--accent: #4f8cff;
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--accent-glow: #00d4ff;
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--danger: #ff4757;
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--success: #2ed573;
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--radius: 12px;
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}
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* { margin: 0; padding: 0; box-sizing: border-box; }
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body {
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background: var(--bg);
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color: var(--text);
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font-family: -apple-system, 'PingFang SC', 'Noto Sans SC', sans-serif;
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min-height: 100vh;
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line-height: 1.6;
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}
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/* ── Header ── */
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.header {
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text-align: center;
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padding: 48px 24px 32px;
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}
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.header h1 {
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font-size: 36px;
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font-weight: 800;
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background: linear-gradient(135deg, var(--accent), var(--accent-glow));
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-webkit-background-clip: text;
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-webkit-text-fill-color: transparent;
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background-clip: text;
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letter-spacing: 2px;
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margin-bottom: 8px;
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}
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.header .desc {
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font-size: 16px;
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color: var(--text-muted);
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}
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.header .badges {
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margin-top: 16px;
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display: flex;
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gap: 10px;
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justify-content: center;
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flex-wrap: wrap;
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}
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.badge {
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display: inline-block;
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padding: 4px 14px;
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font-size: 12px;
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border-radius: 20px;
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border: 1px solid var(--border);
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color: var(--text-muted);
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letter-spacing: 1px;
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}
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/* ── Main Layout ── */
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.main {
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max-width: 1200px;
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margin: 0 auto;
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padding: 0 24px 80px;
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display: grid;
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grid-template-columns: 1fr 1fr;
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gap: 32px;
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}
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@media (max-width: 900px) {
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.main {
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grid-template-columns: 1fr;
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}
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}
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/* ── Panel ── */
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.panel {
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background: var(--surface);
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border-radius: var(--radius);
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border: 1px solid var(--border);
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padding: 28px;
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}
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.panel-title {
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font-size: 14px;
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font-weight: 700;
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text-transform: uppercase;
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letter-spacing: 2px;
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color: var(--text-muted);
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margin-bottom: 20px;
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display: flex;
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align-items: center;
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gap: 8px;
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}
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.panel-title::before {
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content: '';
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display: block;
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width: 4px;
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height: 16px;
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background: var(--accent);
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border-radius: 2px;
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}
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/* ── Form ── */
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.form-group {
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margin-bottom: 18px;
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}
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.form-group label {
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display: block;
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font-size: 13px;
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color: var(--text-muted);
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margin-bottom: 6px;
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letter-spacing: 1px;
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}
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.form-group input,
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.form-group textarea,
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.form-group select {
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width: 100%;
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padding: 12px 16px;
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background: var(--bg);
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border: 1px solid var(--border);
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border-radius: 8px;
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color: var(--text);
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font-size: 15px;
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font-family: inherit;
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transition: border-color 0.2s;
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}
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.form-group input:focus,
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.form-group textarea:focus,
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.form-group select:focus {
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outline: none;
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border-color: var(--accent);
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box-shadow: 0 0 0 3px rgba(79, 140, 255, 0.1);
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}
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.form-group textarea {
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min-height: 180px;
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resize: vertical;
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line-height: 1.7;
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}
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.form-row {
