Add settings page

lib/ui/navigation.dart

@@ -5,13 +5,14 @@ import 'package:okane/ui/pages/account/account.dart';
 import 'package:okane/ui/pages/beneficiary_list.dart';
 import 'package:okane/ui/pages/budgets/budget_details.dart';
 import 'package:okane/ui/pages/budgets/budgets.dart';
+import 'package:okane/ui/pages/settings.dart';
 import 'package:okane/ui/pages/template_list.dart';
 import 'package:okane/ui/pages/transaction_details.dart';
 import 'package:okane/ui/pages/transaction_list.dart';
 import 'package:okane/ui/state/core.dart';
 import 'package:okane/ui/widgets/account_indicator.dart';
 
-enum OkanePage { accounts, transactions, beneficiaries, templates, budgets }
+enum OkanePage { accounts, transactions, beneficiaries, templates, budgets, settings }
 
 typedef OkanePageBuilder = Widget Function(bool);
 
@@ -96,6 +97,14 @@ final _pages = <OkanePageItem>[
     (_) => BudgetDetailsPage(),
     true,
   ),
+  OkanePageItem(
+    OkanePage.settings,
+    Icons.settings,
+    "Settings",
+    SettingsPage(),
+    null,
+    false,
+  ),
 ];
 
 class OkaneNavigationRail extends StatelessWidget {

lib/ui/pages/settings.dart

@@ -0,0 +1,59 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:get_it/get_it.dart';
+import 'package:okane/ui/state/settings.dart';
+import 'package:okane/ui/utils.dart';
+
+class SettingsPage extends StatelessWidget {
+  const SettingsPage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return ListView(
+      children: [
+        BlocBuilder<SettingsCubit, SettingsWrapper>(
+          builder:
+              (context, state) => ListTile(
+                title: Text("Color Scheme"),
+                subtitle: switch (state.settings.colorScheme) {
+                  ColorSchemeSettings.dark => Text("Dark"),
+                  ColorSchemeSettings.light => Text("Light"),
+                  ColorSchemeSettings.system => Text("System"),
+                },
+                onTap: () async {
+                  final colorScheme = await showDialogOrModal(
+                    context: context,
+                    builder:
+                        (context) => ListView(
+                          shrinkWrap: true,
+                          children:
+                              ColorSchemeSettings.values
+                                  .map(
+                                    (s) => ListTile(
+                                      title: Text(switch (s) {
+                                        ColorSchemeSettings.dark => "Dark",
+                                        ColorSchemeSettings.light => "Light",
+                                        ColorSchemeSettings.system => "System",
+                                      }),
+                                      onTap: () {
+                                        Navigator.of(context).pop(s);
+                                      },
+                                    ),
+                                  )
+                                  .toList(),
+                        ),
+                  );
+                  if (colorScheme == null) {
+                    return;
+                  }
+
+                  await GetIt.I.get<SettingsCubit>().setSettings(
+                    state.settings.copyWith(colorScheme: colorScheme),
+                  );
+                },
+              ),
+        ),
+      ],
+    );
+  }
+}

lib/ui/state/core.freezed.dart

@@ -12,8 +12,7 @@ part of 'core.dart';
 T _$identity<T>(T value) => value;
 
 final _privateConstructorUsedError = UnsupportedError(
-  'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more information: https://github.com/rrousselGit/freezed#adding-getters-and-methods-to-our-models',
-);
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more information: https://github.com/rrousselGit/freezed#adding-getters-and-methods-to-our-models');
 
 /// @nodoc
 mixin _$CoreState {
@@ -42,19 +41,18 @@ abstract class $CoreStateCopyWith<$Res> {
   factory $CoreStateCopyWith(CoreState value, $Res Function(CoreState) then) =
       _$CoreStateCopyWithImpl<$Res, CoreState>;
   @useResult
-  $Res call({
-    OkanePage activePage,
-    int? activeAccountIndex,
-    Transaction? activeTransaction,
-    List<Account> accounts,
-    List<RecurringTransaction> recurringTransactions,
-    List<Transaction> transactions,
-    List<TransactionTemplate> transactionTemplates,
-    List<Beneficiary> beneficiaries,
-    List<ExpenseCategory> expenseCategories,
-    List<Budget> budgets,
-    Budget? activeBudget,
-  });
+  $Res call(
+      {OkanePage activePage,
+      int? activeAccountIndex,
+      Transaction? activeTransaction,
+      List<Account> accounts,
+      List<RecurringTransaction> recurringTransactions,
+      List<Transaction> transactions,
+      List<TransactionTemplate> transactionTemplates,
+      List<Beneficiary> beneficiaries,
+      List<ExpenseCategory> expenseCategories,
+      List<Budget> budgets,
+      Budget? activeBudget});
 }
 
