Make currenciychange work

lib/account/account_detail.dart

@@ -6,6 +6,7 @@ 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 '../main.dart';
 import 'account.dart';
 import '../chart/expense_chart.dart';
 import '../chart/expense_data.dart';
@@ -29,11 +30,32 @@ class AccountDetailPageState extends State<AccountDetailPage>
   List<Transaction> incomeTransactions = [];
   List<Transaction> expenseTransactions = [];
   List<ExpenseData> expenseData = [];
+  String _selectedCurrency="€";
 
+  Future<String> getCurrencyFromSharedPreferences(String key) async {
+    SharedPreferences prefs = await SharedPreferences.getInstance();
+    if (prefs.getString(key)=="Euro"){
+      _selectedCurrency="€";
+    }
+    if (prefs.getString(key)=="Dollar"){
+      _selectedCurrency=r"$";
+    }
+    if (prefs.getString(key)=="CHF"){
+      _selectedCurrency="CHF";
+    }
+
+    return prefs.getString(key) ?? 'Euro';
+  }
   @override
   void initState() {
     super.initState();
     _tabController = TabController(length: 3, vsync: this);
+
+    getCurrencyFromSharedPreferences("currency").then((value) {
+      setState(() {
+
+      });
+    });
     loadTransactions();
   }
 
@@ -167,7 +189,11 @@ class AccountDetailPageState extends State<AccountDetailPage>
           padding: const EdgeInsets.only(left: 16.0),
           child: NeumorphicButton(
             onPressed: () {
-              Navigator.pop(context);
+              Navigator.pop(context); // Zurück zur vorherigen Seite
+              Navigator.pushReplacement( // Neue Seite öffnen und vorherige Seite ersetzen
+                context,
+                MaterialPageRoute(builder: (context) => const HomePage()),
+              );
             },
             style: NeumorphicStyle(
               shape: NeumorphicShape.flat,
@@ -329,7 +355,7 @@ class AccountDetailPageState extends State<AccountDetailPage>
                   mainAxisSize: MainAxisSize.min,
                   children: [
                     Text(
-                      '${value.round()}' '€',
+                      '${value.round()}$_selectedCurrency',
                     ),
                     Text(
                       'progress'.tr(),
@@ -349,8 +375,8 @@ class AccountDetailPageState extends State<AccountDetailPage>
           subtitle: Text(transactionsList[index].title),
           trailing: Text(
             transactionsList[index].isExpense
-                ? '-\$${transactionsList[index].amount.toStringAsFixed(2)}'
+                ? '-$_selectedCurrency${transactionsList[index].amount.toStringAsFixed(2)}'
-                : '+\$${transactionsList[index].amount.toStringAsFixed(2)}',
+                : '+$_selectedCurrency${transactionsList[index].amount.toStringAsFixed(2)}',
             style: TextStyle(
               color:
                   transactionsList[index].isExpense ? Colors.red : Colors.green,

lib/assets/translations/de-DE.json

@@ -23,5 +23,6 @@
   "currency": "Währung",
   "budget": "Budgetcheck",
   "progress": "von deinem Budget ausgegeben",
-  "monthlyexpenses": "Monatliche Ausgaben"
+  "monthlyexpenses": "Monatliche Ausgaben",
+  "close": "Schließen"
 }

lib/assets/translations/en-US.json

@@ -23,5 +23,6 @@
   "currency": "Currency",
   "budget": "Budget check",
   "progress": "of your budget spent",
-  "monthlyexpenses": "Monthly Expenses"
+  "monthlyexpenses": "Monthly Expenses",
+  "close": "Close"
 }

lib/main.dart

@@ -55,11 +55,32 @@ class HomePage extends StatefulWidget {
 
 class HomePageState extends State<HomePage> {
   List<Account> accounts = [];
+  String _selectedCurrency="€";
+
+  Future<String> getCurrencyFromSharedPreferences(String key) async {
+    SharedPreferences prefs = await SharedPreferences.getInstance();
+    if (prefs.getString(key)=="Euro"){
+      _selectedCurrency="€";
+    }
+    if (prefs.getString(key)=="Dollar"){
+      _selectedCurrency=r"$";
+    }
+    if (prefs.getString(key)=="CHF"){
+      _selectedCurrency="CHF";
+    }
+
+    return prefs.getString(key) ?? 'Euro';
+  }
 
