transaction history

lib/src/localization/app_de.arb

@@ -196,5 +196,12 @@
     "enterVoucherCode": "Gutschein Code eingeben",
     "voucherRedeemed": "Gutschein eingelöst",
     "requestedVouchers": "Beantragte Gutscheine",
-    "redeemedVouchers": "Eingelöste Gutscheine"
+    "redeemedVouchers": "Eingelöste Gutscheine",
+    "transactionCash": "Bargeldtransaktion",
+    "transactionPlanUpgrade": "Planupgrade",
+    "transactionRefund": "Rückerstattung",
+    "transactionThanksForTesting": "Danke fürs Testen",
+    "transactionUnknown": "Unbekannte Transaktion",
+    "transactionVoucherCreated": "Gutschein erstellt",
+    "transactionVoucherRedeemed": "Gutschein eingelöst"
 }

lib/src/localization/app_en.arb

@@ -354,5 +354,12 @@
   "enterVoucherCode": "Enter Voucher Code",
   "requestedVouchers": "Requested vouchers",
   "redeemedVouchers": "Redeemed vouchers",
-  "buy": "Buy"
+  "buy": "Buy",
+  "transactionCash": "Cash transaction",
+  "transactionPlanUpgrade": "Plan upgrade",
+  "transactionRefund": "Refund transaction",
+  "transactionThanksForTesting": "Thank you for testing",
+  "transactionUnknown": "Unknown transaction",
+  "transactionVoucherCreated": "Voucher created",
+  "transactionVoucherRedeemed": "Voucher redeemed"
 }

lib/src/localization/generated/app_localizations.dart

@@ -1192,6 +1192,48 @@ abstract class AppLocalizations {
   /// In en, this message translates to:
   /// **'Buy'**
   String get buy;
+
+  /// No description provided for @transactionCash.
+  ///
+  /// In en, this message translates to:
+  /// **'Cash transaction'**
+  String get transactionCash;
+
+  /// No description provided for @transactionPlanUpgrade.
+  ///
+  /// In en, this message translates to:
+  /// **'Plan upgrade'**
+  String get transactionPlanUpgrade;
+
+  /// No description provided for @transactionRefund.
+  ///
+  /// In en, this message translates to:
+  /// **'Refund transaction'**
+  String get transactionRefund;
+
+  /// No description provided for @transactionThanksForTesting.
+  ///
+  /// In en, this message translates to:
+  /// **'Thank you for testing'**
+  String get transactionThanksForTesting;
+
+  /// No description provided for @transactionUnknown.
+  ///
+  /// In en, this message translates to:
+  /// **'Unknown transaction'**
+  String get transactionUnknown;
+
+  /// No description provided for @transactionVoucherCreated.
+  ///
+  /// In en, this message translates to:
+  /// **'Voucher created'**
+  String get transactionVoucherCreated;
+
+  /// No description provided for @transactionVoucherRedeemed.
+  ///
+  /// In en, this message translates to:
+  /// **'Voucher redeemed'**
+  String get transactionVoucherRedeemed;
 }
 
 class _AppLocalizationsDelegate extends LocalizationsDelegate<AppLocalizations> {

lib/src/localization/generated/app_localizations_de.dart

@@ -568,4 +568,25 @@ class AppLocalizationsDe extends AppLocalizations {
 
   @override
   String get buy => 'Kaufen';
+
+  @override
+  String get transactionCash => 'Bargeldtransaktion';
+
+  @override
+  String get transactionPlanUpgrade => 'Planupgrade';
+
+  @override
+  String get transactionRefund => 'Rückerstattung';
+
+  @override
+  String get transactionThanksForTesting => 'Danke fürs Testen';
+
+  @override
+  String get transactionUnknown => 'Unbekannte Transaktion';
+
+  @override
+  String get transactionVoucherCreated => 'Gutschein erstellt';
+
+  @override
+  String get transactionVoucherRedeemed => 'Gutschein eingelöst';
 }