 /// @nodoc
@@ -82,66 +80,52 @@ class _$CoreStateCopyWithImpl<$Res, $Val extends CoreState>
     Object? budgets = null,
     Object? activeBudget = freezed,
   }) {
-    return _then(
-      _value.copyWith(
-            activePage:
-                null == activePage
-                    ? _value.activePage
-                    : activePage // ignore: cast_nullable_to_non_nullable
-                        as OkanePage,
-            activeAccountIndex:
-                freezed == activeAccountIndex
-                    ? _value.activeAccountIndex
-                    : activeAccountIndex // ignore: cast_nullable_to_non_nullable
-                        as int?,
-            activeTransaction:
-                freezed == activeTransaction
-                    ? _value.activeTransaction
-                    : activeTransaction // ignore: cast_nullable_to_non_nullable
-                        as Transaction?,
-            accounts:
-                null == accounts
-                    ? _value.accounts
-                    : accounts // ignore: cast_nullable_to_non_nullable
-                        as List<Account>,
-            recurringTransactions:
-                null == recurringTransactions
-                    ? _value.recurringTransactions
-                    : recurringTransactions // ignore: cast_nullable_to_non_nullable
-                        as List<RecurringTransaction>,
-            transactions:
-                null == transactions
-                    ? _value.transactions
-                    : transactions // ignore: cast_nullable_to_non_nullable
-                        as List<Transaction>,
-            transactionTemplates:
-                null == transactionTemplates
-                    ? _value.transactionTemplates
-                    : transactionTemplates // ignore: cast_nullable_to_non_nullable
-                        as List<TransactionTemplate>,
-            beneficiaries:
-                null == beneficiaries
-                    ? _value.beneficiaries
-                    : beneficiaries // ignore: cast_nullable_to_non_nullable
-                        as List<Beneficiary>,
-            expenseCategories:
-                null == expenseCategories
-                    ? _value.expenseCategories
-                    : expenseCategories // ignore: cast_nullable_to_non_nullable
-                        as List<ExpenseCategory>,
-            budgets:
-                null == budgets
-                    ? _value.budgets
-                    : budgets // ignore: cast_nullable_to_non_nullable
-                        as List<Budget>,
-            activeBudget:
-                freezed == activeBudget
-                    ? _value.activeBudget
-                    : activeBudget // ignore: cast_nullable_to_non_nullable
-                        as Budget?,
-          )
-          as $Val,
-    );
+    return _then(_value.copyWith(
+      activePage: null == activePage
+          ? _value.activePage
+          : activePage // ignore: cast_nullable_to_non_nullable
+              as OkanePage,
+      activeAccountIndex: freezed == activeAccountIndex
+          ? _value.activeAccountIndex
+          : activeAccountIndex // ignore: cast_nullable_to_non_nullable
+              as int?,
+      activeTransaction: freezed == activeTransaction
+          ? _value.activeTransaction
+          : activeTransaction // ignore: cast_nullable_to_non_nullable
+              as Transaction?,
+      accounts: null == accounts
+          ? _value.accounts
+          : accounts // ignore: cast_nullable_to_non_nullable
+              as List<Account>,
+      recurringTransactions: null == recurringTransactions
+          ? _value.recurringTransactions
+          : recurringTransactions // ignore: cast_nullable_to_non_nullable
+              as List<RecurringTransaction>,
+      transactions: null == transactions
+          ? _value.transactions
+          : transactions // ignore: cast_nullable_to_non_nullable
+              as List<Transaction>,
+      transactionTemplates: null == transactionTemplates
+          ? _value.transactionTemplates
+          : transactionTemplates // ignore: cast_nullable_to_non_nullable
+              as List<TransactionTemplate>,
+      beneficiaries: null == beneficiaries
+          ? _value.beneficiaries
+          : beneficiaries // ignore: cast_nullable_to_non_nullable
+              as List<Beneficiary>,
+      expenseCategories: null == expenseCategories
+          ? _value.expenseCategories
+          : expenseCategories // ignore: cast_nullable_to_non_nullable
+              as List<ExpenseCategory>,
+      budgets: null == budgets
+          ? _value.budgets
+          : budgets // ignore: cast_nullable_to_non_nullable
+              as List<Budget>,
+      activeBudget: freezed == activeBudget
+          ? _value.activeBudget
+          : activeBudget // ignore: cast_nullable_to_non_nullable
+              as Budget?,
+    ) as $Val);
   }
 }
 
