NOVA/index.html at main · TyloAI/NOVA · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>N.O.V.A. Chat</title>
  <style>
    :root {
      --bg: #f9f8f6; /* 柔和的米白色背景 */
      --sidebar-bg: #f0eee9;
      --panel: #ffffff;
      --text: #2c2c2c;
      --text-muted: #666;
      --accent: #000000;
      --user-msg-bg: #e3f2fd; /* 用户消息浅蓝色 */
      --border: #e0e0e0;
      --radius: 12px;
      --shadow: 0 4px 12px rgba(0,0,0,0.05);
      --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    }

    * { box-sizing: border-box; }

    body {
      margin: 0;
      font-family: var(--font-sans);
      background: var(--bg);
      color: var(--text);
      height: 100vh;
      overflow: hidden;
      display: flex;
    }

    /* 侧边栏样式 */
    .sidebar {
      width: 260px;
      background: var(--sidebar-bg);
      border-right: 1px solid var(--border);
      display: flex;
      flex-direction: column;
      transform: translateX(-100%);
      position: absolute;
      top: 0; bottom: 0; left: 0;
      z-index: 100;
      transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
      box-shadow: 2px 0 10px rgba(0,0,0,0.1);
    }

    .sidebar.open { transform: translateX(0); }

    /* 大屏幕下侧边栏默认显示逻辑可按需调整，这里默认收起需点击打开，或配合JS做响应式 */
    @media (min-width: 900px) {
      .sidebar { position: relative; transform: translateX(0); box-shadow: none; }
      .sidebar-toggle { display: none; } /* 大屏可选择隐藏切换按钮 */
    }

    .sidebar-header {
      padding: 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .new-chat-btn {
      margin: 0 15px;
      padding: 10px;
      background: var(--panel);
      border: 1px solid var(--border);
      border-radius: 8px;
      cursor: pointer;
      display: flex;
      align-items: center;
      gap: 8px;
      font-weight: 500;
      color: var(--text);
      transition: all 0.2s;
    }
    .new-chat-btn:hover { background: #fff; box-shadow: var(--shadow); }

    .chat-list {
      flex: 1;
      overflow-y: auto;
      padding: 15px;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .chat-item {
      padding: 10px 12px;
      border-radius: 8px;
      cursor: pointer;
      font-size: 14px;
      color: var(--text-muted);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
      transition: background 0.2s;
    }
    .chat-item:hover { background: rgba(0,0,0,0.05); color: var(--text); }
    .chat-item.active { background: #e0e0e0; color: var(--accent); font-weight: 600; }

    /* 主区域 */
    .main {
      flex: 1;
      position: relative;
      display: flex;
      flex-direction: column;
      height: 100%;
      background: var(--bg);
    }

    .topbar {
      padding: 15px 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      z-index: 10;
    }

    .toggle-btn {
      background: none;
      border: none;
      cursor: pointer;
      padding: 8px;
      border-radius: 6px;
    }
    .toggle-btn:hover { background: rgba(0,0,0,0.05); }

    /* 聊天记录区域 */
    .chat-container {
      flex: 1;
      overflow-y: auto;
      padding: 20px 0;
      scroll-behavior: smooth;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .messages-wrapper {
      width: 100%;
      max-width: 800px;
      padding: 0 20px;
      padding-bottom: 120px; /* 给底部输入框留空间 */
    }

    .message {
      margin-bottom: 30px;
      line-height: 1.6;
      animation: fadeIn 0.3s ease;
    }

    @keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

    .message.user {
      display: flex;
      justify-content: flex-end;
    }

    .message.user .bubble {
      background: var(--user-msg-bg);
      padding: 12px 18px;
      border-radius: 18px 18px 4px 18px;
      color: var(--text);
      max-width: 80%;
      box-shadow: 0 1px 2px rgba(0,0,0,0.05);
    }

    .message.ai {
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      gap: 8px;
    }

    .message.ai .bubble {
      background: transparent;
      padding: 0;
      color: var(--text);
      max-width: 100%;
    }