lib/src/localization/generated/app_localizations_en.dart

@@ -568,4 +568,25 @@ class AppLocalizationsEn extends AppLocalizations {
 
   @override
   String get buy => 'Buy';
+
+  @override
+  String get transactionCash => 'Cash transaction';
+
+  @override
+  String get transactionPlanUpgrade => 'Plan upgrade';
+
+  @override
+  String get transactionRefund => 'Refund transaction';
+
+  @override
+  String get transactionThanksForTesting => 'Thank you for testing';
+
+  @override
+  String get transactionUnknown => 'Unknown transaction';
+
+  @override
+  String get transactionVoucherCreated => 'Voucher created';
+
+  @override
+  String get transactionVoucherRedeemed => 'Voucher redeemed';
 }

lib/src/model/json/userdata.dart

@@ -28,6 +28,8 @@ class UserData {
   bool? storeMediaFilesInGallery;
   List<String>? lastUsedEditorEmojis;
 
+  String? lastPlanBallance;
+
   final int userId;
 
   factory UserData.fromJson(Map<String, dynamic> json) =>

lib/src/model/json/userdata.g.dart

@@ -29,7 +29,8 @@ UserData _$UserDataFromJson(Map<String, dynamic> json) => UserData(
       ..storeMediaFilesInGallery = json['storeMediaFilesInGallery'] as bool?
       ..lastUsedEditorEmojis = (json['lastUsedEditorEmojis'] as List<dynamic>?)
           ?.map((e) => e as String)
-          .toList();
+          .toList()
+      ..lastPlanBallance = json['lastPlanBallance'] as String?;
 
 Map<String, dynamic> _$UserDataToJson(UserData instance) => <String, dynamic>{
       'username': instance.username,
@@ -45,6 +46,7 @@ Map<String, dynamic> _$UserDataToJson(UserData instance) => <String, dynamic>{
       'autoDownloadOptions': instance.autoDownloadOptions,
       'storeMediaFilesInGallery': instance.storeMediaFilesInGallery,
       'lastUsedEditorEmojis': instance.lastUsedEditorEmojis,
+      'lastPlanBallance': instance.lastPlanBallance,
       'userId': instance.userId,
     };
 

lib/src/model/protobuf/api/server_to_client.pb.dart

@@ -15,6 +15,9 @@ import 'package:fixnum/fixnum.dart' as $fixnum;
 import 'package:protobuf/protobuf.dart' as $pb;
 
 import 'error.pbenum.dart' as $0;
+import 'server_to_client.pbenum.dart';
+
+export 'server_to_client.pbenum.dart';
 
 enum ServerToClient_V {
   v0, 
@@ -765,7 +768,7 @@ class Response_AddAccountsInvites extends $pb.GeneratedMessage {
 class Response_Transaction extends $pb.GeneratedMessage {
   factory Response_Transaction({
     $fixnum.Int64? depositCents,
-    $core.String? transactionType,
+    Response_TransactionTypes? transactionType,
     $fixnum.Int64? createdAtUnixTimestamp,
   }) {
     final $result = create();
@@ -786,7 +789,7 @@ class Response_Transaction extends $pb.GeneratedMessage {
 
   static final $pb.BuilderInfo _i = $pb.BuilderInfo(_omitMessageNames ? '' : 'Response.Transaction', package: const $pb.PackageName(_omitMessageNames ? '' : 'server_to_client'), createEmptyInstance: create)
     ..aInt64(1, _omitFieldNames ? '' : 'depositCents')
-    ..aOS(2, _omitFieldNames ? '' : 'transactionType')
+    ..e<Response_TransactionTypes>(2, _omitFieldNames ? '' : 'transactionType', $pb.PbFieldType.OE, defaultOrMaker: Response_TransactionTypes.Refund, valueOf: Response_TransactionTypes.valueOf, enumValues: Response_TransactionTypes.values)
     ..aInt64(3, _omitFieldNames ? '' : 'createdAtUnixTimestamp')
     ..hasRequiredFields = false
   ;
@@ -822,9 +825,9 @@ class Response_Transaction extends $pb.GeneratedMessage {
   void clearDepositCents() => clearField(1);
 
