Checkin - overnight check ins without date on the second day (EXPOSUREAPP-6453) (#2890)

Co-authored-by: harambasicluka <64483219+harambasicluka@users.noreply.github.com>

Corona-Warn-App/src/main/java/de/rki/coronawarnapp/ui/presencetracing/attendee/checkins/common/CompletedCheckIn.kt

@@ -9,8 +9,19 @@ inline val CheckIn.checkoutInfo: String
         val checkInStartUserTZ = checkInStart.toUserTimeZone()
         val checkInEndUserTZ = checkInEnd.toUserTimeZone()
 
-        val dayFormatted = checkInStartUserTZ.toLocalDate().toString(DateTimeFormat.mediumDate())
-        val startTimeFormatted = checkInStartUserTZ.toLocalTime().toString(DateTimeFormat.shortTime())
-        val endTimeFormatted = checkInEndUserTZ.toLocalTime().toString(DateTimeFormat.shortTime())
-        return "$dayFormatted, $startTimeFormatted - $endTimeFormatted"
+        return if (checkInStartUserTZ.toLocalDate() == checkInEndUserTZ.toLocalDate()) {
+            val dateFormat = DateTimeFormat.shortDate()
+            val timeFormat = DateTimeFormat.shortTime()
+            val dayFormatted = checkInStartUserTZ.toString(dateFormat)
+            val startTimeFormatted = checkInStartUserTZ.toString(timeFormat)
+            val endTimeFormatted = checkInEndUserTZ.toString(timeFormat)
+
+            String.format("%s, %s - %s", dayFormatted, startTimeFormatted, endTimeFormatted)
+        } else {
+            val dateTimeFormat = DateTimeFormat.shortDateTime()
+            val startTimeFormatted = checkInStartUserTZ.toString(dateTimeFormat)
+            val endTimeFormatted = checkInEndUserTZ.toString(dateTimeFormat)
+
+            String.format("%s - %s", startTimeFormatted, endTimeFormatted)
+        }
     }