1.4.5

.gitignore

@@ -42,4 +42,7 @@ app.*.map.json
 .vscode/settings.json
 ios/build
 test.dart
-android/app/.cxx
+android/app/.cxx
+.claude
+CLAUDE.md
+tasks/

CHANGELOG.md

@@ -1,3 +1,7 @@
+### **1.4.5** (2025-07-16)
+
+- Allow import and export of unfinshed ROAST group data in YAML format  
+
 ### **1.4.4** (2025-06-25)
 
 - UI Improvements for ROAST participant onboarding

assets/translations/da.json

@@ -693,5 +693,19 @@
     "roast_hd_index_empty_error": "HD-indekset må ikke være tomt",
     "roast_hd_index_invalid_error": "Indtast venligst et gyldigt nummer",
     "cancel": "Ophæve",
-    "confirm": "Bekræft"
+    "confirm": "Bekræft",
+    "roast_setup_qr_invalid_format": "Ugyldigt format for QR-kode",
+    "roast_setup_share_participant_qr_title": "Del som QR-kode",
+    "roast_setup_share_participant_qr_description": "Andre kan scanne denne QR-kode for at tilføje dig som deltager",
+    "roast_setup_share_participant_qr_share": "Del QR-data",
+    "roast_setup_group_member_manual_entry_hint": "Eller indtast deltageroplysninger manuelt:",
+    "roast_setup_share_participant_details_title": "Del Deltageroplysninger",
+    "roast_setup_share_participant_name_title": "Navn",
+    "roast_setup_share_participant_identifier_title": "Identifikator",
+    "roast_setup_share_participant_identifier_description": "Unik identifikator genereret ud fra dit navn",
+    "roast_setup_share_participant_pubkey_title": "Offentlig Nøgle",
+    "roast_setup_scan_qr_participant": "Scan QR-koden For Deltageren",
+    "roast_setup_qr_scan_title": "Scan Deltagerens QR-kode",
+    "roast_setup_participant_data_loaded_from_qr": "Deltagerdata indlæst fra QR-kode",
+    "roast_setup_share_participant_pubkey_description": "Din kryptografiske offentlige nøgle (hexadecimalt format)"
 }

assets/translations/en.json

@@ -707,5 +707,33 @@
   "roast_setup_share_participant_identifier_title": "Identifier",
   "roast_setup_share_participant_identifier_description": "Unique identifier generated from your name",
   "roast_setup_share_participant_pubkey_title": "Public Key",
-  "roast_setup_share_participant_pubkey_description": "Your cryptographic public key (hex format)"
+  "roast_setup_share_participant_pubkey_description": "Your cryptographic public key (hex format)",
+  "roast_import_button": "Import Group Configuration",
+  "roast_import_importing": "Importing...",
+  "roast_import_success": "Successfully imported %count% participants",
+  "roast_import_error": "Failed to import configuration",
+  "roast_export_button": "Export Group Configuration",
+  "roast_export_exporting": "Exporting...",
+  "roast_export_success": "Group configuration exported successfully",
+  "roast_export_error": "Failed to export configuration",
+  "roast_import_config_loaded": "Configuration loaded from import",
+  "roast_import_participant_count": "%count% participants imported",
+  "roast_import_validation_status": "Import Validation Status",
+  "roast_import_validation_min_participants": "Participants: %count% (minimum %min% required)",
+  "roast_import_validation_includes_you": "✓ Your identity is included in the group",
+  "roast_import_validation_add_yourself": "ⓘ Add yourself to the group if needed",
+  "roast_import_validation_ready": "✓ Group is ready for ROAST setup",
+  "roast_import_validation_not_ready": "⚠ Group needs more participants",
+  "roast_import_confirm_title": "Import Group Configuration",
+  "roast_import_confirm_description": "This will replace your current group setup with the imported configuration. Any existing participants will be removed.",
+  "roast_import_confirm_button": "Import",
+  "roast_export_confirm_title": "Export Group Configuration",
+  "roast_export_confirm_description": "Export your current group configuration to share with other participants.",
+  "roast_export_confirm_button": "Export",
+  "roast_export_preview_title": "Export Preview",
+  "roast_export_preview_participants": "Participants",
+  "roast_export_preview_filename": "Filename",
+  "roast_wallet_show_key_info": "Show Key Information",
+  "roast_wallet_show_key_info_title": "Your HD Key Index",
+  "roast_add_participant_error": "Error adding participant"
 }

