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Added offsetMinutes and managed negative offset #4

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Added offsetMinutes and managed negative offset #4

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41 changes: 24 additions & 17 deletions world_time_app/lib/services/world_time.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -2,40 +2,47 @@ import 'package:http/http.dart';
import 'dart:convert';
import 'package:intl/intl.dart';

class WorldTime {
class WorldTime{
String location; // location name for the UI
String time; // time in that location
String flag; // url to asset flag icon
String url; // location url for API endpoint
bool isDayTime; // true or false / day or night

String location; // location name for UI
String time; // the time in that location
String flag; // url to an asset flag icon
String url; // location url for api endpoint
bool isDaytime; // true or false if daytime or not

WorldTime({ this.location, this.flag, this.url });
WorldTime({ this.location, this.flag, this.url});

Future<void> getTime() async {

try{
// make the request
try {
//make the request
Response response = await get('http://worldtimeapi.org/api/timezone/$url');
Map data = jsonDecode(response.body);
print(data);


// get properties from json
//get properties from data
String datetime = data['datetime'];
String offset = data['utc_offset'].substring(1,3);
int offsetHours = int.parse(data['utc_offset'].substring(1,3));
int offsetMinutes = int.parse(data['utc_offset'].substring(4,6));

if (data['utc_offset'].substring(0, 1) == "-") {
offsetHours = -offsetHours;
offsetMinutes = -offsetMinutes;
Comment on lines +29 to +30
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`now = now.subtract(Duration(hours: offsetHours, minutes: offsetMinutes));
No need to change offset sign

}

// create DateTime object
DateTime now = DateTime.parse(datetime);
now = now.add(Duration(hours: int.parse(offset)));
now = now.add(Duration(hours: offsetHours, minutes: offsetMinutes));

// set the time property
isDaytime = now.hour > 6 && now.hour < 20 ? true : false;
// set time property
isDayTime = now.hour > 6 && now.hour < 19 ? true : false;
time = DateFormat.jm().format(now);
}
catch (e) {
print(e);
time = 'could not get time';
time = 'Could not get the requested time, sorry!';
}


}

}