Dunno what to do here, will leave for later

mastodon/src/main/java/org/joinmastodon/android/api/requests/timelines/GetConversationsTimeline.java

@@ -0,0 +1,22 @@
+package org.joinmastodon.android.api.requests.timelines;
+
+import com.google.gson.reflect.TypeToken;
+
+import org.joinmastodon.android.api.MastodonAPIRequest;
+import org.joinmastodon.android.model.Status;
+
+import java.util.List;
+
+public class GetConversationsTimeline extends MastodonAPIRequest<List<Status>>{
+    public GetConversationsTimeline(String maxID, String minID, int limit, String sinceID){
+        super(HttpMethod.GET, "/conversations", new TypeToken<>(){});
+        if(maxID!=null)
+            addQueryParameter("max_id", maxID);
+        if(minID!=null)
+            addQueryParameter("min_id", minID);
+        if(sinceID!=null)
+            addQueryParameter("since_id", sinceID);
+        if(limit>0)
+            addQueryParameter("limit", ""+limit);
+    }
+}

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

@@ -0,0 +1,253 @@
+package org.joinmastodon.android.fragments;
+
+import android.app.Activity;
+import android.os.Bundle;
+import android.view.View;
+
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+
+import org.joinmastodon.android.GlobalUserPreferences;
+import org.joinmastodon.android.api.requests.timelines.GetConversationsTimeline;
+import org.joinmastodon.android.api.requests.timelines.GetHomeTimeline;
+import org.joinmastodon.android.api.session.AccountSessionManager;
+import org.joinmastodon.android.events.StatusCreatedEvent;
+import org.joinmastodon.android.model.CacheablePaginatedResponse;
+import org.joinmastodon.android.model.Filter;
+import org.joinmastodon.android.model.Status;
+import org.joinmastodon.android.model.StatusPrivacy;
+import org.joinmastodon.android.ui.displayitems.GapStatusDisplayItem;
+import org.joinmastodon.android.ui.displayitems.StatusDisplayItem;
+import org.joinmastodon.android.utils.StatusFilterPredicate;
+
+import java.util.Collections;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+import me.grishka.appkit.api.Callback;
+import me.grishka.appkit.api.ErrorResponse;
+import me.grishka.appkit.api.SimpleCallback;
+import me.grishka.appkit.utils.V;
+
+public class ConversationsTimelineFragment extends FabStatusListFragment {
+    private HomeTabFragment parent;
+    private String maxID;
+
+    @Override
+    public void onAttach(Activity activity){
+        super.onAttach(activity);
+        if (getParentFragment() instanceof HomeTabFragment home) parent = home;
+        loadData();
+    }
+
+    private List<Status> filterPosts(List<Status> items) {
+//        Disabling this for DMs, because there are no boosts on DMs, and most of them are replies
+        return items.stream().filter(i ->
+                (i.visibility == StatusPrivacy.DIRECT)
+        ).collect(Collectors.toList());
+//        return items;
+    }
+
+    @Override
+    protected void doLoadData(int offset, int count){
+        AccountSessionManager.getInstance()
+                .getAccount(accountID).getCacheController()
+                .getHomeTimeline(offset>0 ? maxID : null, count, refreshing, new SimpleCallback<>(this){
+                    @Override
+                    public void onSuccess(CacheablePaginatedResponse<List<Status>> result){
+                        if(getActivity()==null)
+                            return;
+                        List<Status> filteredItems = filterPosts(result.items);
+                        onDataLoaded(filteredItems, !result.items.isEmpty());
+                        maxID=result.maxID;
+                        if(result.isFromCache())
+                            loadNewPosts();
+                    }
+                });
+    }
+
+    @Override
+    public void onViewCreated(View view, Bundle savedInstanceState){
+        super.onViewCreated(view, savedInstanceState);
+
+        list.addOnScrollListener(new RecyclerView.OnScrollListener(){
+            @Override
+            public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy){
+                if(parent != null && parent.isNewPostsBtnShown() && list.getChildAdapterPosition(list.getChildAt(0))<=getMainAdapterOffset()){
+                    parent.hideNewPostsButton();
+                }
+            }
+        });
+    }
+
+    @Override
+    protected void onShown(){
+        super.onShown();
+        if(!getArguments().getBoolean("noAutoLoad")){
+            if(!loaded && !dataLoading){
+                loadData();
+            }else if(!dataLoading){
+                loadNewPosts();
+            }
+        }
+    }
+
+    public void onStatusCreated(StatusCreatedEvent ev){
+        prependItems(Collections.singletonList(ev.status), true);
+    }
+
+    private void loadNewPosts(){
+        if (!GlobalUserPreferences.loadNewPosts) return;
+        dataLoading=true;
+        // The idea here is that we request the timeline such that if there are fewer than `limit` posts,
+        // we'll get the currently topmost post as last in the response. This way we know there's no gap
+        // between the existing and newly loaded parts of the timeline.
+        String sinceID=data.size()>1 ? data.get(1).id : "1";
+        currentRequest=new GetConversationsTimeline(null, null, 20, sinceID)
+                .setCallback(new Callback<>(){
+                    @Override
+                    public void onSuccess(List<Status> result){
+                        currentRequest=null;
+                        dataLoading=false;
+                        result = filterPosts(result);
+                        if(result.isEmpty() || getActivity()==null)
+                            return;
+                        Status last=result.get(result.size()-1);
+                        List<Status> toAdd;
+                        if(!data.isEmpty() && last.id.equals(data.get(0).id)){ // This part intersects with the existing one
+                            toAdd=result.subList(0, result.size()-1); // Remove the already known last post
+                        }else{
+                            result.get(result.size()-1).hasGapAfter=true;
+                            toAdd=result;
+                        }
+                        StatusFilterPredicate filterPredicate=new StatusFilterPredicate(accountID, Filter.FilterContext.HOME);
