Code Cleanup

lib/account/account.dart

@@ -0,0 +1,26 @@
+import 'dart:convert';
+
+class Account {
+  String name;
+  double balance;
+
+  Account({
+    required this.name,
+    required this.balance,
+  });
+
+  factory Account.fromJson(String json) {
+    final Map<String, dynamic> map = jsonDecode(json);
+    return Account(
+      name: map['name'],
+      balance: map['balance'],
+    );
+  }
+
+  Map<String, dynamic> toJson() {
+    return {
+      'name': name,
+      'balance': balance,
+    };
+  }
+}

lib/account/account_detail.dart

@@ -0,0 +1,377 @@
+import 'dart:convert';
+import 'package:circular_seek_bar/circular_seek_bar.dart';
+import 'package:easy_localization/easy_localization.dart';
+import 'package:flutter_neumorphic/flutter_neumorphic.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+import 'package:tests/saving_tips.dart';
+import 'package:tests/transaction/transaction_dialog.dart';
+import 'package:tests/transaction/transaction.dart';
+import 'account.dart';
+import '../chart/expense_chart.dart';
+import '../chart/expense_data.dart';
+import 'package:tab_indicator_styler/tab_indicator_styler.dart';
+
+class AccountDetailPage extends StatefulWidget {
+  final Account account;
+  final Function(Account) updateAccountBalance;
+
+  const AccountDetailPage(
+      {super.key, required this.account, required this.updateAccountBalance});
+
+  @override
+  AccountDetailPageState createState() => AccountDetailPageState();
+}
+
+class AccountDetailPageState extends State<AccountDetailPage>
+    with SingleTickerProviderStateMixin {
+  late TabController _tabController;
+  List<Transaction> transactions = [];
+  List<Transaction> incomeTransactions = [];
+  List<Transaction> expenseTransactions = [];
+  List<ExpenseData> expenseData = [];
+
+  @override
+  void initState() {
+    super.initState();
+    _tabController = TabController(length: 3, vsync: this);
+    loadTransactions();
+  }
+
+  @override
+  void dispose() {
+    _tabController.dispose();
+    _budgetController.dispose();
+    super.dispose();
+  }
+
+  void loadTransactions() async {
+    SharedPreferences prefs = await SharedPreferences.getInstance();
+    String? transactionsJson = prefs.getString(widget.account.name);
+    if (transactionsJson != null) {
+      List<dynamic> decodedJson = jsonDecode(transactionsJson);
+      setState(() {
+        transactions =
+            decodedJson.map((json) => Transaction.fromJson(json)).toList();
+        incomeTransactions = transactions
+            .where((transaction) => !transaction.isExpense)
+            .toList();
+        expenseTransactions =
+            transactions.where((transaction) => transaction.isExpense).toList();
+        expenseData = calculateMonthlyExpenses();
+      });
+    }
+  }
+
+  void saveTransactions() async {
+    SharedPreferences prefs = await SharedPreferences.getInstance();
+    List<String> transactionsJsonList = transactions
+        .map((transaction) => json.encode(transaction.toJson()))
+        .toList();
+    prefs.setString(widget.account.name, jsonEncode(transactionsJsonList));
+  }
+
+  void addTransaction(Transaction transaction) {
+    setState(() {
+      transactions.add(transaction);
+      if (transaction.isExpense) {
+        widget.account.balance -= transaction.amount;
+        expenseTransactions.add(transaction);
+      } else {
+        widget.account.balance += transaction.amount;
+        incomeTransactions.add(transaction);
+      }
+      saveTransactions();
+      widget.updateAccountBalance(widget.account);
+      expenseData = calculateMonthlyExpenses();
+    });
+  }
+
+  void deleteTransaction(Transaction transaction) {
+    setState(() {
+      transactions.remove(transaction);
+      if (transaction.isExpense) {
+        widget.account.balance += transaction.amount;
+        expenseTransactions.remove(transaction);
+      } else {
+        widget.account.balance -= transaction.amount;
+        incomeTransactions.remove(transaction);
+      }
+      saveTransactions();
+      widget.updateAccountBalance(widget.account);
+      expenseData = calculateMonthlyExpenses();
+    });
+  }
+
+  List<ExpenseData> calculateMonthlyExpenses() {
+    Map<String, double> monthlyExpenses = {};
+    for (var transaction in expenseTransactions) {
+      String month = DateFormat('yyyy-MM').format(transaction.date);
+      monthlyExpenses[month] =
+          (monthlyExpenses[month] ?? 0) + transaction.amount;
+    }
+    List<ExpenseData> expenseData = [];
+    monthlyExpenses.forEach((month, amount) {
+      expenseData.add(ExpenseData(month: month, amount: amount));
+    });
+    return expenseData;
+  }
+
+  final _budgetController = TextEditingController();
+  double progress = 0;
+
+  double submitbudget() {
+    return progress = double.parse(_budgetController.text.trim());
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        backgroundColor: Colors.transparent,
+        elevation: 0,
+        actions: [
+          Padding(
+            padding: const EdgeInsets.only(right: 10.0),
+            child: IconButton(
+              icon: const Icon(
+                Icons.info,
+                color: Colors.grey,
+              ),
+              onPressed: () {
+                showDialog(
+                  context: context,
+                  builder: (BuildContext context) => SavingsTipsDialog(),
+                );
+              },
+            ),
+          ),
+        ],
+        toolbarHeight: 80,
+        title: Text(
+          widget.account.name,
+          style: const TextStyle(
+            fontSize: 18,
+            fontWeight: FontWeight.bold,
+            color: Colors.black54,
+          ),
+        ),
+        centerTitle: true,
+        shape: const RoundedRectangleBorder(
+          borderRadius: BorderRadius.only(
+            bottomLeft: Radius.circular(15),
+            bottomRight: Radius.circular(15),
+          ),
+        ),
+        shadowColor: Colors.grey.shade300,
+        leading: Padding(
+          padding: const EdgeInsets.only(left: 16.0),
+          child: NeumorphicButton(
+            onPressed: () {
+              Navigator.pop(context);
+            },
+            style: NeumorphicStyle(
+              shape: NeumorphicShape.flat,
+              boxShape: const NeumorphicBoxShape.circle(),
+              depth: 6,
+              intensity: 0.9,
+              color: Colors.grey.shade100,
+            ),
+            padding: const EdgeInsets.all(10),
+            child: const Icon(Icons.arrow_back, color: Colors.black38),
+          ),
+        ),
+      ),
+      body: Column(
+        children: [
+          TabBar(
+            controller: _tabController,
+            labelColor: Colors.black,
+            unselectedLabelColor: Colors.black54,
+            indicator: MaterialIndicator(
+              height: 4,
+              color: Colors.black54,
+              topLeftRadius: 8,
+              topRightRadius: 8,
+              horizontalPadding: 45,
+              tabPosition: TabPosition.bottom,
+            ),
+            tabs: [
+              Tab(text: 'income'.tr()),
+              Tab(text: 'expenditures'.tr()),
+              Tab(text: 'budget'.tr())
+            ],
+          ),
+          Expanded(
+            child: TabBarView(
+              controller: _tabController,
+              children: [
+                _buildTransactionsList(incomeTransactions),
+                Column(
+                  children: [
+                    Expanded(
+                        child: _buildTransactionsList(expenseTransactions)),
+                    if (expenseTransactions.isNotEmpty) _buildExpenseChart(),
+                  ],
+                ),
+                Column(
+                  children: [
+                    const SizedBox(
+                      height: 15,
+                    ),
+                    monthlybudgetplanner(),
+                    Neumorphic(
+                      margin: const EdgeInsets.all(14),
+                      style: NeumorphicStyle(
+                        color: Colors.grey.shade100,
+                        boxShape: NeumorphicBoxShape.roundRect(
+                            BorderRadius.circular(15)),
+                        depth: -5,
+                        intensity: 0.8,
+                      ),
+                      child: TextFormField(
+                        keyboardType: TextInputType.number,
+                        decoration: InputDecoration(
+                          labelText: 'enteramount'.tr(),
+                          contentPadding: const EdgeInsets.only(
+                              left: 16, bottom: 8, top: 8),
+                          border: InputBorder.none,
+                        ),
+                      ),
+                    ),
+                    const SizedBox(height: 16),
+                    NeumorphicButton(
+                      onPressed: () {
+                        progress = submitbudget();
+                      },
+                      style: NeumorphicStyle(
+                        boxShape: NeumorphicBoxShape.roundRect(
+                          BorderRadius.circular(12),
+                        ),
+                        color: Colors.grey.shade100,
+                        depth: 8,
+                        intensity: 0.9,
+                      ),
+                      child: Text('add'.tr()),
+                    ),
+                  ],
+                )
+              ],
+            ),
+          ),
+        ],
+      ),
+      floatingActionButton: NeumorphicButton(
+        onPressed: () => showDialog(
+          context: context,
+          builder: (_) => AddTransactionDialog(addTransaction: addTransaction),
+        ),
+        style: NeumorphicStyle(
+          depth: 8,
+          intensity: 1,
+          shadowDarkColor: Colors.grey.shade400,
+          color: Colors.grey.shade100,
+          boxShape: const NeumorphicBoxShape.circle(),
+        ),
+        padding: const EdgeInsets.all(16),
+        child: const Icon(
+          Icons.add,
+          size: 40,
+          color: Colors.black12,
+        ),
+      ),
+    );
+  }
+
+  final ValueNotifier<double> _valueNotifier = ValueNotifier(0);
+
+  Widget monthlybudgetplanner() {
+    return CircularSeekBar(
+      width: double.infinity,
+      height: 300,
+      trackColor: Colors.black12,
+      progress: 500,
+      minProgress: 0,
+      maxProgress: 800,
+      barWidth: 17,
+      startAngle: 45,
+      sweepAngle: 270,
+      strokeCap: StrokeCap.butt,
+      progressGradientColors: const [
+        Colors.lightGreenAccent,
+        Colors.lightGreen,
+        Colors.green,
+        Colors.yellowAccent,
+        Colors.yellow,
+        Colors.orangeAccent,
+        Colors.orange,
+        Colors.deepOrangeAccent,
+        Colors.deepOrange,
+        Colors.redAccent,
+        Colors.red
+      ],
+      innerThumbRadius: 0,
+      innerThumbStrokeWidth: 12,
+      innerThumbColor: Colors.white,
+      outerThumbRadius: 0,
+      outerThumbStrokeWidth: 15,
+      outerThumbColor: Colors.blueAccent,
+      dashWidth: 1.5,
+      dashGap: 1.9,
+      animation: true,
+      animDurationMillis: 2200,
+      curves: Curves.fastOutSlowIn,
+      valueNotifier: _valueNotifier,
+      child: Center(
+        child: ValueListenableBuilder(
+            valueListenable: _valueNotifier,
+            builder: (_, double value, __) => Column(
+                  mainAxisSize: MainAxisSize.min,
+                  children: [
+                    Text(
+                      '${value.round()}' '€',
+                    ),
+                    Text(
+                      'progress'.tr(),
+                    ),
+                  ],
+                )),
+      ),
+    );
+  }
+
+  Widget _buildTransactionsList(List<Transaction> transactionsList) {
+    return ListView.builder(
+      itemCount: transactionsList.length,
+      itemBuilder: (context, index) {
+        return ListTile(
+          title: Text(transactionsList[index].title),
+          subtitle: Text(transactionsList[index].title),
+          trailing: Text(
+            transactionsList[index].isExpense
+                ? '-\$${transactionsList[index].amount.toStringAsFixed(2)}'
+                : '+\$${transactionsList[index].amount.toStringAsFixed(2)}',
+            style: TextStyle(
+              color:
+                  transactionsList[index].isExpense ? Colors.red : Colors.green,
+              fontWeight: FontWeight.bold,
+            ),
+          ),
+          onLongPress: () => deleteTransaction(transactionsList[index]),
+        );
+      },
+    );
+  }
+
+  Widget _buildExpenseChart() {
+    return Padding(
+      padding: const EdgeInsets.all(8.0),
+      child: Card(
+        elevation: 4.0,
+        child: Padding(
+          padding: const EdgeInsets.all(16.0),
+          child: MonthlyExpensesChart(data: expenseData),
+        ),
+      ),
+    );
+  }
+}

