getUtcDate static method
Converts UTC timestamp (milliseconds) to an int date in yyyyMMdd format.
Implementation
static int getUtcDate(int utcTimestampMillis) {
final date = DateTime.fromMillisecondsSinceEpoch(utcTimestampMillis, isUtc: true);
return date.year * 10000 + date.month * 100 + date.day;
}