+                        toAdd=toAdd.stream().filter(filterPredicate).collect(Collectors.toList());
+                        if(!toAdd.isEmpty()){
+                            prependItems(toAdd, true);
+                            if (parent != null) parent.showNewPostsButton();
+//                            AccountSessionManager.getInstance().getAccount(accountID).getCacheController().putHomTimeline(toAdd, false);
+                        }
+                    }
+
+                    @Override
+                    public void onError(ErrorResponse error){
+                        currentRequest=null;
+                        dataLoading=false;
+                    }
+                })
+                .exec(accountID);
+    }
+
+    @Override
+    public void onGapClick(GapStatusDisplayItem.Holder item){
+        if(dataLoading)
+            return;
+        item.getItem().loading=true;
+        V.setVisibilityAnimated(item.progress, View.VISIBLE);
+        V.setVisibilityAnimated(item.text, View.GONE);
+        GapStatusDisplayItem gap=item.getItem();
+        dataLoading=true;
+        currentRequest=new GetConversationsTimeline(item.getItemID(), null, 20, null)
+                .setCallback(new Callback<>(){
+                    @Override
+                    public void onSuccess(List<Status> result){
+                        currentRequest=null;
+                        dataLoading=false;
+                        if(getActivity()==null)
+                            return;
+                        int gapPos=displayItems.indexOf(gap);
+                        if(gapPos==-1)
+                            return;
+                        if(result.isEmpty()){
+                            displayItems.remove(gapPos);
+                            adapter.notifyItemRemoved(getMainAdapterOffset()+gapPos);
+                            Status gapStatus=getStatusByID(gap.parentID);
+                            if(gapStatus!=null){
+                                gapStatus.hasGapAfter=false;
+//                                AccountSessionManager.getInstance().getAccount(accountID).getCacheController().putConversationsTimeline(Collections.singletonList(gapStatus), false);
+                            }
+                        }else{
+                            Set<String> idsBelowGap=new HashSet<>();
+                            boolean belowGap=false;
+                            int gapPostIndex=0;
+                            for(Status s:data){
+                                if(belowGap){
+                                    idsBelowGap.add(s.id);
+                                }else if(s.id.equals(gap.parentID)){
+                                    belowGap=true;
+                                    s.hasGapAfter=false;
+//                                    AccountSessionManager.getInstance().getAccount(accountID).getCacheController().putConversationsTimeline(Collections.singletonList(s), false);
+                                }else{
+                                    gapPostIndex++;
+                                }
+                            }
+                            int endIndex=0;
+                            for(Status s:result){
+                                endIndex++;
+                                if(idsBelowGap.contains(s.id))
+                                    break;
+                            }
+                            if(endIndex==result.size()){
+                                result.get(result.size()-1).hasGapAfter=true;
+                            }else{
+                                result=result.subList(0, endIndex);
+                            }
+                            List<StatusDisplayItem> targetList=displayItems.subList(gapPos, gapPos+1);
+                            targetList.clear();
+                            List<Status> insertedPosts=data.subList(gapPostIndex+1, gapPostIndex+1);
+                            StatusFilterPredicate filterPredicate=new StatusFilterPredicate(accountID, Filter.FilterContext.HOME);
+                            for(Status s:result){
+                                if(idsBelowGap.contains(s.id))
+                                    break;
+                                if(filterPredicate.test(s)){
+                                    targetList.addAll(buildDisplayItems(s));
+                                    insertedPosts.add(s);
+                                }
+                            }
+                            if(targetList.isEmpty()){
+                                // oops. We didn't add new posts, but at least we know there are none.
+                                adapter.notifyItemRemoved(getMainAdapterOffset()+gapPos);
+                            }else{
+                                adapter.notifyItemChanged(getMainAdapterOffset()+gapPos);
+                                adapter.notifyItemRangeInserted(getMainAdapterOffset()+gapPos+1, targetList.size()-1);
+                            }
+//                            AccountSessionManager.getInstance().getAccount(accountID).getCacheController().putConversationsTimeline(insertedPosts, false);
+                        }
+                    }
+
+                    @Override
+                    public void onError(ErrorResponse error){
+                        currentRequest=null;
+                        dataLoading=false;
+                        gap.loading=false;
+                        Activity a=getActivity();
+                        if(a!=null){
+                            error.showToast(a);
+                            int gapPos=displayItems.indexOf(gap);
+                            if(gapPos>=0)
+                                adapter.notifyItemChanged(gapPos);
+                        }
+                    }
+                })
+                .exec(accountID);
+
+    }
+
+    @Override
+    public void onRefresh(){
+        if(currentRequest!=null){
+            currentRequest.cancel();
+            currentRequest=null;
+            dataLoading=false;
+        }
+        if (parent != null) parent.hideNewPostsButton();
+        super.onRefresh();
+    }
+
+    @Override
+    protected boolean shouldRemoveAccountPostsWhenUnfollowing(){
+        return true;
+    }
+}