   @$pb.TagNumber(2)
-  $core.String get transactionType => $_getSZ(1);
+  Response_TransactionTypes get transactionType => $_getN(1);
   @$pb.TagNumber(2)
-  set transactionType($core.String v) { $_setString(1, v); }
+  set transactionType(Response_TransactionTypes v) { setField(2, v); }
   @$pb.TagNumber(2)
   $core.bool hasTransactionType() => $_has(1);
   @$pb.TagNumber(2)

lib/src/model/protobuf/api/server_to_client.pbenum.dart

@@ -9,3 +9,34 @@
 // ignore_for_file: non_constant_identifier_names, prefer_final_fields
 // ignore_for_file: unnecessary_import, unnecessary_this, unused_import
 
+import 'dart:core' as $core;
+
+import 'package:protobuf/protobuf.dart' as $pb;
+
+class Response_TransactionTypes extends $pb.ProtobufEnum {
+  static const Response_TransactionTypes Refund = Response_TransactionTypes._(0, _omitEnumNames ? '' : 'Refund');
+  static const Response_TransactionTypes VoucherRedeemed = Response_TransactionTypes._(1, _omitEnumNames ? '' : 'VoucherRedeemed');
+  static const Response_TransactionTypes VoucherCreated = Response_TransactionTypes._(2, _omitEnumNames ? '' : 'VoucherCreated');
+  static const Response_TransactionTypes Cash = Response_TransactionTypes._(3, _omitEnumNames ? '' : 'Cash');
+  static const Response_TransactionTypes PlanUpgrade = Response_TransactionTypes._(4, _omitEnumNames ? '' : 'PlanUpgrade');
+  static const Response_TransactionTypes Unknown = Response_TransactionTypes._(5, _omitEnumNames ? '' : 'Unknown');
+  static const Response_TransactionTypes ThanksForTesting = Response_TransactionTypes._(6, _omitEnumNames ? '' : 'ThanksForTesting');
+
+  static const $core.List<Response_TransactionTypes> values = <Response_TransactionTypes> [
+    Refund,
+    VoucherRedeemed,
+    VoucherCreated,
+    Cash,
+    PlanUpgrade,
+    Unknown,
+    ThanksForTesting,
+  ];
+
+  static final $core.Map<$core.int, Response_TransactionTypes> _byValue = $pb.ProtobufEnum.initByValue(values);
+  static Response_TransactionTypes? valueOf($core.int value) => _byValue[value];
+
+  const Response_TransactionTypes._($core.int v, $core.String n) : super(v, n);
+}
+
+
+const _omitEnumNames = $core.bool.fromEnvironment('protobuf.omit_enum_names');

lib/src/model/protobuf/api/server_to_client.pbjson.dart

@@ -93,6 +93,7 @@ const Response$json = {
     {'1': 'error', '3': 2, '4': 1, '5': 14, '6': '.error.ErrorCode', '9': 0, '10': 'error'},
   ],
   '3': [Response_Authenticated$json, Response_Plan$json, Response_Plans$json, Response_AddAccountsInvite$json, Response_AddAccountsInvites$json, Response_Transaction$json, Response_AdditionalAccount$json, Response_Voucher$json, Response_Vouchers$json, Response_PlanBallance$json, Response_Location$json, Response_PreKey$json, Response_UserData$json, Response_UploadToken$json, Response_Ok$json],
+  '4': [Response_TransactionTypes$json],
   '8': [
     {'1': 'Response'},
   ],
@@ -153,7 +154,7 @@ const Response_Transaction$json = {
   '1': 'Transaction',
   '2': [
     {'1': 'deposit_cents', '3': 1, '4': 1, '5': 3, '10': 'depositCents'},
-    {'1': 'transaction_type', '3': 2, '4': 1, '5': 9, '10': 'transactionType'},
+    {'1': 'transaction_type', '3': 2, '4': 1, '5': 14, '6': '.server_to_client.Response.TransactionTypes', '10': 'transactionType'},
     {'1': 'created_at_unix_timestamp', '3': 3, '4': 1, '5': 3, '10': 'createdAtUnixTimestamp'},
   ],
 };
@@ -275,6 +276,20 @@ const Response_Ok$json = {
   ],
 };
 
