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

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<!DOCTYPE html>
<html lang="zh-CN">
<head>
  <!-- GitHub Pages 优化版本 -->
  <base href="./">

  <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">
  <meta name="keywords" content="学习,社交,应用,Flutter,Web">
  <meta name="author" content="Beacon World Team">

  <!-- 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"/>

  <!-- Open Graph meta tags -->
  <meta property="og:title" content="Beacon World App">
  <meta property="og:description" content="现代化社交学习应用">
  <meta property="og:type" content="website">
  <meta property="og:image" content="icons/Icon-512.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>
    /* GitHub Pages 优化样式 */
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      margin: 0;
      padding: 0;
      font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
      background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
      min-height: 100vh;
      overflow: hidden;
    }

    .loading {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
      display: flex;
      align-items: center;
      justify-content: center;
      z-index: 9999;
      color: white;
      font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    }

    .loading-content {
      text-align: center;
      max-width: 400px;
      padding: 2rem;
    }

    .loading-spinner {
      width: 60px;
      height: 60px;
      border: 4px solid rgba(255,255,255,0.3);
      border-radius: 50%;
      border-top-color: white;
      animation: spin 1s ease-in-out infinite;
      margin: 0 auto 30px;
    }

    @keyframes spin {
      to { transform: rotate(360deg); }
    }

    .loading-text {
      font-size: 24px;
      margin-bottom: 15px;
      font-weight: 300;
    }

    .loading-subtitle {
      font-size: 16px;
      opacity: 0.9;
      margin-bottom: 20px;
    }

    .loading-status {
      font-size: 14px;
      opacity: 0.8;
      margin-bottom: 10px;
    }

    .loading-progress {
      width: 100%;
      height: 4px;
      background: rgba(255,255,255,0.2);
      border-radius: 2px;
      overflow: hidden;
      margin-top: 20px;
    }

    .loading-progress-bar {
      height: 100%;
      background: white;
      border-radius: 2px;
      width: 0%;
      animation: progress 3s ease-in-out infinite;
    }

    @keyframes progress {
      0% { width: 0%; }
      50% { width: 70%; }
      100% { width: 100%; }
    }

    .error-container {
      display: none;
      text-align: center;
      color: white;
      max-width: 600px;
      padding: 2rem;
    }

    .error-title {
      font-size: 2rem;
      margin-bottom: 1rem;
      color: #ff6b6b;
    }

    .error-message {
      font-size: 1.1rem;
      margin-bottom: 2rem;
      line-height: 1.6;
    }

    .button {
      display: inline-block;
      padding: 12px 24px;
      background: rgba(255,255,255,0.2);
      color: white;
      text-decoration: none;
      border-radius: 25px;
      border: 2px solid rgba(255,255,255,0.3);
      margin: 0 10px;
      transition: all 0.3s ease;
    }

    .button:hover {
      background: rgba(255,255,255,0.3);
      border-color: rgba(255,255,255,0.5);
    }

    #flutter-app {
      width: 100vw;
      height: 100vh;
      display: none;
    }
  </style>
</head>
<body>
  <!-- 加载界面 -->
  <div id="loading" class="loading">
    <div class="loading-content">
      <div class="loading-spinner"></div>
      <div class="loading-text">🌟 Beacon World App</div>
      <div class="loading-subtitle">正在加载应用...</div>
      <div id="loading-status" class="loading-status">初始化中...</div>
      <div class="loading-progress">
        <div class="loading-progress-bar"></div>
      </div>
    </div>
  </div>

  <!-- 错误界面 -->
  <div id="error" class="error-container">
    <h2 class="error-title">❌ 应用加载失败</h2>
    <p class="error-message" id="error-message">
      应用加载遇到问题，请稍后重试。
    </p>
    <a href="图片测试页面.html" class="button">🖼️ 图片测试</a>
    <a href="诊断工具.html" class="button">🔧 诊断工具</a>
    <a href="javascript:location.reload()" class="button">🔄 重新加载</a>
  </div>

