feat: Add comprehensive PWA support with offline functionality
- Add manifest.json with full PWA configuration - Support for installation on all platforms (iOS, Android, Desktop) - Custom app icons (72x72 to 512x512) with maskable support - App shortcuts for quick actions (Create/Join Channel) - Protocol handlers for web+securebit:// links - Share target integration - Implement enhanced Service Worker (v4.0) - Smart caching strategies (cache-first, network-first, stale-while-revalidate) - Security-aware caching (excludes sensitive endpoints) - Background sync for failed requests - Offline fallbacks with custom error handling - Response cloning fixes and CORS handling - Add PWA Install Prompt Manager - Cross-platform install detection and prompts - iOS Safari specific installation guide - Smart dismissal logic with retry mechanisms - Install success notifications and user guidance - Persistent install preferences with localStorage - Implement comprehensive Offline Manager - IndexedDB for offline data persistence - Automatic message queuing and sync when online - Session state recovery after connection loss - WebRTC reconnection handling - Real-time connection status indicators - Offline guidance and help system - Add offline-first features - Message queue with priority and retry logic - Session data preservation during disconnection - Application state recovery - Background sync registration - Periodic cleanup of old offline data - Enhanced user experience - Connection status notifications - Offline mode guidance and help - Automatic sync notifications - Reconnection progress indicators - Platform-specific installation instructions This implementation ensures SecureBit.chat works seamlessly offline while maintaining security and providing a native app-like experience across all platforms.
This commit is contained in:
lockbitchat
367
src/styles/pwa.css
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367
src/styles/pwa.css
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/* PWA Specific Styles for SecureBit.chat */
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/* PWA Install Button */
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#pwa-install-button {
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backdrop-filter: blur(10px);
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box-shadow: 0 8px 32px rgba(255, 107, 53, 0.3);
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border: 1px solid rgba(255, 107, 53, 0.2);
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animation: pulse-install 2s infinite;
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}
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#pwa-install-button:hover {
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transform: translateY(-2px);
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box-shadow: 0 12px 40px rgba(255, 107, 53, 0.4);
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}
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@keyframes pulse-install {
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0%, 100% {
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box-shadow: 0 8px 32px rgba(255, 107, 53, 0.3);
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}
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50% {
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box-shadow: 0 8px 32px rgba(255, 107, 53, 0.5);
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}
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}
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/* PWA Update Banner */
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#pwa-update-banner {
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backdrop-filter: blur(10px);
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border-bottom: 1px solid rgba(255, 255, 255, 0.1);
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animation: slideDown 0.3s ease-out;
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}
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@keyframes slideDown {
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from {
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transform: translateY(-100%);
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opacity: 0;
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}
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to {
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transform: translateY(0);
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opacity: 1;
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}
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}
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/* PWA Notifications */
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.pwa-notification {
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backdrop-filter: blur(10px);
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border: 1px solid rgba(255, 255, 255, 0.1);
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}
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/* PWA Specific Layout Adjustments */
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.pwa-installed {
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/* Adjustments for when app is installed as PWA */
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}
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.pwa-installed .header {
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/* Adjust header for PWA mode */
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padding-top: env(safe-area-inset-top);
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}
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.pwa-browser {
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/* Adjustments for browser mode */
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}
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/* iOS PWA Status Bar */
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@supports (-webkit-touch-callout: none) {
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.pwa-installed {
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padding-top: env(safe-area-inset-top);
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}
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.pwa-installed .header {
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padding-top: calc(env(safe-area-inset-top) + 1rem);
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}
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}
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/* PWA Splash Screen Styles */
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.pwa-splash {
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position: fixed;
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top: 0;
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left: 0;
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width: 100%;
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height: 100%;
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background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
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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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z-index: 9999;
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transition: opacity 0.5s ease-out, visibility 0.5s ease-out;
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}
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.pwa-splash.hidden {
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opacity: 0;
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visibility: hidden;
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}
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.pwa-splash .logo {
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width: 120px;
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height: 120px;
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background: linear-gradient(135deg, #ff6b35, #f7941d);
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border-radius: 24px;
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display: flex;
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align-items: center;
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justify-content: center;
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margin-bottom: 24px;
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animation: pulse-logo 2s infinite;
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}
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.pwa-splash .logo i {
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font-size: 48px;
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color: white;
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}
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@keyframes pulse-logo {
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0%, 100% {
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transform: scale(1);
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box-shadow: 0 0 0 0 rgba(255, 107, 53, 0.4);
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}
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50% {
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transform: scale(1.05);
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box-shadow: 0 0 0 20px rgba(255, 107, 53, 0);
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}
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}
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.pwa-splash .title {
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color: #ff6b35;
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font-size: 24px;
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font-weight: 600;
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margin-bottom: 8px;
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}
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.pwa-splash .subtitle {
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color: #9ca3af;
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font-size: 14px;
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margin-bottom: 32px;
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}
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.pwa-splash .loading {
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width: 200px;
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height: 4px;
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background: rgba(255, 107, 53, 0.2);
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border-radius: 2px;
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overflow: hidden;
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}
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.pwa-splash .loading::after {
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content: '';
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display: block;
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width: 50%;
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height: 100%;
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background: linear-gradient(90deg, #ff6b35, #f7941d);
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border-radius: 2px;
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animation: loading-bar 1.5s ease-in-out infinite;
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}
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@keyframes loading-bar {
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0% { transform: translateX(-100%); }
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100% { transform: translateX(300%); }
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}
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/* PWA Offline Indicator */
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.pwa-offline-indicator {
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position: fixed;
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bottom: 20px;
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left: 50%;
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transform: translateX(-50%);
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background: rgba(239, 68, 68, 0.9);
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color: white;
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padding: 8px 16px;
