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Added covid-19 example app and Updated the readme (#73)

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This commit is contained in:
Mohammed Mehdi
2021-07-26 00:26:58 +05:30
committed by GitHub
parent 48f14caf15
commit 3eaedb619c
72 changed files with 2166 additions and 0 deletions
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165
covid19_mobile_app/lib/screens/searchCountry.dart Normal file
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import 'package:covid19_mobile_app/widgets/foldable_cell_widgets.dart';
import 'package:flutter/material.dart';
import 'package:folding_cell/folding_cell.dart';
class CountrySearchDelegate extends SearchDelegate {
List<dynamic> results;
CountrySearchDelegate(this.results);
// to put the 'Clear Icon(X)' in the traling part of the search text field
// to clear the contents of the text field
@override
List<Widget> buildActions(BuildContext context) {
return [
IconButton(
icon: Icon(Icons.clear),
onPressed: () {
query = '';
},
)
];
}
// to put the 'Back icon(<-)' in the leading part of the search text field
// to go back
@override
Widget buildLeading(BuildContext context) {
return IconButton(
icon: Icon(Icons.arrow_back),
onPressed: () {
Navigator.pop(context);
},
);
}
// to build results according to the query
// it is when the user types something and presses enter
@override
Widget buildResults(BuildContext context) {
final suggestionsList = results
.where((element) => element['country']
.toString()
.toLowerCase()
.contains(query.toLowerCase()))
.toList();
return ListView.builder(
physics: BouncingScrollPhysics(),
itemCount: suggestionsList.length,
itemBuilder: (context, index) {
var _foldingCellKey = GlobalKey<SimpleFoldingCellState>();
return Container(
color: Color(0xFF2e282a),
alignment: Alignment.topCenter,
child: SimpleFoldingCell(
key: _foldingCellKey,
frontWidget: Builder(
builder: (BuildContext context) {
return GestureDetector(
onTap: () {
SimpleFoldingCellState foldingCellState =
context.findAncestorStateOfType();
foldingCellState?.toggleFold();
},
child: Container(
color: Color(0xff000000),
child: buildFrontWidget(
context,
suggestionsList[index]['countryInfo']['flag'],
suggestionsList[index]['country'],
suggestionsList[index]['cases'].toString())),
);
},
),
innerTopWidget: buildInnerTopWidget(
suggestionsList[index]['country'],
suggestionsList[index]['todayCases'].toString(),
suggestionsList[index]['deaths'].toString(),
suggestionsList[index]['todayDeaths'].toString(),
suggestionsList[index]['recovered'].toString(),
suggestionsList[index]['critical'].toString(),
suggestionsList[index]['casesPerOneMillion'].toString(),
),
innerBottomWidget: buildInnerBottomWidget(
suggestionsList[index]['cases'].toString()),
cellSize: Size(MediaQuery.of(context).size.width, 125),
padding: EdgeInsets.all(15),
animationDuration: Duration(milliseconds: 300),
borderRadius: 10,
),
);
},
);
}
// to set a placeholder for the search text field
@override
String get searchFieldLabel => 'Search Country';
// to set the theme for search bar
@override
ThemeData appBarTheme(BuildContext context) {
return ThemeData(
primaryColor: Colors.black,
textTheme: Theme.of(context).textTheme.apply(),
);
}
// to build suggestions according to the query
// it is when the user types something but does not press enter
@override
Widget buildSuggestions(BuildContext context) {
final suggestionsList = results
.where((element) => element['country']
.toString()
.toLowerCase()
.contains(query.toLowerCase()))
.toList();
return ListView.builder(
physics: BouncingScrollPhysics(),
itemCount: suggestionsList.length,
itemBuilder: (context, index) {
var _foldingCellKey = GlobalKey<SimpleFoldingCellState>();
return Container(
color: Color(0xFF2e282a),
alignment: Alignment.topCenter,
child: SimpleFoldingCell(
key: _foldingCellKey,
frontWidget: Builder(
builder: (BuildContext context) {
return GestureDetector(
onTap: () {
SimpleFoldingCellState foldingCellState =
context.findAncestorStateOfType();
foldingCellState?.toggleFold();
},
child: Container(
color: Color(0xff000000),
child: buildFrontWidget(
context,
suggestionsList[index]['countryInfo']['flag'],
suggestionsList[index]['country'],
suggestionsList[index]['cases'].toString())),
);
},
),
innerTopWidget: buildInnerTopWidget(
suggestionsList[index]['country'],
suggestionsList[index]['todayCases'].toString(),
suggestionsList[index]['deaths'].toString(),
suggestionsList[index]['todayDeaths'].toString(),
suggestionsList[index]['recovered'].toString(),
suggestionsList[index]['critical'].toString(),
suggestionsList[index]['casesPerOneMillion'].toString(),
),
innerBottomWidget: buildInnerBottomWidget(
suggestionsList[index]['cases'].toString()),
cellSize: Size(MediaQuery.of(context).size.width, 125),
padding: EdgeInsets.all(15),
animationDuration: Duration(milliseconds: 300),
borderRadius: 10,
),
);
},
);
}
}