lib/account/account_dialog.dart

@@ -0,0 +1,161 @@
+import 'package:easy_localization/easy_localization.dart';
+import 'package:flutter_neumorphic/flutter_neumorphic.dart';
+import 'account.dart';
+
+class AddAccountDialog extends StatefulWidget {
+  final Function addAccount;
+
+  const AddAccountDialog({super.key, required this.addAccount});
+
+  @override
+  AddAccountDialogState createState() => AddAccountDialogState();
+}
+
+class AddAccountDialogState extends State<AddAccountDialog> {
+  final _formKey = GlobalKey<FormState>();
+  final _nameController = TextEditingController();
+  final _balanceController = TextEditingController();
+
+  @override
+  void dispose() {
+    _nameController.dispose();
+    _balanceController.dispose();
+    super.dispose();
+  }
+
+  void _submitForm() {
+    if (_formKey.currentState!.validate()) {
+      String name = _nameController.text.trim();
+      double balance = double.parse(_balanceController.text.trim());
+
+      Account account = Account(
+        name: name,
+        balance: balance,
+      );
+      widget.addAccount(account);
+
+      Navigator.of(context).pop();
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return AlertDialog(
+      shape: RoundedRectangleBorder(
+        borderRadius: BorderRadius.circular(15),
+      ),
+      title: Text(
+        'addaccount'.tr(),
+      ),
+      titleTextStyle: const TextStyle(
+        color: Colors.black54,
+        fontSize: 20,
+      ),
+      content: Form(
+        key: _formKey,
+        child: Column(
+          mainAxisSize: MainAxisSize.min,
+          children: [
+            Neumorphic(
+              style: NeumorphicStyle(
+                depth: -5,
+                intensity: 0.8,
+                color: Colors.grey.shade100,
+                boxShape: NeumorphicBoxShape.roundRect(
+                  BorderRadius.circular(12),
+                ),
+              ),
+              child: TextFormField(
+                controller: _nameController,
+                decoration: const InputDecoration(
+                  labelText: 'Name',
+                  border: InputBorder.none,
+                  contentPadding: EdgeInsets.fromLTRB(12, 16, 12, 16),
+                ),
+                validator: (value) {
+                  if (value!.isEmpty) {
+                    return 'entername'.tr();
+                  }
+                  return null;
+                },
+              ),
+            ),
+            const SizedBox(height: 16),
+            Neumorphic(
+              style: NeumorphicStyle(
+                depth: -5,
+                intensity: 0.8,
+                color: Colors.grey.shade100,
+                boxShape: NeumorphicBoxShape.roundRect(
+                  BorderRadius.circular(12),
+                ),
+              ),
+              child: TextFormField(
+                controller: _balanceController,
+                decoration: InputDecoration(
+                  labelText: 'balance'.tr(),
+                  border: InputBorder.none,
+                  contentPadding: const EdgeInsets.fromLTRB(12, 16, 12, 16),
+                ),
+                keyboardType: TextInputType.number,
+                validator: (value) {
+                  if (value!.isEmpty) {
+                    return 'enterbalance'.tr();
+                  }
+                  if (double.tryParse(value) == null) {
+                    return 'entervalidnumber'.tr();
+                  }
+                  return null;
+                },
+              ),
+            ),
+          ],
+        ),
+      ),
+      actions: [
+        NeumorphicButton(
+          onPressed: () {
+            Navigator.of(context).pop();
+          },
+          style: NeumorphicStyle(
+            shape: NeumorphicShape.concave,
+            intensity: 0.9,
+            depth: 9,
+            boxShape: NeumorphicBoxShape.roundRect(
+              BorderRadius.circular(12),
+            ),
+            color: Colors.grey.shade100,
+          ),
+          padding: const EdgeInsets.symmetric(vertical: 12, horizontal: 16),
+          child: Text(
+            'cancel'.tr(),
+            style: const TextStyle(
+              fontSize: 12,
+              fontWeight: FontWeight.bold,
+            ),
+          ),
+        ),
+        NeumorphicButton(
+          onPressed: _submitForm,
+          style: NeumorphicStyle(
+            shape: NeumorphicShape.concave,
+            intensity: 0.8,
+            depth: 9,
+            boxShape: NeumorphicBoxShape.roundRect(
+              BorderRadius.circular(12),
+            ),
+            color: Colors.grey.shade100,
+          ),
+          padding: const EdgeInsets.symmetric(vertical: 12, horizontal: 16),
+          child: Text(
+            'add'.tr(),
+            style: const TextStyle(
+              fontSize: 12,
+              fontWeight: FontWeight.bold,
+            ),
+          ),
+        ),
+      ],
+    );
+  }
+}