  <!-- Flutter应用容器 -->
  <div id="flutter-app"></div>

  <script>
    let loadingTimeout;
    let errorShown = false;
    let loadingSteps = [
      '检查浏览器环境...',
      '加载Flutter引擎...',
      '初始化渲染器...',
      '加载应用资源...',
      '启动应用...'
    ];
    let currentStep = 0;

    function updateStatus(message) {
      const statusEl = document.getElementById('loading-status');
      if (statusEl) {
        statusEl.textContent = message;
      }
      console.log('Loading status:', message);
    }

    function nextStep() {
      if (currentStep < loadingSteps.length) {
        updateStatus(loadingSteps[currentStep]);
        currentStep++;
        setTimeout(nextStep, 800);
      }
    }

    function showError(message = '应用加载失败，请检查网络连接或刷新页面重试。') {
      if (errorShown) return;
      errorShown = true;

      document.getElementById('loading').style.display = 'none';
      document.getElementById('error').style.display = 'flex';
      document.getElementById('error-message').textContent = message;
      console.error('Application failed to load:', message);
    }

    function showApp() {
      document.getElementById('loading').style.display = 'none';
      document.getElementById('error').style.display = 'none';
      document.getElementById('flutter-app').style.display = 'block';
      console.log('Application loaded successfully');
    }

    // 开始加载步骤
    nextStep();

    // 检查基本环境
    if (typeof WebAssembly === 'undefined') {
      showError('您的浏览器不支持WebAssembly，请使用现代浏览器访问。');
    } else if (typeof fetch === 'undefined') {
      showError('您的浏览器不支持Fetch API，请更新浏览器。');
    } else {
      // 设置超时
      loadingTimeout = setTimeout(() => {
        showError('应用加载超时，可能是网络问题。请检查网络连接或稍后重试。');
      }, 30000);

      // 监听Flutter加载事件
      window.addEventListener('flutter-first-frame', function() {
        clearTimeout(loadingTimeout);
        updateStatus('应用加载完成！');
        setTimeout(showApp, 500);
      });

      // 加载Flutter
      try {
        // 检查关键文件
        Promise.all([
          fetch('main.dart.js', { method: 'HEAD' }),
          fetch('flutter_bootstrap.js', { method: 'HEAD' }),
          fetch('assets/AssetManifest.json', { method: 'HEAD' })
        ]).then(responses => {
          const failedFiles = [];
          responses.forEach((response, index) => {
            const files = ['main.dart.js', 'flutter_bootstrap.js', 'assets/AssetManifest.json'];
            if (!response.ok) {
              failedFiles.push(files[index]);
            }
          });

          if (failedFiles.length > 0) {
            showError(`关键文件加载失败: ${failedFiles.join(', ')}。请检查文件是否正确上传。`);
            return;
          }

          // 动态加载Flutter bootstrap
          const script = document.createElement('script');
          script.src = 'flutter_bootstrap.js';
          script.async = true;
          script.onerror = () => {
            showError('Flutter引擎加载失败，请刷新页面重试。');
          };
          document.head.appendChild(script);

        }).catch(error => {
          showError('文件检查失败，请检查网络连接。');
        });

      } catch (error) {
        showError('应用初始化失败: ' + error.message);
      }
    }

    // 全局错误处理
    window.addEventListener('error', function(e) {
      console.error('Global error:', e.error);
      if (!errorShown) {
        showError('发生JavaScript错误: ' + (e.error?.message || e.message));
      }
    });

    // 未处理的Promise错误
    window.addEventListener('unhandledrejection', function(e) {
      console.error('Unhandled promise rejection:', e.reason);
      if (!errorShown) {
        showError('发生异步错误: ' + e.reason);
      }
    });

    // GitHub Pages 特定优化
    if (window.location.hostname.includes('github.io')) {
      console.log('GitHub Pages environment detected');

      // 添加GitHub Pages特定的错误处理
      setTimeout(() => {
        if (!errorShown && document.getElementById('loading').style.display !== 'none') {
          updateStatus('GitHub Pages首次加载可能较慢，请耐心等待...');
        }
      }, 10000);
    }
  </script>
</body>
</html>