@@ -149,24 +133,22 @@ class _$CoreStateCopyWithImpl<$Res, $Val extends CoreState>
 abstract class _$$CoreStateImplCopyWith<$Res>
     implements $CoreStateCopyWith<$Res> {
   factory _$$CoreStateImplCopyWith(
-    _$CoreStateImpl value,
-    $Res Function(_$CoreStateImpl) then,
-  ) = __$$CoreStateImplCopyWithImpl<$Res>;
+          _$CoreStateImpl value, $Res Function(_$CoreStateImpl) then) =
+      __$$CoreStateImplCopyWithImpl<$Res>;
   @override
   @useResult
-  $Res call({
-    OkanePage activePage,
-    int? activeAccountIndex,
-    Transaction? activeTransaction,
-    List<Account> accounts,
-    List<RecurringTransaction> recurringTransactions,
-    List<Transaction> transactions,
-    List<TransactionTemplate> transactionTemplates,
-    List<Beneficiary> beneficiaries,
-    List<ExpenseCategory> expenseCategories,
-    List<Budget> budgets,
-    Budget? activeBudget,
-  });
+  $Res call(
+      {OkanePage activePage,
+      int? activeAccountIndex,
+      Transaction? activeTransaction,
+      List<Account> accounts,
+      List<RecurringTransaction> recurringTransactions,
+      List<Transaction> transactions,
+      List<TransactionTemplate> transactionTemplates,
+      List<Beneficiary> beneficiaries,
+      List<ExpenseCategory> expenseCategories,
+      List<Budget> budgets,
+      Budget? activeBudget});
 }
 
 /// @nodoc
@@ -174,9 +156,8 @@ class __$$CoreStateImplCopyWithImpl<$Res>
     extends _$CoreStateCopyWithImpl<$Res, _$CoreStateImpl>
     implements _$$CoreStateImplCopyWith<$Res> {
   __$$CoreStateImplCopyWithImpl(
-    _$CoreStateImpl _value,
-    $Res Function(_$CoreStateImpl) _then,
-  ) : super(_value, _then);
+      _$CoreStateImpl _value, $Res Function(_$CoreStateImpl) _then)
+      : super(_value, _then);
 