+@$core.Deprecated('Use responseDescriptor instead')
+const Response_TransactionTypes$json = {
+  '1': 'TransactionTypes',
+  '2': [
+    {'1': 'Refund', '2': 0},
+    {'1': 'VoucherRedeemed', '2': 1},
+    {'1': 'VoucherCreated', '2': 2},
+    {'1': 'Cash', '2': 3},
+    {'1': 'PlanUpgrade', '2': 4},
+    {'1': 'Unknown', '2': 5},
+    {'1': 'ThanksForTesting', '2': 6},
+  ],
+};
+
 /// Descriptor for `Response`. Decode as a `google.protobuf.DescriptorProto`.
 final $typed_data.Uint8List responseDescriptor = $convert.base64Decode(
     'CghSZXNwb25zZRIvCgJvaxgBIAEoCzIdLnNlcnZlcl90b19jbGllbnQuUmVzcG9uc2UuT2tIAF'
@@ -293,48 +308,52 @@ final $typed_data.Uint8List responseDescriptor = $convert.base64Decode(
     'xpZW50LlJlc3BvbnNlLlBsYW5SBXBsYW5zGk0KEUFkZEFjY291bnRzSW52aXRlEhcKB3BsYW5f'
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     'RBY2NvdW50c0ludml0ZXMSRgoHaW52aXRlcxgBIAMoCzIsLnNlcnZlcl90b19jbGllbnQuUmVz'
-    'cG9uc2UuQWRkQWNjb3VudHNJbnZpdGVSB2ludml0ZXMamAEKC1RyYW5zYWN0aW9uEiMKDWRlcG'
+    'cG9uc2UuQWRkQWNjb3VudHNJbnZpdGVSB2ludml0ZXMaxQEKC1RyYW5zYWN0aW9uEiMKDWRlcG'
-    '9zaXRfY2VudHMYASABKANSDGRlcG9zaXRDZW50cxIpChB0cmFuc2FjdGlvbl90eXBlGAIgASgJ'
+    '9zaXRfY2VudHMYASABKANSDGRlcG9zaXRDZW50cxJWChB0cmFuc2FjdGlvbl90eXBlGAIgASgO'
-    'Ug90cmFuc2FjdGlvblR5cGUSOQoZY3JlYXRlZF9hdF91bml4X3RpbWVzdGFtcBgDIAEoA1IWY3'
+    'Misuc2VydmVyX3RvX2NsaWVudC5SZXNwb25zZS5UcmFuc2FjdGlvblR5cGVzUg90cmFuc2FjdG'
-    'JlYXRlZEF0VW5peFRpbWVzdGFtcBpFChFBZGRpdGlvbmFsQWNjb3VudBIXCgd1c2VyX2lkGAEg'
+    'lvblR5cGUSOQoZY3JlYXRlZF9hdF91bml4X3RpbWVzdGFtcBgDIAEoA1IWY3JlYXRlZEF0VW5p'
-    'ASgDUgZ1c2VySWQSFwoHcGxhbl9pZBgDIAEoCVIGcGxhbklkGr4BCgdWb3VjaGVyEh0KCnZvdW'
+    'eFRpbWVzdGFtcBpFChFBZGRpdGlvbmFsQWNjb3VudBIXCgd1c2VyX2lkGAEgASgDUgZ1c2VySW'
-    'NoZXJfaWQYASABKAlSCXZvdWNoZXJJZBIfCgt2YWx1ZV9jZW50cxgCIAEoA1IKdmFsdWVDZW50'
+    'QSFwoHcGxhbl9pZBgDIAEoCVIGcGxhbklkGr4BCgdWb3VjaGVyEh0KCnZvdWNoZXJfaWQYASAB'
-    'cxIaCghyZWRlZW1lZBgDIAEoCFIIcmVkZWVtZWQSHAoJcmVxdWVzdGVkGAQgASgIUglyZXF1ZX'