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display: grid;
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grid-template-columns: 1fr 1fr;
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gap: 12px;
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}
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/* ── Preset Selector ── */
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.preset-grid {
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display: grid;
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grid-template-columns: repeat(5, 1fr);
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gap: 8px;
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margin-bottom: 18px;
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}
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.preset-btn {
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padding: 10px 6px;
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border: 2px solid transparent;
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border-radius: 8px;
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cursor: pointer;
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text-align: center;
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font-size: 12px;
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color: var(--text-muted);
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background: var(--bg);
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transition: all 0.2s;
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font-family: inherit;
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}
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.preset-btn:hover {
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border-color: var(--border);
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color: var(--text);
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}
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.preset-btn.active {
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border-color: var(--accent);
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color: var(--accent);
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background: rgba(79, 140, 255, 0.08);
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}
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/* ── Generate Button ── */
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.generate-btn {
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width: 100%;
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padding: 14px 24px;
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background: linear-gradient(135deg, var(--accent), #3d6fd9);
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color: #fff;
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border: none;
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border-radius: 10px;
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font-size: 16px;
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font-weight: 700;
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cursor: pointer;
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letter-spacing: 2px;
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transition: all 0.2s;
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font-family: inherit;
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}
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.generate-btn:hover {
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transform: translateY(-1px);
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box-shadow: 0 8px 30px rgba(79, 140, 255, 0.3);
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}
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.generate-btn:disabled {
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opacity: 0.5;
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cursor: not-allowed;
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transform: none;
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box-shadow: none;
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}
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.generate-btn .spinner {
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display: none;
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width: 16px;
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height: 16px;
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border: 2px solid #fff;
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border-top-color: transparent;
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border-radius: 50%;
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animation: spin 0.6s linear infinite;
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margin-right: 8px;
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vertical-align: middle;
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}
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.generate-btn.loading .spinner { display: inline-block; }
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.generate-btn.loading .btn-text { display: none; }
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@keyframes spin { to { transform: rotate(360deg); } }
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/* ── Preview ── */
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.preview-area {
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display: flex;
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flex-direction: column;
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align-items: center;
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justify-content: center;
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min-height: 400px;
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}
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.preview-placeholder {
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text-align: center;
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color: var(--text-muted);
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padding: 60px 20px;
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}
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.preview-placeholder .icon {
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font-size: 64px;
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margin-bottom: 16px;
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opacity: 0.3;
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}
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.preview-placeholder .text {
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font-size: 15px;
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line-height: 1.8;
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}
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.preview-img {
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max-width: 100%;
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max-height: 500px;
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border-radius: 8px;
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border: 1px solid var(--border);
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display: none;
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}
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.preview-img.show { display: block; }
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/* ── Download Button ── */
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.download-bar {
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display: none;
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margin-top: 16px;
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width: 100%;
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text-align: center;
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}
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.download-bar.show { display: block; }
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.download-btn {
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display: inline-block;
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padding: 10px 28px;
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background: var(--surface);
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color: var(--accent);
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border: 1px solid var(--accent);
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border-radius: 8px;
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text-decoration: none;
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font-size: 14px;
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font-weight: 600;
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cursor: pointer;
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letter-spacing: 1px;
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transition: all 0.2s;
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}
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.download-btn:hover {
