From 3896d73e431b2fe947a187baece2d76362d47397 Mon Sep 17 00:00:00 2001
From: jjbillings <jjbillings@noctrl.edu>
Date: Wed, 3 Aug 2016 21:04:17 -0400
Subject: [PATCH] Add guild search bar

---
 .../layout/fragment_guild_recyclerview.xml    | 35 +++++++++++++++
 Habitica/res/values/strings.xml               |  1 +
 .../PublicGuildsRecyclerViewAdapter.java      | 43 ++++++++++++++++++-
 .../social/PublicGuildsFragment.java          | 21 ++++++++-
 4 files changed, 97 insertions(+), 3 deletions(-)
 create mode 100644 Habitica/res/layout/fragment_guild_recyclerview.xml

diff --git a/Habitica/res/layout/fragment_guild_recyclerview.xml b/Habitica/res/layout/fragment_guild_recyclerview.xml
new file mode 100644
index 000000000..2596c3177
--- /dev/null
+++ b/Habitica/res/layout/fragment_guild_recyclerview.xml
@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        android:layout_height="fill_parent"
+        android:layout_width="fill_parent"
+        android:orientation="vertical">
+
+    <SearchView android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:id="@+id/guild_search_view"
+                android:queryHint="Search for guilds"/>
+
+    <android.support.design.widget.CoordinatorLayout
+            xmlns:android="http://schemas.android.com/apk/res/android"
+            android:id="@+id/coordinatorLayout"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent">
+
+
+        <com.habitrpg.android.habitica.ui.helpers.RecyclerViewEmptySupport
+                android:id="@+id/recyclerView"
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:scrollbarSize="3dp"
+                android:scrollbarThumbVertical="@color/md_grey_500"
+                android:scrollbars="vertical" />
+
+        <TextView
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:id="@+id/empty_view"
+                style="@style/EmptyView"/>
+
+    </android.support.design.widget.CoordinatorLayout>
+</LinearLayout>
\ No newline at end of file
diff --git a/Habitica/res/values/strings.xml b/Habitica/res/values/strings.xml
index 390d4b3b9..01c332fdb 100644
--- a/Habitica/res/values/strings.xml
+++ b/Habitica/res/values/strings.xml
@@ -243,6 +243,7 @@ To start, which parts of your life do you want to improve?</string>
     <string name="privacy">Privacy</string>
     <string name="write_message">Write Message</string>
     <string name="post">Post</string>
+    <string name="guild_search_hint">Search for guilds</string>
 
     <string name="todo_due" formatted="false">Due: %s</string>
     <string name="daily_streak" formatted="false">current streak: %d</string>
diff --git a/Habitica/src/main/java/com/habitrpg/android/habitica/ui/adapter/social/PublicGuildsRecyclerViewAdapter.java b/Habitica/src/main/java/com/habitrpg/android/habitica/ui/adapter/social/PublicGuildsRecyclerViewAdapter.java
index 927526881..6677330e4 100644
--- a/Habitica/src/main/java/com/habitrpg/android/habitica/ui/adapter/social/PublicGuildsRecyclerViewAdapter.java
+++ b/Habitica/src/main/java/com/habitrpg/android/habitica/ui/adapter/social/PublicGuildsRecyclerViewAdapter.java
@@ -13,21 +13,26 @@ import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.Button;
+import android.widget.Filter;
+import android.widget.Filterable;
 import android.widget.TextView;
 
+import java.util.ArrayList;
 import java.util.List;
 
 import butterknife.BindView;
 import butterknife.ButterKnife;
 
-public class PublicGuildsRecyclerViewAdapter extends RecyclerView.Adapter<PublicGuildsRecyclerViewAdapter.GuildViewHolder> {
+public class PublicGuildsRecyclerViewAdapter extends RecyclerView.Adapter<PublicGuildsRecyclerViewAdapter.GuildViewHolder> implements Filterable{
 
     public APIHelper apiHelper;
     private List<Group> publicGuildList;
     private List<String> memberGuildIDs;
+    private List<Group> publicGuildListCopy;
 
     public void setPublicGuildList(List<Group> publicGuildList) {
         this.publicGuildList = publicGuildList;
+        this.publicGuildListCopy = new ArrayList<>(publicGuildList);
         this.notifyDataSetChanged();
     }
 
