#1240 - Format date based on current locale

class DateFormatter @Inject constructor(val context: Context) {

    /**

     * Replace 12 hour format with 24 hour format if necessary

     * Formats the [pattern] correctly for the current locale, and replaces 12 hour format with

     * 24 hour format if necessary

     */

    private fun getFormatter(pattern: String): SimpleDateFormat {

        val isUsing24HourTime = DateFormat.is24HourFormat(context)

        var formattedPattern = DateFormat.getBestDateTimePattern(Locale.getDefault(), pattern)

        return if (isUsing24HourTime) SimpleDateFormat(pattern.replace("h", "HH").replace(" a".toRegex(), ""), Locale.getDefault())

        else SimpleDateFormat(pattern, Locale.getDefault())

        if (DateFormat.is24HourFormat(context)) {

            formattedPattern = formattedPattern.replace("h", "HH").replace(" a".toRegex(), "")

        }

        return SimpleDateFormat(formattedPattern, Locale.getDefault())

    }

    fun getDetailedTimestamp(date: Long): String {

            now.isSameDay(then) -> getFormatter("h:mm a")

            now.isSameWeek(then) -> getFormatter("E")

            now.isSameYear(then) -> getFormatter("MMM d")

            else -> getFormatter("d/MM/yy")

            else -> getFormatter("MM/d/yy")

        }.format(date)

    }