    /* AI 下方的工具栏 (复制/朗读/重试) */
    .msg-actions {
      display: flex;
      gap: 12px;
      margin-top: 5px;
      opacity: 0;
      transition: opacity 0.2s;
    }
    .message.ai:hover .msg-actions { opacity: 1; } /* 悬停显示 */

    .action-btn {
      background: none;
      border: 1px solid var(--border);
      border-radius: 6px;
      padding: 4px 8px;
      font-size: 12px;
      cursor: pointer;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 4px;
      transition: all 0.2s;
    }
    .action-btn:hover { background: #fff; color: var(--accent); border-color: #bbb; }

    /* 输入框区域 - 核心交互 */
    .input-area {
      position: absolute;
      bottom: 0; left: 0; right: 0;
      padding: 20px;
      display: flex;
      justify-content: center;
      background: linear-gradient(to top, var(--bg) 80%, transparent);
      transition: all 0.5s ease;
    }

    /* 当没有消息时（初始状态），输入框居中 */
    .main.empty .input-area {
      top: 0; bottom: 0;
      align-items: center;
      background: var(--bg);
      flex-direction: column;
      gap: 20px;
    }

    .main.empty .welcome-text { display: block; }
    .welcome-text { display: none; text-align: center; margin-bottom: 20px; }
    .welcome-text h1 { font-size: 32px; font-weight: 500; margin: 0 0 10px 0; color: #2c2c2c; }

    .input-box {
      width: 100%;
      max-width: 700px;
      background: #fff;
      border-radius: 24px;
      box-shadow: 0 4px 20px rgba(0,0,0,0.08);
      border: 1px solid transparent;
      padding: 10px 15px;
      display: flex;
      align-items: flex-end;
      gap: 10px;
      transition: all 0.3s;
    }
    .input-box:focus-within {
      border-color: #d0d0d0;
      box-shadow: 0 6px 24px rgba(0,0,0,0.12);
    }

    #input {
      flex: 1;
      border: none;
      resize: none;
      padding: 12px 5px;
      font-family: var(--font-sans);
      font-size: 16px;
      outline: none;
      max-height: 200px;
      min-height: 24px;
      color: var(--text);
    }

    #run {
      background: #e0e0e0;
      border: none;
      border-radius: 50%;
      width: 36px;
      height: 36px;
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      color: #555;
      transition: background 0.2s;
    }
    #run:hover { background: #000; color: #fff; }
    #run svg { width: 18px; height: 18px; fill: currentColor; }

    /* 隐藏元素 */
    .hidden { display: none !important; }
  </style>
</head>
<body>

  <aside class="sidebar" id="sidebar">
    <div class="sidebar-header">
      <span style="font-weight:700; letter-spacing:-0.5px;">N.O.V.A.</span>
      <button class="toggle-btn" onclick="toggleSidebar()" style="background:none; border:none; cursor:pointer">
        <svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M18 6L6 18M6 6l12 12"/></svg>
      </button>
    </div>
    <div class="new-chat-btn" id="new-chat">
      <svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M12 5v14M5 12h14"/></svg>
      New Chat
    </div>
    <div class="chat-list" id="chat-list">
      </div>

    <div style="padding: 15px; border-top:1px solid var(--border);">
      <label style="font-size:12px; color:var(--text-muted); display:block; line-height:1.6;">
        Snapshot auto-loads locally at startup. Place <code>model.snapshot</code> beside this page.
      </label>
    </div>
  </aside>

  <main class="main empty" id="main-container">
    <div class="topbar">
      <button class="toggle-btn" onclick="toggleSidebar()">
        <svg width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M3 12h18M3 6h18M3 18h18"/></svg>
      </button>
      <div id="status" style="font-size:12px; color:var(--text-muted); background:rgba(0,0,0,0.05); padding:4px 8px; border-radius:12px;">Idle</div>
    </div>

    <div class="chat-container" id="scroll-container">
      <div class="welcome-text">
        <h1>Hey, what's on your mind?</h1>
      </div>
      <div class="messages-wrapper" id="log-display">
        </div>
    </div>

