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expense_manager
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‎expense_manager/.gitignore

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# Miscellaneous
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*.class
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*.log
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*.pyc
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*.swp
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.DS_Store
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.atom/
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.buildlog/
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.history
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.svn/
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migrate_working_dir/
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libisar.dylib
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tmp
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# IntelliJ related
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*.iml
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*.ipr
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*.iws
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.idea/
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# The .vscode folder contains launch configuration and tasks you configure in
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# VS Code which you may wish to be included in version control, so this line
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# is commented out by default.
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#.vscode/
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# Flutter/Dart/Pub related
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**/doc/api/
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**/ios/Flutter/.last_build_id
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.dart_tool/
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.flutter-plugins
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.flutter-plugins-dependencies
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.packages
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.pub-cache/
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.pub/
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/build/
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# Symbolication related
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app.*.symbols
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# Obfuscation related
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app.*.map.json
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# Android Studio will place build artifacts here
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/android/app/debug
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/android/app/profile
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/android/app/release

‎expense_manager/README.md

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# Introduction
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`expense_manager` is a simple yet functional personal expense manager app built with Flutter. It allows you to:
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- Track your daily expense
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- Track your income
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- View your expenses and incomes
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- Group your expenses into categories
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- Tag your expenses easily!
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- A dashboard that shows the overall earnings
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- Beautiful report pages with charts

‎expense_manager/analysis_options.yaml

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# This file configures the analyzer, which statically analyzes Dart code to
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# check for errors, warnings, and lints.
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#
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# The issues identified by the analyzer are surfaced in the UI of Dart-enabled
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# IDEs (https://dart.dev/tools#ides-and-editors). The analyzer can also be
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# invoked from the command line by running `flutter analyze`.
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# The following line activates a set of recommended lints for Flutter apps,
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# packages, and plugins designed to encourage good coding practices.
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include: package:flutter_lints/flutter.yaml
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linter:
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# The lint rules applied to this project can be customized in the
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# section below to disable rules from the `package:flutter_lints/flutter.yaml`
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# included above or to enable additional rules. A list of all available lints
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# and their documentation is published at
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# https://dart-lang.github.io/linter/lints/index.html.
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#
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# Instead of disabling a lint rule for the entire project in the
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# section below, it can also be suppressed for a single line of code
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# or a specific dart file by using the `// ignore: name_of_lint` and
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# `// ignore_for_file: name_of_lint` syntax on the line or in the file
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# producing the lint.
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rules:
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# avoid_print: false # Uncomment to disable the `avoid_print` rule
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# prefer_single_quotes: true # Uncomment to enable the `prefer_single_quotes` rule
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file_names: false
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prefer_const_constructors: false
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prefer_const_literals_to_create_immutables: false
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# Additional information about this file can be found at
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# https://dart.dev/guides/language/analysis-options

‎expense_manager/lib/components/action_delete_icon.dart

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import 'package:flutter/material.dart';
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class ActionDeleteIcon extends StatelessWidget {
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final VoidCallback onTap;
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const ActionDeleteIcon({
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super.key,
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required this.onTap,
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});
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@override
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Widget build(BuildContext context) {
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return InkWell(
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onTap: onTap,
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child: Padding(
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padding: EdgeInsets.all(12),
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child: Icon(Icons.delete, color: Colors.white),
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),
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);
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}
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}

‎expense_manager/lib/components/amount_dialog.dart

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import 'package:expense_manager/misc/extensions.dart';
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import 'package:expense_manager/components/dialog/custom_dialog.dart';
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import 'package:expense_manager/misc/utils.dart';
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import 'package:flutter/material.dart';
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import 'package:get/get.dart';
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class AmountDialog extends StatelessWidget {
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final int amount;
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final ValueChanged<int> onAmountChanged;
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const AmountDialog({
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super.key,
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this.amount = 0,
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required this.onAmountChanged,
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});
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@override
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Widget build(BuildContext context) {
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return CustomDialog(
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maxWidth: 600,
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child: GetBuilder<_AmountDialogController>(
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init: _AmountDialogController(amount: amount),
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builder: (controller) {
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return Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Padding(
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padding:
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EdgeInsets.symmetric(horizontal: 16).copyWith(top: 16),
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child: Text(
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controller.amount.toMoney(),
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style: Theme.of(context).textTheme.displaySmall,
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),
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),
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// number pads
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GridView.count(
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crossAxisCount: 3,
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shrinkWrap: true,
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childAspectRatio: 2.3,
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children: controller.keys.map((numKey) {
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return InkWell(
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onTap: () {
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controller.calculateAmount(numKey);
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},
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child: Center(
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child: numKey == 'back'
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? Icon(Icons.backspace)
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: Text(numKey, style: TextStyle(fontSize: 21)),
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),
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);
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}).toList(),
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),
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Padding(
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padding: EdgeInsets.all(8),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.end,
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children: [
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TextButton(
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child: Text(
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'CANCEL',
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style: TextStyle(color: Colors.grey),
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),
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onPressed: () => goBack(context),
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),
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TextButton(
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child: Text('OK'),
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onPressed: () {
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onAmountChanged.call(controller.amount);
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goBack(context);
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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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}
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}
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class _AmountDialogController extends GetxController {
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final List<String> keys = [
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'1',
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'2',
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'3',
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'4',
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'5',
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'6',
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'7',
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'8',
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'9',
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'',
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'0',
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'back'
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];
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int amount;
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_AmountDialogController({required this.amount});
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void calculateAmount(String numKey) {
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if (numKey.isEmpty) return;
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switch (numKey) {
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case 'back':
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String amountText = amount.toString();
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amountText = amountText.length <= 1
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? '0'
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: amountText.substring(0, amountText.length - 1);
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amount = int.parse(amountText);
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break;
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default:
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final amountText = amount.toString() + numKey;
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amount = int.parse(amountText);
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}
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update();
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}
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}

