Files
flutter/lib/helpers/json.dart
2020-12-22 12:54:47 +01:00

70 lines
1.8 KiB
Dart

/*
* This file is part of wger Workout Manager <https://github.com/wger-project>.
* Copyright (C) 2020 wger Team
*
* wger Workout Manager is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* wger Workout Manager is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import 'package:flutter/material.dart';
import 'package:intl/intl.dart';
num toNum(String e) {
if (e == null) {
return null;
}
return num.parse(e);
}
String toString(num e) {
if (e == null) {
return null;
}
return e.toString();
}
/*
* Converts a datetime to ISO8601 date format, but only the date.
* Needed e.g. when the wger api only expects a date and no time information.
*/
String toDate(DateTime dateTime) {
if (dateTime == null) {
return null;
}
return DateFormat('yyyy-MM-dd').format(dateTime).toString();
}
/*
* Converts a time to a date object.
* Needed e.g. when the wger api only sends a time but no date information.
*/
TimeOfDay stringToTime(String time) {
if (time == null) {
return null;
}
return TimeOfDay.fromDateTime(
DateTime.parse('2020-01-01 $time'),
);
}
/*
* Converts a datetime to time.
*/
String timeToString(TimeOfDay time) {
if (time == null) {
return null;
}
return DefaultMaterialLocalizations().formatTimeOfDay(time, alwaysUse24HourFormat: true);
}