   @override
   void initState() {
     super.initState();
     _themeManager.addListener(themeListener);
+    getCurrencyFromSharedPreferences("currency").then((value) {
+      setState(() {
+
+      });
+    });
     loadAccounts();
   }
 
@@ -187,7 +208,7 @@ class HomePageState extends State<HomePage> {
               child: ListTile(
                 title: Text(accounts[index].name),
                 subtitle: Text(
-                    '${'balance'.tr()}: \$${accounts[index].balance.toStringAsFixed(2)}'),
+                    '${'balance'.tr()}: $_selectedCurrency${accounts[index].balance.toStringAsFixed(2)}'),
                 onTap: () {
                   Navigator.push(
                     context,

lib/preferences.dart

@@ -1,8 +1,13 @@
+import 'dart:async';
+
 import 'package:easy_localization/easy_localization.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter_neumorphic/flutter_neumorphic.dart';
+import 'package:shared_preferences/shared_preferences.dart';
 import 'package:tests/theme/theme_manager.dart';
 
+import 'main.dart';
+
 ThemeManager _themeManager = ThemeManager();
 
 class Settings extends StatefulWidget {
@@ -40,6 +45,16 @@ class SettingsState extends State<Settings> {
     super.dispose();
   }
 
+  Future<void> saveCurrencyToSharedPreferences(String key, String value) async {
+    SharedPreferences prefs = await SharedPreferences.getInstance();
+    await prefs.setString(key, value);
+  }
+
+  Future<String> getCurrencyFromSharedPreferences(String key) async {
+    SharedPreferences prefs = await SharedPreferences.getInstance();
+    return prefs.getString(key) ?? 'Euro';
+  }
+
   themeListener() {
     if (mounted) {
       setState(() {});
@@ -50,6 +65,11 @@ class SettingsState extends State<Settings> {
   void initState() {
     super.initState();
 
+    getCurrencyFromSharedPreferences("currency").then((value) {
+      setState(() {
+        _selectedCurrency = value;
+      });
+    });
     _themeManager.addListener(themeListener);
   }
 
@@ -82,7 +102,11 @@ class SettingsState extends State<Settings> {
           padding: const EdgeInsets.only(left: 16.0),
           child: NeumorphicButton(
             onPressed: () {
-              Navigator.pop(context, "Change");
+              Navigator.pop(context); // Zurück zur vorherigen Seite
+              Navigator.pushReplacement( // Neue Seite öffnen und vorherige Seite ersetzen
+                context,
+                MaterialPageRoute(builder: (context) => const HomePage()),
+              );
             },
             style: NeumorphicStyle(
               shape: NeumorphicShape.flat,
@@ -120,16 +144,10 @@ class SettingsState extends State<Settings> {
                   lightSource: LightSource.topLeft,
                   thumbShape: NeumorphicShape.concave,
                   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
                   inactiveTrackColor: Colors.grey.shade300,
-                  // Farbe für den inaktiven Track
                   activeThumbColor: Colors.grey.shade100,
-                  // Farbe für den aktiven Thumb
+                  inactiveThumbColor: Colors.grey.shade200,
-                  inactiveThumbColor:
-                      Colors.grey.shade200, // Farbe für den inaktiven Thumb
                 ),
               ),
             ),
@@ -185,12 +203,10 @@ class SettingsState extends State<Settings> {
                 onChanged: (String? newValue) {
                   setState(() {
                     _selectedCurrency = newValue!;
-                    // Hier kannst du die Währungseinstellung entsprechend anpassen
+                    saveCurrencyToSharedPreferences("currency", _selectedCurrency);
-                    // z.B. mit einer Funktion, die die Währung ändert.
                   });
                 },
-                items:
+                items: _currencies.map<DropdownMenuItem<String>>((String value) {
-                    _currencies.map<DropdownMenuItem<String>>((String value) {
                   return DropdownMenuItem<String>(
                     value: value,
                     child: Text(value),

lib/saving_tips.dart

@@ -1,4 +1,5 @@
 import 'package:carousel_slider/carousel_slider.dart';
+import 'package:easy_localization/easy_localization.dart';
 import 'package:flutter_neumorphic/flutter_neumorphic.dart';
 
 class SavingsTipsDialog extends StatelessWidget {
@@ -89,7 +90,7 @@ class SavingsTipsDialog extends StatelessWidget {
                 boxShape:
                     NeumorphicBoxShape.roundRect(BorderRadius.circular(15.0)),
               ),
-              child: const Text('Close'),
+              child:  Text('close'.tr()),
             ),
           ],
         ),