   @pragma('vm:prefer-inline')
   @override
@@ -193,90 +174,77 @@ class __$$CoreStateImplCopyWithImpl<$Res>
     Object? budgets = null,
     Object? activeBudget = freezed,
   }) {
-    return _then(
-      _$CoreStateImpl(
-        activePage:
-            null == activePage
-                ? _value.activePage
-                : activePage // ignore: cast_nullable_to_non_nullable
-                    as OkanePage,
-        activeAccountIndex:
-            freezed == activeAccountIndex
-                ? _value.activeAccountIndex
-                : activeAccountIndex // ignore: cast_nullable_to_non_nullable
-                    as int?,
-        activeTransaction:
-            freezed == activeTransaction
-                ? _value.activeTransaction
-                : activeTransaction // ignore: cast_nullable_to_non_nullable
-                    as Transaction?,
-        accounts:
-            null == accounts
-                ? _value._accounts
-                : accounts // ignore: cast_nullable_to_non_nullable
-                    as List<Account>,
-        recurringTransactions:
-            null == recurringTransactions
-                ? _value._recurringTransactions
-                : recurringTransactions // ignore: cast_nullable_to_non_nullable
-                    as List<RecurringTransaction>,
-        transactions:
-            null == transactions
-                ? _value._transactions
-                : transactions // ignore: cast_nullable_to_non_nullable
-                    as List<Transaction>,
-        transactionTemplates:
-            null == transactionTemplates
-                ? _value._transactionTemplates
-                : transactionTemplates // ignore: cast_nullable_to_non_nullable
-                    as List<TransactionTemplate>,
-        beneficiaries:
-            null == beneficiaries
-                ? _value._beneficiaries
-                : beneficiaries // ignore: cast_nullable_to_non_nullable
-                    as List<Beneficiary>,
-        expenseCategories:
-            null == expenseCategories
-                ? _value._expenseCategories
-                : expenseCategories // ignore: cast_nullable_to_non_nullable
-                    as List<ExpenseCategory>,
-        budgets:
-            null == budgets
-                ? _value._budgets
-                : budgets // ignore: cast_nullable_to_non_nullable
-                    as List<Budget>,
-        activeBudget:
-            freezed == activeBudget
-                ? _value.activeBudget
-                : activeBudget // ignore: cast_nullable_to_non_nullable
-                    as Budget?,
-      ),
-    );
+    return _then(_$CoreStateImpl(
+      activePage: null == activePage
+          ? _value.activePage
+          : activePage // ignore: cast_nullable_to_non_nullable
+              as OkanePage,
+      activeAccountIndex: freezed == activeAccountIndex
+          ? _value.activeAccountIndex
+          : activeAccountIndex // ignore: cast_nullable_to_non_nullable
+              as int?,
+      activeTransaction: freezed == activeTransaction
+          ? _value.activeTransaction
+          : activeTransaction // ignore: cast_nullable_to_non_nullable
+              as Transaction?,
+      accounts: null == accounts
+          ? _value._accounts
+          : accounts // ignore: cast_nullable_to_non_nullable
+              as List<Account>,
+      recurringTransactions: null == recurringTransactions
+          ? _value._recurringTransactions
+          : recurringTransactions // ignore: cast_nullable_to_non_nullable
+              as List<RecurringTransaction>,
+      transactions: null == transactions
+          ? _value._transactions
+          : transactions // ignore: cast_nullable_to_non_nullable
+              as List<Transaction>,
+      transactionTemplates: null == transactionTemplates
+          ? _value._transactionTemplates
+          : transactionTemplates // ignore: cast_nullable_to_non_nullable
+              as List<TransactionTemplate>,
+      beneficiaries: null == beneficiaries
+          ? _value._beneficiaries
+          : beneficiaries // ignore: cast_nullable_to_non_nullable
+              as List<Beneficiary>,
+      expenseCategories: null == expenseCategories
+          ? _value._expenseCategories
+          : expenseCategories // ignore: cast_nullable_to_non_nullable
+              as List<ExpenseCategory>,
+      budgets: null == budgets
+          ? _value._budgets
+          : budgets // ignore: cast_nullable_to_non_nullable
+              as List<Budget>,
+      activeBudget: freezed == activeBudget
+          ? _value.activeBudget
+          : activeBudget // ignore: cast_nullable_to_non_nullable
+              as Budget?,
+    ));
   }
 }
 
 /// @nodoc
 
 class _$CoreStateImpl implements _CoreState {
-  const _$CoreStateImpl({
-    this.activePage = OkanePage.accounts,
-    this.activeAccountIndex,
-    this.activeTransaction = null,
-    final List<Account> accounts = const [],
-    final List<RecurringTransaction> recurringTransactions = const [],
-    final List<Transaction> transactions = const [],
-    final List<TransactionTemplate> transactionTemplates = const [],
-    final List<Beneficiary> beneficiaries = const [],
-    final List<ExpenseCategory> expenseCategories = const [],
-    final List<Budget> budgets = const [],
-    this.activeBudget = null,
-  }) : _accounts = accounts,
-       _recurringTransactions = recurringTransactions,
-       _transactions = transactions,
-       _transactionTemplates = transactionTemplates,
-       _beneficiaries = beneficiaries,
-       _expenseCategories = expenseCategories,
-       _budgets = budgets;
+  const _$CoreStateImpl(
+      {this.activePage = OkanePage.accounts,
+      this.activeAccountIndex,
+      this.activeTransaction = null,
+      final List<Account> accounts = const [],
+      final List<RecurringTransaction> recurringTransactions = const [],
+      final List<Transaction> transactions = const [],
+      final List<TransactionTemplate> transactionTemplates = const [],
+      final List<Beneficiary> beneficiaries = const [],
+      final List<ExpenseCategory> expenseCategories = const [],
+      final List<Budget> budgets = const [],
+      this.activeBudget = null})
+      : _accounts = accounts,
+        _recurringTransactions = recurringTransactions,
+        _transactions = transactions,
+        _transactionTemplates = transactionTemplates,
+        _beneficiaries = beneficiaries,
+        _expenseCategories = expenseCategories,
+        _budgets = budgets;
 
