Added: expanse planner app

expense_planner/lib/main.dart

@@ -0,0 +1,139 @@
+import 'package:flutter/material.dart';
+
+import './widgets/new_transaction.dart';
+import './widgets/transaction_list.dart';
+import './widgets/chart.dart';
+import './models/transaction.dart';
+
+void main() => runApp(MyApp());
+
+class MyApp extends StatelessWidget {
+  @override
+  Widget build(BuildContext context) {
+    return MaterialApp(
+      title: 'Personal Expenses',
+      theme: ThemeData(
+          primarySwatch: Colors.purple,
+          accentColor: Colors.amber,
+          // errorColor: Colors.red,
+          fontFamily: 'Quicksand',
+          textTheme: ThemeData.light().textTheme.copyWith(
+                title: TextStyle(
+                  fontFamily: 'OpenSans',
+                  fontWeight: FontWeight.bold,
+                  fontSize: 18,
+                ),
+                button: TextStyle(color: Colors.white),
+              ),
+          appBarTheme: AppBarTheme(
+            textTheme: ThemeData.light().textTheme.copyWith(
+                  title: TextStyle(
+                    fontFamily: 'OpenSans',
+                    fontSize: 20,
+                    fontWeight: FontWeight.bold,
+                  ),
+                ),
+          )),
+      home: MyHomePage(),
+    );
+  }
+}
+
+class MyHomePage extends StatefulWidget {
+  // String titleInput;
+  // String amountInput;
+  @override
+  _MyHomePageState createState() => _MyHomePageState();
+}
+
+class _MyHomePageState extends State<MyHomePage> {
+  final List<Transaction> _userTransactions = [
+    // Transaction(
+    //   id: 't1',
+    //   title: 'New Shoes',
+    //   amount: 69.99,
+    //   date: DateTime.now(),
+    // ),
+    // Transaction(
+    //   id: 't2',
+    //   title: 'Weekly Groceries',
+    //   amount: 16.53,
+    //   date: DateTime.now(),
+    // ),
+  ];
+
+  List<Transaction> get _recentTransactions {
+    return _userTransactions.where((tx) {
+      return tx.date.isAfter(
+        DateTime.now().subtract(
+          Duration(days: 7),
+        ),
+      );
+    }).toList();
+  }
+
+  void _addNewTransaction(
+      String txTitle, double txAmount, DateTime chosenDate) {
+    final newTx = Transaction(
+      title: txTitle,
+      amount: txAmount,
+      date: chosenDate,
+      id: DateTime.now().toString(),
+    );
+
+    setState(() {
+      _userTransactions.add(newTx);
+    });
+  }
+
+  void _startAddNewTransaction(BuildContext ctx) {
+    showModalBottomSheet(
+      context: ctx,
+      builder: (_) {
+        return GestureDetector(
+          onTap: () {},
+          child: NewTransaction(_addNewTransaction),
+          behavior: HitTestBehavior.opaque,
+        );
+      },
+    );
+  }
+
+  void _deleteTransaction(String id) {
+    setState(() {
+      _userTransactions.removeWhere((tx) => tx.id == id);
+    });
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: Text(
+          'Personal Expenses',
+        ),
+        actions: <Widget>[
+          IconButton(
+            icon: Icon(Icons.add),
+            onPressed: () => _startAddNewTransaction(context),
+          ),
+        ],
+      ),
+      body: SingleChildScrollView(
+        child: Column(
+          // mainAxisAlignment: MainAxisAlignment.start,
+          crossAxisAlignment: CrossAxisAlignment.stretch,
+          children: <Widget>[
+            Chart(_recentTransactions),
+            TransactionList(_userTransactions, _deleteTransaction),
+          ],
+        ),
+      ),
+      floatingActionButtonLocation: FloatingActionButtonLocation.centerFloat,
+      floatingActionButton: FloatingActionButton(
+        child: Icon(Icons.add),
+        onPressed: () => _startAddNewTransaction(context),
+      ),
+    );
+  }
+}