comunicmobile/lib/utils/date_utils.dart

import 'package:comunic/utils/intl_utils.dart';

/// Date utilities
///
/// @author Pierre HUBERT

/// Get current timestamp
int time() {
  return (DateTime.now().millisecondsSinceEpoch / 1000).floor();
}

String diffTimeToStr(int amount) {
  if (amount < 0) amount = 0;

  // Seconds
  if (amount < 60) return tr("%secs%s", args: {"secs": amount.toString()});

  // Minutes
  if (amount < 60 * 60)
    return tr("%mins% min", args: {"mins": (amount / 60).floor().toString()});

  // Hours
  if (amount < 60 * 60 * 24)
    return tr("%hours% h",
        args: {"hours": (amount / (60 * 60)).floor().toString()});

  // Days
  if (amount < 60 * 60 * 24 * 30)
    return tr("%days%d",
        args: {"days": (amount / (60 * 60 * 24)).floor().toString()});

  // Months
  if (amount < 60 * 60 * 24 * 365) {
    final months = (amount / (60 * 60 * 24 * 30)).floor();
    return months == 1
        ? tr("1 month")
        : tr("%months% months", args: {"months": months.toString()});
  }

  // Years
  final years = (amount / (60 * 60 * 24 * 365)).floor();
  return years == 1
      ? tr("1 year")
      : tr("%years% years", args: {"years": years.toString()});
}

String diffTimeFromNowToStr(int date) {
  return diffTimeToStr(time() - date);
}

/// Return properly formatted date and time
String dateTimeToString(DateTime time) {
  return "${time.day}:${time.month}:${time.year} ${time.hour}:${time.minute}";
}

/// Format a [Duration] in the form "MM:SS"
String formatDuration(Duration d) =>
    "${d.inMinutes < 10 ? "0" + d.inMinutes.toString() : d.inMinutes.toString()}:${d.inSeconds % 60 < 10 ? "0" + (d.inSeconds % 60).toString() : (d.inSeconds % 60).toString()}";