assets/translations/is.json

@@ -693,5 +693,19 @@
     "roast_hd_index_empty_error": "HD vísitalan má ekki vera tóm",
     "roast_hd_index_range_error": "Vísitala verður að vera meiri en eða jöfn 0",
     "confirm": "Staðfesta",
-    "cancel": "Hætta Við"
+    "cancel": "Hætta Við",
+    "roast_setup_qr_scan_title": "Skannaðu QR Kóða Þátttakandans",
+    "roast_setup_qr_invalid_format": "Ógilt snið QR kóða",
+    "roast_setup_share_participant_qr_title": "Deila sem QR kóða",
+    "roast_setup_share_participant_qr_share": "Deila QR Gögnum",
+    "roast_setup_participant_data_loaded_from_qr": "Þátttakandagögn sótt úr QR kóða",
+    "roast_setup_group_member_manual_entry_hint": "Eða sláðu inn upplýsingar um þátttakanda handvirkt:",
+    "roast_setup_share_participant_details_title": "Deila Upplýsingum Um Þátttakanda",
+    "roast_setup_share_participant_name_title": "Nafn",
+    "roast_setup_share_participant_identifier_title": "Auðkenni",
+    "roast_setup_scan_qr_participant": "Skannaðu QR Kóða Fyrir Þátttakanda",
+    "roast_setup_share_participant_qr_description": "Aðrir geta skannað þennan QR kóða til að bæta þér við sem þátttakanda",
+    "roast_setup_share_participant_identifier_description": "Einkvæmt auðkenni búið til úr nafni þínu",
+    "roast_setup_share_participant_pubkey_title": "Opinber Lykill",
+    "roast_setup_share_participant_pubkey_description": "Dulkóðunarlykillinn þinn (sextándakerfisform)"
 }

assets/translations/nb_NO.json

@@ -693,5 +693,19 @@
     "roast_hd_index_invalid_error": "Vennligst skriv inn et gyldig nummer",
     "roast_hd_index_range_error": "Indeksen må være større enn eller lik 0",
     "confirm": "Bekreft",
-    "cancel": "Avbryt"
+    "cancel": "Avbryt",
+    "roast_setup_qr_scan_title": "Skann Deltakerens QR-kode",
+    "roast_setup_qr_invalid_format": "Ugyldig format for QR-kode",
+    "roast_setup_share_participant_qr_title": "Del som QR-kode",
+    "roast_setup_share_participant_qr_share": "Del QR-data",
+    "roast_setup_participant_data_loaded_from_qr": "Deltakerdata lastet inn fra QR-kode",
+    "roast_setup_group_member_manual_entry_hint": "Eller skriv inn detaljer for deltaker manuelt:",
+    "roast_setup_share_participant_details_title": "Del Detaljer For Deltaker",
+    "roast_setup_share_participant_name_title": "Navn",
+    "roast_setup_share_participant_identifier_title": "Identifikator",
+    "roast_setup_share_participant_identifier_description": "Unik identifikator generert fra navnet ditt",
+    "roast_setup_share_participant_pubkey_title": "Offentlig Nøkkel",
+    "roast_setup_scan_qr_participant": "Skann QR-kode For Deltaker",
+    "roast_setup_share_participant_qr_description": "Andre kan skanne denne QR-koden for å legge deg til som deltaker",
+    "roast_setup_share_participant_pubkey_description": "Din kryptografiske offentlige nøkkel (heksadesimalt format)"
 }

assets/translations/sv.json

@@ -693,5 +693,19 @@
     "roast_hd_index_empty_error": "HD-indexet kan inte vara tomt",
     "roast_hd_index_invalid_error": "Var vänlig ange ett giltigt nummer",
     "confirm": "Bekräfta",
-    "cancel": "Avboka"
+    "cancel": "Avboka",
+    "roast_setup_qr_scan_title": "Skanna Deltagarens QR-kod",
+    "roast_setup_share_participant_qr_title": "Dela som QR-kod",
+    "roast_setup_share_participant_qr_description": "Andra kan skanna den här QR-koden för att lägga till dig som deltagare",
+    "roast_setup_share_participant_qr_share": "Dela QR-data",
+    "roast_setup_group_member_manual_entry_hint": "Eller ange deltagaruppgifter manuellt:",
+    "roast_setup_share_participant_details_title": "Dela Deltagaruppgifter",
+    "roast_setup_share_participant_name_title": "Namn",
+    "roast_setup_share_participant_identifier_title": "Identifierare",
+    "roast_setup_share_participant_identifier_description": "Unik identifierare genererad från ditt namn",
+    "roast_setup_share_participant_pubkey_title": "Offentlig Nyckel",
+    "roast_setup_scan_qr_participant": "Skanna QR-koden För Deltagaren",
+    "roast_setup_qr_invalid_format": "Ogiltigt format för QR-kod",
+    "roast_setup_participant_data_loaded_from_qr": "Deltagardata laddad från QR-kod",
+    "roast_setup_share_participant_pubkey_description": "Din kryptografiska offentliga nyckel (hexadecimalt format)"
 }

