104 lines
4.3 KiB
Dart
104 lines
4.3 KiB
Dart
import 'package:flutter/cupertino.dart';
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import 'package:intl/intl.dart';
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import 'package:yumi/app_localizations.dart';
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class SCMDateUtils {
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static const num ONE_HOUR = 3600000;
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static const num ONE_DAY = 86400000;
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static const num ONE_WEEK = 604800000;
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static final String _ft1 = "yyyy-MM-dd";
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static final String _ft2 = "yyyy/MM/dd/ HH:mm:ss";
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static final String _ft3 = "yyyy-MM-dd HH:mm:ss";
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static String formatDateTime(DateTime date) {
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return DateFormat(_ft1).format(date);
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}
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static String formatDateTime2(DateTime date) {
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return DateFormat(_ft2).format(date);
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}
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static String formatDateTime3(DateTime date) {
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return DateFormat(_ft3).format(date);
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}
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static String formatMessageTime(BuildContext context, DateTime date) {
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var now = DateTime.now();
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num delta = now.millisecondsSinceEpoch - date.millisecondsSinceEpoch;
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// LogUtils.log(
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// "Delta:$delta,now.millisecondsSinceEpoch:${now.millisecondsSinceEpoch},date.millisecondsSinceEpoch:${date.millisecondsSinceEpoch}");
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if (delta < 1 * ONE_DAY) {
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if (date.day < now.day) {
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return SCAppLocalizations.of(context)!.yesterday(
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"${date.hour >= 10 ? date.hour : "0${date.hour}"}:${date.minute >= 10 ? date.minute : "0${date.minute}"}",
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);
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} else {
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return "${date.hour >= 10 ? date.hour : "0${date.hour}"}:${date.minute >= 10 ? date.minute : "0${date.minute}"}";
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}
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} else if (delta < 1 * ONE_WEEK) {
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switch (date.weekday) {
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case DateTime.monday:
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return SCAppLocalizations.of(context)!.monday(
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"${date.hour >= 10 ? date.hour : "0${date.hour}"}:${date.minute >= 10 ? date.minute : "0${date.minute}"}",
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);
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case DateTime.tuesday:
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return SCAppLocalizations.of(context)!.tuesday(
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"${date.hour >= 10 ? date.hour : "0${date.hour}"}:${date.minute >= 10 ? date.minute : "0${date.minute}"}",
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);
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case DateTime.wednesday:
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return SCAppLocalizations.of(context)!.wednesday(
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"${date.hour >= 10 ? date.hour : "0${date.hour}"}:${date.minute >= 10 ? date.minute : "0${date.minute}"}",
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);
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case DateTime.thursday:
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return SCAppLocalizations.of(context)!.thursday(
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"${date.hour >= 10 ? date.hour : "0${date.hour}"}:${date.minute >= 10 ? date.minute : "0${date.minute}"}",
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);
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case DateTime.friday:
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return SCAppLocalizations.of(context)!.friday(
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"${date.hour >= 10 ? date.hour : "0${date.hour}"}:${date.minute >= 10 ? date.minute : "0${date.minute}"}",
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);
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case DateTime.saturday:
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return SCAppLocalizations.of(context)!.saturday(
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"${date.hour >= 10 ? date.hour : "0${date.hour}"}:${date.minute >= 10 ? date.minute : "0${date.minute}"}",
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);
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case DateTime.sunday:
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return SCAppLocalizations.of(context)!.sunday(
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"${date.hour >= 10 ? date.hour : "0${date.hour}"}:${date.minute >= 10 ? date.minute : "0${date.minute}"}",
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);
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}
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} else {
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return "${date.year}/${date.month}/${date.day} ${date.hour >= 10 ? date.hour : "0${date.hour}"}:${date.minute >= 10 ? date.minute : "0${date.minute}"}";
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}
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return "";
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}
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static int calculateDaysDifference(DateTime from, DateTime to) {
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// 归一化日期（忽略时间部分，确保按整天计算）
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from = DateTime(from.year, from.month, from.day);
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to = DateTime(to.year, to.month, to.day);
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// 计算差值并返回天数
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return to.difference(from).inDays;
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}
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static String secondsToMinutes(int seconds) {
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Duration duration = Duration(seconds: seconds);
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return _df(duration);
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}
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static String millisecondsToMinutes(int milliseconds) {
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Duration duration = Duration(milliseconds: milliseconds);
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return _df(duration);
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}
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static String _df(Duration duration) {
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String twoDigits(int n) => n.toString().padLeft(2, "0");
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if (duration.inHours > 0) {
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return "${twoDigits(duration.inHours)}:${twoDigits(duration.inMinutes.remainder(60))}:${twoDigits(duration.inSeconds.remainder(60))}";
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} else {
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return "${twoDigits(duration.inMinutes.remainder(60))}:${twoDigits(duration.inSeconds.remainder(60))}";
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}
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}
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}
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