59 lines
2.4 KiB
Dart
59 lines
2.4 KiB
Dart
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import 'package:tetra_stats/utils/numers_formats.dart';
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/// Returns string, that represents time difference between [dateTime] and now
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String relativeDateTime(DateTime dateTime){
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Duration difference = dateTime.difference(DateTime.now());
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bool inPast = difference.isNegative;
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Duration absDifference = difference.abs();
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double timeInterval;
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// years
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timeInterval = absDifference.inSeconds / 31536000;
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if (timeInterval >= 100.0) {
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return inPast ? "${timeInterval.truncate()} years ago" : "in ${timeInterval.truncate()} years";
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} else if (timeInterval >= 10.0) {
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return inPast ? "${f1.format(timeInterval)} years ago" : "in ${f1.format(timeInterval)} years";
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} else if (timeInterval >= 1.0) {
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return inPast ? "${f2.format(timeInterval)} years ago" : "in ${f2.format(timeInterval)} years";
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}
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// months
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timeInterval = absDifference.inSeconds / 2592000;
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if (timeInterval >= 10.0) {
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return inPast ? "${timeInterval.truncate()} months ago" : "in ${timeInterval.truncate()} months";
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} else if (timeInterval >= 1.0) {
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return inPast ? "${f1.format(timeInterval)} months ago" : "in ${f1.format(timeInterval)} months";
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}
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// days
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timeInterval = absDifference.inSeconds / 86400;
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if (timeInterval >= 10.0) {
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return inPast ? "${timeInterval.truncate()} days ago" : "in ${timeInterval.truncate()} days";
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} else if (timeInterval >= 1.0) {
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return inPast ? "${f1.format(timeInterval)} days ago" : "in ${f1.format(timeInterval)} days";
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}
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// hours
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timeInterval = absDifference.inSeconds / 3600;
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if (timeInterval >= 10.0) {
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return inPast ? "${timeInterval.truncate()} hours ago" : "in ${timeInterval.truncate()} hours";
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} else if (timeInterval >= 1.0) {
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return inPast ? "${f1.format(timeInterval)} hours ago" : "in ${f1.format(timeInterval)} hours";
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}
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// minutes
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timeInterval = absDifference.inSeconds / 60;
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if (timeInterval >= 10.0) {
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return inPast ? "${timeInterval.truncate()} minutes ago" : "in ${timeInterval.truncate()} minutes";
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} else if (timeInterval >= 1.0) {
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return inPast ? "${f1.format(timeInterval)} minutes ago" : "in ${f1.format(timeInterval)} minutes";
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}
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// seconds
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timeInterval = absDifference.inMilliseconds / 1000;
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if (timeInterval >= 10.0) {
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return inPast ? "${timeInterval.truncate()} seconds ago" : "in ${timeInterval.truncate()} seconds";
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} else {
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return inPast ? "${f1.format(timeInterval)} seconds ago" : "in ${f1.format(timeInterval)} seconds";
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}
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}
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