   @override
   @JsonKey()
@@ -373,26 +341,16 @@ class _$CoreStateImpl implements _CoreState {
             (identical(other.activeTransaction, activeTransaction) ||
                 other.activeTransaction == activeTransaction) &&
             const DeepCollectionEquality().equals(other._accounts, _accounts) &&
-            const DeepCollectionEquality().equals(
-              other._recurringTransactions,
-              _recurringTransactions,
-            ) &&
-            const DeepCollectionEquality().equals(
-              other._transactions,
-              _transactions,
-            ) &&
-            const DeepCollectionEquality().equals(
-              other._transactionTemplates,
-              _transactionTemplates,
-            ) &&
-            const DeepCollectionEquality().equals(
-              other._beneficiaries,
-              _beneficiaries,
-            ) &&
-            const DeepCollectionEquality().equals(
-              other._expenseCategories,
-              _expenseCategories,
-            ) &&
+            const DeepCollectionEquality()
+                .equals(other._recurringTransactions, _recurringTransactions) &&
+            const DeepCollectionEquality()
+                .equals(other._transactions, _transactions) &&
+            const DeepCollectionEquality()
+                .equals(other._transactionTemplates, _transactionTemplates) &&
+            const DeepCollectionEquality()
+                .equals(other._beneficiaries, _beneficiaries) &&
+            const DeepCollectionEquality()
+                .equals(other._expenseCategories, _expenseCategories) &&
             const DeepCollectionEquality().equals(other._budgets, _budgets) &&
             (identical(other.activeBudget, activeBudget) ||
                 other.activeBudget == activeBudget));
@@ -400,19 +358,18 @@ class _$CoreStateImpl implements _CoreState {
 
   @override
   int get hashCode => Object.hash(
-    runtimeType,
-    activePage,
-    activeAccountIndex,
-    activeTransaction,
-    const DeepCollectionEquality().hash(_accounts),
-    const DeepCollectionEquality().hash(_recurringTransactions),
-    const DeepCollectionEquality().hash(_transactions),
-    const DeepCollectionEquality().hash(_transactionTemplates),
-    const DeepCollectionEquality().hash(_beneficiaries),
-    const DeepCollectionEquality().hash(_expenseCategories),
-    const DeepCollectionEquality().hash(_budgets),
-    activeBudget,
-  );
+      runtimeType,
+      activePage,
+      activeAccountIndex,
+      activeTransaction,
+      const DeepCollectionEquality().hash(_accounts),
+      const DeepCollectionEquality().hash(_recurringTransactions),
+      const DeepCollectionEquality().hash(_transactions),
+      const DeepCollectionEquality().hash(_transactionTemplates),
+      const DeepCollectionEquality().hash(_beneficiaries),
+      const DeepCollectionEquality().hash(_expenseCategories),
+      const DeepCollectionEquality().hash(_budgets),
+      activeBudget);
 