lib/assets/translations/de-DE.json

@@ -1,7 +1,7 @@
 {
   "title" : "Finanzplaner",
   "delete" : "Löschen",
-  "deleteaccount" : "Account Löschen",
+  "deleteaccount" : "Account löschen",
   "sure" : "Sind Sie sicher, dass Sie dieses Konto löschen möchten?",
   "balance" : "Bilanz",
   "addaccount" : "Konto hinzufügen",
@@ -18,7 +18,9 @@
   "enteramount": "Bitte geben Sie einen Betrag ein",
   "expense": "Ausgabe",
   "settings": "Einstellungen",
-  "darkmode": "Dunkel Modus",
+  "darkmode": "Dark Mode",
   "language": "Sprache",
-  "currency": "Währung"
+  "currency": "Währung",
+  "budget": "Budgetcheck",
+  "progress": "von deinem Budget ausgegeben"
 }

lib/assets/translations/en-US.json

@@ -1,18 +1,18 @@
 {
   "title" : "Financial Planner",
   "delete" : "Delete",
-  "deleteaccount" : "Delete Account",
+  "deleteaccount" : "Delete account",
   "sure" : "Are you sure you want to delete this account?",
   "balance" : "Balance",
-  "addaccount" : "Add Account",
+  "addaccount" : "Add account",
   "entername" : "Please enter a name",
   "enterbalance" : "Please enter a balance",
   "entervalidnumber" : "Please enter a valid number",
   "cancel" : "Cancel",
   "add" : "Add",
   "income": "Income",
-  "expenditures": "Expenditures",
+  "expenditures": "Expenses",
-  "addtrans": "Add Transaction",
+  "addtrans": "Add transaction",
   "entertitle": "Please enter a title",
   "amount": "Amount",
   "enteramount": "Please enter an amount",
@@ -20,5 +20,7 @@
   "settings": "Settings",
   "darkmode": "Dark Mode",
   "language": "Language",
-  "currency": "Currency"
+  "currency": "Currency",
+  "budget": "Budget check",
+  "progress": "of your budget spent"
 }

lib/chart/expense_chart.dart

@@ -0,0 +1,27 @@
+import 'package:flutter/material.dart';
+import 'package:syncfusion_flutter_charts/charts.dart';
+import 'expense_data.dart';
+
+class MonthlyExpensesChart extends StatelessWidget {
+  final List<ExpenseData> data;
+
+  const MonthlyExpensesChart({super.key, required this.data});
+
+  @override
+  Widget build(BuildContext context) {
+    return SizedBox(
+      height: 300,
+      child: SfCartesianChart(
+        primaryXAxis: CategoryAxis(),
+        series: <ChartSeries>[
+          ColumnSeries<ExpenseData, String>(
+            dataSource: data,
+            xValueMapper: (ExpenseData expense, _) => expense.month,
+            yValueMapper: (ExpenseData expense, _) => expense.amount,
+            color: Colors.blue,
+          ),
+        ],
+      ),
+    );
+  }
+}

lib/chart/expense_data.dart

@@ -0,0 +1,6 @@
+class ExpenseData {
+  final String month;
+  final double amount;
+
+  ExpenseData({required this.month, required this.amount});
+}

lib/main.dart

@@ -2,25 +2,31 @@ import 'dart:convert';
 
 import 'package:awesome_dialog/awesome_dialog.dart';
 import 'package:flutter_neumorphic/flutter_neumorphic.dart';
-import 'package:intl/intl.dart';
 import 'package:shared_preferences/shared_preferences.dart';
-import 'package:syncfusion_flutter_charts/charts.dart';
+
 import 'package:tests/preferences.dart';
-import 'package:tests/saving_tips.dart';
+
 import 'package:tests/theme/theme_constants.dart';
 import 'package:tests/theme/theme_manager.dart';
 import "package:easy_localization/easy_localization.dart";
 
+import 'account/account_dialog.dart';
+import 'account/account.dart';
+import 'account/account_detail.dart';
+
 Future<void> main() async {
   WidgetsFlutterBinding.ensureInitialized();
   await EasyLocalization.ensureInitialized();
-  runApp(EasyLocalization(
+  runApp(
-      supportedLocales: [Locale('en', 'US'), Locale('de', 'DE')],
+    EasyLocalization(
-      path: 'lib/assets/translations', // <-- change the path of the translation files
+        supportedLocales: const [Locale('en', 'US'), Locale('de', 'DE')],
-      fallbackLocale: Locale('en', 'US'),
+        path: 'lib/assets/translations',
-      child: const FinancialPlannerApp()
+        // <-- change the path of the translation files
-  ),);
+        fallbackLocale: const Locale('en', 'US'),
+        child: const FinancialPlannerApp()),
+  );
 }
+
 ThemeManager _themeManager = ThemeManager();
 
 class FinancialPlannerApp extends StatelessWidget {
@@ -57,32 +63,35 @@ class HomePageState extends State<HomePage> {
     super.initState();
     _themeManager.addListener(themeListener);
     loadAccounts();
-
   }
+
   @override
   void dispose() {
     _themeManager.removeListener(themeListener);
     super.dispose();
   }
-  themeListener(){
-    if(mounted){
-      setState(() {
 
-      });
+  themeListener() {
+    if (mounted) {
+      setState(() {});
     }
   }
+
   Future<void> loadAccounts() async {
     SharedPreferences prefs = await SharedPreferences.getInstance();
     final accountList = prefs.getStringList('accounts') ?? [];
 
     setState(() {
-      accounts = accountList.map((accountJson) => Account.fromJson(accountJson)).toList();
+      accounts = accountList
+          .map((accountJson) => Account.fromJson(accountJson))
+          .toList();
     });
   }
 
   Future<void> saveAccounts() async {
     SharedPreferences prefs = await SharedPreferences.getInstance();
-    List<String> accountJsonList = accounts.map((account) => json.encode(account.toJson())).toList();
+    List<String> accountJsonList =
+        accounts.map((account) => json.encode(account.toJson())).toList();
     await prefs.setStringList('accounts', accountJsonList);
   }
 
