updated web interface - v3

garminsync/web/static/utils.js

@@ -0,0 +1,50 @@
+// Utility functions for the GarminSync application
+
+class Utils {
+    // Format date for display
+    static formatDate(dateStr) {
+        if (!dateStr) return '-';
+        return new Date(dateStr).toLocaleDateString();
+    }
+    
+    // Format duration from seconds to HH:MM
+    static formatDuration(seconds) {
+        if (!seconds) return '-';
+        const hours = Math.floor(seconds / 3600);
+        const minutes = Math.floor((seconds % 3600) / 60);
+        return `${hours}:${minutes.toString().padStart(2, '0')}`;
+    }
+    
+    // Format distance from meters to kilometers
+    static formatDistance(meters) {
+        if (!meters) return '-';
+        return `${(meters / 1000).toFixed(1)} km`;
+    }
+    
+    // Format power from watts
+    static formatPower(watts) {
+        return watts ? `${Math.round(watts)}W` : '-';
+    }
+    
+    // Show error message
+    static showError(message) {
+        console.error(message);
+        // In a real implementation, you might want to show this in the UI
+        alert(`Error: ${message}`);
+    }
+    
+    // Show success message
+    static showSuccess(message) {
+        console.log(message);
+        // In a real implementation, you might want to show this in the UI
+    }
+    
+    // Format timestamp for log entries
+    static formatTimestamp(timestamp) {
+        if (!timestamp) return '';
+        return new Date(timestamp).toLocaleString();
+    }
+}
+
+// Make Utils available globally
+window.Utils = Utils;