lib/api/category.dart

@@ -18,43 +18,25 @@ class WalletCategory {
     required this.color,
   });
 
-  /// Generates a class instance from a Map
+  /// Connects the generated fromJson method
   factory WalletCategory.fromJson(Map<String, dynamic> json) =>
       _$WalletCategoryFromJson(json);
 
-  /// Default [WalletCategory] instance for json_serializable
-  factory WalletCategory.unknown() => WalletCategory(
-        name: "Unknown",
-        id: -1,
-        icon: Icons.question_mark,
-        color: Colors.green,
-      );
-
   /// User-defined name
-  @JsonKey(defaultValue: "Unknown")
   String name;
 
   /// Unique identificator of the category
-  @JsonKey(required: true, disallowNullValue: true)
   final int id;
 
   /// Selected Icon for the category
-  @JsonKey(
+  @JsonKey(fromJson: _iconDataFromJson, toJson: _iconDataToJson)
-    fromJson: _iconDataFromJson,
-    toJson: _iconDataToJson,
-    defaultValue: _defaultIcon,
-  )
   IconData icon;
 
   /// The color that will be displayed with entry
-  @JsonKey(
+  @JsonKey(fromJson: _colorFromJson, toJson: _colorToJson)
-    fromJson: _colorFromJson,
-    toJson: _colorToJson,
-    defaultValue: _defaultColor,
-  )
   Color color;
 
-  /// Converts the data in this instance into a Map
+  /// Connects the generated toJson method
   Map<String, dynamic> toJson() => _$WalletCategoryToJson(this);
 
   @override
@@ -80,6 +62,3 @@ enum EntryType {
   /// Income
   income
 }
-
-IconData _defaultIcon() => Icons.question_mark;
-Color _defaultColor() => Colors.green;

lib/api/category.g.dart

@@ -1,3 +1,7 @@
+// SPDX-FileCopyrightText: (C) 2024 Matyáš Caras
+//
+// SPDX-License-Identifier: AGPL-3.0-only
+
 // GENERATED CODE - DO NOT MODIFY BY HAND
 
 part of 'category.dart';
@@ -6,23 +10,13 @@ part of 'category.dart';
 // JsonSerializableGenerator
 // **************************************************************************
 
-WalletCategory _$WalletCategoryFromJson(Map<String, dynamic> json) {
+WalletCategory _$WalletCategoryFromJson(Map<String, dynamic> json) =>
-  $checkKeys(
+    WalletCategory(
-    json,
+      name: json['name'] as String,
-    requiredKeys: const ['id'],
+      id: json['id'] as int,
-    disallowNullValues: const ['id'],
+      icon: _iconDataFromJson(json['icon'] as Map<String, dynamic>),
+      color: _colorFromJson(json['color'] as int),
     );
-  return WalletCategory(
-    name: json['name'] as String? ?? 'Unknown',
-    id: (json['id'] as num).toInt(),
-    icon: json['icon'] == null
-        ? _defaultIcon()
-        : _iconDataFromJson(json['icon'] as Map<String, dynamic>),
-    color: json['color'] == null
-        ? _defaultColor()
-        : _colorFromJson((json['color'] as num).toInt()),
-  );
-}
 
 Map<String, dynamic> _$WalletCategoryToJson(WalletCategory instance) =>
     <String, dynamic>{

lib/api/debt_entry.dart

@@ -1,42 +0,0 @@
-import 'package:json_annotation/json_annotation.dart';
-import 'package:prasule/api/debt_person.dart';
-part 'debt_entry.g.dart';
-
-/// Single transaction
-///
-/// The debt will be split between people who are not in [whoPayed]
-@JsonSerializable()
-class DebtEntry {
-  /// Single transaction
-  ///
-  /// The debt will be split between people who are not in [whoPayed]
-  DebtEntry({
-    required this.id,
-    required this.amount,
-    required this.name,
-    required this.whoPayed,
-  }) : assert(whoPayed.isNotEmpty, "There has to be at least one payer");
-
-  /// Generates a class instance from a Map
-  factory DebtEntry.fromJson(Map<String, dynamic> json) =>
-      _$DebtEntryFromJson(json);
-
-  /// Converts the data in this instance into a Map
-  Map<String, dynamic> toJson() => _$DebtEntryToJson(this);
-
-  /// Unique identifier
-  @JsonKey(required: true, disallowNullValue: true)
-  final int id;
-
-  /// The payed amount
-  @JsonKey(defaultValue: 0)
-  int amount;
-
-  /// User-friendly identifier for the transaction
-  @JsonKey(defaultValue: "Unknown")
-  String name;
-
-  /// List of people who payed
-  @JsonKey(defaultValue: DebtPerson.unknownPerson)
-  List<DebtPerson> whoPayed;
-}

