Extension function to check if timestamp value is before X days

ExtensionFunctionChecktimeOldThan.kt

fun Long.checkTimeIsOldThan(days: Int): Boolean {
    val daysInMillis = TimeUnit.DAYS.toMillis(days.toLong())
    val currentTime = Date().time
    val previousTime = this
    val differ = currentTime - previousTime
    return !(differ < daysInMillis && differ > -daysInMillis)
}