mirror of
https://github.com/cake-tech/cake_wallet.git
synced 2024-11-01 18:07:44 +00:00
113 lines
2.7 KiB
Dart
113 lines
2.7 KiB
Dart
import 'package:intl/intl.dart';
|
|
|
|
// FIXME: Hardcoded values; Works only for monero
|
|
|
|
final dateFormat = DateFormat('yyyy-MM');
|
|
final dates = {
|
|
"2014-5": 18844,
|
|
"2014-6": 65406,
|
|
"2014-7": 108882,
|
|
"2014-8": 153594,
|
|
"2014-9": 198072,
|
|
"2014-10": 241088,
|
|
"2014-11": 285305,
|
|
"2014-12": 328069,
|
|
"2015-1": 372369,
|
|
"2015-2": 416505,
|
|
"2015-3": 456631,
|
|
"2015-4": 501084,
|
|
"2015-5": 543973,
|
|
"2015-6": 588326,
|
|
"2015-7": 631187,
|
|
"2015-8": 675484,
|
|
"2015-9": 719725,
|
|
"2015-10": 762463,
|
|
"2015-11": 806528,
|
|
"2015-12": 849041,
|
|
"2016-1": 892866,
|
|
"2016-2": 936736,
|
|
"2016-3": 977691,
|
|
"2016-4": 1015848,
|
|
"2016-5": 1037417,
|
|
"2016-6": 1059651,
|
|
"2016-7": 1081269,
|
|
"2016-8": 1103630,
|
|
"2016-9": 1125983,
|
|
"2016-10": 1147617,
|
|
"2016-11": 1169779,
|
|
"2016-12": 1191402,
|
|
"2017-1": 1213861,
|
|
"2017-2": 1236197,
|
|
"2017-3": 1256358,
|
|
"2017-4": 1278622,
|
|
"2017-5": 1300239,
|
|
"2017-6": 1322564,
|
|
"2017-7": 1344225,
|
|
"2017-8": 1366664,
|
|
"2017-9": 1389113,
|
|
"2017-10": 1410738,
|
|
"2017-11": 1433039,
|
|
"2017-12": 1454639,
|
|
"2018-1": 1477201,
|
|
"2018-2": 1499599,
|
|
"2018-3": 1519796,
|
|
"2018-4": 1542067,
|
|
"2018-5": 1562861,
|
|
"2018-6": 1585135,
|
|
"2018-7": 1606715,
|
|
"2018-8": 1629017,
|
|
"2018-9": 1651347,
|
|
"2018-10": 1673031,
|
|
"2018-11": 1695128,
|
|
"2018-12": 1716687,
|
|
"2019-1": 1738923,
|
|
"2019-2": 1761435,
|
|
"2019-3": 1781681,
|
|
"2019-4": 1803081,
|
|
"2019-5": 1824671,
|
|
"2019-6": 1847005,
|
|
"2019-7": 1868590,
|
|
"2019-8": 1890552,
|
|
"2019-9": 1912212,
|
|
"2019-10": 1932200,
|
|
"2019-11": 1957040,
|
|
"2019-12": 1978090,
|
|
"2020-1": 2001290,
|
|
"2020-2": 2022688,
|
|
"2020-3": 2043987,
|
|
"2020-4": 2066536,
|
|
"2020-5": 2090797,
|
|
"2020-6": 2111633,
|
|
"2020-7": 2131433,
|
|
"2020-8": 2153983,
|
|
"2020-9": 2176466,
|
|
"2020-10": 2198453,
|
|
"2020-11": 2220000
|
|
};
|
|
|
|
final heightCoefficient = 0.7;
|
|
|
|
int getHeigthByDate({DateTime date}) {
|
|
final raw = '${date.year}' + '-' + '${date.month}';
|
|
final lastHeight = dates.values.last;
|
|
int startHeight;
|
|
int endHeight;
|
|
int height;
|
|
|
|
if ((dates[raw] == null)||(dates[raw] == lastHeight)) {
|
|
startHeight = dates.values.toList()[dates.length - 2];
|
|
endHeight = dates.values.toList()[dates.length - 1];
|
|
final heightPerDay = (endHeight - startHeight) / 31;
|
|
final daysHeight = (heightCoefficient * (date.day - 1) * heightPerDay).round();
|
|
height = endHeight + daysHeight;
|
|
} else {
|
|
startHeight = dates[raw];
|
|
final index = dates.values.toList().indexOf(startHeight);
|
|
endHeight = dates.values.toList()[index + 1];
|
|
final heightPerDay = ((endHeight - startHeight) / 31).round();
|
|
final daysHeight = (date.day - 1) * heightPerDay;
|
|
height = startHeight + daysHeight - heightPerDay;
|
|
}
|
|
|
|
return height;
|
|
}
|