   @JsonKey(ignore: true)
   @override
@@ -422,19 +379,18 @@ class _$CoreStateImpl implements _CoreState {
 }
 
 abstract class _CoreState implements CoreState {
-  const factory _CoreState({
-    final OkanePage activePage,
-    final int? activeAccountIndex,
-    final Transaction? activeTransaction,
-    final List<Account> accounts,
-    final List<RecurringTransaction> recurringTransactions,
-    final List<Transaction> transactions,
-    final List<TransactionTemplate> transactionTemplates,
-    final List<Beneficiary> beneficiaries,
-    final List<ExpenseCategory> expenseCategories,
-    final List<Budget> budgets,
-    final Budget? activeBudget,
-  }) = _$CoreStateImpl;
+  const factory _CoreState(
+      {final OkanePage activePage,
+      final int? activeAccountIndex,
+      final Transaction? activeTransaction,
+      final List<Account> accounts,
+      final List<RecurringTransaction> recurringTransactions,
+      final List<Transaction> transactions,
+      final List<TransactionTemplate> transactionTemplates,
+      final List<Beneficiary> beneficiaries,
+      final List<ExpenseCategory> expenseCategories,
+      final List<Budget> budgets,
+      final Budget? activeBudget}) = _$CoreStateImpl;
 
   @override
   OkanePage get activePage;

lib/ui/state/settings.dart

@@ -0,0 +1,48 @@
+import 'dart:convert';
+
+import 'package:bloc/bloc.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
+part 'settings.freezed.dart';
+part 'settings.g.dart';
+
+enum ColorSchemeSettings { light, dark, system }
+
+@freezed
+abstract class Settings with _$Settings {
+  const factory Settings({
+    @Default(ColorSchemeSettings.system) ColorSchemeSettings colorScheme,
+  }) = _Settings;
+
+  factory Settings.fromJson(Map<String, Object?> json) =>
+      _$SettingsFromJson(json);
+}
+
+@freezed
+abstract class SettingsWrapper with _$SettingsWrapper {
+  const factory SettingsWrapper({@Default(Settings()) Settings settings}) =
+      _SettingsWrapper;
+}
+
+class SettingsCubit extends Cubit<SettingsWrapper> {
+  final SharedPreferencesAsync _prefs = SharedPreferencesAsync();
+
+  SettingsCubit() : super(SettingsWrapper());
+
+  Future<void> loadSettings() async {
+    final value = await _prefs.getString("settings");
+    if (value == null) {
+      await _prefs.setString("settings", jsonEncode(Settings().toJson()));
+      return;
+    }
+
+    emit(state.copyWith(settings: Settings.fromJson(jsonDecode(value))));
+  }
+
+  Future<void> setSettings(Settings settings) async {
+    emit(state.copyWith(settings: settings));
+
+    await _prefs.setString("settings", jsonEncode(settings.toJson()));
+  }
+}