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

@@ -44,7 +44,7 @@ public class NotificationsFragment extends MastodonToolbarFragment implements Sc
 	private FrameLayout[] tabViews;
 	private TabLayoutMediator tabLayoutMediator;
 
-	private NotificationsListFragment allNotificationsFragment, mentionsFragment, postsFragment;
+	private NotificationsListFragment allNotificationsFragment, mentionsFragment, conversationsFragment;
 
 	private String accountID;
 
@@ -151,14 +151,14 @@ public class NotificationsFragment extends MastodonToolbarFragment implements Sc
 			mentionsFragment.setArguments(args);
 
 			args=new Bundle(args);
-			args.putBoolean("onlyPosts", true);
-			postsFragment=new NotificationsListFragment();
-			postsFragment.setArguments(args);
+			args.putBoolean("onlyConversations", true);
+			conversationsFragment =new NotificationsListFragment();
+			conversationsFragment.setArguments(args);
 
 			getChildFragmentManager().beginTransaction()
 					.add(R.id.notifications_all, allNotificationsFragment)
 					.add(R.id.notifications_mentions, mentionsFragment)
-					.add(R.id.notifications_posts, postsFragment)
+					.add(R.id.notifications_posts, conversationsFragment)
 					.commit();
 		}
 
@@ -168,7 +168,7 @@ public class NotificationsFragment extends MastodonToolbarFragment implements Sc
 				tab.setText(switch(position){
 					case 0 -> R.string.all_notifications;
 					case 1 -> R.string.mentions;
-					case 2 -> R.string.posts;
+					case 2 -> R.string.sk_conversations;
 					default -> throw new IllegalStateException("Unexpected value: "+position);
 				});
 				tab.view.textView.setAllCaps(true);
@@ -217,7 +217,7 @@ public class NotificationsFragment extends MastodonToolbarFragment implements Sc
 		return switch(page){
 			case 0 -> allNotificationsFragment;
 			case 1 -> mentionsFragment;
-			case 2 -> postsFragment;
+			case 2 -> conversationsFragment;
 			default -> throw new IllegalStateException("Unexpected value: "+page);
 		};
 	}