‎expense_manager/lib/components/amount_input_view.dart

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import 'package:expense_manager/misc/extensions.dart';
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import 'package:flutter/material.dart';
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import 'amount_dialog.dart';
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class AmountInputView extends StatelessWidget {
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final int initialAmount;
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final ValueChanged<int> onChange;
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const AmountInputView({
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super.key,
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this.initialAmount = 0,
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required this.onChange,
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});
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@override
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Widget build(BuildContext context) {
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return InkWell(
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onTap: () => _showAmountDialog(context),
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child: Padding(
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padding: EdgeInsets.all(8),
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child: Align(
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alignment: Alignment.centerRight,
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child: Text(
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initialAmount.toMoney(),
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textAlign: TextAlign.right,
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style: Theme.of(context).textTheme.titleLarge,
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),
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),
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),
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);
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}
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void _showAmountDialog(BuildContext context) {
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showDialog(
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context: context,
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builder: (context) => AmountDialog(
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amount: initialAmount,
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onAmountChanged: (int amount) {
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onChange.call(amount);
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},
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),
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);
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}
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}

‎expense_manager/lib/components/button/custom_button.dart

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import 'package:flutter/material.dart';
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import '../../misc/colors.dart';
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class CustomButton extends StatelessWidget {
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final String text;
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final VoidCallback? onPressed;
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final BorderRadius borderRadius;
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final Color color;
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final Color textColor;
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final Color borderColor;
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final Color? shadowColor;
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final Icon? leftIcon;
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final Icon? rightIcon;
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final EdgeInsetsGeometry? padding;
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final double elevation;
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final bool disabled;
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final bool loading;
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final double? height;
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final bool useCustomShape;
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const CustomButton(
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this.text, {
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super.key,
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this.onPressed,
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this.disabled = false,
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this.borderRadius = const BorderRadius.all(Radius.circular(8.0)),
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this.color = CustomColors.primary,
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this.textColor = Colors.white,
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this.borderColor = Colors.transparent,
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this.leftIcon,
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this.rightIcon,
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this.padding,
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this.shadowColor,
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this.elevation = 0,
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this.loading = false,
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this.height,
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this.useCustomShape = true,
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});
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@override
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Widget build(BuildContext context) {
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return SizedBox(
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height: height ?? 45,
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child: ElevatedButton(
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style: ElevatedButton.styleFrom(
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foregroundColor: textColor,
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backgroundColor: color,
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elevation: 2,
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shadowColor: shadowColor,
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shape: useCustomShape
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? RoundedRectangleBorder(
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side: BorderSide(
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color: borderColor,
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),
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borderRadius: borderRadius,
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)
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: null,
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),
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onPressed: disabled
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? null
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: () {
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if (loading) return;
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onPressed?.call();
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},
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child: Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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if (leftIcon != null)
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Align(
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alignment: Alignment.centerLeft,
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child: leftIcon,
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),
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Align(
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alignment: Alignment.center,
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child: loading
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? _renderProgressBar()
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: Text(
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text,
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textAlign: TextAlign.center,
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style: const TextStyle(fontSize: 16.0),
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),
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),
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if (rightIcon != null)
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Align(
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alignment: Alignment.centerRight,
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child: rightIcon,
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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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Widget _renderProgressBar() {
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return const SizedBox(
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width: 20,
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height: 20,
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child: CircularProgressIndicator(
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valueColor: AlwaysStoppedAnimation(Colors.white),
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strokeWidth: 2,
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),
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);
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}
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}

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