    <div class="input-area">
      <div class="input-box">
        <div style="padding:12px 5px; cursor:pointer; color:#999;">
          <svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><circle cx="12" cy="12" r="10"/><path d="M12 8v8M8 12h8"/></svg>
        </div>
        <textarea id="input" rows="1" placeholder="Message Copilot..."></textarea>
        <button id="run">
          <svg viewBox="0 0 24 24"><path d="M2.01 21L23 12 2.01 3 2 10l15 2-15 2z"/></svg>
        </button>
      </div>
    </div>

    <div id="log" style="display:none;"></div>
  </main>

    <script>
    // UI wiring
    const statusEl = document.getElementById("status");
    const logEl = document.getElementById("log"); // hidden legacy log used by main.js
    const logDisplay = document.getElementById("log-display");
    const inputEl = document.getElementById("input");
    const scrollContainer = document.getElementById("scroll-container");
    const sidebar = document.getElementById("sidebar");
    const runBtn = document.getElementById("run");
    const urlParams = new URLSearchParams(location.search);
    const snapshotParam = urlParams.get("snapshot");
    const snapshotCandidates = Array.from(new Set([
      snapshotParam ? snapshotParam : null,
      window.novaSnapshotName || null,
      "./model.snapshot",
      "./nova_snapshot_latest.snapshot"
    ].filter(Boolean)));

    window.SKIP_TRAINING = true;           // snapshot-only mode
    window.novaDeferBootstrap = true;      // start after snapshot is ready
    window.novaOverrides = { enableHeuristics: false };

    const messages = [];
    let snapshotBuffer = null;
    let currentSnapshotName = snapshotCandidates[0] || "./model.snapshot";
    let startRequested = false;
    const processedLogLines = new Set();

    function toggleSidebar() {
      sidebar.classList.toggle("open");
    }

    const appendMessage = (role, text) => {
      const row = document.createElement("div");
      row.className = `message ${role === "user" ? "user" : "ai"}`;
      const bubble = document.createElement("div");
      bubble.className = "bubble";
      bubble.innerText = text;
      row.appendChild(bubble);
      if (role !== "user") {
        const actions = document.createElement("div");
        actions.className = "msg-actions";
        const btnCopy = document.createElement("button");
        btnCopy.className = "action-btn";
        btnCopy.innerHTML = `<svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><rect x="9" y="9" width="13" height="13" rx="2" ry="2"/><path d="M5 15H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2h9a2 2 0 0 1 2 2v1"/></svg> Copy`;
        btnCopy.onclick = () => {
          navigator.clipboard.writeText(text);
          btnCopy.textContent = "Copied!";
          setTimeout(() => (btnCopy.innerHTML = `<svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><rect x="9" y="9" width="13" height="13" rx="2" ry="2"/><path d="M5 15H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2h9a2 2 0 0 1 2 2v1"/></svg> Copy`), 1000);
        };
        actions.appendChild(btnCopy);
        row.appendChild(actions);
      }
      messages.push({ role, text });
      logDisplay.appendChild(row);
      scrollContainer.scrollTop = scrollContainer.scrollHeight;
      document.getElementById("main-container").classList.toggle("empty", messages.length === 0);
    };

    const pruneProcessed = () => {
      if (processedLogLines.size <= 300) return;
      const excess = processedLogLines.size - 300;
      const it = processedLogLines.values();
      for (let i = 0; i < excess; i += 1) {
        processedLogLines.delete(it.next().value);
      }
    };

    const syncFromLog = () => {
      const lines = logEl.textContent.split("\n").filter(Boolean);
      for (let idx = lines.length - 1; idx >= 0; idx -= 1) {
        const rawLine = lines[idx];
        if (processedLogLines.has(rawLine)) continue;
        processedLogLines.add(rawLine);
        const line = rawLine.replace(/^\[[^\]]+\]\s*/, "");
        const userMatch = line.match(/^User:\s*(.*)$/i);
        if (userMatch && userMatch[1]) {
          appendMessage("user", userMatch[1]);
          continue;
        }
        const aiMatch = line.match(/^AI:\s*(.*)$/i);
        if (aiMatch && aiMatch[1]) {
          appendMessage("ai", aiMatch[1]);
        }
      }
      pruneProcessed();
    };

    const logObserver = new MutationObserver(syncFromLog);
    logObserver.observe(logEl, { childList: true, subtree: true, characterData: true });

