Skip to content

Instantly share code, notes, and snippets.

@MarkyJD

MarkyJD/main.dart

Last active March 20, 2022 02:10
Show Gist options

  • Select an option

    Learn more about clone URLs
  • Save MarkyJD/6875f113ed4cfbbfc1803df2505d4329 to your computer and use it in GitHub Desktop.

Select an option

Learn more about clone URLs
Save MarkyJD/6875f113ed4cfbbfc1803df2505d4329 to your computer and use it in GitHub Desktop.
Download ZIP
Preview of LastingAge
Raw
main.dart
import 'package:flutter/material.dart';
import 'dart:async';
class AgeInfo {
final DateTime dob;
final List<String> months = [
'January',
'February',
'March',
'April',
'May',
'June',
'July',
'August',
'September',
'October',
'November',
'December'
];
final List<String> daysOfWeek = [
'Monday',
'Tuesday',
'Wednesday',
'Thursday',
'Friday',
'Saturday',
'Sunday',
];
AgeInfo(this.dob);
String get seconds {
DateTime currentTime = DateTime.now();
return currentTime.difference(dob).inSeconds.toString();
}
String get minutes {
DateTime currentTime = DateTime.now();
return currentTime.difference(dob).inMinutes.toString();
}
String get hours {
DateTime currentTime = DateTime.now();
return currentTime.difference(dob).inHours.toString();
}
String get days {
DateTime currentTime = DateTime.now();
return currentTime.difference(dob).inDays.toString();
}
String get weeks {
num totalWeeks = (num.parse(this.days) / 7).floor();
// num remainingDays = (num.parse(this.days) % 7);
return totalWeeks.toString();
}
String get years {
num totalYears = (num.parse(this.days) / 365);
return totalYears.toStringAsFixed(2);
}
String timeTil(int year) {
DateTime date = DateTime(year);
return dob.difference(date).inDays.toString();
}
String _getSuffix(int day) {
int i = day % 10;
if (i == 1 && day != 11) {
return 'st';
} else if (i == 2 && day != 12) {
return 'nd';
} else if (i == 3 && day != 13) {
return 'rd';
} else {
return 'th';
}
}
@override
String toString() {
return daysOfWeek.elementAt(dob.weekday - 1).toString() +
", " +
dob.day.toString() +
_getSuffix(dob.day) +
" " +
months.elementAt(dob.month - 1) +
" " +
dob.year.toString();
}
}
class HomeScreen extends StatefulWidget {
@override
_HomeScreenState createState() => _HomeScreenState();
}
class _HomeScreenState extends State<HomeScreen> {
Map<String, String> ageInfoMap = {};
AgeInfo dob = new AgeInfo(DateTime.now());
List<String> keys = [];
List<String> values = [];
@override
void initState() {
super.initState();
}
@override
Widget build(BuildContext context) {
var size = MediaQuery.of(context).size;
return Scaffold(
appBar: AppBar(
backgroundColor: Colors.blueGrey[900],
centerTitle: true,
title: Text(
'LastingAge',
),
),
body: Column(
children: <Widget>[
Container(
padding: EdgeInsets.symmetric(
vertical: 8.0,
horizontal: 8.0,
),
color: Colors.blueGrey[800],
height: size.height * 0.25,
width: double.infinity,
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
Container(
child: Text(
'Enter Your Birth Date',
style: TextStyle(
color: Colors.amber[200],
fontSize: 18.0,
fontWeight: FontWeight.w900,
),
),
),
Container(
margin: EdgeInsets.only(
bottom: 20.0,
top: 5.0,
),
child: Text(
'See how old you are...',
style: TextStyle(
color: Colors.blueGrey[400],
fontSize: 12.0,
),
),
),
MaterialButton(
onPressed: () async {
final DateTime? date = await showDatePicker(
context: context,
initialDate: DateTime.now(),
firstDate: DateTime(1900),
lastDate: DateTime.now(),
);
if (date != null && date != dob) {
setState(() {
dob = AgeInfo(date as DateTime);
ageInfoMap['Years'] = dob.years;
ageInfoMap['Weeks'] = dob.weeks;
ageInfoMap['Days'] = dob.days;
ageInfoMap['Hours'] = dob.hours;
ageInfoMap['Minutes'] = dob.minutes;
ageInfoMap['Seconds'] = dob.seconds;
keys = ageInfoMap.keys.toList();
values = ageInfoMap.values.toList();
});
}
},
minWidth: size.width * 0.40,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(
5.0,
),
),
elevation: 10.0,
color: Colors.lightBlueAccent[200],
splashColor: Colors.blueAccent[100],
child: Text(
'Choose Date',
style: TextStyle(
color: Colors.blueGrey[700],
fontWeight: FontWeight.bold,
),
),
),
Container(
margin: EdgeInsets.only(
top: 10.0,
),
child: Text(
dob == null ? '' : dob.toString(),
style: TextStyle(
fontSize: 12.0,
fontWeight: FontWeight.bold,
color: Colors.lightBlue[50],
),
),
),
],
),
),
Expanded(
child: Container(
decoration: BoxDecoration(
color: Colors.blueGrey[900],
),
width: double.infinity,
child: dob == null
? Text('')
: ListView.builder(
padding: EdgeInsets.symmetric(
vertical: 20.0,
),
itemExtent: 60,
itemCount: ageInfoMap.length,
itemBuilder: (context, index) {
return Center(
child: Card(
shadowColor: Colors.blueGrey[900],
elevation: 10.0,
margin: EdgeInsets.symmetric(
vertical: 1.0,
horizontal: 20.0,
),
color: Colors.blueGrey[800],
child: ListTile(
// dense: true,
onTap: () {
},
title: Text(
keys.elementAt(index) + ": ",
style: TextStyle(
color: Colors.blueGrey[50],
),
),
trailing: Text(
values.elementAt(index) + "",
style: TextStyle(
color: Colors.amber,
fontWeight: FontWeight.bold,
),
),
),
),
);
},
),
),
),
],
),
);
}
}
void main() {
runApp(MyApp());
}
class MyApp extends StatelessWidget {
// This widget is the root of your application.
@override
Widget build(BuildContext context) {
return MaterialApp(
debugShowCheckedModeBanner: false,
title: 'LastingAge',
theme: ThemeData(
primarySwatch: Colors.blue,
visualDensity: VisualDensity.adaptivePlatformDensity,
),
home: HomeScreen(),
);
}
}
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment