feat: initial Claude chat (sechenov)
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aedes
315
public/index.html
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315
public/index.html
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<!DOCTYPE html>
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<html lang="ru">
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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>Sechenov — Claude Chat</title>
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<style>
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*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
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body {
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font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
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background: #0f0f0f;
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color: #e8e8e8;
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height: 100vh;
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display: flex;
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flex-direction: column;
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}
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header {
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padding: 12px 20px;
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border-bottom: 1px solid #222;
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display: flex;
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align-items: center;
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gap: 16px;
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flex-shrink: 0;
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}
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header h1 { font-size: 16px; font-weight: 600; color: #fff; }
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select {
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background: #1e1e1e;
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border: 1px solid #333;
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color: #e8e8e8;
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padding: 5px 10px;
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border-radius: 6px;
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font-size: 13px;
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cursor: pointer;
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}
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select:focus { outline: none; border-color: #555; }
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#status {
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margin-left: auto;
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font-size: 12px;
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color: #666;
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}
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main {
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flex: 1;
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display: flex;
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gap: 0;
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overflow: hidden;
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}
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.pane {
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flex: 1;
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display: flex;
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flex-direction: column;
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overflow: hidden;
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}
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.pane + .pane { border-left: 1px solid #222; }
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.pane-label {
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padding: 8px 16px;
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font-size: 11px;
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text-transform: uppercase;
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letter-spacing: 0.08em;
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color: #555;
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border-bottom: 1px solid #1a1a1a;
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flex-shrink: 0;
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}
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textarea {
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flex: 1;
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background: #0f0f0f;
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color: #e8e8e8;
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border: none;
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padding: 16px;
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font-size: 14px;
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line-height: 1.6;
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resize: none;
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font-family: inherit;
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}
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textarea:focus { outline: none; }
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textarea::placeholder { color: #444; }
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#output {
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flex: 1;
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padding: 16px;
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overflow-y: auto;
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font-size: 14px;
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line-height: 1.7;
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white-space: pre-wrap;
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word-break: break-word;
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color: #d4d4d4;
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}
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#output.empty { color: #444; font-style: italic; }
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footer {
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padding: 12px 20px;
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border-top: 1px solid #222;
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display: flex;
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gap: 10px;
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align-items: center;
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flex-shrink: 0;
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}
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button {
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padding: 8px 20px;
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border: none;
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border-radius: 6px;
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font-size: 14px;
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font-weight: 500;
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cursor: pointer;
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transition: background 0.15s;
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}
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#sendBtn {
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background: #2563eb;
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color: #fff;
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}
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#sendBtn:hover { background: #1d4ed8; }
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#sendBtn:disabled { background: #1e3a5f; color: #5a7fa8; cursor: not-allowed; }
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#clearBtn {
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background: #1e1e1e;
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color: #999;
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border: 1px solid #333;
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}
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#clearBtn:hover { background: #252525; }
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.spinner {
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display: none;
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width: 14px; height: 14px;
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border: 2px solid #333;
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border-top-color: #2563eb;
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border-radius: 50%;
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animation: spin 0.7s linear infinite;
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}
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@keyframes spin { to { transform: rotate(360deg); } }
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.loading .spinner { display: inline-block; }
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/* Markdown-like rendering */
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#output code {
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background: #1a1a1a;
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padding: 1px 5px;
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border-radius: 3px;
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font-family: 'Fira Code', 'Consolas', monospace;
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font-size: 13px;
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color: #ce9178;
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}
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#output pre {
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background: #1a1a1a;
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border: 1px solid #2a2a2a;
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border-radius: 6px;
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padding: 12px;
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overflow-x: auto;
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margin: 8px 0;
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}