@@ -126,23 +135,20 @@ class HomePageState extends State<HomePage> {
             padding: const EdgeInsets.only(right: 16.0, top: 3, bottom: 7),
             child: NeumorphicButton(
               onPressed: () async {
-
+                await Navigator.push(
-                String value = await Navigator.push(
                   context,
-                  MaterialPageRoute(builder: (context) => Settings()),
+                  MaterialPageRoute(builder: (context) => const Settings()),
                 );
-                setState(() {
+                setState(() {});
-
-                });
               },
               style: NeumorphicStyle(
                 shape: NeumorphicShape.convex,
-                boxShape: NeumorphicBoxShape.circle(),
+                boxShape: const NeumorphicBoxShape.circle(),
                 depth: 6,
                 intensity: 0.9,
                 color: Colors.grey.shade100,
               ),
-              child: Icon(Icons.settings, color: Colors.black38),
+              child: const Icon(Icons.settings, color: Colors.black38),
             ),
           ),
         ],
@@ -168,7 +174,6 @@ class HomePageState extends State<HomePage> {
                   deleteAccount(accounts[index]);
                 },
               ).show();
-
             },
             child: Neumorphic(
               margin: const EdgeInsets.all(16),
@@ -177,11 +182,13 @@ class HomePageState extends State<HomePage> {
                 intensity: 1,
                 shadowDarkColor: Colors.grey.shade300,
                 color: Colors.grey.shade100,
-                boxShape: NeumorphicBoxShape.roundRect(BorderRadius.circular(15)),
+                boxShape:
+                    NeumorphicBoxShape.roundRect(BorderRadius.circular(15)),
               ),
               child: ListTile(
                 title: Text(accounts[index].name),
-                subtitle: Text('${'balance'.tr()}: \$${accounts[index].balance.toStringAsFixed(2)}'),
+                subtitle: Text(
+                    '${'balance'.tr()}: \$${accounts[index].balance.toStringAsFixed(2)}'),
                 onTap: () {
                   Navigator.push(
                     context,
@@ -216,682 +223,12 @@ class HomePageState extends State<HomePage> {
           color: Colors.grey.shade100,
           boxShape: const NeumorphicBoxShape.circle(),
         ),
-        child: const Icon(Icons.add,size:60,color: Colors.black12,),
+        child: const Icon(
-      ),
-    );
-  }
-}
-
-class Account {
-  String name;
-  double balance;
-
-  Account({
-    required this.name,
-    required this.balance,
-  });
-
-  factory Account.fromJson(String json) {
-    final Map<String, dynamic> map = jsonDecode(json);
-    return Account(
-      name: map['name'],
-      balance: map['balance'],
-    );
-  }
-
-  Map<String, dynamic> toJson() {
-    return {
-      'name': name,
-      'balance': balance,
-    };
-  }
-}
-
-class AddAccountDialog extends StatefulWidget {
-  final Function addAccount;
-
-  const AddAccountDialog({super.key, required this.addAccount});
-
-  @override
-  AddAccountDialogState createState() => AddAccountDialogState();
-}
-
-class AddAccountDialogState extends State<AddAccountDialog> {
-  final _formKey = GlobalKey<FormState>();
-  final _nameController = TextEditingController();
-  final _balanceController = TextEditingController();
-
-  @override
-  void dispose() {
-    _nameController.dispose();
-    _balanceController.dispose();
-    super.dispose();
-  }
-
-  void _submitForm() {
-    if (_formKey.currentState!.validate()) {
-      String name = _nameController.text.trim();
-      double balance = double.parse(_balanceController.text.trim());
-
-      Account account = Account(
-        name: name,
-        balance: balance,
-      );
-      widget.addAccount(account);
-
-      Navigator.of(context).pop();
-    }
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    return AlertDialog(
-      shape: RoundedRectangleBorder(
-        borderRadius: BorderRadius.circular(15),
-      ),
-      title: Text(
-        'addaccount'.tr(),
-      ),
-      titleTextStyle: TextStyle(
-        color: Colors.black54,
-        fontSize: 20,
-      ),
-      content: Form(
-        key: _formKey,
-        child: Column(
-          mainAxisSize: MainAxisSize.min,
-          children: [
-            Neumorphic(
-              style: NeumorphicStyle(
-                depth: -5,
-                intensity: 0.8,
-                color: Colors.grey.shade100,
-                boxShape: NeumorphicBoxShape.roundRect(
-                  BorderRadius.circular(12),
-                ),
-              ),
-              child: TextFormField(
-                controller: _nameController,
-                decoration: InputDecoration(
-                  labelText: 'Name',
-                  border: InputBorder.none,
-                  contentPadding: EdgeInsets.fromLTRB(12, 16, 12, 16),
-                ),
-                validator: (value) {
-                  if (value!.isEmpty) {
-                    return 'entername'.tr();
-                  }
-                  return null;
-                },
-              ),
-            ),
-            SizedBox(height: 16),
-            Neumorphic(
-              style: NeumorphicStyle(
-                depth: -5,
-                intensity: 0.8,
-                color: Colors.grey.shade100,
-                boxShape: NeumorphicBoxShape.roundRect(
-                  BorderRadius.circular(12),
-                ),
-              ),
-              child: TextFormField(
-                controller: _balanceController,
-                decoration: InputDecoration(
-                  labelText: 'balance'.tr(),
-                  border: InputBorder.none,
-                  contentPadding: EdgeInsets.fromLTRB(12, 16, 12, 16),
-                ),
-                keyboardType: TextInputType.number,
-                validator: (value) {
-                  if (value!.isEmpty) {
-                    return 'enterbalance'.tr();
-                  }
-                  if (double.tryParse(value) == null) {
-                    return 'entervalidnumber'.tr();
-                  }
-                  return null;
-                },
-              ),
-            ),
-          ],
-        ),
-      ),
-      actions: [
-        NeumorphicButton(
-          onPressed: () {
-            Navigator.of(context).pop();
-          },
-          style: NeumorphicStyle(
-            shape: NeumorphicShape.concave,
-            intensity: 0.9,
-            depth: 9,
-            boxShape: NeumorphicBoxShape.roundRect(
-              BorderRadius.circular(12),
-            ),
-            color: Colors.grey.shade100,
-          ),
-          padding: EdgeInsets.symmetric(vertical: 12, horizontal: 16),
-          child: Text(
-            'cancel'.tr(),
-            style: TextStyle(
-              fontSize: 12,
-              fontWeight: FontWeight.bold,
-            ),
-          ),
-        ),
-        NeumorphicButton(
-          onPressed: _submitForm,
-          style: NeumorphicStyle(
-            shape: NeumorphicShape.concave,
-            intensity: 0.8,
-            depth: 9,
-            boxShape: NeumorphicBoxShape.roundRect(
-              BorderRadius.circular(12),
-            ),
-            color: Colors.grey.shade100,
-          ),
-          padding: EdgeInsets.symmetric(vertical: 12, horizontal: 16),
-          child: Text(
-            'add'.tr(),
-            style: TextStyle(
-              fontSize: 12,
-              fontWeight: FontWeight.bold,
-            ),
-          ),
-        ),
-      ],
-    );
-
-  }
-}
-
-
-class AccountDetailPage extends StatefulWidget {
-  final Account account;
-  final Function(Account) updateAccountBalance;
-
-  const AccountDetailPage({super.key, required this.account, required this.updateAccountBalance});
-
-  @override
-  AccountDetailPageState createState() => AccountDetailPageState();
-}
-
-class AccountDetailPageState extends State<AccountDetailPage> with SingleTickerProviderStateMixin {
-  late TabController _tabController;
-  List<Transaction> transactions = [];
-  List<Transaction> incomeTransactions = [];
-  List<Transaction> expenseTransactions = [];
-  List<ExpenseData> expenseData = [];
-
-  @override
-  void initState() {
-    super.initState();
-    _tabController = TabController(length: 2, vsync: this);
-    loadTransactions();
-  }
-
-  @override
-  void dispose() {
-    _tabController.dispose();
-    super.dispose();
-  }
-
-  void loadTransactions() async {
-    SharedPreferences prefs = await SharedPreferences.getInstance();
-    String? transactionsJson = prefs.getString(widget.account.name);
-    if (transactionsJson != null) {
-      List<dynamic> decodedJson = jsonDecode(transactionsJson);
-      setState(() {
-        transactions = decodedJson.map((json) => Transaction.fromJson(json)).toList();
-        incomeTransactions = transactions.where((transaction) => !transaction.isExpense).toList();
-        expenseTransactions = transactions.where((transaction) => transaction.isExpense).toList();
-        expenseData = calculateMonthlyExpenses();
-      });
-    }
-  }
-
-  void saveTransactions() async {
-    SharedPreferences prefs = await SharedPreferences.getInstance();
-    List<String> transactionsJsonList = transactions.map((transaction) => json.encode(transaction.toJson())).toList();
-    prefs.setString(widget.account.name, jsonEncode(transactionsJsonList));
-  }
-
-  void addTransaction(Transaction transaction) {
-    setState(() {
-      transactions.add(transaction);
-      if (transaction.isExpense) {
-        widget.account.balance -= transaction.amount;
-        expenseTransactions.add(transaction);
-      } else {
-        widget.account.balance += transaction.amount;
-        incomeTransactions.add(transaction);
-      }
-      saveTransactions();
-      widget.updateAccountBalance(widget.account);
-      expenseData = calculateMonthlyExpenses();
-    });
-  }
-
-  void deleteTransaction(Transaction transaction) {
-    setState(() {
-      transactions.remove(transaction);
-      if (transaction.isExpense) {
-        widget.account.balance += transaction.amount;
-        expenseTransactions.remove(transaction);
-      } else {
-        widget.account.balance -= transaction.amount;
-        incomeTransactions.remove(transaction);
-      }
-      saveTransactions();
-      widget.updateAccountBalance(widget.account);
-      expenseData = calculateMonthlyExpenses();
-    });
-  }
-
-  List<ExpenseData> calculateMonthlyExpenses() {
-    Map<String, double> monthlyExpenses = {};
-    for (var transaction in expenseTransactions) {
-      String month = DateFormat('yyyy-MM').format(transaction.date);
-      monthlyExpenses[month] = (monthlyExpenses[month] ?? 0) + transaction.amount;
-    }
-    List<ExpenseData> expenseData = [];
-    monthlyExpenses.forEach((month, amount) {
-      expenseData.add(ExpenseData(month: month, amount: amount));
-    });
-    return expenseData;
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    return Scaffold(
-      appBar: AppBar(
-        backgroundColor: Colors.transparent,
