fix issue with current week filter

app/src/main/java/net/pokeranalytics/android/model/filter/QueryCondition.kt

@@ -765,12 +765,14 @@ sealed class QueryCondition : FilterElementRow {
 				return realmQuery
 			}
 			is DuringThisWeek -> {
-				val startDate = Date()
 				val calendar = Calendar.getInstance()
-				calendar.time = startDate
+                calendar.set(Calendar.HOUR_OF_DAY, 0)
-				calendar.set(Calendar.DAY_OF_WEEK_IN_MONTH, Calendar.SUNDAY)
+                calendar.clear(Calendar.MINUTE)
+                calendar.clear(Calendar.SECOND)
+                calendar.clear(Calendar.MILLISECOND)
+                calendar.set(Calendar.DAY_OF_WEEK, calendar.firstDayOfWeek)
 				return realmQuery.greaterThanOrEqualTo(fieldName, calendar.time.startOfDay()).and()
-					.lessThanOrEqualTo(fieldName, startDate.endOfDay())
+					.lessThanOrEqualTo(fieldName, Date().endOfDay())
 			}
 			is DuringThisMonth -> {
 				val startDate = Date()