@@ -93,6 +98,42 @@ public class PublicGuildsRecyclerViewAdapter extends RecyclerView.Adapter<Public
     private boolean isInGroup(Group guild) {
         return this.memberGuildIDs != null && this.memberGuildIDs.contains(guild.id);
     }
+    @Override
+    public Filter getFilter() {
+        return new Filter() {
+            @Override
+            protected FilterResults performFiltering(CharSequence constraint) {
+                List<Group> filteredGuilds = null;
+                if(constraint.length() == 0) {
+                    filteredGuilds = publicGuildListCopy;
+                } else {
+                    filteredGuilds = getFilteredResults(constraint.toString().toLowerCase());
+                }
+
+                FilterResults results = new FilterResults();
+                results.values = filteredGuilds;
+                return results;
+            }
+
+            @Override
+            protected void publishResults(CharSequence constraint, FilterResults results) {
+                publicGuildList = (List<Group>) results.values;
+                PublicGuildsRecyclerViewAdapter.this.notifyDataSetChanged();
+            }
+        };
+    }
+
+    protected List<Group> getFilteredResults(String constraint) {
+        List<Group> filteredGuilds = new ArrayList<>();
+
+        for(Group guild : publicGuildListCopy) {
+            if(guild.name.toLowerCase().contains(constraint)) {
+                filteredGuilds.add(guild);
+            }
+        }
+
+        return filteredGuilds;
+    }
 
     static class GuildViewHolder extends RecyclerView.ViewHolder {
 
diff --git a/Habitica/src/main/java/com/habitrpg/android/habitica/ui/fragments/social/PublicGuildsFragment.java b/Habitica/src/main/java/com/habitrpg/android/habitica/ui/fragments/social/PublicGuildsFragment.java
index e58de9d6a..50a98adea 100644
--- a/Habitica/src/main/java/com/habitrpg/android/habitica/ui/fragments/social/PublicGuildsFragment.java
+++ b/Habitica/src/main/java/com/habitrpg/android/habitica/ui/fragments/social/PublicGuildsFragment.java
@@ -14,13 +14,14 @@ import android.support.v7.widget.RecyclerView;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.SearchView;
 
 import java.util.List;
 
 import butterknife.BindView;
 import butterknife.ButterKnife;
 
-public class PublicGuildsFragment extends BaseMainFragment {
+public class PublicGuildsFragment extends BaseMainFragment implements SearchView.OnQueryTextListener {
 
     List<String> memberGuildIDs;
     List<Group> guilds;
@@ -30,13 +31,17 @@ public class PublicGuildsFragment extends BaseMainFragment {
 
     private View view;
     private PublicGuildsRecyclerViewAdapter viewAdapter;
+    private SearchView guildSearchView;
 
     @Nullable
     @Override
     public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
         super.onCreateView(inflater, container, savedInstanceState);
         if (view == null) {
-            view = inflater.inflate(R.layout.fragment_recyclerview, container, false);
+            view = inflater.inflate(R.layout.fragment_guild_recyclerview, container, false);
+
+            guildSearchView = (SearchView)view.findViewById(R.id.guild_search_view);
+            guildSearchView.setOnQueryTextListener(this);
 
             unbinder = ButterKnife.bind(this, view);
             recyclerView.setLayoutManager(new LinearLayoutManager(this.activity));
@@ -76,4 +81,16 @@ public class PublicGuildsFragment extends BaseMainFragment {
                     });
         }
     }
+
+    @Override
+    public boolean onQueryTextSubmit(String s) {
+        viewAdapter.getFilter().filter(s);
+        return true;
+    }
+
+    @Override
+    public boolean onQueryTextChange(String s) {
+        viewAdapter.getFilter().filter(s);
+        return true;
+    }
 }