867 lines
24 KiB
Dart
867 lines
24 KiB
Dart
import 'dart:convert';
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import 'package:awesome_dialog/awesome_dialog.dart';
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import 'package:flutter_neumorphic/flutter_neumorphic.dart';
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import 'package:intl/intl.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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import 'package:syncfusion_flutter_charts/charts.dart';
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import 'package:tests/preferences.dart';
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import 'package:tests/theme/theme_constants.dart';
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import 'package:tests/theme/theme_manager.dart';
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void main() {
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runApp(const FinancialPlannerApp());
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}
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ThemeManager _themeManager = ThemeManager();
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class FinancialPlannerApp extends StatelessWidget {
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const FinancialPlannerApp({super.key});
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@override
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Widget build(BuildContext context) {
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return MaterialApp(
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debugShowCheckedModeBanner: false,
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title: 'Financial Planner',
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theme: lightTheme,
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darkTheme: darkTheme,
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themeMode: _themeManager.themeMode,
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home: const HomePage(),
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);
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}
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}
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class HomePage extends StatefulWidget {
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const HomePage({super.key});
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@override
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HomePageState createState() => HomePageState();
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}
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class HomePageState extends State<HomePage> {
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List<Account> accounts = [];
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@override
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void initState() {
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super.initState();
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_themeManager.addListener(themeListener);
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loadAccounts();
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}
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@override
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void dispose() {
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_themeManager.removeListener(themeListener);
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super.dispose();
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}
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themeListener(){
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if(mounted){
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setState(() {
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});
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}
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}
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Future<void> loadAccounts() async {
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SharedPreferences prefs = await SharedPreferences.getInstance();
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final accountList = prefs.getStringList('accounts') ?? [];
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setState(() {
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accounts = accountList.map((accountJson) => Account.fromJson(accountJson)).toList();
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});
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}
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Future<void> saveAccounts() async {
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SharedPreferences prefs = await SharedPreferences.getInstance();
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List<String> accountJsonList = accounts.map((account) => json.encode(account.toJson())).toList();
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await prefs.setStringList('accounts', accountJsonList);
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}
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void addAccount(Account account) {
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setState(() {
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accounts.add(account);
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saveAccounts();
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});
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}
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void deleteAccount(Account account) {
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setState(() {
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accounts.remove(account);
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saveAccounts();
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});
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}
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void updateAccountBalance(Account account) {
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setState(() {
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saveAccounts();
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});
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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centerTitle: true,
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backgroundColor: Colors.transparent,
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elevation: 0,
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title: const Text(
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'Financial Planner',
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style: TextStyle(
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fontSize: 18,
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fontWeight: FontWeight.bold,
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color: Colors.black54,
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),
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),
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actions: [
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Padding(
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padding: const EdgeInsets.only(right: 16.0, top: 3, bottom: 7),
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child: NeumorphicButton(
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onPressed: () {
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Navigator.push(
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context,
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MaterialPageRoute(builder: (context) => Settings()),
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);
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},
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style: NeumorphicStyle(
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shape: NeumorphicShape.convex,
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boxShape: NeumorphicBoxShape.circle(),
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depth: 6,
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intensity: 0.9,
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color: Colors.grey.shade100,
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),
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child: Icon(Icons.settings, color: Colors.black38),
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),
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),
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],
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),
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body: ListView.builder(
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physics: const BouncingScrollPhysics(),
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itemCount: accounts.length,
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itemBuilder: (context, index) {
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return GestureDetector(
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onLongPress: () {
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AwesomeDialog(
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btnOkText: "Delete",
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btnOkColor: Colors.lightGreen,
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btnCancelColor: Colors.grey,
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context: context,
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animType: AnimType.bottomSlide,
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dialogType: DialogType.info,
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title: 'Delete Account',
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headerAnimationLoop: false,
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desc: 'Are you sure you want to delete this account?',
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btnCancelOnPress: () {},
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btnOkOnPress: () {
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deleteAccount(accounts[index]);
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},
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).show();