lib/api/debt_entry.g.dart

@@ -1,31 +0,0 @@
-// GENERATED CODE - DO NOT MODIFY BY HAND
-
-part of 'debt_entry.dart';
-
-// **************************************************************************
-// JsonSerializableGenerator
-// **************************************************************************
-
-DebtEntry _$DebtEntryFromJson(Map<String, dynamic> json) {
-  $checkKeys(
-    json,
-    requiredKeys: const ['id'],
-    disallowNullValues: const ['id'],
-  );
-  return DebtEntry(
-    id: (json['id'] as num).toInt(),
-    amount: (json['amount'] as num?)?.toInt() ?? 0,
-    name: json['name'] as String? ?? 'Unknown',
-    whoPayed: (json['whoPayed'] as List<dynamic>?)
-            ?.map((e) => DebtPerson.fromJson(e as Map<String, dynamic>))
-            .toList() ??
-        DebtPerson.unknownPerson(),
-  );
-}
-
-Map<String, dynamic> _$DebtEntryToJson(DebtEntry instance) => <String, dynamic>{
-      'id': instance.id,
-      'amount': instance.amount,
-      'name': instance.name,
-      'whoPayed': instance.whoPayed,
-    };

lib/api/debt_person.dart

@@ -1,28 +0,0 @@
-import 'package:json_annotation/json_annotation.dart';
-part 'debt_person.g.dart';
-
-@JsonSerializable()
-
-/// Represents a single person in a debt scenario
-class DebtPerson {
-  /// Represents a single person in a debt scenario
-  DebtPerson({required this.id, required this.name});
-
-  /// Default [DebtPerson] instance for json_serializable
-  factory DebtPerson.unknownPerson() => DebtPerson(id: -1, name: "Unknown");
-
-  /// Generates a class instance from a Map
-  factory DebtPerson.fromJson(Map<String, dynamic> json) =>
-      _$DebtPersonFromJson(json);
-
-  /// Converts the data in this instance into a Map
-  Map<String, dynamic> toJson() => _$DebtPersonToJson(this);
-
-  /// Unique identifier
-  @JsonKey(required: true, disallowNullValue: true)
-  final int id;
-
-  /// Identifier that the user will see
-  @JsonKey(defaultValue: "Unknown")
-  String name;
-}

lib/api/debt_person.g.dart

@@ -1,25 +0,0 @@
-// GENERATED CODE - DO NOT MODIFY BY HAND
-
-part of 'debt_person.dart';
-
-// **************************************************************************
-// JsonSerializableGenerator
-// **************************************************************************
-
-DebtPerson _$DebtPersonFromJson(Map<String, dynamic> json) {
-  $checkKeys(
-    json,
-    requiredKeys: const ['id'],
-    disallowNullValues: const ['id'],
-  );
-  return DebtPerson(
-    id: (json['id'] as num).toInt(),
-    name: json['name'] as String? ?? 'Unknown',
-  );
-}
-
-Map<String, dynamic> _$DebtPersonToJson(DebtPerson instance) =>
-    <String, dynamic>{
-      'id': instance.id,
-      'name': instance.name,
-    };

lib/api/debt_scenario.dart

@@ -1,46 +0,0 @@
-import 'package:json_annotation/json_annotation.dart';
-import 'package:prasule/api/debt_entry.dart';
-import 'package:prasule/api/debt_person.dart';
-part 'debt_scenario.g.dart';
-
-/// A folder for different entries and people
-@JsonSerializable()
-class DebtScenario {
-  /// A folder for different entries and people
-  DebtScenario({
-    required this.id,
-    required this.name,
-    required this.isArchived,
-    this.entries = const [],
-    this.people = const [],
-  });
-
-  /// Generates a class instance from a Map
-  factory DebtScenario.fromJson(Map<String, dynamic> json) =>
-      _$DebtScenarioFromJson(json);
-
-  /// Converts the data in this instance into a Map
-  Map<String, dynamic> toJson() => _$DebtScenarioToJson(this);
-
-  /// Unique identified
-  @JsonKey(disallowNullValue: true)
-  final int id;
-
-  /// User-friendly identifier
-  @JsonKey(defaultValue: "Unknown")
-  String name;
-
-  /// Whether this scenario should be shown under archived ones
-  @JsonKey(defaultValue: false)
-  bool isArchived;
-
-  /// All entries
-  @JsonKey(defaultValue: [])
-  List<DebtEntry> entries;
-
-  /// All people
-  @JsonKey(defaultValue: _defaultPeopleList)
-  List<DebtPerson> people;
-}
-
-List<DebtPerson> _defaultPeopleList() => [DebtPerson.unknownPerson()];