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background: rgba(79, 140, 255, 0.1);
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}
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/* ── Loading ── */
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.loading-dots {
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display: flex;
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gap: 8px;
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justify-content: center;
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padding: 40px;
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}
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.loading-dots span {
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width: 10px;
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height: 10px;
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border-radius: 50%;
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background: var(--accent);
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animation: dot 1.2s ease-in-out infinite;
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}
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.loading-dots span:nth-child(2) { animation-delay: 0.2s; }
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.loading-dots span:nth-child(3) { animation-delay: 0.4s; }
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@keyframes dot { 0%,80%,100% { transform: scale(0.6); opacity: 0.3; } 40% { transform: scale(1); opacity: 1; } }
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/* ── Error ── */
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.error-msg {
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display: none;
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padding: 12px 16px;
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background: rgba(255, 71, 87, 0.1);
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border: 1px solid var(--danger);
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border-radius: 8px;
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color: var(--danger);
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font-size: 13px;
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margin-top: 12px;
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}
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.error-msg.show { display: block; }
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/* ── Footer ── */
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.footer {
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text-align: center;
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padding: 32px 24px;
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font-size: 13px;
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color: var(--text-muted);
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opacity: 0.5;
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letter-spacing: 1px;
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}
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.footer a {
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color: var(--accent);
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text-decoration: none;
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}
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.footer .divider {
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margin: 0 8px;
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opacity: 0.3;
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}
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</style>
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</head>
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<body>
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<header class="header">
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<h1>封面工作室</h1>
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<p class="desc">语言驱动排版设计 · 输入文字，自动生成封面</p>
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<div class="badges">
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<span class="badge">开源免费</span>
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<span class="badge">无需GPU</span>
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<span class="badge">一键部署</span>
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<span class="badge">MIT协议</span>
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</div>
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</header>
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<div class="main">
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<!-- 左侧：输入面板 -->
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<div class="panel" id="inputPanel">
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<div class="panel-title">📝 内容输入</div>
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<div class="form-group">
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<label for="templateSelect">模板</label>
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<select id="templateSelect"></select>
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</div>
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<div class="form-group">
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<label>预设风格</label>
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<div class="preset-grid" id="presetGrid"></div>
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</div>
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<div class="form-row">
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<div class="form-group">
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<label for="layoutSelect">布局</label>
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<select id="layoutSelect">
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<option value="default">标准排版</option>
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<option value="hero">大标题封面</option>
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<option value="quote">金句居中</option>
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</select>
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</div>
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<div class="form-group">
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<label for="tagInput">标签（可选）</label>
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<input type="text" id="tagInput" placeholder="例如：教程 · 干货">
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</div>
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</div>
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<div class="form-group">
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<label for="titleInput">标题</label>
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<input type="text" id="titleInput" placeholder="标题将作为封面大标题">
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</div>
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<div class="form-group">
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<label for="bodyInput">正文（支持 Markdown 列表和加粗）</label>
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<textarea id="bodyInput" placeholder="输入正文内容... 支持格式： - 列表项用 - 或 • 开头 ## 小标题用 ## 开头 **加粗文字** 用双星号包裹 无需GPU · 语言驱动排版 · 开源免费 一行命令部署到你的服务器 支持多种风格和模板"></textarea>
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</div>
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<button class="generate-btn" id="genBtn" onclick="doGenerate()">
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<span class="spinner"></span>
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<span class="btn-text">⚡ 生成封面</span>
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</button>
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<div class="error-msg" id="errorMsg"></div>
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</div>
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<!-- 右侧：预览面板 -->
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<div class="panel" id="previewPanel">
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<div class="panel-title">👁️ 预览</div>
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<div class="preview-area" id="previewArea">
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<div class="preview-placeholder" id="placeholder">
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<div class="icon">🎨</div>
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<div class="text">
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在左侧输入内容<br>
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选择模板和风格<br>
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点击「生成封面」
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</div>
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</div>
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<div class="loading-dots" id="loadingDots" style="display:none">
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<span></span><span></span><span></span>
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</div>
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<img class="preview-img" id="previewImg" alt="封面预览">
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<div class="download-bar" id="downloadBar">
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<a class="download-btn" id="downloadLink" href="#" download>💾 下载封面 (PNG)</a>
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</div>
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</div>
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</div>
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</div>
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<footer class="footer">
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<span>铸渊封面工作室 v2.0</span>
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<span class="divider">·</span>
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<span>开源协议 <a href="#" target="_blank">MIT</a></span>
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<span class="divider">·</span>
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<span>代码仓库 <a href="https://guanghulab.com/code/bingshuo/guanghulab" target="_blank">guanghulab.com</a></span>
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</footer>
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<script>
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// ── State ──
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let templates = []
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let currentTemplate = null
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let currentPreset = 'tech'
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let currentLayout = 'default'
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// ── Init ──
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async function init() {
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try {
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const res = await fetch('/api/templates')
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templates = await res.json()
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renderTemplateSelect()
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selectTemplate(templates[0]?.id)
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// 快速填充示例内容
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document.getElementById('titleInput').value = '零基础手搓AI封面生成器'
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document.getElementById('bodyInput').value =
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'不需要GPU · 不花一分钱 · 语言驱动自动排版\n\n' +
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'- **零成本** 纯 HTML/CSS 排版渲染，无需 AI 绘画模型\n' +
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'- **极轻量** 2GB 内存就能跑，一行命令部署\n' +
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'- **语言驱动** 输入文字，自动分析内容类型和情绪，推荐配色和布局\n' +
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'- **开源免费** MIT 协议，代码完全公开\n' +
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'- **可扩展** 模板注册表机制，新增模板零改动核心代码'
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} catch (e) {
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console.error('加载模板失败:', e)
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showError('无法加载模板列表，请检查服务器连接')
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}
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}
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function renderTemplateSelect() {
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const sel = document.getElementById('templateSelect')
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sel.innerHTML = templates.map(t =>
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`<option value="${t.id}">${t.icon} ${t.name} — ${t.description}</option>`
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).join('')
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sel.onchange = () => selectTemplate(sel.value)
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}
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function selectTemplate(id) {
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currentTemplate = templates.find(t => t.id === id)
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if (!currentTemplate) return
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currentPreset = currentTemplate.presets?.[0]?.id || 'tech'
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renderPresets()
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document.getElementById('templateSelect').value = id
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}
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function renderPresets() {
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const grid = document.getElementById('presetGrid')
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const presets = currentTemplate?.presets || []
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grid.innerHTML = presets.map(p =>
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`<button class="preset-btn ${p.id === currentPreset ? 'active' : ''}"
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onclick="selectPreset('${p.id}')">${p.name}</button>`
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).join('')
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}
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function selectPreset(id) {
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currentPreset = id
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renderPresets()
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}
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// ── Generate ──
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async function doGenerate() {
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const title = document.getElementById('titleInput').value.trim()
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const body = document.getElementById('bodyInput').value.trim()
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const tag = document.getElementById('tagInput').value.trim()
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const layout = document.getElementById('layoutSelect').value
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if (!title && !body) {
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showError('请至少输入标题或正文内容')
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return
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}
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setLoading(true)
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hideError()
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try {
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const res = await fetch('/api/generate', {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
|
||
body: JSON.stringify({
|
||
templateId: currentTemplate?.id,
|
||
presetId: currentPreset,
|
||
title,
|
||
body,
|
||
tag,
|
||
layout,
|
||
}),
|
||
})
|
||
|
||
if (!res.ok) {
|
||
const err = await res.json()
|
||
throw new Error(err.error || '生成失败')
|
||
}
|
||
|
||
const data = await res.json()
|
||
showPreview(data.url || data.urls[0])
|
||
} catch (e) {
|
||
showError(e.message || '生成失败，请稍后重试')
|
||
setLoading(false)
|
||
}
|
||
}
|
||
|
||
function setLoading(loading) {
|
||
const btn = document.getElementById('genBtn')
|
||
const dots = document.getElementById('loadingDots')
|
||
const placeholder = document.getElementById('placeholder')
|
||
const img = document.getElementById('previewImg')
|
||
const bar = document.getElementById('downloadBar')
|
||
|
||
if (loading) {
|
||
btn.classList.add('loading')
|
||
btn.disabled = true
|
||
placeholder.style.display = 'none'
|
||
img.classList.remove('show')
|
||
bar.classList.remove('show')
|
||
dots.style.display = 'flex'
|
||
} else {
|
||
btn.classList.remove('loading')
|
||
btn.disabled = false
|
||
dots.style.display = 'none'
|
||
}
|
||
}
|
||
|
||
function showPreview(url) {
|
||
setLoading(false)
|
||
const placeholder = document.getElementById('placeholder')
|
||
const img = document.getElementById('previewImg')
|
||
const bar = document.getElementById('downloadBar')
|
||
const link = document.getElementById('downloadLink')
|
||
|
||
placeholder.style.display = 'none'
|
||
img.src = url
|
||
img.classList.add('show')
|
||
bar.classList.add('show')
|
||
link.href = url
|
||
}
|
||
|
||
function showError(msg) {
|
||
const el = document.getElementById('errorMsg')
|
||
el.textContent = msg
|
||
el.classList.add('show')
|
||
}
|
||
|
||
function hideError() {
|
||
document.getElementById('errorMsg').classList.remove('show')
|
||
}
|
||
|
||
// ── Keyboard shortcut ──
|
||
document.addEventListener('keydown', (e) => {
|
||
if ((e.metaKey || e.ctrlKey) && e.key === 'Enter') {
|
||
doGenerate()
|
||
}
|
||
})
|
||
|
||
// ── Start ──
|
||
init()
|
||
</script>
|
||
</body>
|
||
</html>
|