Refactored EPG refresh logic

public/index.html

@@ -3,7 +3,8 @@
 
 <head>
   <meta charset="UTF-8">
-  <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no, viewport-fit=cover">
+  <meta name="viewport"
+    content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no, viewport-fit=cover">
   <meta name="apple-mobile-web-app-capable" content="yes">
   <meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">
   <meta name="mobile-web-app-capable" content="yes">
@@ -134,12 +135,14 @@
                 </button>
                 <button class="video-control-btn" id="btn-mute" title="Mute/Unmute">
                   <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="currentColor" class="icon">
-                    <path d="M3 9v6h4l5 5V4L7 9H3zm13.5 3c0-1.77-1.02-3.29-2.5-4.03v8.05c1.48-.73 2.5-2.25 2.5-4.02zM14 3.23v2.06c2.89.86 5 3.54 5 6.71s-2.11 5.85-5 6.71v2.06c4.01-.91 7-4.49 7-8.77s-2.99-7.86-7-8.77z"/>
+                    <path
+                      d="M3 9v6h4l5 5V4L7 9H3zm13.5 3c0-1.77-1.02-3.29-2.5-4.03v8.05c1.48-.73 2.5-2.25 2.5-4.02zM14 3.23v2.06c2.89.86 5 3.54 5 6.71s-2.11 5.85-5 6.71v2.06c4.01-.91 7-4.49 7-8.77s-2.99-7.86-7-8.77z" />
                   </svg>
                 </button>
                 <button class="video-control-btn" id="btn-pip" title="Picture in Picture">
                   <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="currentColor" class="icon">
-                    <path d="M19 7h-8v6h8V7zm2-4H3c-1.1 0-2 .9-2 2v14c0 1.1.9 1.98 2 1.98h18c1.1 0 2-.88 2-1.98V5c0-1.1-.9-2-2-2zm0 16.01H3V4.98h18v14.03z"/>
+                    <path
+                      d="M19 7h-8v6h8V7zm2-4H3c-1.1 0-2 .9-2 2v14c0 1.1.9 1.98 2 1.98h18c1.1 0 2-.88 2-1.98V5c0-1.1-.9-2-2-2zm0 16.01H3V4.98h18v14.03z" />
                   </svg>
                 </button>
                 <button class="video-control-btn" id="btn-fullscreen" title="Fullscreen">
@@ -322,7 +325,11 @@
                   <option value="0">Manual only</option>
                 </select>
               </div>
-              <p class="hint">Use the 🔄 button next to EPG sources for manual refresh</p>
+              <p class="hint">Use the <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="currentColor"
+                  class="icon" style="width: 1em; height: 1em; vertical-align: middle;">
+                  <path
+                    d="M17.65 6.35C16.2 4.9 14.21 4 12 4c-4.42 0-7.99 3.58-7.99 8s3.57 8 7.99 8c3.73 0 6.84-2.55 7.73-6h-2.08c-.82 2.33-3.04 4-5.65 4-3.31 0-6-2.69-6-6s2.69-6 6-6c1.66 0 3.14.69 4.22 1.78L13 11h7V4l-2.35 2.35z" />
+                </svg> button next to EPG sources for manual refresh</p>
             </div>
           </div>
 

public/js/components/EpgGuide.js

@@ -122,11 +122,83 @@ class EpgGuide {
     getRefreshInterval() {
         // Read from server-side player settings (synced via Settings page)
         if (window.app?.player?.settings?.epgRefreshInterval) {
-            return parseInt(window.app.player.settings.epgRefreshInterval);
+            return parseFloat(window.app.player.settings.epgRefreshInterval);
         }
         return 24; // Default 24 hours
     }
 
+    /**
+     * Start background EPG refresh timer
+     * Automatically fetches fresh EPG data at the configured interval
+     */
+    startBackgroundRefresh() {
+        // Clear any existing timer
+        this.stopBackgroundRefresh();
+
+        const intervalHours = this.getRefreshInterval();
+
+        // If interval is 0 or invalid, don't start timer (manual refresh only)
+        if (!intervalHours || intervalHours <= 0) {
+            console.log('[EPG] Background refresh disabled (manual only mode)');
+            this._currentRefreshInterval = 0;
+            return;
+        }
+
+        const intervalMs = intervalHours * 60 * 60 * 1000; // Convert hours to milliseconds
+
+        console.log(`[EPG] Starting background refresh timer: every ${intervalHours} hours (${Math.round(intervalMs / 1000)}s)`);
+
+        this._backgroundRefreshTimer = setInterval(async () => {
+            console.log('[EPG] Background refresh triggered');
+            try {
+                await this.fetchEpgData(true); // Force refresh
+                this.lastRefreshTime = new Date();
+                console.log('[EPG] Background refresh complete');
+
+                // Update channel list program info if visible
+                if (window.app?.channelList) {
+                    window.app.channelList.clearProgramInfoCache();
+                    window.app.channelList.updateVisibleEpgInfo?.();
+                }
+            } catch (err) {
+                console.error('[EPG] Background refresh failed:', err);
+            }
+        }, intervalMs);
+
+        // Store current interval so we can detect changes
+        this._currentRefreshInterval = intervalHours;
+    }
+
+    /**
+     * Stop background EPG refresh timer
+     */
+    stopBackgroundRefresh() {
+        if (this._backgroundRefreshTimer) {
+            clearInterval(this._backgroundRefreshTimer);
+            this._backgroundRefreshTimer = null;
+            console.log('[EPG] Background refresh timer stopped');
+        }
+    }
+
+    /**
+     * Restart background refresh if interval has changed
+     * Called when settings change
+     */
+    restartBackgroundRefreshIfNeeded() {
+        const newInterval = this.getRefreshInterval();
+        if (this._currentRefreshInterval !== newInterval) {
+            console.log(`[EPG] Refresh interval changed: ${this._currentRefreshInterval}h -> ${newInterval}h`);
+            this.startBackgroundRefresh();
+        }
+    }
+
+    /**
+     * Get last refresh time for display
+     */
+    getLastRefreshTime() {
+        return this.lastRefreshTime || null;
+    }
+
     /**
      * Load EPG data (server-side caching)
      */
@@ -134,7 +206,12 @@ class EpgGuide {
         try {
             this.container.innerHTML = '<div class="loading"></div>';
             await this.fetchEpgData(forceRefresh);
+            this.lastRefreshTime = new Date();
             this.render();
+
+            // Start background refresh timer after initial load
+            // This ensures EPG data stays fresh while the app is open
+            this.startBackgroundRefresh();
         } catch (err) {
             console.error('Error loading EPG:', err);
             this.container.innerHTML = `

public/js/pages/Settings.js

@@ -112,10 +112,15 @@ class SettingsPage {
             // Load saved value from player settings
             epgRefreshSelect.value = this.app.player.settings.epgRefreshInterval || '24';
 
-            // Save on change
+            // Save on change and restart background timer
             epgRefreshSelect.addEventListener('change', () => {
                 this.app.player.settings.epgRefreshInterval = epgRefreshSelect.value;
                 this.app.player.saveSettings();
+
+                // Restart EPG background refresh with new interval
+                if (window.app?.epgGuide) {
+                    window.app.epgGuide.restartBackgroundRefreshIfNeeded();
+                }
             });
         }