From aa3aa8a5f922bd73be424f0a000a7a5f26750c49 Mon Sep 17 00:00:00 2001
From: Grishka <git@grishka.me>
Date: Wed, 18 Jan 2023 14:29:49 -0300
Subject: [PATCH] Save last seen home timeline post via markers API

---
 .../fragments/HomeTimelineFragment.java       | 26 +++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/mastodon/src/main/java/org/joinmastodon/android/fragments/HomeTimelineFragment.java b/mastodon/src/main/java/org/joinmastodon/android/fragments/HomeTimelineFragment.java
index 0b2e43884..aba00edd3 100644
--- a/mastodon/src/main/java/org/joinmastodon/android/fragments/HomeTimelineFragment.java
+++ b/mastodon/src/main/java/org/joinmastodon/android/fragments/HomeTimelineFragment.java
@@ -8,6 +8,9 @@ import androidx.annotation.NonNull;
 import androidx.recyclerview.widget.RecyclerView;
 
 import org.joinmastodon.android.GlobalUserPreferences;
+import org.joinmastodon.android.E;
+import org.joinmastodon.android.R;
+import org.joinmastodon.android.api.requests.markers.SaveMarkers;
 import org.joinmastodon.android.api.requests.timelines.GetHomeTimeline;
 import org.joinmastodon.android.api.session.AccountSessionManager;
 import org.joinmastodon.android.events.StatusCreatedEvent;
@@ -91,6 +94,29 @@ public class HomeTimelineFragment extends FabStatusListFragment {
 		}
 	}
 
+	@Override
+	protected void onHidden(){
+		super.onHidden();
+		if(!data.isEmpty()){
+			String topPostID=displayItems.get(list.getChildAdapterPosition(list.getChildAt(0))-getMainAdapterOffset()).parentID;
+			if(!topPostID.equals(lastSavedMarkerID)){
+				lastSavedMarkerID=topPostID;
+				new SaveMarkers(topPostID, null)
+						.setCallback(new Callback<>(){
+							@Override
+							public void onSuccess(SaveMarkers.Response result){
+							}
+
+							@Override
+							public void onError(ErrorResponse error){
+								lastSavedMarkerID=null;
+							}
+						})
+						.exec(accountID);
+			}
+		}
+	}
+
 	public void onStatusCreated(StatusCreatedEvent ev){
 		prependItems(Collections.singletonList(ev.status), true);
 	}