lib/api/debt_scenario.g.dart

@@ -1,36 +0,0 @@
-// GENERATED CODE - DO NOT MODIFY BY HAND
-
-part of 'debt_scenario.dart';
-
-// **************************************************************************
-// JsonSerializableGenerator
-// **************************************************************************
-
-DebtScenario _$DebtScenarioFromJson(Map<String, dynamic> json) {
-  $checkKeys(
-    json,
-    disallowNullValues: const ['id'],
-  );
-  return DebtScenario(
-    id: (json['id'] as num).toInt(),
-    name: json['name'] as String? ?? 'Unknown',
-    isArchived: json['isArchived'] as bool? ?? false,
-    entries: (json['entries'] as List<dynamic>?)
-            ?.map((e) => DebtEntry.fromJson(e as Map<String, dynamic>))
-            .toList() ??
-        [],
-    people: (json['people'] as List<dynamic>?)
-            ?.map((e) => DebtPerson.fromJson(e as Map<String, dynamic>))
-            .toList() ??
-        _defaultPeopleList(),
-  );
-}
-
-Map<String, dynamic> _$DebtScenarioToJson(DebtScenario instance) =>
-    <String, dynamic>{
-      'id': instance.id,
-      'name': instance.name,
-      'isArchived': instance.isArchived,
-      'entries': instance.entries,
-      'people': instance.people,
-    };

lib/api/entry_data.dart

@@ -11,25 +11,19 @@ class EntryData {
   /// Contains raw data
   EntryData({required this.name, required this.amount, this.description = ""});
 
-  /// Generates a class instance from a Map
+  /// Connects the generated fromJson method
   factory EntryData.fromJson(Map<String, dynamic> json) =>
       _$EntryDataFromJson(json);
 
-  /// [EntryData] instance used as a default value for json_serializable
-  factory EntryData.unknown() => EntryData(name: "Unknown", amount: 0);
-
   /// Name of entry
-  @JsonKey(defaultValue: "Unknown")
   String name;
 
   /// Optional description, default is empty
-  @JsonKey(defaultValue: "")
   String description;
 
   /// Amount for entry
-  @JsonKey(defaultValue: 0)
   double amount;
 
-  /// Converts the data in this instance into a Map
+  /// Connects the generated toJson method
   Map<String, dynamic> toJson() => _$EntryDataToJson(this);
 }

lib/api/entry_data.g.dart

@@ -1,3 +1,7 @@
+// SPDX-FileCopyrightText: (C) 2024 Matyáš Caras
+//
+// SPDX-License-Identifier: AGPL-3.0-only
+
 // GENERATED CODE - DO NOT MODIFY BY HAND
 
 part of 'entry_data.dart';
@@ -7,9 +11,9 @@ part of 'entry_data.dart';
 // **************************************************************************
 
 EntryData _$EntryDataFromJson(Map<String, dynamic> json) => EntryData(
-      name: json['name'] as String? ?? 'Unknown',
+      name: json['name'] as String,
-      amount: (json['amount'] as num?)?.toDouble() ?? 0,
+      amount: (json['amount'] as num).toDouble(),
-      description: json['description'] as String? ?? '',
+      description: json['description'] as String? ?? "",
     );
 
 Map<String, dynamic> _$EntryDataToJson(EntryData instance) => <String, dynamic>{

lib/api/recurring_entry.dart

@@ -24,24 +24,21 @@ class RecurringWalletEntry extends WalletSingleEntry {
     this.repeatAfter = 1,
   });
 
-  /// Generates a class instance from a Map
+  /// Connects the generated fromJson method
   factory RecurringWalletEntry.fromJson(Map<String, dynamic> json) =>
       _$RecurringWalletEntryFromJson(json);
 
-  /// Converts the data in this instance into a Map
+  /// Connects the generated toJson method
   @override
   Map<String, dynamic> toJson() => _$RecurringWalletEntryToJson(this);
 
   /// Last date the recurring entry was added into the single entry list
-  @JsonKey(defaultValue: DateTime.now)
   DateTime lastRunDate;
 
   /// After how many {recurType} should the entry recur
-  @JsonKey(defaultValue: 1)
   int repeatAfter;
 