lib/ui/state/settings.freezed.dart

@@ -0,0 +1,287 @@
+// coverage:ignore-file
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: type=lint
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target, unnecessary_question_mark
+
+part of 'settings.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more information: https://github.com/rrousselGit/freezed#adding-getters-and-methods-to-our-models');
+
+Settings _$SettingsFromJson(Map<String, dynamic> json) {
+  return _Settings.fromJson(json);
+}
+
+/// @nodoc
+mixin _$Settings {
+  ColorSchemeSettings get colorScheme => throw _privateConstructorUsedError;
+
+  Map<String, dynamic> toJson() => throw _privateConstructorUsedError;
+  @JsonKey(ignore: true)
+  $SettingsCopyWith<Settings> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $SettingsCopyWith<$Res> {
+  factory $SettingsCopyWith(Settings value, $Res Function(Settings) then) =
+      _$SettingsCopyWithImpl<$Res, Settings>;
+  @useResult
+  $Res call({ColorSchemeSettings colorScheme});
+}
+
+/// @nodoc
+class _$SettingsCopyWithImpl<$Res, $Val extends Settings>
+    implements $SettingsCopyWith<$Res> {
+  _$SettingsCopyWithImpl(this._value, this._then);
+
+  // ignore: unused_field
+  final $Val _value;
+  // ignore: unused_field
+  final $Res Function($Val) _then;
+
+  @pragma('vm:prefer-inline')
+  @override
+  $Res call({
+    Object? colorScheme = null,
+  }) {
+    return _then(_value.copyWith(
+      colorScheme: null == colorScheme
+          ? _value.colorScheme
+          : colorScheme // ignore: cast_nullable_to_non_nullable
+              as ColorSchemeSettings,
+    ) as $Val);
+  }
+}
+
+/// @nodoc
+abstract class _$$SettingsImplCopyWith<$Res>
+    implements $SettingsCopyWith<$Res> {
+  factory _$$SettingsImplCopyWith(
+          _$SettingsImpl value, $Res Function(_$SettingsImpl) then) =
+      __$$SettingsImplCopyWithImpl<$Res>;
+  @override
+  @useResult
+  $Res call({ColorSchemeSettings colorScheme});
+}
+
+/// @nodoc
+class __$$SettingsImplCopyWithImpl<$Res>
+    extends _$SettingsCopyWithImpl<$Res, _$SettingsImpl>
+    implements _$$SettingsImplCopyWith<$Res> {
+  __$$SettingsImplCopyWithImpl(
+      _$SettingsImpl _value, $Res Function(_$SettingsImpl) _then)
+      : super(_value, _then);
+
+  @pragma('vm:prefer-inline')
+  @override
+  $Res call({
+    Object? colorScheme = null,
+  }) {
+    return _then(_$SettingsImpl(
+      colorScheme: null == colorScheme
+          ? _value.colorScheme
+          : colorScheme // ignore: cast_nullable_to_non_nullable
+              as ColorSchemeSettings,
+    ));
+  }
+}
+
+/// @nodoc
+@JsonSerializable()
+class _$SettingsImpl implements _Settings {
+  const _$SettingsImpl({this.colorScheme = ColorSchemeSettings.system});
+
+  factory _$SettingsImpl.fromJson(Map<String, dynamic> json) =>
+      _$$SettingsImplFromJson(json);
+
+  @override
+  @JsonKey()
+  final ColorSchemeSettings colorScheme;
+
+  @override
+  String toString() {
+    return 'Settings(colorScheme: $colorScheme)';
+  }
+
+  @override
+  bool operator ==(Object other) {
+    return identical(this, other) ||
+        (other.runtimeType == runtimeType &&
+            other is _$SettingsImpl &&
+            (identical(other.colorScheme, colorScheme) ||
+                other.colorScheme == colorScheme));
+  }
+
+  @JsonKey(ignore: true)
+  @override
+  int get hashCode => Object.hash(runtimeType, colorScheme);
+
+  @JsonKey(ignore: true)
+  @override
+  @pragma('vm:prefer-inline')
+  _$$SettingsImplCopyWith<_$SettingsImpl> get copyWith =>
+      __$$SettingsImplCopyWithImpl<_$SettingsImpl>(this, _$identity);
+
+  @override
+  Map<String, dynamic> toJson() {
+    return _$$SettingsImplToJson(
+      this,
+    );
+  }
+}
+
+abstract class _Settings implements Settings {
+  const factory _Settings({final ColorSchemeSettings colorScheme}) =
+      _$SettingsImpl;
+
+  factory _Settings.fromJson(Map<String, dynamic> json) =
+      _$SettingsImpl.fromJson;
+
+  @override
+  ColorSchemeSettings get colorScheme;
+  @override
+  @JsonKey(ignore: true)
+  _$$SettingsImplCopyWith<_$SettingsImpl> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+mixin _$SettingsWrapper {
+  Settings get settings => throw _privateConstructorUsedError;
+
+  @JsonKey(ignore: true)