lib/exceptions/roast_config_exceptions.dart

@@ -0,0 +1,69 @@
+/// Custom exceptions for ROAST group configuration export/import operations
+library roast_config_exceptions;
+
+/// Base exception class for ROAST configuration operations
+abstract class ROASTConfigException implements Exception {
+  final String message;
+  final String? details;
+
+  const ROASTConfigException(this.message, {this.details});
+
+  @override
+  String toString() {
+    if (details != null) {
+      return 'ROASTConfigException: $message\nDetails: $details';
+    }
+    return 'ROASTConfigException: $message';
+  }
+}
+
+/// Exception thrown when YAML format is invalid or cannot be parsed
+class InvalidYAMLFormatException extends ROASTConfigException {
+  const InvalidYAMLFormatException(
+    super.message, {
+    super.details,
+  });
+}
+
+/// Exception thrown when file operations fail
+class FileOperationException extends ROASTConfigException {
+  final String operation;
+  final String? filePath;
+
+  const FileOperationException(
+    this.operation,
+    super.message, {
+    this.filePath,
+    super.details,
+  });
+
+  @override
+  String toString() {
+    String result = 'FileOperationException: $message\nOperation: $operation';
+    if (filePath != null) {
+      result += '\nFile: $filePath';
+    }
+    return result;
+  }
+}
+
+/// Exception thrown when configuration validation fails
+class ConfigValidationException extends ROASTConfigException {
+  final List<String> validationErrors;
+
+  const ConfigValidationException(
+    super.message,
+    this.validationErrors, {
+    super.details,
+  });
+
+  @override
+  String toString() {
+    String result = 'ConfigValidationException: $message';
+    if (validationErrors.isNotEmpty) {
+      result +=
+          '\nValidation errors:\n${validationErrors.map((e) => '  - $e').join('\n')}';
+    }
+    return result;
+  }
+}

lib/screens/wallet/roast/roast_wallet_home.dart

@@ -366,44 +366,59 @@ class _ROASTWalletHomeScreenState extends State<ROASTWalletHomeScreen> {
                 ),
               ),
             ),
+            if (_roastWallet.isCompleted)
+              PopupMenuItem(
+                value: 'export_roast_group',
+                child: ListTile(
+                  leading: Icon(
+                    Icons.share,
+                    color: Theme.of(context).colorScheme.secondary,
+                  ),
+                  title: Text(
+                    AppLocalizations.instance.translate(
+                      'roast_wallet_share_group_config',
+                    ),
+                  ),
+                ),
+              ),
             PopupMenuItem(
-              value: 'export_roast_group',
+              value: 'change_server_url',
               child: ListTile(
                 leading: Icon(
-                  Icons.share,
+                  Icons.dns,
                   color: Theme.of(context).colorScheme.secondary,
                 ),
                 title: Text(
                   AppLocalizations.instance.translate(
-                    'roast_wallet_share_group_config',
+                    'roast_landing_configured_edit_server_url_title',
                   ),
                 ),
               ),
             ),
             PopupMenuItem(
-              value: 'change_server_url',
+              value: 'delete_roast_group',
               child: ListTile(
                 leading: Icon(
-                  Icons.dns,
+                  Icons.delete_forever,
                   color: Theme.of(context).colorScheme.secondary,
                 ),
                 title: Text(
                   AppLocalizations.instance.translate(
-                    'roast_landing_configured_edit_server_url_title',
+                    'delete_wallet',
                   ),
                 ),
               ),
             ),
             PopupMenuItem(
-              value: 'delete_roast_group',
+              value: 'show_key_info',
               child: ListTile(
                 leading: Icon(
-                  Icons.delete_forever,
+                  Icons.key,
                   color: Theme.of(context).colorScheme.secondary,
                 ),
                 title: Text(
                   AppLocalizations.instance.translate(
-                    'delete_wallet',
+                    'roast_wallet_show_key_info',
                   ),
                 ),
               ),
@@ -455,7 +470,23 @@ class _ROASTWalletHomeScreenState extends State<ROASTWalletHomeScreen> {
       case 'change_server_url':
         _serverURLEditDialog();
         break;
-      default:
+      case 'show_key_info':
+        showDialog(
+          context: context,
+          builder: (ctx) => AlertDialog(
+            title: Text(
+              AppLocalizations.instance
+                  .translate('roast_wallet_show_key_info_title'),
+            ),
+            content: Text(_coinWallet.walletIndex.toString()),
+            actions: [
+              TextButton(
+                onPressed: () => Navigator.of(ctx).pop(),
+                child: Text(AppLocalizations.instance.translate('close')),
+              ),
+            ],
+          ),
+        );
     }
   }