1 files changed, 38 insertions, 0 deletions
diff --git a/app/src/main/java/it/niedermann/nextcloud/deck/ui/upcomingcards/UpcomingCardsUtil.java b/app/src/main/java/it/niedermann/nextcloud/deck/ui/upcomingcards/UpcomingCardsUtil.java
new file mode 100644
index 000000000..515afec78
--- /dev/null
+++ b/app/src/main/java/it/niedermann/nextcloud/deck/ui/upcomingcards/UpcomingCardsUtil.java
@@ -0,0 +1,38 @@
+package it.niedermann.nextcloud.deck.ui.upcomingcards;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import java.time.Instant;
+import java.time.LocalDate;
+import java.time.ZoneId;
+
+import static java.time.temporal.ChronoUnit.DAYS;
+
+public class UpcomingCardsUtil {
+
+    private UpcomingCardsUtil() {
+        throw new UnsupportedOperationException("This class must not get instantiated");
+    }
+
+    @NonNull
+    public static EUpcomingDueType getDueType(@Nullable Instant dueDate) {
+        if (dueDate == null) {
+            return EUpcomingDueType.NO_DUE;
+        }
+
+        long diff = DAYS.between(LocalDate.now(), dueDate.atZone(ZoneId.systemDefault()).toLocalDate());
+
+        if (diff > 7) {
+            return EUpcomingDueType.LATER;
+        } else if (diff > 1) {
+            return EUpcomingDueType.WEEK;
+        } else if (diff > 0) {
+            return EUpcomingDueType.TOMORROW;
+        } else if (diff == 0) {
+            return EUpcomingDueType.TODAY;
+        } else {
+            return EUpcomingDueType.OVERDUE;
+        }
+    }
+}