   /// What type of recurrence should happen
-  @JsonKey(defaultValue: RecurType.month)
   RecurType recurType;
 }
 

lib/api/recurring_entry.g.dart

@@ -1,3 +1,7 @@
+// SPDX-FileCopyrightText: (C) 2024 Matyáš Caras
+//
+// SPDX-License-Identifier: AGPL-3.0-only
+
 // GENERATED CODE - DO NOT MODIFY BY HAND
 
 part of 'recurring_entry.dart';
@@ -6,33 +10,19 @@ part of 'recurring_entry.dart';
 // JsonSerializableGenerator
 // **************************************************************************
 
-RecurringWalletEntry _$RecurringWalletEntryFromJson(Map<String, dynamic> json) {
+RecurringWalletEntry _$RecurringWalletEntryFromJson(
-  $checkKeys(
+        Map<String, dynamic> json) =>
-    json,
+    RecurringWalletEntry(
-    requiredKeys: const ['id'],
+      data: EntryData.fromJson(json['data'] as Map<String, dynamic>),
-    disallowNullValues: const ['id'],
+      type: $enumDecode(_$EntryTypeEnumMap, json['type']),
+      date: DateTime.parse(json['date'] as String),
+      category:
+          WalletCategory.fromJson(json['category'] as Map<String, dynamic>),
+      id: json['id'] as int,
+      lastRunDate: DateTime.parse(json['lastRunDate'] as String),
+      repeatAfter: json['repeatAfter'] as int,
+      recurType: $enumDecode(_$RecurTypeEnumMap, json['recurType']),
     );
-  return RecurringWalletEntry(
-    data: json['data'] == null
-        ? EntryData.unknown()
-        : EntryData.fromJson(json['data'] as Map<String, dynamic>),
-    type: $enumDecodeNullable(_$EntryTypeEnumMap, json['type']) ??
-        EntryType.expense,
-    date: json['date'] == null
-        ? DateTime.now()
-        : DateTime.parse(json['date'] as String),
-    category: json['category'] == null
-        ? WalletCategory.unknown()
-        : WalletCategory.fromJson(json['category'] as Map<String, dynamic>),
-    id: (json['id'] as num).toInt(),
-    lastRunDate: json['lastRunDate'] == null
-        ? DateTime.now()
-        : DateTime.parse(json['lastRunDate'] as String),
-    recurType: $enumDecodeNullable(_$RecurTypeEnumMap, json['recurType']) ??
-        RecurType.month,
-    repeatAfter: (json['repeatAfter'] as num?)?.toInt() ?? 1,
-  );
-}
 
 Map<String, dynamic> _$RecurringWalletEntryToJson(
         RecurringWalletEntry instance) =>

lib/api/wallet.dart

@@ -34,39 +34,31 @@ class Wallet {
     this.starterBalance = 0,
   });
 
-  /// Generates a class instance from a Map
+  /// Connects the generated fromJson method
   factory Wallet.fromJson(Map<String, dynamic> json) => _$WalletFromJson(json);
 
   /// A list of all [RecurringWalletEntry]s
-  @JsonKey(defaultValue: [])
   final List<RecurringWalletEntry> recurringEntries;
 
   /// Name of the wallet
-  @JsonKey(defaultValue: "Unknown")
   final String name;
 
   /// A list of available categories
-  @JsonKey(defaultValue: _defaultWalletCategory)
   final List<WalletCategory> categories;
 
   /// List of saved entries
-  @JsonKey(defaultValue: [])
   final List<WalletSingleEntry> entries;
 
   /// The starting balance of the wallet
   ///
   /// Used to calculate current balance
-  @JsonKey(defaultValue: 0)
   double starterBalance;
 
   /// Selected currency
-  @JsonKey(
+  @JsonKey(fromJson: _currencyFromJson)
-    fromJson: _currencyFromJson,
-    defaultValue: _defaultCurrency,
-  )
   final Currency currency;
 
-  /// Converts the data in this instance into a Map
+  /// Connects the generated toJson method
   Map<String, dynamic> toJson() => _$WalletToJson(this);
 
   /// Getter for the next unused unique number ID in the wallet's **entry** list
@@ -289,20 +281,3 @@ class Wallet {
     WalletManager.saveWallet(this);
   }
 }
-
-List<WalletCategory> _defaultWalletCategory() => [WalletCategory.unknown()];
-Currency _defaultCurrency() => Currency.from(
-      json: {
-        "code": "USD",
-        "name": "United States Dollar",
-        "symbol": r"$",
-        "flag": "USD",
-        "decimal_digits": 2,
-        "number": 840,
-        "name_plural": "US dollars",
-        "thousands_separator": ",",
-        "decimal_separator": ".",
-        "space_between_amount_and_symbol": false,
-        "symbol_on_left": true,
-      },
-    );

lib/api/wallet.g.dart

@@ -1,3 +1,7 @@
+// SPDX-FileCopyrightText: (C) 2024 Matyáš Caras
+//
+// SPDX-License-Identifier: AGPL-3.0-only
+
 // GENERATED CODE - DO NOT MODIFY BY HAND
 
 part of 'wallet.dart';
@@ -7,24 +11,22 @@ part of 'wallet.dart';
 // **************************************************************************
 
