From f64260e0ac358f514b441f0c4a7aeeed2e25b231 Mon Sep 17 00:00:00 2001
From: Tiberiu Iustin Zulean <tiberiu.zulean@kcl.ac.uk>
Date: Wed, 13 Nov 2019 14:35:17 +0000
Subject: [PATCH] Added menu with settings (unregister) and sign out options

---
 .../java/teamzero/chat/mobile/ChatList.java   | 58 +++++++++++++++++++
 Android/app/src/main/res/menu/menu_layout.xml |  9 +++
 Android/app/src/main/res/values/strings.xml   |  3 +
 3 files changed, 70 insertions(+)

diff --git a/Android/app/src/main/java/teamzero/chat/mobile/ChatList.java b/Android/app/src/main/java/teamzero/chat/mobile/ChatList.java
index dc17cc0..e1e1b9b 100644
--- a/Android/app/src/main/java/teamzero/chat/mobile/ChatList.java
+++ b/Android/app/src/main/java/teamzero/chat/mobile/ChatList.java
@@ -1,7 +1,9 @@
 package teamzero.chat.mobile;
 
+import android.app.AlertDialog;
 import android.app.ProgressDialog;
 
+import android.content.DialogInterface;
 import android.content.Intent;
 import android.support.design.widget.FloatingActionButton;
 import android.support.design.widget.Snackbar;
@@ -11,6 +13,7 @@
 
 import android.view.Menu;
 import android.view.MenuInflater;
+import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
 
@@ -19,6 +22,7 @@
 import android.widget.ListView;
 import android.widget.SearchView;
 import android.widget.TextView;
+import android.widget.Toast;
 
 import com.android.volley.Request;
 import com.android.volley.RequestQueue;
@@ -177,4 +181,58 @@ public boolean onCreateOptionsMenu(Menu menu) {
         return true;
     }
 
+    // Called when the user selects any item from the menu
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+
+        // Get the id of the selected menu item to determine what the user clicked
+        switch (item.getItemId()) {
+
+            case R.id.sign_out:
+                signOutOrUnregister("Sign Out");
+                return true;
+
+            case R.id.unregister:
+                signOutOrUnregister("Unregister");
+                return true;
+
+            default:
+                return super.onOptionsItemSelected(item);
+        }
+    }
+
+    public void signOutOrUnregister(final String choice) {
+
+        AlertDialog.Builder builder = new AlertDialog.Builder(this);
+
+        builder.setPositiveButton(choice, new DialogInterface.OnClickListener() {
+            public void onClick(DialogInterface dialog, int id) {
+                // User clicked Sign Out OR Unregister
+
+                if(choice.equalsIgnoreCase("Sign Out")) {
+                    // TODO: Build and send JSON to server stating that the user signed out
+                }
+
+                if(choice.equalsIgnoreCase("Unregister")) {
+                    // TODO: Build and send JSON to server stating that the user wants to unregister
+                }
+
+                // Go back to home login/register screen
+                startActivity(new Intent(ChatList.this, MainActivity.class));
+            }
+        });
+
+        builder.setNegativeButton("Cancel", new DialogInterface.OnClickListener() {
+            public void onClick(DialogInterface dialog, int id) {
+                // User cancelled the dialog, go back
+            }
+        });
+
+        // Create the AlertDialog
+        AlertDialog dialog = builder.create();
+        dialog.setTitle(choice);
+        dialog.setMessage("Are you sure you want to " + choice.toLowerCase() + "?");
+        dialog.show();
+    }
+
 }
\ No newline at end of file
diff --git a/Android/app/src/main/res/menu/menu_layout.xml b/Android/app/src/main/res/menu/menu_layout.xml
index 8c5cbad..970eae0 100644
--- a/Android/app/src/main/res/menu/menu_layout.xml
+++ b/Android/app/src/main/res/menu/menu_layout.xml
@@ -7,4 +7,13 @@
         android:icon="@android:drawable/ic_menu_search"
         app:showAsAction="collapseActionView|ifRoom"
         app:actionViewClass="android.widget.SearchView" />
+    <item android:id="@+id/settings"
+        android:title="@string/settings_menu_text" >
+        <menu>
+            <item android:id="@+id/unregister"
+                android:title="@string/unregister_text" />
+        </menu>
+    </item>
+    <item android:id="@+id/sign_out"
+        android:title="@string/sign_out_text" />
 </menu>
\ No newline at end of file
diff --git a/Android/app/src/main/res/values/strings.xml b/Android/app/src/main/res/values/strings.xml
index a7c9b94..074ff91 100644
--- a/Android/app/src/main/res/values/strings.xml
+++ b/Android/app/src/main/res/values/strings.xml
@@ -17,4 +17,7 @@
     <string name="message_box_hint_text"> Type your message </string>
     <string name="search_users_hint_text"> Type username to start a new chat with </string>
     <string name="search_users_suggestive_text"> Type in the box down below to search for a user to chat with </string>
+    <string name="settings_menu_text"> Settings </string>
+    <string name="sign_out_text"> Sign Out </string>
+    <string name="unregister_text"> Unregister </string>
 </resources>