implement followed hashtags list

closes sk22/megalodon#162

mastodon/src/main/java/org/joinmastodon/android/api/requests/tags/GetFollowedHashtags.java

@@ -0,0 +1,24 @@
+package org.joinmastodon.android.api.requests.tags;
+
+import com.google.gson.reflect.TypeToken;
+
+import org.joinmastodon.android.api.MastodonAPIRequest;
+import org.joinmastodon.android.api.requests.HeaderPaginationRequest;
+import org.joinmastodon.android.model.Hashtag;
+
+import java.util.List;
+
+public class GetFollowedHashtags extends HeaderPaginationRequest<Hashtag> {
+    public GetFollowedHashtags(String maxID, String minID, int limit, String sinceID){
+        super(HttpMethod.GET, "/followed_tags", 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/FollowedHashtagsFragment.java

@@ -0,0 +1,107 @@
+package org.joinmastodon.android.fragments;
+
+import android.os.Bundle;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+
+import org.joinmastodon.android.R;
+import org.joinmastodon.android.api.requests.tags.GetFollowedHashtags;
+import org.joinmastodon.android.model.Hashtag;
+import org.joinmastodon.android.model.HeaderPaginationList;
+import org.joinmastodon.android.ui.utils.UiUtils;
+
+import me.grishka.appkit.api.SimpleCallback;
+import me.grishka.appkit.fragments.BaseRecyclerFragment;
+import me.grishka.appkit.utils.BindableViewHolder;
+import me.grishka.appkit.views.UsableRecyclerView;
+
+public class FollowedHashtagsFragment extends BaseRecyclerFragment<Hashtag> implements ScrollableToTop {
+    private String nextMaxID;
+    private String accountId;
+
+    public FollowedHashtagsFragment() {
+        super(20);
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        Bundle args=getArguments();
+        accountId=args.getString("account");
+        setTitle(R.string.sk_hashtags_you_follow);
+    }
+
+    @Override
+    protected void onShown(){
+        super.onShown();
+        if(!getArguments().getBoolean("noAutoLoad") && !loaded && !dataLoading)
+            loadData();
+    }
+
+    @Override
+    protected void doLoadData(int offset, int count){
+        currentRequest=new GetFollowedHashtags(offset==0 ? null : nextMaxID, null, count, null)
+                .setCallback(new SimpleCallback<>(this){
+                    @Override
+                    public void onSuccess(HeaderPaginationList<Hashtag> result){
+                        if(result.nextPageUri!=null)
+                            nextMaxID=result.nextPageUri.getQueryParameter("max_id");
+                        else
+                            nextMaxID=null;
+                        onDataLoaded(result, nextMaxID!=null);
+                    }
+                })
+                .exec(accountId);
+    }
+
+    @Override
+    protected RecyclerView.Adapter getAdapter() {
+        return new HashtagsAdapter();
+    }
+
+    @Override
+    public void scrollToTop() {
+        smoothScrollRecyclerViewToTop(list);
+    }
+
+    private class HashtagsAdapter extends RecyclerView.Adapter<HashtagViewHolder>{
+        @NonNull
+        @Override
+        public HashtagViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType){
+            return new HashtagViewHolder();
+        }
+
+        @Override
+        public void onBindViewHolder(@NonNull HashtagViewHolder holder, int position) {
+            holder.bind(data.get(position));
+        }
+
+        @Override
+        public int getItemCount() {
+            return data.size();
+        }
+    }
+
+    private class HashtagViewHolder extends BindableViewHolder<Hashtag> implements UsableRecyclerView.Clickable{
+        private final TextView title;
+
+        public HashtagViewHolder(){
+            super(getActivity(), R.layout.item_text, list);
+            title=findViewById(R.id.title);
+        }
+
+        @Override
+        public void onBind(Hashtag item) {
+            title.setText(item.name);
+            title.setCompoundDrawablesRelativeWithIntrinsicBounds(itemView.getContext().getDrawable(R.drawable.ic_fluent_number_symbol_24_regular), null, null, null);
+        }
+
+        @Override
+        public void onClick() {
+            UiUtils.openHashtagTimeline(getActivity(), accountId, item.name, item.following);
+        }
+    }
+}

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

@@ -1,14 +1,9 @@
 package org.joinmastodon.android.fragments;
 
 import android.os.Bundle;
-import android.view.Menu;
-import android.view.MenuInflater;
-import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.Button;
 import android.widget.CheckBox;
-import android.widget.LinearLayout;
 import android.widget.TextView;
 
 import androidx.annotation.NonNull;
@@ -23,17 +18,13 @@ import org.joinmastodon.android.model.ListTimeline;
 import org.joinmastodon.android.ui.utils.UiUtils;
 
 import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
-import java.util.Map;
 
-import me.grishka.appkit.api.ErrorResponse;
 import me.grishka.appkit.api.SimpleCallback;
 import me.grishka.appkit.fragments.BaseRecyclerFragment;
 import me.grishka.appkit.utils.BindableViewHolder;
-import me.grishka.appkit.utils.V;
 import me.grishka.appkit.views.UsableRecyclerView;
 
 public class ListTimelinesFragment extends BaseRecyclerFragment<ListTimeline> implements ScrollableToTop {
@@ -159,7 +150,7 @@ public class ListTimelinesFragment extends BaseRecyclerFragment<ListTimeline> im
         private final CheckBox listToggle;
 
         public ListViewHolder(){
-            super(getActivity(), R.layout.item_list_timeline, list);
+            super(getActivity(), R.layout.item_text, list);
             title=findViewById(R.id.title);
             listToggle=findViewById(R.id.list_toggle);
         }
@@ -167,8 +158,10 @@ public class ListTimelinesFragment extends BaseRecyclerFragment<ListTimeline> im
         @Override
         public void onBind(ListTimeline item) {
             title.setText(item.title);
+            title.setCompoundDrawablesRelativeWithIntrinsicBounds(itemView.getContext().getDrawable(R.drawable.ic_fluent_people_community_24_regular), null, null, null);
             if (profileAccountId != null) {
                 Boolean checked = userInList.get(item.id);
+                listToggle.setVisibility(View.VISIBLE);
                 listToggle.setChecked(userInList.containsKey(item.id) && checked != null && checked);
                 listToggle.setOnClickListener(this::onClickToggle);
             } else {

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

@@ -624,6 +624,10 @@ public class ProfileFragment extends LoaderFragment implements OnBackPressedList
 			args.putString("profileAccount", profileAccountID);
 			args.putString("profileDisplayUsername", account.getDisplayUsername());
 			Nav.go(getActivity(), ListTimelinesFragment.class, args);
+		}else if(id==R.id.followed_hashtags){
+			Bundle args=new Bundle();
+			args.putString("account", accountID);
+			Nav.go(getActivity(), FollowedHashtagsFragment.class, args);
 		}
 		return true;
 	}