first commit

lib/components/print_duration.dart

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+/// Flutter doesn't have a nice way of formatting durations for some reason so I stole this code from StackOverflow
+String printDuration(Duration? duration) {
+  if (duration == null) {
+    return "00:00";
+  }
+
+  String twoDigits(int n) => n.toString().padLeft(2, "0");
+  String twoDigitMinutes = twoDigits(duration.inMinutes.remainder(60));
+  String twoDigitSeconds = twoDigits(duration.inSeconds.remainder(60));
+
+  if (duration.inHours >= 1) {
+    String twoDigitHours = twoDigits(duration.inHours);
+    return "$twoDigitHours:$twoDigitMinutes:$twoDigitSeconds";
+  }
+
+  return "$twoDigitMinutes:$twoDigitSeconds";
+}