Added HashtagFragment

app/src/main/java/com/github/dfa/diaspora_android/activity/MainActivity.java

@@ -65,6 +65,7 @@ import com.github.dfa.diaspora_android.data.PodUserProfile;
 import com.github.dfa.diaspora_android.fragment.BrowserFragment;
 import com.github.dfa.diaspora_android.fragment.CustomFragment;
 import com.github.dfa.diaspora_android.fragment.DiasporaStreamFragment;
+import com.github.dfa.diaspora_android.fragment.HashtagListFragment;
 import com.github.dfa.diaspora_android.fragment.TestFragment;
 import com.github.dfa.diaspora_android.listener.WebUserProfileChangedListener;
 import com.github.dfa.diaspora_android.receiver.OpenExternalLinkReceiver;
@@ -228,7 +229,7 @@ public class MainActivity extends AppCompatActivity
      * Show DiasporaStreamFragment if necessary and load URL url
      * @param url URL to load in the DiasporaStreamFragment
      */
-    protected void openDiasporaUrl(String url) {
+    public void openDiasporaUrl(String url) {
         AppLog.v(this, "openDiasporaUrl()");
         DiasporaStreamFragment streamFragment = (DiasporaStreamFragment) getFragment(DiasporaStreamFragment.TAG);
         showFragment(streamFragment);
@@ -256,14 +257,17 @@ public class MainActivity extends AppCompatActivity
                     BrowserFragment bf = new BrowserFragment();
                     fm.beginTransaction().add(bf, fragmentTag).commit();
                     return bf;
+                case HashtagListFragment.TAG:
+                    HashtagListFragment hlf = new HashtagListFragment();
+                    fm.beginTransaction().add(hlf, fragmentTag).commit();
+                    return hlf;
                 case TestFragment.TAG:
-                    TestFragment tf = new TestFragment();
-                    fm.beginTransaction().add(tf, fragmentTag).commit();
-                    return tf;
                 default:
                     AppLog.e(this,"Invalid Fragment Tag: "+fragmentTag
                             +"\nAdd Fragments Tag to getFragment()'s switch case.");
-                    return null;
+                    TestFragment tf = new TestFragment();
+                    fm.beginTransaction().add(tf, fragmentTag).commit();
+                    return tf;
             }
         }
     }
@@ -780,7 +784,7 @@ public class MainActivity extends AppCompatActivity
 
             //TODO: Replace with fragment
             case R.id.nav_followed_tags: {
-                DiasporaStreamFragment stream = (DiasporaStreamFragment) getFragment(DiasporaStreamFragment.TAG);
+                /*DiasporaStreamFragment stream = (DiasporaStreamFragment) getFragment(DiasporaStreamFragment.TAG);
                 if (WebHelper.isOnline(MainActivity.this)) {
                     openDiasporaUrl(urls.getBlankUrl());
                     WebHelper.showFollowedTagsList(stream.getWebView(), app);
@@ -788,6 +792,8 @@ public class MainActivity extends AppCompatActivity
                 } else {
                     snackbarNoInternet.show();
                 }
+                */
+                showFragment(getFragment(HashtagListFragment.TAG));
             }
             break;
 

app/src/main/java/com/github/dfa/diaspora_android/fragment/HashtagListFragment.java

