close #808

app/src/main/java/awais/instagrabber/adapters/FeedStoriesListAdapter.java

@@ -2,23 +2,46 @@ package awais.instagrabber.adapters;
 
 import android.view.LayoutInflater;
 import android.view.ViewGroup;
+import android.widget.Filter;
+import android.widget.Filterable;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.recyclerview.widget.DiffUtil;
 import androidx.recyclerview.widget.ListAdapter;
 
-import java.util.ArrayList;
-import java.util.Collections;
 import java.util.List;
+import java.util.stream.Collectors;
 
 import awais.instagrabber.adapters.viewholder.StoryListViewHolder;
 import awais.instagrabber.databinding.ItemNotificationBinding;
 import awais.instagrabber.models.FeedStoryModel;
-import awais.instagrabber.utils.Utils;
+import awais.instagrabber.utils.TextUtils;
 
-public final class FeedStoriesListAdapter extends ListAdapter<FeedStoryModel, StoryListViewHolder> {
+public final class FeedStoriesListAdapter extends ListAdapter<FeedStoryModel, StoryListViewHolder> implements Filterable {
     private final OnFeedStoryClickListener listener;
+    private List<FeedStoryModel> list;
+
+    private final Filter filter = new Filter() {
+        @Nullable
+        @Override
+        protected FilterResults performFiltering(final CharSequence filter) {
+            final boolean isFilterEmpty = TextUtils.isEmpty(filter);
+            final String query = isFilterEmpty ? null : filter.toString().toLowerCase();
+
+            for (FeedStoryModel item : list) {
+                if (isFilterEmpty) item.setShown(true);
+                else item.setShown(item.getProfileModel().getUsername().toLowerCase().contains(query));
+            }
+            return null;
+        }
+
+        @Override
+        protected void publishResults(final CharSequence constraint, final FilterResults results) {
+            submitList(list);
+            notifyDataSetChanged();
+        }
+    };
 
     private static final DiffUtil.ItemCallback<FeedStoryModel> diffCallback = new DiffUtil.ItemCallback<FeedStoryModel>() {
         @Override
@@ -37,6 +60,17 @@ public final class FeedStoriesListAdapter extends ListAdapter<FeedStoryModel, St
         this.listener = listener;
     }
 
+    @Override
+    public Filter getFilter() {
+        return filter;
+    }
+
+    @Override
+    public void submitList(final List<FeedStoryModel> list) {
+        super.submitList(list.stream().filter(i -> i.isShown()).collect(Collectors.toList()));
+        this.list = list;
+    }
+
     @NonNull
     @Override
     public StoryListViewHolder onCreateViewHolder(@NonNull final ViewGroup parent, final int viewType) {

app/src/main/java/awais/instagrabber/fragments/StoryListViewerFragment.java

@@ -4,6 +4,9 @@ import android.content.Context;
 import android.os.Bundle;
 import android.util.Log;
 import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.Toast;
@@ -12,6 +15,7 @@ import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.appcompat.app.ActionBar;
 import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.SearchView;
 import androidx.fragment.app.Fragment;
 import androidx.lifecycle.ViewModelProvider;
 import androidx.navigation.NavDirections;
@@ -51,8 +55,9 @@ public final class StoryListViewerFragment extends Fragment implements SwipeRefr
     private ArchivesViewModel archivesViewModel;
     private StoriesService storiesService;
     private Context context;
-    private String type, endCursor = null;
+    private String type, currentQuery, endCursor = null;
     private FeedStoriesListAdapter adapter;
+    private MenuItem menuSearch;
 
     private final OnFeedStoryClickListener clickListener = new OnFeedStoryClickListener() {
         @Override
@@ -119,6 +124,7 @@ public final class StoryListViewerFragment extends Fragment implements SwipeRefr
         fragmentActivity = (AppCompatActivity) requireActivity();
         context = getContext();
         if (context == null) return;
+        setHasOptionsMenu(true);
         storiesService = StoriesService.getInstance(null, 0L, null);
     }
 
@@ -141,6 +147,30 @@ public final class StoryListViewerFragment extends Fragment implements SwipeRefr
         shouldRefresh = false;
     }
 
+    @Override
+    public void onCreateOptionsMenu(@NonNull final Menu menu, final MenuInflater inflater) {
+        inflater.inflate(R.menu.search, menu);
+        menuSearch = menu.findItem(R.id.action_search);
+        final SearchView searchView = (SearchView) menuSearch.getActionView();
+        searchView.setQueryHint(getResources().getString(R.string.action_search));
+        searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() {
+
+            @Override
+            public boolean onQueryTextSubmit(final String query) {
+                return false;
+            }
+
+            @Override
+            public boolean onQueryTextChange(final String query) {
+                if (adapter != null) {
+                    currentQuery = query;
+                    adapter.getFilter().filter(query);
+                }
+                return true;
+            }
+        });
+    }
+
     @Override
     public void onResume() {
         super.onResume();

app/src/main/java/awais/instagrabber/models/FeedStoryModel.java

@@ -16,6 +16,7 @@ public final class FeedStoryModel implements Serializable {
     private final boolean isLive, isBestie;
     private final long timestamp;
     private final int mediaCount;
+    private boolean isShown = true;
 
     public FeedStoryModel(final String storyMediaId, final User profileModel, final boolean fullyRead,
                           final long timestamp, final StoryModel firstStoryModel, final int mediaCount,
@@ -74,4 +75,12 @@ public final class FeedStoryModel implements Serializable {
     public boolean isBestie() {
         return isBestie;
     }
+
+    public boolean isShown() {
+        return isShown;
+    }
+
+    public void setShown(final boolean shown) {
+        isShown = shown;
+    }
 }

app/src/main/res/menu/search.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+
+    <item
+        android:id="@+id/action_search"
+        android:actionLayout="@layout/layout_searchview"
+        android:icon="@drawable/ic_search_24"
+        android:title="@string/action_search"
+        android:titleCondensed="@string/action_search"
+        app:actionViewClass="androidx.appcompat.widget.SearchView"
+        app:showAsAction="always|collapseActionView" />
+</menu>