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-    '5SZXNwb25zZS5VcGxvYWRUb2tlbkgAUgt1cGxvYWR0b2tlbhJBCgh1c2VyZGF0YRgFIAEoCzIj'
+    'xlbmdlEkoKC3VwbG9hZHRva2VuGAQgASgLMiYuc2VydmVyX3RvX2NsaWVudC5SZXNwb25zZS5V'
-    'LnNlcnZlcl90b19jbGllbnQuUmVzcG9uc2UuVXNlckRhdGFIAFIIdXNlcmRhdGESHgoJYXV0aH'
+    'cGxvYWRUb2tlbkgAUgt1cGxvYWR0b2tlbhJBCgh1c2VyZGF0YRgFIAEoCzIjLnNlcnZlcl90b1'
-    'Rva2VuGAYgASgMSABSCWF1dGh0b2tlbhJBCghsb2NhdGlvbhgHIAEoCzIjLnNlcnZlcl90b19j'
+    '9jbGllbnQuUmVzcG9uc2UuVXNlckRhdGFIAFIIdXNlcmRhdGESHgoJYXV0aHRva2VuGAYgASgM'
-    'bGllbnQuUmVzcG9uc2UuTG9jYXRpb25IAFIIbG9jYXRpb24SUAoNYXV0aGVudGljYXRlZBgIIA'
+    'SABSCWF1dGh0b2tlbhJBCghsb2NhdGlvbhgHIAEoCzIjLnNlcnZlcl90b19jbGllbnQuUmVzcG'
-    'EoCzIoLnNlcnZlcl90b19jbGllbnQuUmVzcG9uc2UuQXV0aGVudGljYXRlZEgAUg1hdXRoZW50'
+    '9uc2UuTG9jYXRpb25IAFIIbG9jYXRpb24SUAoNYXV0aGVudGljYXRlZBgIIAEoCzIoLnNlcnZl'
-    'aWNhdGVkEjgKBXBsYW5zGAkgASgLMiAuc2VydmVyX3RvX2NsaWVudC5SZXNwb25zZS5QbGFuc0'
+    'cl90b19jbGllbnQuUmVzcG9uc2UuQXV0aGVudGljYXRlZEgAUg1hdXRoZW50aWNhdGVkEjgKBX'
-    'gAUgVwbGFucxJNCgxwbGFuYmFsbGFuY2UYCiABKAsyJy5zZXJ2ZXJfdG9fY2xpZW50LlJlc3Bv'
+    'BsYW5zGAkgASgLMiAuc2VydmVyX3RvX2NsaWVudC5SZXNwb25zZS5QbGFuc0gAUgVwbGFucxJN'
-    'bnNlLlBsYW5CYWxsYW5jZUgAUgxwbGFuYmFsbGFuY2USQQoIdm91Y2hlcnMYCyABKAsyIy5zZX'
+    'CgxwbGFuYmFsbGFuY2UYCiABKAsyJy5zZXJ2ZXJfdG9fY2xpZW50LlJlc3BvbnNlLlBsYW5CYW'
-    'J2ZXJfdG9fY2xpZW50LlJlc3BvbnNlLlZvdWNoZXJzSABSCHZvdWNoZXJzEl8KEmFkZGFjY291'
+    'xsYW5jZUgAUgxwbGFuYmFsbGFuY2USQQoIdm91Y2hlcnMYCyABKAsyIy5zZXJ2ZXJfdG9fY2xp'
-    'bnRzaW52aXRlcxgMIAEoCzItLnNlcnZlcl90b19jbGllbnQuUmVzcG9uc2UuQWRkQWNjb3VudH'
+    'ZW50LlJlc3BvbnNlLlZvdWNoZXJzSABSCHZvdWNoZXJzEl8KEmFkZGFjY291bnRzaW52aXRlcx'
-    'NJbnZpdGVzSABSEmFkZGFjY291bnRzaW52aXRlc0IECgJPa0IKCghSZXNwb25zZQ==');
+    'gMIAEoCzItLnNlcnZlcl90b19jbGllbnQuUmVzcG9uc2UuQWRkQWNjb3VudHNJbnZpdGVzSABS'
+    'EmFkZGFjY291bnRzaW52aXRlc0IECgJPayKFAQoQVHJhbnNhY3Rpb25UeXBlcxIKCgZSZWZ1bm'
+    'QQABITCg9Wb3VjaGVyUmVkZWVtZWQQARISCg5Wb3VjaGVyQ3JlYXRlZBACEggKBENhc2gQAxIP'
+    'CgtQbGFuVXBncmFkZRAEEgsKB1Vua25vd24QBRIUChBUaGFua3NGb3JUZXN0aW5nEAZCCgoIUm'
+    'VzcG9uc2U=');
 

