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April 13, 2023 15:25
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Challenge Day 11
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import 'dart:async'; | |
import 'package:flutter/material.dart'; | |
class TaskTimer extends StatefulWidget { | |
const TaskTimer({super.key}); | |
@override | |
State<TaskTimer> createState() => _TaskTimer(); | |
} | |
const Color kPrimaryColor = Color(0xffd55846); | |
const List<int> timerPicker = [15, 20, 25, 30, 35]; | |
class _TaskTimer extends State<TaskTimer> { | |
late final ScrollController _controller = ScrollController(); | |
int selectedIndex = 2; | |
int maxTicker = 0; | |
int rounds = 0; | |
int goals = 0; | |
int maxGoals = 12; | |
int maxRounds = 4; | |
bool isRunning = false; | |
bool isBreak = false; | |
int currentTick = 0; | |
int breakTicker = 5 * 60; | |
late int minutes; | |
late int seconds; | |
late Timer timer; | |
void completed() { | |
if (rounds < maxRounds - 1) { | |
rounds += 1; | |
} else { | |
goals += 1; | |
rounds = 0; | |
onBreak(); | |
} | |
setState(() {}); | |
} | |
void resetValues() { | |
setState(() { | |
isRunning = false; | |
isBreak = false; | |
maxTicker = timerPicker[selectedIndex] * 60; | |
currentTick = 0; | |
minutes = maxTicker ~/ 60; | |
seconds = maxTicker - (minutes * 60); | |
}); | |
} | |
void runTicker() { | |
setState(() { | |
currentTick += 1; | |
minutes = (maxTicker - currentTick) ~/ 60; | |
seconds = maxTicker - (minutes * 60) - currentTick; | |
}); | |
} | |
void runBreak() { | |
setState(() { | |
currentTick += 1; | |
minutes = (breakTicker - currentTick) ~/ 60; | |
seconds = breakTicker - (minutes * 60) - currentTick; | |
}); | |
} | |
void onBreak() { | |
isBreak = true; | |
currentTick = 0; | |
minutes = breakTicker ~/ 60; | |
seconds = breakTicker - (minutes * 60); | |
timer = Timer.periodic(const Duration(seconds: 1), (timer) { | |
if (breakTicker == timer.tick) { | |
timer.cancel(); | |
resetValues(); | |
} else { | |
runBreak(); | |
} | |
}); | |
} | |
void startTimer() { | |
timer = Timer.periodic(const Duration(seconds: 1), (timer) { | |
if (maxTicker == timer.tick) { | |
timer.cancel(); | |
completed(); | |
resetValues(); | |
} else { | |
runTicker(); | |
} | |
}); | |
setState(() { | |
isRunning = true; | |
}); | |
} | |
void onTap() { | |
if (isBreak) return; | |
if (isRunning) { | |
timer.cancel(); | |
setState(() { | |
isRunning = false; | |
}); | |
} else { | |
startTimer(); | |
} | |
} | |
@override | |
void initState() { | |
super.initState(); | |
resetValues(); | |
} | |
@override | |
void dispose() { | |
_controller.dispose(); | |
super.dispose(); | |
} | |
@override | |
Widget build(BuildContext context) { | |
return Scaffold( | |
backgroundColor: kPrimaryColor, | |
body: SafeArea( | |
child: Column( | |
crossAxisAlignment: CrossAxisAlignment.center, | |
children: [ | |
const SizedBox(height: 10), | |
const Align( | |
alignment: Alignment.centerLeft, | |
child: Padding( | |
padding: EdgeInsets.symmetric(horizontal: 35), | |
child: Text( | |
'POMOTIMER', | |
style: TextStyle( | |
color: Colors.white, | |
fontSize: 22, | |
fontWeight: FontWeight.w600, | |
), | |
), | |
), | |
), | |
const SizedBox( | |
height: 100, | |
), | |
TimerDisplay( | |
minutes: minutes, | |
seconds: seconds, | |
), | |
const SizedBox( | |
height: 60, | |
), | |
SizedBox( | |
height: 60, | |
child: ListView.separated( | |
controller: _controller, | |
scrollDirection: Axis.horizontal, | |
itemCount: timerPicker.length, | |
separatorBuilder: (context, index) => const SizedBox( | |
width: 17, | |
), | |
itemBuilder: (context, index) => Opacity( | |
opacity: selectedIndex == index | |
? 1 | |
: (selectedIndex - index).abs() == 1 | |
? 0.8 | |
: 0.4, | |
child: Container( | |
padding: const EdgeInsets.symmetric( | |
horizontal: 18, | |
vertical: 5, | |
), | |
decoration: BoxDecoration( | |
color: selectedIndex != index | |
? kPrimaryColor | |
: Colors.white.withOpacity(0.8), | |
borderRadius: BorderRadius.circular(8), | |
border: Border.all( | |
color: Colors.white38, | |
width: 3, | |
), | |
), | |
child: GestureDetector( | |
onTap: () { | |
setState(() { | |