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},
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child: Neumorphic(
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margin: const EdgeInsets.all(16),
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style: NeumorphicStyle(
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depth: 7,
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intensity: 1,
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shadowDarkColor: Colors.grey.shade300,
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color: Colors.grey.shade100,
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boxShape: NeumorphicBoxShape.roundRect(BorderRadius.circular(15)),
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),
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child: ListTile(
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title: Text(accounts[index].name),
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subtitle: Text('Balance: \$${accounts[index].balance.toStringAsFixed(2)}'),
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onTap: () {
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (context) => AccountDetailPage(
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account: accounts[index],
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updateAccountBalance: updateAccountBalance,
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),
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),
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);
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},
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),
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),
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);
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},
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),
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floatingActionButton: NeumorphicButton(
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onPressed: () {
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showDialog(
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context: context,
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builder: (BuildContext context) {
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return AddAccountDialog(
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addAccount: addAccount,
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);
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},
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);
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},
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style: NeumorphicStyle(
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depth: 8,
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intensity: 1,
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shadowDarkColor: Colors.grey.shade400,
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color: Colors.grey.shade100,
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boxShape: const NeumorphicBoxShape.circle(),
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),
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child: const Icon(Icons.add,size:60,color: Colors.black12,),
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),
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);
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}
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}
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class Account {
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String name;
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double balance;
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Account({
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required this.name,
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required this.balance,
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});
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factory Account.fromJson(String json) {
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final Map<String, dynamic> map = jsonDecode(json);
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return Account(
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name: map['name'],
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balance: map['balance'],
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);
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}
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Map<String, dynamic> toJson() {
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return {
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'name': name,
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'balance': balance,
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};
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}
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}
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class AddAccountDialog extends StatefulWidget {
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final Function addAccount;
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const AddAccountDialog({super.key, required this.addAccount});
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@override
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AddAccountDialogState createState() => AddAccountDialogState();
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}
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class AddAccountDialogState extends State<AddAccountDialog> {
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final _formKey = GlobalKey<FormState>();
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final _nameController = TextEditingController();
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final _balanceController = TextEditingController();
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@override
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void dispose() {
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_nameController.dispose();
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_balanceController.dispose();
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super.dispose();
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}
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void _submitForm() {
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if (_formKey.currentState!.validate()) {
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String name = _nameController.text.trim();
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double balance = double.parse(_balanceController.text.trim());
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Account account = Account(
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name: name,
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balance: balance,
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);
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widget.addAccount(account);
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Navigator.of(context).pop();
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}
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}
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@override
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Widget build(BuildContext context) {
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return AlertDialog(
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(15),
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),
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title: const Text(
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'Add Account',
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),
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titleTextStyle: TextStyle(
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color: Colors.black54,
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fontSize: 20,
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),
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content: Form(
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key: _formKey,
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Neumorphic(
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style: NeumorphicStyle(
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depth: -5,
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intensity: 0.8,
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color: Colors.grey.shade100,
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boxShape: NeumorphicBoxShape.roundRect(
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BorderRadius.circular(12),
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),
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),
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child: TextFormField(
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controller: _nameController,
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decoration: InputDecoration(
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labelText: 'Name',
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border: InputBorder.none,
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contentPadding: EdgeInsets.fromLTRB(12, 16, 12, 16),
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),
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validator: (value) {
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if (value!.isEmpty) {
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return 'Please enter a name';
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}
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return null;
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},
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),
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),
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SizedBox(height: 16),
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Neumorphic(
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style: NeumorphicStyle(
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depth: -5,
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intensity: 0.8,
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color: Colors.grey.shade100,
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boxShape: NeumorphicBoxShape.roundRect(
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BorderRadius.circular(12),
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),
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),
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child: TextFormField(
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controller: _balanceController,
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decoration: InputDecoration(
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labelText: 'Balance',
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border: InputBorder.none,
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contentPadding: EdgeInsets.fromLTRB(12, 16, 12, 16),
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),
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keyboardType: TextInputType.number,
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validator: (value) {
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if (value!.isEmpty) {
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return 'Please enter a balance';
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}
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if (double.tryParse(value) == null) {
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return 'Please enter a valid number';
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}
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return null;
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},
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),
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),
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],
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),
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),
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actions: [
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NeumorphicButton(
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onPressed: () {
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Navigator.of(context).pop();
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},
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style: NeumorphicStyle(
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shape: NeumorphicShape.concave,
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intensity: 0.9,
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depth: 9,
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boxShape: NeumorphicBoxShape.roundRect(
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BorderRadius.circular(12),
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),
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color: Colors.grey.shade100,
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),
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padding: EdgeInsets.symmetric(vertical: 12, horizontal: 16),
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child: Text(
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'Cancel',
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style: TextStyle(
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fontSize: 12,
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fontWeight: FontWeight.bold,
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),
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),
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),
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NeumorphicButton(
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onPressed: _submitForm,
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style: NeumorphicStyle(
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shape: NeumorphicShape.concave,
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intensity: 0.8,
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depth: 9,
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boxShape: NeumorphicBoxShape.roundRect(
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BorderRadius.circular(12),
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),
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color: Colors.grey.shade100,
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),
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padding: EdgeInsets.symmetric(vertical: 12, horizontal: 16),
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child: Text(
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'Add',
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style: TextStyle(
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fontSize: 12,
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fontWeight: FontWeight.bold,
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),
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),
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),
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],
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);
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}
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}
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class AccountDetailPage extends StatefulWidget {
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final Account account;
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final Function(Account) updateAccountBalance;
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const AccountDetailPage({super.key, required this.account, required this.updateAccountBalance});
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@override
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AccountDetailPageState createState() => AccountDetailPageState();
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}
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class AccountDetailPageState extends State<AccountDetailPage> with SingleTickerProviderStateMixin {
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late TabController _tabController;
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List<Transaction> transactions = [];
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List<Transaction> incomeTransactions = [];
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List<Transaction> expenseTransactions = [];
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List<ExpenseData> expenseData = [];
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@override
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void initState() {
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super.initState();
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_tabController = TabController(length: 2, vsync: this);
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loadTransactions();
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}
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@override
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void dispose() {
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_tabController.dispose();
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super.dispose();
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}
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void loadTransactions() async {
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SharedPreferences prefs = await SharedPreferences.getInstance();
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String? transactionsJson = prefs.getString(widget.account.name);
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if (transactionsJson != null) {
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List<dynamic> decodedJson = jsonDecode(transactionsJson);
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setState(() {
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transactions = decodedJson.map((json) => Transaction.fromJson(json)).toList();
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incomeTransactions = transactions.where((transaction) => !transaction.isExpense).toList();
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expenseTransactions = transactions.where((transaction) => transaction.isExpense).toList();
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expenseData = calculateMonthlyExpenses();
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});
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}
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}
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void saveTransactions() async {
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SharedPreferences prefs = await SharedPreferences.getInstance();
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List<String> transactionsJsonList = transactions.map((transaction) => json.encode(transaction.toJson())).toList();
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prefs.setString(widget.account.name, jsonEncode(transactionsJsonList));
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}
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void addTransaction(Transaction transaction) {
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setState(() {
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transactions.add(transaction);
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if (transaction.isExpense) {
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widget.account.balance -= transaction.amount;
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expenseTransactions.add(transaction);
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} else {
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widget.account.balance += transaction.amount;
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incomeTransactions.add(transaction);
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}
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saveTransactions();
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widget.updateAccountBalance(widget.account);
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expenseData = calculateMonthlyExpenses();
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});