lib/src/providers/api/media_received.dart

@@ -135,6 +135,7 @@ Future startDownloadMedia(Message message, bool force) async {
         await apiProvider.triggerDownload(content.downloadToken!, offset);
     if (res.isError) {
       if (res.error == ErrorCode.InvalidDownloadToken) {
+        // TODO: notfy the sender about this issue
         await twonlyDatabase.messagesDao.updateMessageByMessageId(
           media.messageId,
           MessagesCompanion(

lib/src/views/settings/subscription/subscription_view.dart

@@ -2,11 +2,13 @@ import 'package:collection/collection.dart';
 import 'package:flutter/material.dart';
 import 'package:font_awesome_flutter/font_awesome_flutter.dart';
 import 'package:intl/intl.dart';
+import 'package:logging/logging.dart';
 import 'package:provider/provider.dart';
 import 'package:twonly/globals.dart';
 import 'package:twonly/src/model/protobuf/api/server_to_client.pb.dart';
 import 'package:twonly/src/providers/connection_provider.dart';
 import 'package:twonly/src/utils/misc.dart';
+import 'package:twonly/src/utils/storage.dart';
 import 'package:twonly/src/views/components/better_list_title.dart';
 import 'package:twonly/src/views/settings/subscription/transaction_view.dart';
 import 'package:twonly/src/views/settings/subscription/voucher_view.dart';
@@ -20,8 +22,6 @@ class SubscriptionView extends StatefulWidget {
 
 class _SubscriptionViewState extends State<SubscriptionView> {
   bool loaded = false;
-  int ballanceInCents = 0;
-  DateTime? nextPayment;
   Response_PlanBallance? ballance;
 
   @override
@@ -31,29 +31,43 @@ class _SubscriptionViewState extends State<SubscriptionView> {
   }
 
   Future initAsync() async {
+    final user = await getUser();
+    if (user == null) return;
     ballance = await apiProvider.getPlanBallance();
     if (ballance != null) {
-      setState(() {
+      user.lastPlanBallance = ballance!.writeToJson();
-        DateTime lastPaymentDateTime = DateTime.fromMillisecondsSinceEpoch(
+      await updateUser(user);
-            ballance!.lastPaymentDoneUnixTimestamp.toInt() * 1000);
+    } else if (user.lastPlanBallance != null) {
-        nextPayment = lastPaymentDateTime
+      try {
-            .add(Duration(days: ballance!.paymentPeriodDays.toInt()));
+        ballance = Response_PlanBallance.fromJson(
-        ballanceInCents =
+          user.lastPlanBallance!,
-            ballance!.transactions.map((a) => a.depositCents.toInt()).sum;
+        );
-        loaded = true;
+      } catch (e) {
-      });
+        Logger("subscription_view.dart").shout("from json: $e");
-      return;
+      }
     }
+    setState(() {});
   }
 