    // Input helpers
    inputEl.addEventListener("keydown", (e) => {
      if (e.key === "Enter" && !e.shiftKey) {
        e.preventDefault();
        runBtn.click();
      }
    });
    inputEl.addEventListener("input", function () {
      this.style.height = "auto";
      this.style.height = `${this.scrollHeight}px`;
    });

    const startWhenReady = () => {
      if (startRequested) return;
      startRequested = true;
      const wait = () => {
        if (window.startNova && window.novaOverrides.manualSnapshot) {
          statusEl.textContent = "Booting with snapshot...";
          window.startNova();
        } else {
          setTimeout(wait, 150);
        }
      };
      wait();
    };

    const decodeSnapshotBuffer = async () => {
      if (!snapshotBuffer) return false;
      if (!window.decodeSnapshotBuffer) {
        statusEl.textContent = "Waiting for decoder...";
        setTimeout(decodeSnapshotBuffer, 150);
        return false;
      }
      try {
        const snap = await window.decodeSnapshotBuffer(snapshotBuffer);
        if (!snap) throw new Error("parser returned null");
        window.novaOverrides.manualSnapshot = snap;
        statusEl.textContent = `Snapshot ready (${currentSnapshotName})`;
        startWhenReady();
        return true;
      } catch (err) {
        try {
          const text = new TextDecoder().decode(new Uint8Array(snapshotBuffer));
          const parsed = JSON.parse(text);
          if (!parsed) throw new Error("empty JSON");
          window.novaOverrides.manualSnapshot = parsed;
          statusEl.textContent = `Snapshot ready (${currentSnapshotName})`;
          startWhenReady();
          return true;
        } catch (jsonErr) {
          statusEl.textContent = `Snapshot decode failed (${currentSnapshotName})`;
          runBtn.disabled = true;
          console.error("Snapshot decode failed", currentSnapshotName, err, jsonErr);
          return false;
        }
      } finally {
        snapshotBuffer = null;
      }
    };

    const looksLikeHtml = (buffer) => {
      const prefix = new Uint8Array(buffer, 0, Math.min(buffer.byteLength, 64));
      const asText = new TextDecoder().decode(prefix).toLowerCase();
      return asText.includes("<!doctype") || asText.includes("<html");
    };

    const fetchSnapshot = async () => {
      let lastError = null;
      for (const candidate of snapshotCandidates) {
        currentSnapshotName = candidate;
        statusEl.textContent = `Loading snapshot (${candidate})...`;
        try {
          const res = await fetch(candidate);
          if (!res.ok) throw new Error(`HTTP ${res.status}`);
          const buf = await res.arrayBuffer();
          if (!buf || buf.byteLength === 0) throw new Error("empty file");
          if (looksLikeHtml(buf)) throw new Error("got HTML instead of snapshot");
          snapshotBuffer = buf;
          // Ensure decoder is ready before concluding failure.
          if (!window.decodeSnapshotBuffer) {
            await new Promise((resolve) => {
              const wait = () => {
                if (window.decodeSnapshotBuffer) return resolve();
                setTimeout(wait, 100);
              };
              wait();
            });
          }
          const ok = await decodeSnapshotBuffer();
          if (!ok || !window.novaOverrides.manualSnapshot) {
            throw new Error("decode returned null");
          }
          return true;
        } catch (err) {
          statusEl.textContent = `Snapshot failed (${candidate}: ${err.message})`;
          console.error("Snapshot fetch failed", candidate, err);
          snapshotBuffer = null;
          lastError = err;
        }
      }
      statusEl.textContent = lastError
        ? `Snapshot decode failed (last error: ${lastError.message})`
        : "Snapshot decode failed (no valid candidate)";
      runBtn.disabled = true;
      return false;
    };

    // Auto-load snapshot immediately
    fetchSnapshot();

    // Sidebar reset chat
    document.getElementById("new-chat").onclick = () => {
      messages.length = 0;
      logDisplay.innerHTML = "";
      document.getElementById("main-container").classList.add("empty");
      if (window.innerWidth < 900) sidebar.classList.remove("open");
    };
  </script>
  <script type="module" src="./src/main.js"></script>
</body>
</html>