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}
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void deleteTransaction(Transaction transaction) {
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setState(() {
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transactions.remove(transaction);
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if (transaction.isExpense) {
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widget.account.balance += transaction.amount;
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expenseTransactions.remove(transaction);
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} else {
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widget.account.balance -= transaction.amount;
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incomeTransactions.remove(transaction);
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}
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saveTransactions();
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widget.updateAccountBalance(widget.account);
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expenseData = calculateMonthlyExpenses();
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});
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}
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List<ExpenseData> calculateMonthlyExpenses() {
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Map<String, double> monthlyExpenses = {};
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for (var transaction in expenseTransactions) {
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String month = DateFormat('yyyy-MM').format(transaction.date);
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monthlyExpenses[month] = (monthlyExpenses[month] ?? 0) + transaction.amount;
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}
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List<ExpenseData> expenseData = [];
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monthlyExpenses.forEach((month, amount) {
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expenseData.add(ExpenseData(month: month, amount: amount));
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});
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return expenseData;
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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backgroundColor: Colors.transparent,
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elevation: 0,
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toolbarHeight: 80,
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title: Text(
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widget.account.name,
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style: TextStyle(
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fontSize: 18,
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fontWeight: FontWeight.bold,
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color: Colors.black54,
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),
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),
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centerTitle: true,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.only(
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bottomLeft: Radius.circular(15),
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bottomRight: Radius.circular(15),
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),
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),
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shadowColor: Colors.grey.shade300,
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leading: Padding(
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padding: const EdgeInsets.only(left: 16.0),
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child: NeumorphicButton(
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onPressed: () {
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Navigator.pop(context);
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},
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style: NeumorphicStyle(
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shape: NeumorphicShape.flat,
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boxShape: NeumorphicBoxShape.circle(),
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depth: 6,
|
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intensity: 0.9,
|
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color: Colors.grey.shade100,
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),
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padding: EdgeInsets.all(10),
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child: Icon(Icons.arrow_back, color: Colors.black38),
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),
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),
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),
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body: Column(
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children: [
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TabBar(
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controller: _tabController,
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labelColor: Colors.black,
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tabs: const [
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Tab(text: 'Einnahmen'),
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Tab(text: 'Ausgaben'),
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],
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),
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Expanded(
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child: TabBarView(
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controller: _tabController,
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children: [
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_buildTransactionsList(incomeTransactions),
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Column(
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children: [
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Expanded(child: _buildTransactionsList(expenseTransactions)),
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if (expenseTransactions.isNotEmpty) _buildExpenseChart(),
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],
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),
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],
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),
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),
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],
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),
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floatingActionButton: NeumorphicButton(
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onPressed: () => showDialog(
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context: context,
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builder: (_) => AddTransactionDialog(addTransaction: addTransaction),
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),
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style: NeumorphicStyle(
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depth: 8,
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intensity: 1,
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shadowDarkColor: Colors.grey.shade400,
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color: Colors.grey.shade100,
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boxShape: NeumorphicBoxShape.circle(),
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),
|
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padding: EdgeInsets.all(16),
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child: Icon(
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Icons.add,
|
|
size: 40,
|
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color: Colors.black12,
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),
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),
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);
|
|
}
|
|
|
|
Widget _buildTransactionsList(List<Transaction> transactionsList) {
|
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return ListView.builder(
|
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itemCount: transactionsList.length,
|
|
itemBuilder: (context, index) {
|
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return ListTile(
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title: Text(transactionsList[index].title),
|
|
subtitle: Text(transactionsList[index].title),
|
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trailing: Text(
|
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transactionsList[index].isExpense
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? '-\$${transactionsList[index].amount.toStringAsFixed(2)}'
|
|
: '+\$${transactionsList[index].amount.toStringAsFixed(2)}',
|
|
style: TextStyle(
|
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color: transactionsList[index].isExpense ? Colors.red : Colors.green,
|
|
fontWeight: FontWeight.bold,
|
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),
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),
|
|
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(
|
|
'Add Transaction',
|
|
style: TextStyle(
|
|
fontSize: 20,
|
|
color: Colors.black54,
|
|
),
|
|
),
|
|
content: 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 'Please enter a title';
|
|
}
|
|
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',
|
|
border: InputBorder.none,
|
|
contentPadding: EdgeInsets.symmetric(
|
|
vertical: 12,
|
|
horizontal: 16,
|
|
),
|
|
),
|
|
keyboardType: TextInputType.number,
|
|
validator: (value) {
|
|
if (value!.isEmpty) {
|
|
return 'Please enter an amount';
|
|
}
|
|
if (double.tryParse(value) == null) {
|
|
return 'Please enter a valid number';
|
|
}
|
|
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', 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',
|
|
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',
|
|
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,
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
}
|
|
|
|
|
|
|