From 185c444d891e854cbe3b351b0cb4d3832a1747c0 Mon Sep 17 00:00:00 2001
From: AkshayCHD <akshaykumarsharma1998aks@gmail.com>
Date: Sat, 17 Mar 2018 22:29:24 +0530
Subject: [PATCH] feat: sort events alphabetically (#781)

---
 .../module/event/list/EventListFragment.java  | 37 +++++++++++++++++--
 .../module/event/list/EventsListAdapter.java  |  6 ++-
 app/src/main/res/menu/menu_events.xml         | 15 ++++++--
 app/src/main/res/values/strings.xml           |  3 ++
 4 files changed, 53 insertions(+), 8 deletions(-)

diff --git a/app/src/main/java/org/fossasia/openevent/app/module/event/list/EventListFragment.java b/app/src/main/java/org/fossasia/openevent/app/module/event/list/EventListFragment.java
index c165ab2d5..193b8c06d 100644
--- a/app/src/main/java/org/fossasia/openevent/app/module/event/list/EventListFragment.java
+++ b/app/src/main/java/org/fossasia/openevent/app/module/event/list/EventListFragment.java
@@ -11,6 +11,9 @@
 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.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
 
@@ -51,6 +54,10 @@ public class EventListFragment extends BaseFragment<IEventsPresenter> implements
     @Inject
     Lazy<IEventsPresenter> presenterProvider;
 
+    private static final int SORTBYDATE = 0;
+    private static final int SORTBYNAME = 1;
+
+
     private FragmentEventListBinding binding;
     private RecyclerView recyclerView;
     private SwipeRefreshLayout refreshLayout;
@@ -84,6 +91,8 @@ public static EventListFragment newInstance() {
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         context = getActivity();
+        setHasOptionsMenu(true);
+
     }
 
     @Override
@@ -91,6 +100,28 @@ public View onCreateView(LayoutInflater inflater, ViewGroup container,
                              Bundle savedInstanceState) {
         binding = DataBindingUtil.inflate(inflater, R.layout.fragment_event_list, container, false);
         return binding.getRoot();
+
+    }
+
+    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
+        super.onCreateOptionsMenu(menu, inflater);
+        inflater.inflate(R.menu.menu_events, menu);
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        switch (item.getItemId()) {
+            case R.id.sortByEventName:
+                initialized = false;
+                setupRecyclerView(SORTBYNAME);
+                initialized = true;
+                return true;
+            case R.id.sortByEventDate:
+                getPresenter().loadUserEvents(true);
+                return true;
+            default:
+                return super.onOptionsItemSelected(item);
+        }
     }
 
     @Override
@@ -106,7 +137,7 @@ public int getLoaderId() {
     @Override
     public void onStart() {
         super.onStart();
-        setupRecyclerView();
+        setupRecyclerView(SORTBYNAME);
         setupRefreshListener();
         getPresenter().attach(this);
         binding.setEvents(getPresenter().getEvents());
@@ -134,9 +165,9 @@ public void onStop() {
         eventListAdapter.unregisterAdapterDataObserver(adapterDataObserver);
     }
 
-    private void setupRecyclerView() {
+    private void setupRecyclerView(int sortBy) {
         if (!initialized) {
-            eventListAdapter = new EventsListAdapter(getPresenter().getEvents(), bus);
+            eventListAdapter = new EventsListAdapter(getPresenter().getEvents(), bus, sortBy);
 
             recyclerView = binding.eventRecyclerView;
             recyclerView.setLayoutManager(new LinearLayoutManager(context));
diff --git a/app/src/main/java/org/fossasia/openevent/app/module/event/list/EventsListAdapter.java b/app/src/main/java/org/fossasia/openevent/app/module/event/list/EventsListAdapter.java
index 00e659a09..4ab33ab26 100644
--- a/app/src/main/java/org/fossasia/openevent/app/module/event/list/EventsListAdapter.java
+++ b/app/src/main/java/org/fossasia/openevent/app/module/event/list/EventsListAdapter.java
@@ -13,6 +13,7 @@
 import org.fossasia.openevent.app.databinding.EventLayoutBinding;
 import org.fossasia.openevent.app.databinding.HeaderLayoutBinding;
 
+import java.util.Collections;
 import java.util.List;
 
 class EventsListAdapter extends RecyclerView.Adapter<EventsListAdapter.EventRecyclerViewHolder>
@@ -21,7 +22,10 @@ class EventsListAdapter extends RecyclerView.Adapter<EventsListAdapter.EventRecy
     private final List<Event> events;
     private final IBus bus;
 
-    EventsListAdapter(List<Event> events, IBus bus) {
+    EventsListAdapter(List<Event> events, IBus bus, int sortBy) {
+        if (sortBy == 1) {
+            Collections.sort(events, (Event e1, Event e2) -> e1.getName().compareToIgnoreCase(e2.getName()));
+        }
         this.events = events;
         this.bus = bus;
     }
diff --git a/app/src/main/res/menu/menu_events.xml b/app/src/main/res/menu/menu_events.xml
index 7f2881129..b6fb60c5b 100644
--- a/app/src/main/res/menu/menu_events.xml
+++ b/app/src/main/res/menu/menu_events.xml
@@ -2,8 +2,15 @@
 <menu xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:android="http://schemas.android.com/apk/res/android">
 
-    <item android:id="@+id/logout"
-        android:title="@string/logout"
-        android:icon="@drawable/ic_logout"
-        app:showAsAction="always"/>
+    <item android:id="@+id/sort"
+        android:title="@string/sort"
+        android:icon="@drawable/ic_filter"
+        app:showAsAction="ifRoom">
+        <menu>
+            <item android:id="@+id/sortByEventName"
+                android:title="@string/sort_by_name" />
+            <item android:id="@+id/sortByEventDate"
+                android:title="@string/sort_by_date" />
+        </menu>
+    </item>
 </menu>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 22eea5dc5..49093aa62 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -157,6 +157,9 @@
     <string name="speakers">Speakers</string>
     <string name="sponsors">Sponsors</string>
     <string name="sessions">Sessions</string>
+    <string name="sort">Sort By</string>
+    <string name="sort_by_name">Name</string>
+    <string name="sort_by_date">Date</string>
     <string name="sessions_submitted">Sessions Submitted</string>
     <string name="sessions_accepted">Sessions Accepted</string>
     <string name="sessions_confirmed">Sessions Confirmed</string>