@@ -0,0 +1,125 @@
+package com.github.dfa.diaspora_android.fragment;
+
+import android.os.Bundle;
+import android.support.v7.widget.LinearLayoutManager;
+import android.support.v7.widget.RecyclerView;
+import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+import com.github.dfa.diaspora_android.App;
+import com.github.dfa.diaspora_android.R;
+import com.github.dfa.diaspora_android.activity.MainActivity;
+import com.github.dfa.diaspora_android.util.AppLog;
+import com.github.dfa.diaspora_android.util.DiasporaUrlHelper;
+
+/**
+ * Fragment that shows a list of the Hashtags the user follows
+ * Created by vanitas on 29.09.16.
+ */
+
+public class HashtagListFragment extends CustomFragment {
+
+    public static final String TAG = "com.github.dfa.diaspora_android.HashtagListFragment";
+
+    protected RecyclerView followedTagsRecyclerView;
+    protected String[] followedTags;
+    protected App app;
+    protected DiasporaUrlHelper urls;
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        AppLog.d(this, "onCreateView()");
+        return inflater.inflate(R.layout.hashtag_list__fragment, container, false);
+    }
+
+    @Override
+    public void onViewCreated(View view, Bundle savedInstanceState) {
+        super.onViewCreated(view, savedInstanceState);
+        this.followedTagsRecyclerView = (RecyclerView) view.findViewById(R.id.fragment_followed_tags__recycler_view);
+        this.app = (App) getActivity().getApplication();
+        this.urls = new DiasporaUrlHelper(app.getSettings());
+
+        followedTags = app.getPodUserProfile().getFollowedTags();
+        followedTagsRecyclerView.setHasFixedSize(true);
+        followedTagsRecyclerView.setNestedScrollingEnabled(false);
+
+        RecyclerView.LayoutManager layoutManager = new LinearLayoutManager(this.getContext());
+        followedTagsRecyclerView.setLayoutManager(layoutManager);
+
+        final FollowedTagsAdapter adapter = new FollowedTagsAdapter(followedTags, onHashtagClickListener);
+        followedTagsRecyclerView.setAdapter(adapter);
+    }
+
+    @Override
+    public String getFragmentTag() {
+        return TAG;
+    }
+
+    @Override
+    public void onCreateBottomOptionsMenu(Menu menu, MenuInflater inflater) {
+        /* Nothing to do */
+    }
+
+    @Override
+    public boolean onBackPressed() {
+        return false;
+    }
+
+    protected View.OnClickListener onHashtagClickListener = new View.OnClickListener() {
+        @Override
+        public void onClick(View view) {
+            int itemPosition = followedTagsRecyclerView.getChildLayoutPosition(view);
+            if(itemPosition > -1 && itemPosition < followedTags.length) {
+                String tag = followedTags[itemPosition];
+                ((MainActivity)getActivity()).openDiasporaUrl(urls.getSearchTagsUrl(tag));
+            }
+        }
+    };
+
+    public static class FollowedTagsAdapter extends RecyclerView.Adapter<FollowedTagsAdapter.ViewHolder> {
+        private String[] followedTagsList;
+        private View.OnClickListener itemClickListener;
+
+        public static class ViewHolder extends RecyclerView.ViewHolder {
+            // each data item is just a string in this case
+            public TextView title;
+
+            public ViewHolder(View v) {
+                super(v);
+                title = (TextView) v.findViewById(R.id.recycler_view__list_item__text);
+            }
+        }
+
+        // Provide a suitable constructor (depends on the kind of dataset)
+        public FollowedTagsAdapter(String[] tags, View.OnClickListener itemClickListener) {
+            this.followedTagsList = tags;
+            this.itemClickListener = itemClickListener;
+        }
+
+        @Override
+        public FollowedTagsAdapter.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
+            View v = LayoutInflater.from(parent.getContext())
+                    .inflate(R.layout.recycler_view__list_item, parent, false);
+            v.setOnClickListener(itemClickListener);
+            return new ViewHolder(v);
+        }
+
+        // Replace the contents of a view (invoked by the layout manager)
+        @Override
+        public void onBindViewHolder(ViewHolder holder, int position) {
+
+            holder.title.setText(followedTagsList[position]);
+
+        }
+
+        // Return the size of your dataset (invoked by the layout manager)
+        @Override
+        public int getItemCount() {
+            return followedTagsList.length;
+        }
+    }
+}

app/src/main/res/layout/hashtag_list__fragment.xml

@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+    <android.support.v4.widget.NestedScrollView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:orientation="vertical">
+            <android.support.v7.widget.RecyclerView
+                android:id="@+id/fragment_followed_tags__recycler_view"
+                android:scrollbars="vertical"
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                app:layout_behavior="@string/appbar_scrolling_view_behavior"/>
+
+            <!-- Offset -->
+            <android.support.v4.widget.Space
+                android:id="@+id/spacer"
+                android:layout_width="match_parent"
+                android:layout_height="@dimen/bottom_toolbar_height"/>
+        </LinearLayout>
+    </android.support.v4.widget.NestedScrollView>
+</RelativeLayout>

app/src/main/res/layout/main__app_bar.xml

@@ -32,7 +32,7 @@
     <android.support.design.widget.AppBarLayout
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:layout_gravity="bottom"
+        android:layout_gravity="bottom|end"
         android:theme="@style/AppTheme.AppBarOverlay"
         app:layout_behavior=".ui.BottomBarBehavior">
 

app/src/main/res/layout/recycler_view__list_item.xml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:orientation="vertical">
+    <View
+        android:layout_width="match_parent"
+        android:layout_height="1dp"
+        android:background="@color/divider"/>
+    <TextView
+        android:id="@+id/recycler_view__list_item__text"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="@dimen/activity_horizontal_margin"
+        android:layout_marginEnd="@dimen/activity_horizontal_margin"
+        android:layout_marginTop="12dp"
+        android:layout_marginBottom="12dp"
+        android:textAppearance="@style/TextAppearance.AppCompat.Large" />
+    <View
+        android:layout_width="match_parent"
+        android:layout_height="1dp"
+        android:background="@color/divider"/>
+</LinearLayout>

app/src/main/res/values/dimens.xml

@@ -7,6 +7,7 @@
     <dimen name="activity_vertical_margin">16dp</dimen>
     <dimen name="fab_margin">16dp</dimen>
     <dimen name="appbar_padding_top">8dp</dimen>
+    <dimen name="bottom_toolbar_height">45dp</dimen>
 
     <!-- Per the design guidelines, navigation drawers should be between 240dp and 320dp:
      https://developer.android.com/design/patterns/navigation-drawer.html -->