-        elevation: 0,
-        actions: [
-          Padding(
-            padding: EdgeInsets.only(right: 10.0),
-            child: IconButton(
-              icon: Icon(Icons.info,color: Colors.grey,),
-              onPressed: () {
-                showDialog(
-                  context: context,
-                  builder: (BuildContext context) => SavingsTipsDialog(),
-                );
-              },
-            ),
-          ),
-        ],
-        toolbarHeight: 80,
-        title: Text(
-          widget.account.name,
-          style: TextStyle(
-            fontSize: 18,
-            fontWeight: FontWeight.bold,
-            color: Colors.black54,
-          ),
-        ),
-        centerTitle: true,
-        shape: RoundedRectangleBorder(
-          borderRadius: BorderRadius.only(
-            bottomLeft: Radius.circular(15),
-            bottomRight: Radius.circular(15),
-          ),
-        ),
-        shadowColor: Colors.grey.shade300,
-        leading: Padding(
-          padding: const EdgeInsets.only(left: 16.0),
-          child: NeumorphicButton(
-            onPressed: () {
-              Navigator.pop(context);
-            },
-            style: NeumorphicStyle(
-              shape: NeumorphicShape.flat,
-              boxShape: NeumorphicBoxShape.circle(),
-              depth: 6,
-              intensity: 0.9,
-              color: Colors.grey.shade100,
-            ),
-            padding: EdgeInsets.all(10),
-            child: Icon(Icons.arrow_back, color: Colors.black38),
-          ),
-        ),
-      ),
-      body: Column(
-        children: [
-          TabBar(
-            controller: _tabController,
-            labelColor: Colors.black,
-            tabs: [
-              Tab(text: 'income'.tr()),
-              Tab(text: 'expenditures'.tr()),
-            ],
-          ),
-          Expanded(
-            child: TabBarView(
-              controller: _tabController,
-              children: [
-                _buildTransactionsList(incomeTransactions),
-                Column(
-                  children: [
-                    Expanded(child: _buildTransactionsList(expenseTransactions)),
-                    if (expenseTransactions.isNotEmpty) _buildExpenseChart(),
-                  ],
-                ),
-              ],
-            ),
-          ),
-        ],
-      ),
-      floatingActionButton: NeumorphicButton(
-        onPressed: () => showDialog(
-          context: context,
-          builder: (_) => AddTransactionDialog(addTransaction: addTransaction),
-        ),
-        style: NeumorphicStyle(
-          depth: 8,
-          intensity: 1,
-          shadowDarkColor: Colors.grey.shade400,
-          color: Colors.grey.shade100,
-          boxShape: NeumorphicBoxShape.circle(),
-        ),
-        padding: EdgeInsets.all(16),
-        child: Icon(
           Icons.add,
-          size: 40,
+          size: 60,
           color: Colors.black12,
         ),
       ),
     );
   }
-
-  Widget _buildTransactionsList(List<Transaction> transactionsList) {
-    return ListView.builder(
-      itemCount: transactionsList.length,
-      itemBuilder: (context, index) {
-        return ListTile(
-          title: Text(transactionsList[index].title),
-          subtitle: Text(transactionsList[index].title),
-          trailing: Text(
-            transactionsList[index].isExpense
-                ? '-\$${transactionsList[index].amount.toStringAsFixed(2)}'
-                : '+\$${transactionsList[index].amount.toStringAsFixed(2)}',
-            style: TextStyle(
-              color: transactionsList[index].isExpense ? Colors.red : Colors.green,
-              fontWeight: FontWeight.bold,
-            ),
-          ),
-          onLongPress: () => deleteTransaction(transactionsList[index]),
-        );
-      },
-    );
-  }
-
-  Widget _buildExpenseChart() {
-    return Padding(
-      padding: const EdgeInsets.all(8.0),
-      child: Card(
-        elevation: 4.0,
-        child: Padding(
-          padding: const EdgeInsets.all(16.0),
-          child: MonthlyExpensesChart(data: expenseData),
-        ),
-      ),
-    );
-  }
 }
-
-
-class ExpenseData {
-  final String month;
-  final double amount;
-
-  ExpenseData({required this.month, required this.amount});
-}
-
-
-
-
-class Transaction {
-  String title;
-  double amount;
-  bool isExpense;
-  DateTime date;
-
-  Transaction({
-    required this.title,
-    required this.amount,
-    required this.isExpense,
-    required this.date,
-  });
-
-  factory Transaction.fromJson(String json) {
-    final Map<String, dynamic> map = jsonDecode(json);
-    return Transaction(
-      title: map['title'],
-      amount: map['amount'],
-      isExpense: map['isExpense'],
-      date: DateTime.parse(map['date']),
-    );
-  }
-
-  Map<String, dynamic> toJson() {
-    return {
-      'title': title,
-      'amount': amount,
-      'isExpense': isExpense,
-      'date': date.toString(),
-    };
-  }
-}
-
-class AddTransactionDialog extends StatefulWidget {
-  final Function addTransaction;
-
-  const AddTransactionDialog({super.key, required this.addTransaction});
-
-  @override
-  AddTransactionDialogState createState() => AddTransactionDialogState();
-}
-
-class AddTransactionDialogState extends State<AddTransactionDialog> {
-  final _formKey = GlobalKey<FormState>();
-  final _titleController = TextEditingController();
-  final _amountController = TextEditingController();
-  bool _isExpense = true;
-
-  @override
-  void dispose() {
-    _titleController.dispose();
-    _amountController.dispose();
-    super.dispose();
-  }
-
-  void _submitForm() {
-    if (_formKey.currentState!.validate()) {
-      String title = _titleController.text.trim();
-      double amount = double.parse(_amountController.text.trim());
-
-      Transaction transaction = Transaction(
-        title: title,
-        amount: amount,
-        isExpense: _isExpense,
-        date: DateTime.now(),
-      );
-      widget.addTransaction(transaction);
-
-      Navigator.of(context).pop();
-    }
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    return AlertDialog(
-      shape: RoundedRectangleBorder(
-        borderRadius: BorderRadius.circular(15),
-      ),
-      title: Text(
-        'addtrans'.tr(),
-        style: TextStyle(
-          fontSize: 20,
-          color: Colors.black54,
-        ),
-      ),
-      content: Form(
-    key: _formKey, // Hier wird das _formKey dem Form-Widget zugewiesen
-    child: Column(
-        mainAxisSize: MainAxisSize.min,
-        children: [
-          Neumorphic(
-            style: NeumorphicStyle(
-              depth: -5,
-              intensity: 0.8,
-              color: Colors.grey.shade100,
-              boxShape: NeumorphicBoxShape.roundRect(
-                BorderRadius.circular(12),
-              ),
-            ),
-            child: TextFormField(
-              controller: _titleController,
-              decoration: InputDecoration(
-                labelText: 'Title',
-                border: InputBorder.none,
-                contentPadding: EdgeInsets.symmetric(
-                  vertical: 12,
-                  horizontal: 16,
-                ),
-              ),
-              validator: (value) {
-                if (value!.isEmpty) {
-                  return 'entertitle'.tr();
-                }
-                return null;
-              },
-            ),
-          ),
-          SizedBox(height: 16),
-          Neumorphic(
-            style: NeumorphicStyle(
-              depth: -5,
-              intensity: 0.8,
-              color: Colors.grey.shade100,
-              boxShape: NeumorphicBoxShape.roundRect(
-                BorderRadius.circular(12),
-              ),
-            ),
-            child: TextFormField(
-              controller: _amountController,
-              decoration: InputDecoration(
-                labelText: 'amount'.tr(),
-                border: InputBorder.none,
-                contentPadding: EdgeInsets.symmetric(
-                  vertical: 12,
-                  horizontal: 16,
-                ),
-              ),
-              keyboardType: TextInputType.number,
-              validator: (value) {
-                if (value!.isEmpty) {
-                  return 'enteramount'.tr();
-                }
-                if (double.tryParse(value) == null) {
-                  return 'entervalidnumber'.tr();
-                }
-                return null;
-              },
-            ),
-          ),
-          SizedBox(height: 16),
-          Row(
-            children: [
-              NeumorphicCheckbox(
-                style: NeumorphicCheckboxStyle(selectedColor: Colors.lightGreen, disabledColor: Colors.grey.shade200,selectedDepth: -10, unselectedDepth: 8),
-                value: _isExpense,
-                onChanged: (value) {
-                  setState(() {
-                    _isExpense = value!;
-                  });
-                },
-              ),
-              SizedBox(width: 8),
-              Text('expense'.tr(), style: TextStyle(color: Colors.black87),),
-            ],
-          ),
-        ],
-      )),
-      actions: [
-        NeumorphicButton(
-          onPressed: () {
-            Navigator.of(context).pop();
-          },
-          style: NeumorphicStyle(
-            shape: NeumorphicShape.concave,
-            intensity: 0.8,
-            depth: 9,
-            boxShape: NeumorphicBoxShape.roundRect(
-              BorderRadius.circular(12),
-            ),
-            color: Colors.grey.shade100,
-          ),
-          padding: EdgeInsets.symmetric(vertical: 12, horizontal: 16),
-          child: Text(
-            'cancel'.tr(),
-            style: TextStyle(
-              fontSize: 12,
-              fontWeight: FontWeight.bold,
-            ),
-          ),
-        ),
-        NeumorphicButton(
-          onPressed: _submitForm,
-          style: NeumorphicStyle(
-            shape: NeumorphicShape.concave,
-            intensity: 0.8,
-            depth: 9,
-            boxShape: NeumorphicBoxShape.roundRect(
-              BorderRadius.circular(12),
-            ),
-            color: Colors.grey.shade100,
-          ),
-          padding: EdgeInsets.symmetric(vertical: 12, horizontal: 16),
-          child: Text(
-            'add'.tr(),
-            style: TextStyle(
-              fontSize: 12,
-              fontWeight: FontWeight.bold,
-            ),
-          ),
-        ),
-      ],
-    );
-
-  }
-}
-
-
-class MonthlyExpensesChart extends StatelessWidget {
-  final List<ExpenseData> data;
-
-  const MonthlyExpensesChart({super.key, required this.data});
-
-  @override
-  Widget build(BuildContext context) {
-    return SizedBox(
-      height: 300,
-      child: SfCartesianChart(
-        primaryXAxis: CategoryAxis(),
-        series: <ChartSeries>[
-          ColumnSeries<ExpenseData, String>(
-            dataSource: data,
-            xValueMapper: (ExpenseData expense, _) => expense.month,
-            yValueMapper: (ExpenseData expense, _) => expense.amount,
-            color: Colors.blue,
-          ),
-        ],
-      ),
-    );
-  }
-}
-
-
-

