fix editing scheduled/drafted polls

closes sk22#894

mastodon/src/main/java/org/joinmastodon/android/fragments/ComposeFragment.java

@@ -200,7 +200,7 @@ public class ComposeFragment extends MastodonToolbarFragment implements OnBackPr
 	public Instance instance;
 
 	public Status editingStatus;
-	private ScheduledStatus scheduledStatus;
+	public ScheduledStatus scheduledStatus;
 	private boolean redraftStatus;
 
 	private ContentType contentType;

mastodon/src/main/java/org/joinmastodon/android/model/ScheduledStatus.java

@@ -6,6 +6,7 @@ import org.joinmastodon.android.model.Poll.Option;
 import org.parceler.Parcel;
 
 import java.time.Instant;
+import java.time.temporal.ChronoUnit;
 import java.util.List;
 import java.util.stream.Collectors;
 
@@ -73,6 +74,7 @@ public class ScheduledStatus extends BaseModel implements DisplayItemsParent{
             p.ownVotes=List.of();
             p.multiple=multiple;
             p.options=options.stream().map(Option::new).collect(Collectors.toList());
+			p.expiresAt=Instant.now().plus(Integer.parseInt(expiresIn)+1, ChronoUnit.SECONDS);
             return p;
         }
     }

mastodon/src/main/java/org/joinmastodon/android/ui/viewcontrollers/ComposePollViewController.java

@@ -134,6 +134,9 @@ public class ComposePollViewController{
 				DraftPollOption opt=createDraftPollOption(false);
 				opt.edit.setText(eopt.title);
 			}
+			if(fragment.scheduledStatus!=null && fragment.scheduledStatus.params.poll!=null)
+				pollDuration=Integer.parseInt(fragment.scheduledStatus.params.poll.expiresIn);
+			else if(fragment.editingStatus.poll.expiresAt!=null)
 				pollDuration=(int)fragment.editingStatus.poll.expiresAt.minus(fragment.editingStatus.createdAt.toEpochMilli(), ChronoUnit.MILLIS).getEpochSecond();
 			updatePollOptionHints();
 			pollDurationValue.setText(UiUtils.formatDuration(fragment.getContext(), pollDuration));