selectedIndex = index; | |
resetValues(); | |
}); | |
}, | |
child: Center( | |
child: Text( | |
timerPicker[index].toString(), | |
style: TextStyle( | |
color: selectedIndex == index | |
? kPrimaryColor | |
: Colors.white38, | |
fontSize: 28, | |
fontWeight: FontWeight.w700, | |
height: 1, | |
), | |
), | |
), | |
), | |
), | |
), | |
), | |
), | |
const SizedBox(height: 70), | |
CircleAvatar( | |
backgroundColor: Colors.black54.withOpacity(0.3), | |
radius: 50, | |
child: IconButton( | |
color: Colors.white, | |
onPressed: onTap, | |
icon: Icon( | |
isBreak | |
? Icons.play_disabled | |
: isRunning | |
? Icons.pause | |
: Icons.play_arrow, | |
size: 50, | |
), | |
), | |
), | |
const SizedBox(height: 70), | |
RoundsDisplay( | |
currentRounds: rounds, | |
maxRounds: maxRounds, | |
currentGoals: goals, | |
maxGoals: maxGoals, | |
), | |
], | |
), | |
), | |
); | |
} | |
} | |
class RoundsDisplay extends StatelessWidget { | |
final int currentRounds; | |
final int maxRounds; | |
final int currentGoals; | |
final int maxGoals; | |
const RoundsDisplay({ | |
super.key, | |
required this.currentRounds, | |
required this.maxRounds, | |
required this.currentGoals, | |
required this.maxGoals, | |
}); | |
@override | |
Widget build(BuildContext context) { | |
return Row( | |
children: [ | |
const Spacer(), | |
Column( | |
children: [ | |
Text( | |
"$currentRounds/$maxRounds", | |
style: const TextStyle( | |
color: Colors.white38, | |
fontSize: 25, | |
fontWeight: FontWeight.w700, | |
), | |
), | |
const SizedBox(height: 10), | |
Text( | |
"Round".toUpperCase(), | |
style: const TextStyle( | |
color: Colors.white70, | |
fontSize: 20, | |
fontWeight: FontWeight.w900, | |
), | |
) | |
], | |
), | |
const Spacer(flex: 2), | |
Column( | |
children: [ | |
Text( | |
"$currentGoals/$maxGoals", | |
style: const TextStyle( | |
color: Colors.white38, | |
fontSize: 25, | |
fontWeight: FontWeight.w700, | |
), | |
), | |
const SizedBox(height: 10), | |
Text( | |
"GOAL".toUpperCase(), | |
style: const TextStyle( | |
color: Colors.white70, | |
fontSize: 20, | |
fontWeight: FontWeight.w900, | |
), | |
) | |
], | |
), | |
const Spacer(), | |
], | |
); | |
} | |
} | |
class TimerDisplay extends StatelessWidget { | |
final int minutes; | |
final int seconds; | |
const TimerDisplay({ | |
super.key, | |
required this.minutes, | |
required this.seconds, | |
}); | |
@override | |
Widget build(BuildContext context) { | |
return Row( | |
mainAxisAlignment: MainAxisAlignment.center, | |
children: [ | |
NumberCard(number: minutes), | |
const Text( | |
":", | |
style: TextStyle( | |
color: Colors.white38, | |
fontSize: 100, | |
), | |
), | |
NumberCard(number: seconds), | |
], | |
); | |
} | |
} | |
class NumberCard extends StatelessWidget { | |
final int number; | |
const NumberCard({ | |
super.key, | |
required this.number, | |
}); | |
@override | |
Widget build(BuildContext context) { | |
return Container( | |
clipBehavior: Clip.none, | |
child: Stack( | |
alignment: Alignment.center, | |
children: [ | |
Positioned( | |
top: 0, | |
left: 0, | |
child: Transform.translate( | |
offset: const Offset(5, -5), | |
child: Container( | |
width: 150, | |
height: 100, | |
decoration: BoxDecoration( | |
borderRadius: BorderRadius.circular(5), | |
color: Colors.white.withOpacity(0.7), | |
), | |
), | |
), | |
), | |
Positioned( | |
top: 0, | |
left: 0, | |
child: Transform.translate( | |
offset: const Offset(10, -10), | |
child: Container( | |
width: 140, | |
height: 100, | |
decoration: BoxDecoration( | |
borderRadius: BorderRadius.circular(5), | |
color: Colors.white.withOpacity(0.7), | |
), | |
), | |
), | |
), | |
Container( | |
width: 160, | |
height: 200, | |
decoration: BoxDecoration( | |
borderRadius: BorderRadius.circular(5), | |
color: Colors.white, | |
), | |
child: Padding( | |
padding: const EdgeInsets.symmetric( | |
vertical: 40, | |
), | |
child: Text( | |
number.toString().padLeft(2, "0"), | |
textAlign: TextAlign.center, | |
style: const TextStyle( | |
color: kPrimaryColor, | |
fontSize: 90, | |
fontWeight: FontWeight.bold, | |
), | |
), | |
), | |
), | |
], | |
), | |
); | |
} | |
} |
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