lib/monthly_expenses.dart

@@ -1,53 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:charts_flutter/flutter.dart' as charts;
-
-
-class MonthlyExpensesChart extends StatelessWidget {
-  final List<ExpenseData> data;
-
-  const MonthlyExpensesChart({super.key, required this.data});
-
-  @override
-  Widget build(BuildContext context) {
-    List<charts.Series<ExpenseData, String>> series = [
-      charts.Series(
-        id: 'Expenses',
-        data: data,
-        domainFn: (ExpenseData expense, _) => expense.month,
-        measureFn: (ExpenseData expense, _) => expense.amount,
-        colorFn: (_, __) => charts.MaterialPalette.blue.shadeDefault,
-      ),
-    ];
-
-    return Container(
-      height: 200,
-      padding: const EdgeInsets.all(16),
-      child: charts.BarChart(
-        series,
-        animate: true,
-        domainAxis: const charts.OrdinalAxisSpec(
-          renderSpec: charts.SmallTickRendererSpec(
-            labelStyle: charts.TextStyleSpec(
-              fontSize: 12,
-            ),
-          ),
-        ),
-        primaryMeasureAxis: const charts.NumericAxisSpec(
-          renderSpec: charts.GridlineRendererSpec(
-            labelStyle: charts.TextStyleSpec(
-              fontSize: 12,
-            ),
-          ),
-        ),
-      ),
-    );
-  }
-}
-
-class ExpenseData {
-  final String month;
-  final double amount;
-
-  ExpenseData({required this.month, required this.amount});
-}
-

lib/preferences.dart

@@ -1,4 +1,5 @@
 import 'package:easy_localization/easy_localization.dart';
+import 'package:flutter/foundation.dart';
 import 'package:flutter_neumorphic/flutter_neumorphic.dart';
 import 'package:tests/theme/theme_manager.dart';
 
@@ -12,19 +13,24 @@ class Settings extends StatefulWidget {
 }
 
 class SettingsState extends State<Settings> {
-
   String _selectedLanguage = 'English';
   String _selectedCurrency = 'Euro';
 
   final List<String> _languages = ['English', 'Deutsch'];
   final List<String> _currencies = ['Euro', 'Dollar', 'CHF'];
 
-  void checkForLanguage(BuildContext context){
+  void checkForLanguage(BuildContext context) {
     String language = context.locale.toString();
+    if (kDebugMode) {
       print(language);
-    switch(language){
+    }
-      case "en_US": _selectedLanguage = "English"; break;
+    switch (language) {
-      case "de_DE": _selectedLanguage = "Deutsch"; break;
+      case "en_US":
+        _selectedLanguage = "English";
+        break;
+      case "de_DE":
+        _selectedLanguage = "Deutsch";
+        break;
     }
   }
 
@@ -33,11 +39,10 @@ class SettingsState extends State<Settings> {
     _themeManager.removeListener(themeListener);
     super.dispose();
   }
-    themeListener(){
-      if(mounted){
-        setState(() {
 
-        });
+  themeListener() {
+    if (mounted) {
+      setState(() {});
     }
   }
 
@@ -59,14 +64,14 @@ class SettingsState extends State<Settings> {
         toolbarHeight: 80,
         title: Text(
           'settings'.tr(),
-          style: TextStyle(
+          style: const TextStyle(
             fontSize: 18,
             fontWeight: FontWeight.bold,
             color: Colors.black54,
           ),
         ),
         centerTitle: true,
-        shape: RoundedRectangleBorder(
+        shape: const RoundedRectangleBorder(
           borderRadius: BorderRadius.only(
             bottomLeft: Radius.circular(15),
             bottomRight: Radius.circular(15),
@@ -78,17 +83,16 @@ class SettingsState extends State<Settings> {
           child: NeumorphicButton(
             onPressed: () {
               Navigator.pop(context, "Change");
-
             },
             style: NeumorphicStyle(
               shape: NeumorphicShape.flat,
-              boxShape: NeumorphicBoxShape.circle(),
+              boxShape: const NeumorphicBoxShape.circle(),
               depth: 6,
               intensity: 0.9,
               color: Colors.grey.shade100,
             ),
-            padding: EdgeInsets.all(10),
+            padding: const EdgeInsets.all(10),
-            child: Icon(Icons.arrow_back, color: Colors.black38),
+            child: const Icon(Icons.arrow_back, color: Colors.black38),
           ),
         ),
       ),
@@ -118,10 +122,14 @@ class SettingsState extends State<Settings> {
                   trackDepth: 5,
                   // Weitere Style-Eigenschaften hier anpassen
                   // Um den Switch heller zu machen, kannst du die Farben anpassen
-                  activeTrackColor: Colors.lightGreen, // Farbe für den aktiven Track
+                  activeTrackColor: Colors.lightGreen,
-                  inactiveTrackColor: Colors.grey.shade300, // Farbe für den inaktiven Track
+                  // Farbe für den aktiven Track
-                  activeThumbColor: Colors.grey.shade100, // Farbe für den aktiven Thumb
+                  inactiveTrackColor: Colors.grey.shade300,
-                  inactiveThumbColor: Colors.grey.shade200, // Farbe für den inaktiven Thumb
+                  // Farbe für den inaktiven Track
+                  activeThumbColor: Colors.grey.shade100,
+                  // Farbe für den aktiven Thumb
+                  inactiveThumbColor:
+                      Colors.grey.shade200, // Farbe für den inaktiven Thumb
                 ),
               ),
             ),
@@ -142,9 +150,13 @@ class SettingsState extends State<Settings> {
                 onChanged: (String? newValue) {
                   setState(() {
                     _selectedLanguage = newValue!;
-                    switch(_selectedLanguage){
+                    switch (_selectedLanguage) {
-                      case "English": context.setLocale(Locale('en', 'US')); break;
+                      case "English":
-                      case "Deutsch": context.setLocale(Locale('de', 'DE')); break;
+                        context.setLocale(const Locale('en', 'US'));
+                        break;
+                      case "Deutsch":
+                        context.setLocale(const Locale('de', 'DE'));
+                        break;
                     }
                   });
                 },
@@ -177,7 +189,8 @@ class SettingsState extends State<Settings> {
                     // z.B. mit einer Funktion, die die Währung ändert.
                   });
                 },
-                items: _currencies.map<DropdownMenuItem<String>>((String value) {
+                items:
+                    _currencies.map<DropdownMenuItem<String>>((String value) {
                   return DropdownMenuItem<String>(
                     value: value,
                     child: Text(value),

lib/saving_tips.dart

@@ -1,9 +1,5 @@
-import 'package:flutter/material.dart';
 import 'package:carousel_slider/carousel_slider.dart';
 import 'package:flutter_neumorphic/flutter_neumorphic.dart';
-import 'package:flutter_svg/flutter_svg.dart';
-import 'package:flutter/cupertino.dart';
-
 
 class SavingsTipsDialog extends StatelessWidget {
   final List<String> savingsTips = [
@@ -24,6 +20,8 @@ class SavingsTipsDialog extends StatelessWidget {
     'Nutze kostenlose Online-Ressourcen für Weiterbildung und Hobbys.',
   ];
 
+  SavingsTipsDialog({super.key});
+
   @override
   Widget build(BuildContext context) {
     return Dialog(
@@ -38,49 +36,48 @@ class SavingsTipsDialog extends StatelessWidget {
             CarouselSlider.builder(
               itemCount: savingsTips.length,
               itemBuilder: (BuildContext context, int index, int realIndex) {
-                return Padding(
+                return Neumorphic(
-                  padding: const EdgeInsets.symmetric(horizontal: 8.0),
+                    margin: const EdgeInsets.only(bottom: 5),
-                  child: Neumorphic(
                     style: NeumorphicStyle(
-
+                      boxShape: NeumorphicBoxShape.roundRect(
-                      boxShape: NeumorphicBoxShape.roundRect(BorderRadius.circular(13.0)),
+                          BorderRadius.circular(13.0)),
                     ),
                     child: Container(
                       decoration: BoxDecoration(
                         borderRadius: BorderRadius.circular(10.0),
-                        color: Colors.grey.shade100, // Setze die Hintergrundfarbe auf rot
+                        color: Colors.grey
+                            .shade100, // Setze die Hintergrundfarbe auf rot
                       ),
-                      padding: const EdgeInsets.all(16.0),
+                      padding: const EdgeInsets.all(14.0),
-                      child: Column( mainAxisAlignment: MainAxisAlignment.center,
+                      child: Column(
+                        mainAxisAlignment: MainAxisAlignment.center,
                         children: [
-
                           Text(
                             savingsTips[index],
-                            style: TextStyle(fontSize: 18.0),
+                            style: const TextStyle(fontSize: 18.0),
                             textAlign: TextAlign.center,
                           ),
                         ],
                       ),
                     ),
-                  ),
+
                 );
               },
               options: CarouselOptions(
                 height: 250.0,
                 enlargeCenterPage: true,
-                viewportFraction: 0.85,
+                viewportFraction: 0.76,
                 initialPage: 0,
                 enableInfiniteScroll: true,
                 autoPlay: true,
-                autoPlayInterval: Duration(seconds: 4),
+                autoPlayInterval: const Duration(seconds: 4),
-                autoPlayAnimationDuration: Duration(milliseconds: 700),
+                autoPlayAnimationDuration: const Duration(milliseconds: 700),
                 autoPlayCurve: Curves.fastOutSlowIn,
                 pauseAutoPlayOnTouch: true,
               ),
             ),
-            SizedBox(height: 16.0),
+            const SizedBox(height: 16.0),
             NeumorphicButton(
-              child: Text('Close'),
               onPressed: () {
                 Navigator.of(context).pop();
               },
@@ -89,10 +86,11 @@ class SavingsTipsDialog extends StatelessWidget {
                 depth: 10,
                 intensity: 0.9,
                 shape: NeumorphicShape.flat,
-                boxShape: NeumorphicBoxShape.roundRect(BorderRadius.circular(15.0)),
+                boxShape:
+                    NeumorphicBoxShape.roundRect(BorderRadius.circular(15.0)),
               ),
+              child: const Text('Close'),
             ),
-
           ],
         ),
       ),

lib/theme/theme_constants.dart

@@ -1,4 +1,3 @@
-
 import 'package:flutter/material.dart';
 
 const COLOR_PRIMARY = Colors.deepOrangeAccent;
@@ -6,9 +5,7 @@ const COLOR_PRIMARY = Colors.deepOrangeAccent;
 ThemeData lightTheme = ThemeData(
     brightness: Brightness.light,
     primaryColor: COLOR_PRIMARY,
-  fontFamily: "Montserrat"
+    fontFamily: "Montserrat");
-
-);
 
