[Flutter] Pomodoro app

 

옮겨놓을데가 없어서

일단 구냥 여기다가...

 

 

//main.dart

import 'package:flutter/material.dart';
import 'package:toonflix/screens/home_screen.dart';

void main() {
  runApp(const App());
}

class App extends StatelessWidget {
  const App({super.key});

  @override
  Widget build(BuildContext context) {
    //root widget은 materialapp / cupertinoapp 중 style 선택 필요
    return MaterialApp(
      theme: ThemeData(
        colorScheme: ColorScheme.fromSwatch(
          backgroundColor: const Color(0XFFE7626C),
        ),
        textTheme: const TextTheme(
          displayLarge: TextStyle(
            color: Color(0xFF232855),
          ),
        ),
        cardColor: const Color(0xFFF4EDDB),
      ),
      home: const HomeScreen(),
    );
  }
}

 

//home_screen.dart

import 'dart:async';

import 'package:flutter/material.dart';
import 'package:flutter/widgets.dart';

class HomeScreen extends StatefulWidget {
  const HomeScreen({super.key});

  @override
  State<HomeScreen> createState() => _HomeScreenState();
}

class _HomeScreenState extends State<HomeScreen> {
  static const twentyFiveMins = 1500;
  int totalSeconds = twentyFiveMins;
  bool isRunning = false;
  int totalPomo = 0;
  late Timer timer;

  void onTick(Timer timer) {
    if (totalSeconds == 0) {
      setState(() {
        totalPomo = totalPomo + 1;
        isRunning = false;
        totalSeconds = twentyFiveMins;
      });
      timer.cancel();
    } else {
      setState(() {
        //실행될 때마다 totalSeconds가 1씩 감소
        totalSeconds = totalSeconds - 1;
      });
    }
  }

  void onStartPressed() {
    //Duration마다 함수 실행
    timer = Timer.periodic(const Duration(seconds: 1), onTick);
    setState(() {
      isRunning = true;
    });
  }

  void onPausePressed() {
    timer.cancel();
    setState(() {
      isRunning = false;
    });
  }

  void onRestartPressed() {
    timer.cancel();
    setState(() {
      isRunning = false;
      totalSeconds = twentyFiveMins;
    });
  }

  String format(int seconds) {
    var duration = Duration(seconds: seconds);
    return duration.toString().split(".").first.substring(2, 7);
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      backgroundColor: Theme.of(context).colorScheme.background,
      body: Column(
        children: [
          Flexible(
            flex: 1,
            child: Container(
              alignment: Alignment.bottomCenter,
              child: Text(
                format(totalSeconds),
                style: TextStyle(
                  color: Theme.of(context).cardColor,
                  fontSize: 89,
                  fontWeight: FontWeight.w600,
                ),
              ),
            ),
          ),
          Flexible(
            flex: 3,
            child: Column(
              mainAxisAlignment: MainAxisAlignment.center,
              children: [
                IconButton(
                  iconSize: 120,
                  color: Theme.of(context).cardColor,
                  onPressed: isRunning ? onPausePressed : onStartPressed,
                  icon: Icon(isRunning
                      ? Icons.pause_circle_outline
                      : Icons.play_circle_outline),
                ),
                IconButton(
                  iconSize: 30,
                  color: Theme.of(context).cardColor,
                  onPressed: onRestartPressed,
                  icon: const Icon(Icons.restart_alt_outlined),
                )
              ],
            ),
          ),
          Flexible(
            flex: 1,
            child: Row(
              children: [
                Expanded(
                  child: Container(
                    decoration: BoxDecoration(
                      color: Theme.of(context).cardColor,
                      borderRadius:
                          const BorderRadius.vertical(top: Radius.circular(50)),
                    ),
                    child: Column(
                      mainAxisAlignment: MainAxisAlignment.center,
                      children: [
                        Text(
                          'Pomodoros',
                          style: TextStyle(
                            fontSize: 20,
                            color:
                                Theme.of(context).textTheme.displayLarge!.color,
                            fontWeight: FontWeight.w600,
                          ),
                        ),
                        Text(
                          '$totalPomo',
                          style: TextStyle(
                            fontSize: 58,
                            color:
                                Theme.of(context).textTheme.displayLarge!.color,
                            fontWeight: FontWeight.w600,
                          ),
                        ),
                      ],
                    ),
                  ),
                ),
              ],
            ),
          ),
        ],
      ),
    );
  }
}