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#output pre code {
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background: none;
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padding: 0;
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color: #d4d4d4;
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}
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</style>
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</head>
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<body>
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<header>
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<h1>Claude Chat</h1>
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<select id="modelSel">
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<option value="sonnet">Sonnet 4.6</option>
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<option value="haiku">Haiku 4.5</option>
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</select>
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<span id="status"></span>
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</header>
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<main>
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<div class="pane">
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<div class="pane-label">Запрос</div>
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<textarea id="input" placeholder="Вставьте текст сюда..."></textarea>
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</div>
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<div class="pane">
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<div class="pane-label">Ответ</div>
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<div id="output" class="empty">Ответ появится здесь...</div>
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</div>
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</main>
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<footer>
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<button id="sendBtn">Отправить</button>
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<button id="clearBtn">Очистить</button>
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<div class="spinner" id="spinner"></div>
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<span id="timer" style="margin-left:4px;font-size:12px;color:#555;"></span>
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</footer>
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<script>
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const inputEl = document.getElementById('input');
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const outputEl = document.getElementById('output');
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const sendBtn = document.getElementById('sendBtn');
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const clearBtn = document.getElementById('clearBtn');
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const modelSel = document.getElementById('modelSel');
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const statusEl = document.getElementById('status');
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const spinnerEl = document.getElementById('spinner');
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const timerEl = document.getElementById('timer');
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let timerInterval = null;
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let startTime = null;
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function setLoading(on) {
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sendBtn.disabled = on;
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spinnerEl.style.display = on ? 'inline-block' : 'none';
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if (on) {
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startTime = Date.now();
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timerInterval = setInterval(() => {
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timerEl.textContent = ((Date.now() - startTime) / 1000).toFixed(1) + 's';
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}, 100);
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} else {
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clearInterval(timerInterval);
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}
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}
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function renderMarkdown(text) {
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// Simple: escape html, then apply basic markdown
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let html = text
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.replace(/&/g, '&').replace(/</g, '<').replace(/>/g, '>');
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// Code blocks
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html = html.replace(/```[\w]*\n?([\s\S]*?)```/g, (_, code) =>
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`<pre><code>${code.trim()}</code></pre>`);
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// Inline code
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html = html.replace(/`([^`]+)`/g, '<code>$1</code>');
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// Bold
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html = html.replace(/\*\*([^*]+)\*\*/g, '<strong>$1</strong>');
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return html;
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}
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async function send() {
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const text = inputEl.value.trim();
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if (!text) return;
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outputEl.className = '';
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outputEl.innerHTML = '';
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setLoading(true);
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statusEl.textContent = 'Генерирую...';
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let fullText = '';
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try {
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const resp = await fetch('/api/chat', {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify({ text, model: modelSel.value }),
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});
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const reader = resp.body.getReader();
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const decoder = new TextDecoder();
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let buf = '';
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while (true) {
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const { done, value } = await reader.read();
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if (done) break;
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buf += decoder.decode(value, { stream: true });
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const parts = buf.split('\n\n');
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buf = parts.pop();
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for (const part of parts) {
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if (!part.startsWith('data: ')) continue;
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const raw = part.slice(6).trim();
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if (raw === '[DONE]') continue;
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try {
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const obj = JSON.parse(raw);
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if (obj.error) {
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outputEl.innerHTML += `<span style="color:#f87171">${obj.error}</span>`;
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} else if (obj.text) {
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fullText += obj.text;
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outputEl.innerHTML = renderMarkdown(fullText);
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outputEl.scrollTop = outputEl.scrollHeight;
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}
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} catch (e) {}
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}
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}
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} catch (e) {
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outputEl.innerHTML = `<span style="color:#f87171">Ошибка: ${e.message}</span>`;
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} finally {
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setLoading(false);
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statusEl.textContent = fullText ? `${fullText.length} символов` : '';
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}
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}
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sendBtn.addEventListener('click', send);
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inputEl.addEventListener('keydown', (e) => {
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if (e.ctrlKey && e.key === 'Enter') send();
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});
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clearBtn.addEventListener('click', () => {
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inputEl.value = '';
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outputEl.innerHTML = 'Ответ появится здесь...';
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outputEl.className = 'empty';
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statusEl.textContent = '';
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timerEl.textContent = '';
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});
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</script>
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</body>
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</html>
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