   @override
   Widget build(BuildContext context) {
     Locale myLocale = Localizations.localeOf(context);
-    String formattedBalance = NumberFormat.currency(
+    String? formattedBalance;
-      locale: myLocale.toString(),
+    DateTime? nextPayment;
-      symbol: '€',
+
-      decimalDigits: 2,
+    if (ballance != null) {
-    ).format(ballanceInCents / 100);
+      DateTime lastPaymentDateTime = DateTime.fromMillisecondsSinceEpoch(
+          ballance!.lastPaymentDoneUnixTimestamp.toInt() * 1000);
+      nextPayment = lastPaymentDateTime
+          .add(Duration(days: ballance!.paymentPeriodDays.toInt()));
+      int ballanceInCents =
+          ballance!.transactions.map((a) => a.depositCents.toInt()).sum;
+      formattedBalance = NumberFormat.currency(
+        locale: myLocale.toString(),
+        symbol: '€',
+        decimalDigits: 2,
+      ).format(ballanceInCents / 100);
+    }
 
     String currentPlan = context.read<CustomChangeProvider>().plan;
 
@@ -155,21 +169,22 @@ class _SubscriptionViewState extends State<SubscriptionView> {
               text: "Manage your subscription",
               subtitle: (nextPayment != null)
                   ? Text(
-                      "Next payment: ${DateFormat.yMMMMd(myLocale.toString()).format(nextPayment!)}")
+                      "Next payment: ${DateFormat.yMMMMd(myLocale.toString()).format(nextPayment)}")
                   : null,
               onTap: () {},
             ),
           BetterListTile(
             icon: FontAwesomeIcons.moneyBillTransfer,
             text: context.lang.transactionHistory,
-            subtitle: (loaded)
+            subtitle: (formattedBalance != null)
                 ? Text("${context.lang.currentBalance}: $formattedBalance")
                 : null,
             onTap: () {
+              if (formattedBalance == null) return;
               Navigator.push(context, MaterialPageRoute(builder: (context) {
                 return TransactionView(
-                  transactions: ballance!.transactions,
+                  transactions: ballance?.transactions,
-                  formattedBalance: formattedBalance,
+                  formattedBalance: formattedBalance!,
                 );
               }));
             },

lib/src/views/settings/subscription/transaction_view.dart

@@ -6,7 +6,7 @@ import 'package:twonly/src/utils/misc.dart';
 class TransactionView extends StatefulWidget {
   const TransactionView(
       {super.key, required this.transactions, required this.formattedBalance});
-  final List<Response_Transaction> transactions;
+  final List<Response_Transaction>? transactions;
   final String formattedBalance;
 
   @override
@@ -53,7 +53,8 @@ class _TransactionViewState extends State<TransactionView> {
               ),
             ),
           ),
-          ...widget.transactions.map((x) => TransactionCard(transaction: x))
+          if (widget.transactions != null)
+            ...widget.transactions!.map((x) => TransactionCard(transaction: x))
         ],
       ),
     );
@@ -70,6 +71,26 @@ class TransactionCard extends StatefulWidget {
 }
 
 class _TransactionCardState extends State<TransactionCard> {
+  String typeToText(Response_TransactionTypes type) {
+    switch (type) {
+      case Response_TransactionTypes.Cash:
+        return context.lang.transactionCash;
+      case Response_TransactionTypes.PlanUpgrade:
+        return context.lang.transactionPlanUpgrade;
+      case Response_TransactionTypes.Refund:
+        return context.lang.transactionRefund;
+      case Response_TransactionTypes.ThanksForTesting:
+        return context.lang.transactionThanksForTesting;
+      case Response_TransactionTypes.Unknown:
+        return context.lang.transactionUnknown;
+      case Response_TransactionTypes.VoucherCreated:
+        return context.lang.transactionVoucherCreated;
+      case Response_TransactionTypes.VoucherRedeemed:
+        return context.lang.transactionVoucherRedeemed;
+    }
+    return type.toString();
+  }
+
   @override
   Widget build(BuildContext context) {
     final myLocale = Localizations.localeOf(context);
@@ -98,7 +119,7 @@ class _TransactionCardState extends State<TransactionCard> {
                   crossAxisAlignment: CrossAxisAlignment.start,
                   children: [
                     Text(
-                      widget.transaction.transactionType,
+                      typeToText(widget.transaction.transactionType),
                       style: TextStyle(
                         fontSize: 18,
                         fontWeight: FontWeight.bold,