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

@@ -11,17 +11,21 @@ import com.squareup.otto.Subscribe;
 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.GetConversationsTimeline;
 import org.joinmastodon.android.api.session.AccountSessionManager;
 import org.joinmastodon.android.events.PollUpdatedEvent;
 import org.joinmastodon.android.events.RemoveAccountPostsEvent;
+import org.joinmastodon.android.model.CacheablePaginatedResponse;
 import org.joinmastodon.android.model.Notification;
 import org.joinmastodon.android.model.PaginatedResponse;
 import org.joinmastodon.android.model.Status;
+import org.joinmastodon.android.model.StatusPrivacy;
 import org.joinmastodon.android.ui.displayitems.AccountCardStatusDisplayItem;
 import org.joinmastodon.android.ui.displayitems.HeaderStatusDisplayItem;
 import org.joinmastodon.android.ui.displayitems.ImageStatusDisplayItem;
 import org.joinmastodon.android.ui.displayitems.StatusDisplayItem;
 import org.joinmastodon.android.ui.utils.InsetStatusItemDecoration;
+import org.joinmastodon.android.utils.StatusFilterPredicate;
 import org.parceler.Parcels;
 
 import java.util.ArrayList;
@@ -34,12 +38,16 @@ import java.util.stream.Stream;
 
 import androidx.recyclerview.widget.RecyclerView;
 import me.grishka.appkit.Nav;
+import me.grishka.appkit.api.Callback;
+import me.grishka.appkit.api.ErrorResponse;
 import me.grishka.appkit.api.SimpleCallback;
 import me.grishka.appkit.utils.V;
 
 public class NotificationsListFragment extends BaseStatusListFragment<Notification>{
 	private boolean onlyMentions;
 	private boolean onlyPosts;
+
+	private boolean onlyConversations;
 	private String maxID;
 
 	@Override
@@ -59,6 +67,7 @@ public class NotificationsListFragment extends BaseStatusListFragment<Notificati
 		super.onAttach(activity);
 		onlyMentions=getArguments().getBoolean("onlyMentions", false);
 		onlyPosts=getArguments().getBoolean("onlyPosts", false);
+		onlyConversations=getArguments().getBoolean("onlyConversations", false);
 	}
 
 	@Override
@@ -112,14 +121,14 @@ public class NotificationsListFragment extends BaseStatusListFragment<Notificati
 	protected void doLoadData(int offset, int count){
 			AccountSessionManager.getInstance()
 					.getAccount(accountID).getCacheController()
-				.getNotifications(offset>0 ? maxID : null, count, onlyMentions, onlyPosts, refreshing, new SimpleCallback<>(this){
+					.getNotifications(offset > 0 ? maxID : null, count, onlyMentions, onlyPosts || onlyConversations, refreshing, new SimpleCallback<>(this) {
 						@Override
 						public void onSuccess(PaginatedResponse<List<Notification>> result) {
 							if (getActivity() == null)
 								return;
 							if (refreshing)
 								relationships.clear();
-						onDataLoaded(result.items.stream().filter(n->n.type!=null).collect(Collectors.toList()), !result.items.isEmpty());
+							onDataLoaded(result.items.stream().filter(n -> n.type != null || (onlyConversations &&)).collect(Collectors.toList()), !result.items.isEmpty());
 							Set<String> needRelationships = result.items.stream()
 									.filter(ntf -> ntf.status == null && !relationships.containsKey(ntf.account.id))
 									.map(ntf -> ntf.account.id)
@@ -132,6 +141,7 @@ public class NotificationsListFragment extends BaseStatusListFragment<Notificati
 							}
 						}
 					});
+
 	}
 
 	@Override

mastodon/src/main/res/values/strings_sk.xml

@@ -163,6 +163,7 @@
     <string name="sk_remove_follower_confirm">Remove %s as a follower by blocking and immediately unblocking them?</string>
     <string name="sk_do_remove_follower">Remove</string>
     <string name="sk_remove_follower_success">Successfully removed follower</string>
+    <string name="sk_conversations">Conversations</string>
 
     <!--    accessibility labels-->
     <string name="sk_poll_option_add">Add new poll option</string>