 Wallet _$WalletFromJson(Map<String, dynamic> json) => Wallet(
-      name: json['name'] as String? ?? 'Unknown',
+      name: json['name'] as String,
-      currency: json['currency'] == null
+      currency: _currencyFromJson(json['currency'] as Map<String, dynamic>),
-          ? _defaultCurrency()
-          : _currencyFromJson(json['currency'] as Map<String, dynamic>),
       categories: (json['categories'] as List<dynamic>?)
               ?.map((e) => WalletCategory.fromJson(e as Map<String, dynamic>))
               .toList() ??
-          _defaultWalletCategory(),
+          const [],
       entries: (json['entries'] as List<dynamic>?)
               ?.map(
                   (e) => WalletSingleEntry.fromJson(e as Map<String, dynamic>))
               .toList() ??
-          [],
+          const [],
       recurringEntries: (json['recurringEntries'] as List<dynamic>?)
               ?.map((e) =>
                   RecurringWalletEntry.fromJson(e as Map<String, dynamic>))
               .toList() ??
-          [],
+          const [],
       starterBalance: (json['starterBalance'] as num?)?.toDouble() ?? 0,
     );
 

lib/api/wallet_entry.dart

@@ -21,30 +21,25 @@ class WalletSingleEntry {
     required this.id,
   });
 
-  /// Generates a class instance from a Map
+  /// Connects the generated fromJson method
   factory WalletSingleEntry.fromJson(Map<String, dynamic> json) =>
       _$WalletSingleEntryFromJson(json);
 
   /// Expense or income
-  @JsonKey(defaultValue: EntryType.expense)
   EntryType type;
 
   /// Actual entry data
-  @JsonKey(defaultValue: EntryData.unknown)
   EntryData data;
 
   /// Date of entry creation
-  @JsonKey(defaultValue: DateTime.now)
   DateTime date;
 
   /// Selected category
-  @JsonKey(defaultValue: WalletCategory.unknown)
   WalletCategory category;
 
   /// Unique entry ID
-  @JsonKey(required: true, disallowNullValue: true)
+  int id;
-  final int id;
 
-  /// Converts the data in this instance into a Map
+  /// Connects the generated toJson method
   Map<String, dynamic> toJson() => _$WalletSingleEntryToJson(this);
 }

lib/api/wallet_entry.g.dart

@@ -1,3 +1,7 @@
+// SPDX-FileCopyrightText: (C) 2024 Matyáš Caras
+//
+// SPDX-License-Identifier: AGPL-3.0-only
+
 // GENERATED CODE - DO NOT MODIFY BY HAND
 
 part of 'wallet_entry.dart';
@@ -6,27 +10,15 @@ part of 'wallet_entry.dart';
 // JsonSerializableGenerator
 // **************************************************************************
 
-WalletSingleEntry _$WalletSingleEntryFromJson(Map<String, dynamic> json) {
+WalletSingleEntry _$WalletSingleEntryFromJson(Map<String, dynamic> json) =>
-  $checkKeys(
+    WalletSingleEntry(
-    json,
+      data: EntryData.fromJson(json['data'] as Map<String, dynamic>),
-    requiredKeys: const ['id'],
+      type: $enumDecode(_$EntryTypeEnumMap, json['type']),
-    disallowNullValues: const ['id'],
+      date: DateTime.parse(json['date'] as String),
+      category:
+          WalletCategory.fromJson(json['category'] as Map<String, dynamic>),
+      id: json['id'] as int,
     );
-  return WalletSingleEntry(
-    data: json['data'] == null
-        ? EntryData.unknown()
-        : EntryData.fromJson(json['data'] as Map<String, dynamic>),
-    type: $enumDecodeNullable(_$EntryTypeEnumMap, json['type']) ??
-        EntryType.expense,
-    date: json['date'] == null
-        ? DateTime.now()
-        : DateTime.parse(json['date'] as String),
-    category: json['category'] == null
-        ? WalletCategory.unknown()
-        : WalletCategory.fromJson(json['category'] as Map<String, dynamic>),
-    id: (json['id'] as num).toInt(),
-  );
-}
 
 Map<String, dynamic> _$WalletSingleEntryToJson(WalletSingleEntry instance) =>
     <String, dynamic>{