BeaconWorld_Web_Test/index_github_optimized.html at main · BowieTech/BeaconWorld_Web_Test · GitHub

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<!DOCTYPE html>
<html lang="zh-CN">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta content="IE=Edge" http-equiv="X-UA-Compatible">
  <meta name="description" content="Beacon World App - 现代化社交学习应用">

  <!-- 动态设置base href -->
  <script>
    // 立即执行，在其他资源加载前设置正确的base href
    (function() {
      const path = window.location.pathname;
      let basePath = '/';

      // 检测GitHub Pages项目页面
      if (path.includes('/BeaconWorld_Web_Test/')) {
        basePath = '/BeaconWorld_Web_Test/';
      }

      // 创建并设置base元素
      const base = document.createElement('base');
      base.href = basePath;
      document.head.appendChild(base);

      console.log('Base href 设置为:', basePath);
    })();
  </script>

  <!-- iOS meta tags & icons -->
  <meta name="apple-mobile-web-app-capable" content="yes">
  <meta name="apple-mobile-web-app-status-bar-style" content="black">
  <meta name="apple-mobile-web-app-title" content="Beacon World App">
  <link rel="apple-touch-icon" href="icons/Icon-192.png">

  <!-- Favicon -->
  <link rel="icon" type="image/png" href="favicon.png"/>

  <!-- 使用HTTPS加载model-viewer脚本 -->
  <script type="module" src="https://unpkg.com/@google/model-viewer/dist/model-viewer.min.js"></script>
  <script nomodule src="https://unpkg.com/@google/model-viewer/dist/model-viewer-legacy.js"></script>

  <title>Beacon World App - 现代化社交学习应用</title>
  <link rel="manifest" href="manifest.json">

  <style>
    body {
      margin: 0;
      padding: 0;
      background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
      font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
      overflow: hidden;
    }

    .loading-container {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
      color: white;
      z-index: 9999;
    }

    .loading-spinner {
      width: 50px;
      height: 50px;
      border: 4px solid rgba(255,255,255,0.3);
      border-top: 4px solid white;
      border-radius: 50%;
      animation: spin 1s linear infinite;
      margin-bottom: 20px;
    }

    @keyframes spin {
      0% { transform: rotate(0deg); }
      100% { transform: rotate(360deg); }
    }

    .loading-text {
      font-size: 18px;
      font-weight: 500;
      text-align: center;
      margin-bottom: 10px;
    }

    .loading-debug {
      font-size: 12px;
      opacity: 0.7;
      text-align: center;
      font-family: monospace;
    }

    .error-container {
      display: none;
      position: fixed;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      background: rgba(255, 255, 255, 0.95);
      color: #333;
      padding: 30px;
      border-radius: 15px;
      box-shadow: 0 10px 30px rgba(0,0,0,0.3);
      max-width: 500px;
      text-align: center;
      z-index: 10000;
    }

    .error-title {
      color: #dc3545;
      font-size: 20px;
      font-weight: bold;
      margin-bottom: 15px;
    }

    .error-message {
      margin-bottom: 20px;
      line-height: 1.5;
    }

    .error-actions {
      display: flex;
      gap: 10px;
      justify-content: center;
    }

    .btn {
      padding: 10px 20px;
      border: none;
      border-radius: 5px;
      cursor: pointer;
      font-weight: bold;
      text-decoration: none;
      display: inline-block;
    }

    .btn-primary {
      background: #007bff;
      color: white;
    }

    .btn-secondary {
      background: #6c757d;
      color: white;
    }
  </style>
</head>
<body>
  <div class="loading-container" id="loading">
    <div class="loading-spinner"></div>
    <div class="loading-text">正在加载 Beacon World App...</div>
    <div class="loading-debug" id="loading-debug">初始化中...</div>
  </div>

  <div class="error-container" id="error-container">
    <div class="error-title">⚠️ 加载失败</div>
    <div class="error-message" id="error-message">
      应用加载遇到问题，请尝试以下解决方案：
    </div>
    <div class="error-actions">
      <button class="btn btn-primary" onclick="location.reload()">🔄 重新加载</button>
      <a class="btn btn-secondary" href="debug.html">🔧 诊断工具</a>
    </div>
  </div>

  <script>
    // 调试信息更新
    function updateDebugInfo(message) {
      const debugEl = document.getElementById('loading-debug');
      if (debugEl) {
        debugEl.textContent = message;
      }
      console.log('🔧', message);
    }

    // 显示错误
    function showError(message) {
      const errorContainer = document.getElementById('error-container');
      const errorMessage = document.getElementById('error-message');
      const loading = document.getElementById('loading');

      if (errorMessage) errorMessage.textContent = message;
      if (errorContainer) errorContainer.style.display = 'block';
      if (loading) loading.style.display = 'none';
    }

    // 隐藏加载界面
    function hideLoading() {
      const loading = document.getElementById('loading');
      if (loading) loading.style.display = 'none';
    }

    // 资源加载检查
    function checkCriticalResources() {
      updateDebugInfo('检查关键资源...');

      const resources = ['flutter_bootstrap.js', 'main.dart.js', 'manifest.json'];
      let loadedCount = 0;
      let errorCount = 0;

      resources.forEach(resource => {
        fetch(resource, { method: 'HEAD' })
          .then(response => {
            if (response.ok) {
              loadedCount++;
              updateDebugInfo(`✅ ${resource} 正常 (${loadedCount}/${resources.length})`);
            } else {
              errorCount++;
              console.error(`❌ ${resource} 状态码: ${response.status}`);
            }
          })
          .catch(error => {
            errorCount++;
            console.error(`❌ ${resource} 加载失败:`, error);
          })
          .finally(() => {
            if (loadedCount + errorCount === resources.length) {
              if (errorCount > 0) {
                showError(`有 ${errorCount} 个关键资源加载失败，请检查网络连接或稍后重试。`);
              } else {
                updateDebugInfo('所有资源检查完成，启动应用...');
              }
            }
          });
      });
    }

    // 错误处理
    window.addEventListener('error', function(event) {
      console.error('页面错误:', event.error);

      if (event.target && event.target.src) {
        const src = event.target.src;
        if (src.includes('flutter') || src.includes('main.dart')) {
          showError('Flutter 应用加载失败，请检查网络连接或清除浏览器缓存后重试。');
        }
      }
    });

    // Flutter 事件监听
    window.addEventListener('flutter-first-frame', function() {
      updateDebugInfo('Flutter 首帧渲染完成');
      hideLoading();
    });

    // 超时处理
    setTimeout(function() {
      const loading = document.getElementById('loading');
      if (loading && loading.style.display !== 'none') {
        showError('应用加载超时，请检查网络连接或尝试刷新页面。');
      }
    }, 15000);

    // 页面加载完成后检查资源
    window.addEventListener('load', function() {
      updateDebugInfo('页面加载完成，检查资源...');
      setTimeout(checkCriticalResources, 500);
    });

    // 立即更新调试信息
    updateDebugInfo(`当前路径: ${window.location.pathname}`);
  </script>

  <script src="flutter_bootstrap.js" async></script>
</body>
</html>