+  $SettingsWrapperCopyWith<SettingsWrapper> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $SettingsWrapperCopyWith<$Res> {
+  factory $SettingsWrapperCopyWith(
+          SettingsWrapper value, $Res Function(SettingsWrapper) then) =
+      _$SettingsWrapperCopyWithImpl<$Res, SettingsWrapper>;
+  @useResult
+  $Res call({Settings settings});
+
+  $SettingsCopyWith<$Res> get settings;
+}
+
+/// @nodoc
+class _$SettingsWrapperCopyWithImpl<$Res, $Val extends SettingsWrapper>
+    implements $SettingsWrapperCopyWith<$Res> {
+  _$SettingsWrapperCopyWithImpl(this._value, this._then);
+
+  // ignore: unused_field
+  final $Val _value;
+  // ignore: unused_field
+  final $Res Function($Val) _then;
+
+  @pragma('vm:prefer-inline')
+  @override
+  $Res call({
+    Object? settings = null,
+  }) {
+    return _then(_value.copyWith(
+      settings: null == settings
+          ? _value.settings
+          : settings // ignore: cast_nullable_to_non_nullable
+              as Settings,
+    ) as $Val);
+  }
+
+  @override
+  @pragma('vm:prefer-inline')
+  $SettingsCopyWith<$Res> get settings {
+    return $SettingsCopyWith<$Res>(_value.settings, (value) {
+      return _then(_value.copyWith(settings: value) as $Val);
+    });
+  }
+}
+
+/// @nodoc
+abstract class _$$SettingsWrapperImplCopyWith<$Res>
+    implements $SettingsWrapperCopyWith<$Res> {
+  factory _$$SettingsWrapperImplCopyWith(_$SettingsWrapperImpl value,
+          $Res Function(_$SettingsWrapperImpl) then) =
+      __$$SettingsWrapperImplCopyWithImpl<$Res>;
+  @override
+  @useResult
+  $Res call({Settings settings});
+
+  @override
+  $SettingsCopyWith<$Res> get settings;
+}
+
+/// @nodoc
+class __$$SettingsWrapperImplCopyWithImpl<$Res>
+    extends _$SettingsWrapperCopyWithImpl<$Res, _$SettingsWrapperImpl>
+    implements _$$SettingsWrapperImplCopyWith<$Res> {
+  __$$SettingsWrapperImplCopyWithImpl(
+      _$SettingsWrapperImpl _value, $Res Function(_$SettingsWrapperImpl) _then)
+      : super(_value, _then);
+
+  @pragma('vm:prefer-inline')
+  @override
+  $Res call({
+    Object? settings = null,
+  }) {
+    return _then(_$SettingsWrapperImpl(
+      settings: null == settings
+          ? _value.settings
+          : settings // ignore: cast_nullable_to_non_nullable
+              as Settings,
+    ));
+  }
+}
+
+/// @nodoc
+
+class _$SettingsWrapperImpl implements _SettingsWrapper {
+  const _$SettingsWrapperImpl({this.settings = const Settings()});
+
+  @override
+  @JsonKey()
+  final Settings settings;
+
+  @override
+  String toString() {
+    return 'SettingsWrapper(settings: $settings)';
+  }
+
+  @override
+  bool operator ==(Object other) {
+    return identical(this, other) ||
+        (other.runtimeType == runtimeType &&
+            other is _$SettingsWrapperImpl &&
+            (identical(other.settings, settings) ||
+                other.settings == settings));
+  }
+
+  @override
+  int get hashCode => Object.hash(runtimeType, settings);
+
+  @JsonKey(ignore: true)
+  @override
+  @pragma('vm:prefer-inline')
+  _$$SettingsWrapperImplCopyWith<_$SettingsWrapperImpl> get copyWith =>
+      __$$SettingsWrapperImplCopyWithImpl<_$SettingsWrapperImpl>(
+          this, _$identity);
+}
+
+abstract class _SettingsWrapper implements SettingsWrapper {
+  const factory _SettingsWrapper({final Settings settings}) =
+      _$SettingsWrapperImpl;
+
+  @override
+  Settings get settings;
+  @override
+  @JsonKey(ignore: true)
+  _$$SettingsWrapperImplCopyWith<_$SettingsWrapperImpl> get copyWith =>
+      throw _privateConstructorUsedError;
+}

lib/ui/state/settings.g.dart

@@ -0,0 +1,25 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'settings.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+_$SettingsImpl _$$SettingsImplFromJson(Map<String, dynamic> json) =>
+    _$SettingsImpl(
+      colorScheme: $enumDecodeNullable(
+              _$ColorSchemeSettingsEnumMap, json['colorScheme']) ??
+          ColorSchemeSettings.system,
+    );
+
+Map<String, dynamic> _$$SettingsImplToJson(_$SettingsImpl instance) =>
+    <String, dynamic>{
+      'colorScheme': _$ColorSchemeSettingsEnumMap[instance.colorScheme]!,
+    };
+
+const _$ColorSchemeSettingsEnumMap = {
+  ColorSchemeSettings.light: 'light',
+  ColorSchemeSettings.dark: 'dark',
+  ColorSchemeSettings.system: 'system',
+};