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July 12, 2021 14:13
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| import 'package:flutter/material.dart'; | |
| import 'package:clima/utilities/constants.dart'; | |
| import 'package:clima/services/weather.dart'; | |
| class LocationScreen extends StatefulWidget { | |
| // final test = 'ABC'; | |
| final locationWeather; // to get the weather data from loading screen | |
| LocationScreen({this.locationWeather}); | |
| @override | |
| _LocationScreenState createState() => _LocationScreenState(); | |
| } | |
| class _LocationScreenState extends State<LocationScreen> { | |
| // final s; | |
| // _LocationScreenState(this.s); | |
| int temperature = 10; | |
| // int condition; | |
| String weatherIcon; | |
| String city; | |
| String message; | |
| WeatherModel weatherModel = WeatherModel(); // to get icon and message | |
| @override | |
| void initState() { | |
| super.initState(); | |
| // print('Location Screen output: ${widget.locationWeather}'); | |
| // print(widget.runtimeType); | |
| updateUI(widget.locationWeather); | |
| print('Location Screen init called'); | |
| } | |
| @override | |
| void deactivate() { | |
| super.deactivate(); | |
| print('Location screen deactivated'); | |
| } | |
| // we can use dynamic or var | |
| void updateUI(var weatherData) { | |
| setState(() { | |
| // To handle cases where there is error in getting location | |
| if (weatherData == null) { | |
| temperature = 0; | |
| message = 'Error in getting location'; | |
| weatherIcon = 'š'; | |
| city = ''; | |
| // return; | |
| } else { | |
| temperature = weatherData['main']['temp'] | |
| .toInt(); // toInt() just of UI purpose to avoid decimals | |
| var condition = weatherData['weather'][0]['id']; | |
| weatherIcon = weatherModel.getWeatherIcon(condition); | |
| city = weatherData['name']; | |
| message = weatherModel.getMessage(temperature); | |
| print('Location Screen output: $temperature $condition $city'); | |
| } | |
| }); | |
| } | |
| @override | |
| Widget build(BuildContext context) { | |
| // print(s); | |
| print('Location screen build called'); | |
| updateUI(widget.locationWeather); | |
| return Scaffold( | |
| body: Container( | |
| decoration: BoxDecoration( | |
| image: DecorationImage( | |
| image: AssetImage('images/location_background.jpg'), | |
| fit: BoxFit.cover, | |
| colorFilter: ColorFilter.mode( | |
| Colors.white.withOpacity(0.8), BlendMode.dstATop), | |
| ), | |
| ), | |
| constraints: BoxConstraints.expand(), | |
| child: SafeArea( | |
| child: Column( | |
| mainAxisAlignment: MainAxisAlignment.spaceBetween, | |
| crossAxisAlignment: CrossAxisAlignment.stretch, | |
| children: <Widget>[ | |
| Row( | |
| // default width is full width of the screen. only height is that of tallest child. | |
| mainAxisAlignment: MainAxisAlignment.spaceBetween, | |
| children: [ | |
| TextButton( | |
| onPressed: () async { | |
| var weatherData = await weatherModel.getLocationWeather(); | |
| updateUI(weatherData); | |
| }, | |
| child: Icon( | |
| Icons.near_me, | |
| size: 50.0, | |
| // color: Colors.white, | |
| ), | |
| style: TextButton.styleFrom(primary: Colors.white), | |
| ), | |
| TextButton( | |
| onPressed: () async { | |
| // To get and store the city name entered in city screen | |
| var typedName = | |
| await Navigator.pushNamed(context, 'CityScreen'); | |
| // print(typedName); | |
| var weatherData = | |
| await weatherModel.getCityWeather(typedName); | |
| updateUI(weatherData); | |
| }, | |
| child: Icon( | |
| Icons.location_city, | |
| size: 50.0, | |
| ), | |
| style: TextButton.styleFrom(primary: Colors.white), | |
| ), | |
| ], | |
| ), | |
| Padding( | |
| padding: EdgeInsets.only(left: 15.0), | |
| child: Row( | |
| children: <Widget>[ | |
| Text( | |
| '$temperatureĀ°', | |
| style: kTempTextStyle, | |
| ), | |
| Text( | |
| weatherIcon, | |
| style: kConditionTextStyle, | |
| ), | |
| ], | |
| ), | |
| ), | |
| Padding( | |
| padding: EdgeInsets.only(right: 15.0), | |
| child: Text( | |
| "$message in $city", | |
| textAlign: TextAlign.right, | |
| style: kMessageTextStyle, | |
| ), | |
| ), | |
| ], | |
| ), | |
| ), | |
| ), | |
| ); | |
| } | |
| } |
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