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border-radius: 20px;
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font-size: 14px;
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font-weight: 500;
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backdrop-filter: blur(10px);
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border: 1px solid rgba(239, 68, 68, 0.3);
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animation: fadeInUp 0.3s ease-out;
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z-index: 1000;
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}
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.pwa-online-indicator {
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position: fixed;
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bottom: 20px;
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left: 50%;
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transform: translateX(-50%);
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background: rgba(34, 197, 94, 0.9);
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color: white;
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padding: 8px 16px;
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border-radius: 20px;
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font-size: 14px;
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font-weight: 500;
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backdrop-filter: blur(10px);
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border: 1px solid rgba(34, 197, 94, 0.3);
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animation: fadeInUp 0.3s ease-out;
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z-index: 1000;
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}
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@keyframes fadeInUp {
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from {
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opacity: 0;
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transform: translate(-50%, 20px);
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}
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to {
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opacity: 1;
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transform: translate(-50%, 0);
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}
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}
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/* PWA Safe Area Adjustments */
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@supports (padding: max(0px)) {
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.pwa-safe-area {
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padding-left: max(16px, env(safe-area-inset-left));
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padding-right: max(16px, env(safe-area-inset-right));
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padding-bottom: max(16px, env(safe-area-inset-bottom));
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}
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.pwa-safe-area-top {
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padding-top: max(16px, env(safe-area-inset-top));
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}
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}
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/* PWA Install Promotion Banner */
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.pwa-install-banner {
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position: fixed;
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bottom: 0;
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left: 0;
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right: 0;
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background: linear-gradient(135deg, #ff6b35, #f7941d);
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color: white;
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padding: 16px;
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display: flex;
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align-items: center;
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justify-content: space-between;
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transform: translateY(100%);
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transition: transform 0.3s ease-out;
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z-index: 1000;
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}
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.pwa-install-banner.show {
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transform: translateY(0);
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}
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.pwa-install-banner .content {
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flex: 1;
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display: flex;
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align-items: center;
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}
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.pwa-install-banner .icon {
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width: 48px;
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height: 48px;
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background: rgba(255, 255, 255, 0.2);
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border-radius: 12px;
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display: flex;
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align-items: center;
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justify-content: center;
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margin-right: 16px;
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}
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.pwa-install-banner .text {
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flex: 1;
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}
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.pwa-install-banner .title {
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font-weight: 600;
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font-size: 16px;
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margin-bottom: 4px;
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}
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.pwa-install-banner .subtitle {
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font-size: 14px;
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opacity: 0.9;
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}
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.pwa-install-banner .actions {
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display: flex;
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gap: 12px;
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}
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.pwa-install-banner button {
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padding: 8px 16px;
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border-radius: 8px;
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font-weight: 500;
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font-size: 14px;
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transition: all 0.2s ease;
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border: none;
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cursor: pointer;
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}
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.pwa-install-banner .install-btn {
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background: white;
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color: #ff6b35;
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}
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.pwa-install-banner .install-btn:hover {
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transform: scale(1.05);
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}
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.pwa-install-banner .dismiss-btn {
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background: transparent;
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color: white;
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border: 1px solid rgba(255, 255, 255, 0.3);
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}
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.pwa-install-banner .dismiss-btn:hover {
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background: rgba(255, 255, 255, 0.1);
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}
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/* PWA Responsive Adjustments */
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@media (max-width: 768px) {
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.pwa-install-banner {
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padding: 12px;
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}
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.pwa-install-banner .actions {
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flex-direction: column;
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gap: 8px;
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}
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.pwa-install-banner button {
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font-size: 12px;
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padding: 6px 12px;
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}
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}
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/* PWA Dark Mode Support */
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@media (prefers-color-scheme: dark) {
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.pwa-notification {
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border-color: rgba(255, 255, 255, 0.1);
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}
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}
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/* PWA Animation Classes */
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.pwa-fade-in {
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animation: fadeIn 0.3s ease-out;
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}
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.pwa-slide-up {
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animation: slideUp 0.3s ease-out;
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}
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.pwa-scale-in {
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animation: scaleIn 0.3s ease-out;
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}
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@keyframes fadeIn {
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from { opacity: 0; }
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to { opacity: 1; }
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}
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@keyframes slideUp {
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from {
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opacity: 0;
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transform: translateY(20px);
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}
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to {
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opacity: 1;
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transform: translateY(0);
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}
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}
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@keyframes scaleIn {
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from {
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opacity: 0;
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transform: scale(0.9);
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}
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to {
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opacity: 1;
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transform: scale(1);
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}
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}
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