feat: MeshCore SAR - Flutter BLE mesh radio companion app

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-08-11 16:30:28 +00:00 · 2026-02-28 10:11:33 +01:00
commit baf49d27d8
313 changed files with 101770 additions and 0 deletions
--- a/lib/widgets/update_dialog.dart
+++ b/lib/widgets/update_dialog.dart
@@ -0,0 +1,180 @@
+import 'package:flutter/material.dart';
+import 'package:url_launcher/url_launcher.dart';
+import '../models/update_info.dart';
+import '../l10n/app_localizations.dart';
+
+/// Dialog widget that displays when a new app version is available
+/// Shows current vs latest commit hash and provides download button
+class UpdateDialog extends StatelessWidget {
+  final UpdateInfo updateInfo;
+
+  const UpdateDialog({
+    super.key,
+    required this.updateInfo,
+  });
+
+  /// Show the update dialog
+  static Future<void> show(BuildContext context, UpdateInfo updateInfo) {
+    return showDialog(
+      context: context,
+      barrierDismissible: true,
+      builder: (context) => UpdateDialog(updateInfo: updateInfo),
+    );
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final loc = AppLocalizations.of(context)!;
+
+    return AlertDialog(
+      icon: const Icon(
+        Icons.system_update,
+        size: 48,
+        color: Colors.blue,
+      ),
+      title: Text(loc.updateAvailable),
+      content: Column(
+        mainAxisSize: MainAxisSize.min,
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: [
+          // Current version
+          _buildInfoRow(
+            context,
+            label: loc.currentVersion,
+            value: updateInfo.currentCommitHash,
+          ),
+          const SizedBox(height: 12),
+
+          // Latest version
+          _buildInfoRow(
+            context,
+            label: loc.latestVersion,
+            value: updateInfo.latestCommitHash ?? 'unknown',
+          ),
+
+          // Optional: Build timestamp
+          if (updateInfo.timestamp != null) ...[
+            const SizedBox(height: 12),
+            _buildInfoRow(
+              context,
+              label: 'Build Time',
+              value: _formatTimestamp(updateInfo.timestamp!),
+            ),
+          ],
+        ],
+      ),
+      actions: [
+        // Later button
+        TextButton(
+          onPressed: () => Navigator.of(context).pop(),
+          child: Text(loc.updateLater),
+        ),
+
+        // Download button
+        FilledButton.icon(
+          onPressed: () => _launchDownloadUrl(context),
+          icon: const Icon(Icons.download),
+          label: Text(loc.downloadUpdate),
+        ),
+      ],
+    );
+  }
+
+  /// Build a labeled info row
+  Widget _buildInfoRow(BuildContext context, {required String label, required String value}) {
+    return Row(
+      crossAxisAlignment: CrossAxisAlignment.start,
+      children: [
+        SizedBox(
+          width: 100,
+          child: Text(
+            '$label:',
+            style: Theme.of(context).textTheme.bodyMedium?.copyWith(
+                  fontWeight: FontWeight.bold,
+                  color: Colors.grey[700],
+                ),
+          ),
+        ),
+        Expanded(
+          child: SelectableText(
+            value,
+            style: Theme.of(context).textTheme.bodyMedium?.copyWith(
+                  fontFamily: 'monospace',
+                  color: Colors.black87,
+                ),
+          ),
+        ),
+      ],
+    );
+  }
+
+  /// Format timestamp from YYYYMMDD-HHMMSS to readable format
+  String _formatTimestamp(String timestamp) {
+    try {
+      // Parse YYYYMMDD-HHMMSS format
+      if (timestamp.length >= 15) {
+        final year = timestamp.substring(0, 4);
+        final month = timestamp.substring(4, 6);
+        final day = timestamp.substring(6, 8);
+        final hour = timestamp.substring(9, 11);
+        final minute = timestamp.substring(11, 13);
+        return '$year-$month-$day $hour:$minute UTC';
+      }
+      return timestamp;
+    } catch (e) {
+      return timestamp;
+    }
+  }
+
+  /// Launch download URL in browser
+  Future<void> _launchDownloadUrl(BuildContext context) async {
+    if (updateInfo.downloadUrl == null) {
+      if (context.mounted) {
+        ScaffoldMessenger.of(context).showSnackBar(
+          const SnackBar(
+            content: Text('Download URL not available'),
+            backgroundColor: Colors.red,
+          ),
+        );
+      }
+      return;
+    }
+
+    try {
+      final url = Uri.parse(updateInfo.downloadUrl!);
+      final canLaunch = await canLaunchUrl(url);
+
+      if (!canLaunch) {
+        if (context.mounted) {
+          ScaffoldMessenger.of(context).showSnackBar(
+            const SnackBar(
+              content: Text('Cannot open download URL'),
+              backgroundColor: Colors.red,
+            ),
+          );
+        }
+        return;
+      }
+
+      await launchUrl(
+        url,
+        mode: LaunchMode.externalApplication,
+      );
+
+      // Close dialog after launching download
+      if (context.mounted) {
+        Navigator.of(context).pop();
+      }
+    } catch (e) {
+      debugPrint('[UpdateDialog] Error launching download URL: $e');
+      if (context.mounted) {
+        ScaffoldMessenger.of(context).showSnackBar(
+          SnackBar(
+            content: Text('Error opening download: $e'),
+            backgroundColor: Colors.red,
+          ),
+        );
+      }
+    }
+  }
+}