 ThemeData darkTheme = ThemeData(
   fontFamily: "Montserrat",

lib/transaction/transaction.dart

@@ -0,0 +1,34 @@
+import 'dart:convert';
+
+class Transaction {
+  String title;
+  double amount;
+  bool isExpense;
+  DateTime date;
+
+  Transaction({
+    required this.title,
+    required this.amount,
+    required this.isExpense,
+    required this.date,
+  });
+
+  factory Transaction.fromJson(String json) {
+    final Map<String, dynamic> map = jsonDecode(json);
+    return Transaction(
+      title: map['title'],
+      amount: map['amount'],
+      isExpense: map['isExpense'],
+      date: DateTime.parse(map['date']),
+    );
+  }
+
+  Map<String, dynamic> toJson() {
+    return {
+      'title': title,
+      'amount': amount,
+      'isExpense': isExpense,
+      'date': date.toString(),
+    };
+  }
+}

lib/transaction/transaction_dialog.dart

@@ -0,0 +1,189 @@
+import 'package:easy_localization/easy_localization.dart';
+import 'package:flutter_neumorphic/flutter_neumorphic.dart';
+import 'package:tests/transaction/transaction.dart';
+
+class AddTransactionDialog extends StatefulWidget {
+  final Function addTransaction;
+  const AddTransactionDialog({super.key, required this.addTransaction});
+
+  @override
+  AddTransactionDialogState createState() => AddTransactionDialogState();
+}
+
+class AddTransactionDialogState extends State<AddTransactionDialog> {
+  final _formKey = GlobalKey<FormState>();
+  final _titleController = TextEditingController();
+  final _amountController = TextEditingController();
+  bool _isExpense = true;
+
+  @override
+  void dispose() {
+    _titleController.dispose();
+    _amountController.dispose();
+    super.dispose();
+  }
+
+  void _submitForm() {
+    if (_formKey.currentState!.validate()) {
+      String title = _titleController.text.trim();
+      double amount = double.parse(_amountController.text.trim());
+      Transaction transaction = Transaction(
+        title: title,
+        amount: amount,
+        isExpense: _isExpense,
+        date: DateTime.now(),
+      );
+      widget.addTransaction(transaction);
+      Navigator.of(context).pop();
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return AlertDialog(
+      shape: RoundedRectangleBorder(
+        borderRadius: BorderRadius.circular(15),
+      ),
+      title: Text(
+        'addtrans'.tr(),
+        style: const TextStyle(
+          fontSize: 20,
+          color: Colors.black54,
+        ),
+      ),
+      content: Form(
+          key: _formKey, // Hier wird das _formKey dem Form-Widget zugewiesen
+          child: Column(
+            mainAxisSize: MainAxisSize.min,
+            children: [
+              Neumorphic(
+                style: NeumorphicStyle(
+                  depth: -5,
+                  intensity: 0.8,
+                  color: Colors.grey.shade100,
+                  boxShape: NeumorphicBoxShape.roundRect(
+                    BorderRadius.circular(12),
+                  ),
+                ),
+                child: TextFormField(
+                  controller: _titleController,
+                  decoration: const InputDecoration(
+                    labelText: 'Title',
+                    border: InputBorder.none,
+                    contentPadding: EdgeInsets.symmetric(
+                      vertical: 12,
+                      horizontal: 16,
+                    ),
+                  ),
+                  validator: (value) {
+                    if (value!.isEmpty) {
+                      return 'entertitle'.tr();
+                    }
+                    return null;
+                  },
+                ),
+              ),
+              const SizedBox(height: 16),
+              Neumorphic(
+                style: NeumorphicStyle(
+                  depth: -5,
+                  intensity: 0.8,
+                  color: Colors.grey.shade100,
+                  boxShape: NeumorphicBoxShape.roundRect(
+                    BorderRadius.circular(12),
+                  ),
+                ),
+                child: TextFormField(
+                  controller: _amountController,
+                  decoration: InputDecoration(
+                    labelText: 'amount'.tr(),
+                    border: InputBorder.none,
+                    contentPadding: const EdgeInsets.symmetric(
+                      vertical: 12,
+                      horizontal: 16,
+                    ),
+                  ),
+                  keyboardType: TextInputType.number,
+                  validator: (value) {
+                    if (value!.isEmpty) {
+                      return 'enteramount'.tr();
+                    }
+                    if (double.tryParse(value) == null) {
+                      return 'entervalidnumber'.tr();
+                    }
+                    return null;
+                  },
+                ),
+              ),
+              const SizedBox(height: 16),
+              Row(
+                children: [
+                  NeumorphicCheckbox(
+                    style: NeumorphicCheckboxStyle(
+                        selectedColor: Colors.lightGreen,
+                        disabledColor: Colors.grey.shade200,
+                        selectedDepth: -10,
+                        unselectedDepth: 8),
+                    value: _isExpense,
+                    onChanged: (value) {
+                      setState(() {
+                        _isExpense = value!;
+                      });
+                    },
+                  ),
+                  const SizedBox(width: 8),
+                  Text(
+                    'expense'.tr(),
+                    style: const TextStyle(color: Colors.black87),
+                  ),
+                ],
+              ),
+            ],
+          )),
+      actions: [
+        NeumorphicButton(
+          onPressed: () {
+            Navigator.of(context).pop();
+          },
+          style: NeumorphicStyle(
+            shape: NeumorphicShape.concave,
+            intensity: 0.8,
+            depth: 9,
+            boxShape: NeumorphicBoxShape.roundRect(
+              BorderRadius.circular(12),
+            ),
+            color: Colors.grey.shade100,
+          ),
+          padding: const EdgeInsets.symmetric(vertical: 12, horizontal: 16),
+          child: Text(
+            'cancel'.tr(),
+            style: const TextStyle(
+              fontSize: 12,
+              fontWeight: FontWeight.bold,
+            ),
+          ),
+        ),
+        NeumorphicButton(
+          onPressed: _submitForm,
+          style: NeumorphicStyle(
+            shape: NeumorphicShape.concave,
+            intensity: 0.8,
+            depth: 9,
+            boxShape: NeumorphicBoxShape.roundRect(
+              BorderRadius.circular(12),
+            ),
+            color: Colors.grey.shade100,
+          ),
+          padding: const EdgeInsets.symmetric(vertical: 12, horizontal: 16),
+          child: Text(
+            'add'.tr(),
+            style: const TextStyle(
+              fontSize: 12,
+              fontWeight: FontWeight.bold,
+            ),
+          ),
+        ),
+      ],
+    );
+  }
+}

pubspec.lock

@@ -65,6 +65,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.12.0"
+  circular_seek_bar:
+    dependency: "direct main"
+    description:
+      name: circular_seek_bar
+      sha256: "78ff5e54b6012523f3ce19b33c870ab75433ea96977f44606f1641a8ac5c1873"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.1.0+2"
   clock:
     dependency: transitive
     description:
@@ -450,6 +458,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "21.2.10"
+  tab_indicator_styler:
+    dependency: "direct main"
+    description:
+      name: tab_indicator_styler
+      sha256: "9e7e90367e20f71f3882fc6578fdcced35ab1c66ab20fcb623cdcc20d2796c76"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.0"
   term_glyph:
     dependency: transitive
     description:

pubspec.yaml

@@ -42,7 +42,8 @@ dependencies:
   easy_localization: ^3.0.2
   carousel_slider: ^4.2.1
   flutter_svg: ^2.0.0
-
+  circular_seek_bar: ^1.1.0
+  tab_indicator_styler: ^2.0.0
 
 dev_dependencies:
   flutter_test: