Final Touches

app/src/main/AndroidManifest.xml

@@ -40,7 +40,9 @@
                 <data android:scheme="@string/fb_login_protocol_scheme" />
             </intent-filter>
         </activity>
-        <activity android:name=".ImagesActivity"></activity>
+        <activity
+            android:name=".ImagesActivity"
+            android:screenOrientation="portrait" />
     </application>
 
 </manifest>

app/src/main/java/dragosholban/com/bestphotos/MainActivity.java

@@ -26,6 +26,14 @@ protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
 
+        boolean loggedIn = AccessToken.getCurrentAccessToken() != null;
+        if (loggedIn) {
+            Intent intent = new Intent(this, ImagesActivity.class);
+            this.startActivity(intent);
+
+            return;
+        }
+
         LoginButton loginButton = findViewById(R.id.login_button);
         loginButton.setReadPermissions(Arrays.asList("user_photos"));
 

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

@@ -6,13 +6,42 @@
     android:layout_height="match_parent"
     tools:context="dragosholban.com.bestphotos.MainActivity">
 
+    <ImageView
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        android:scaleType="centerCrop"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:srcCompat="@drawable/background" />
+
     <com.facebook.login.widget.LoginButton
         android:id="@+id/login_button"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintLeft_toLeftOf="parent"
         app:layout_constraintRight_toRightOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        android:paddingTop="15dp"
+        android:paddingBottom="15dp"
+        android:paddingLeft="15dp"
+        android:paddingRight="15dp"/>
+
+    <TextView
+        android:id="@+id/textView2"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="16dp"
+        android:lineSpacingExtra="8sp"
+        android:padding="16dp"
+        android:text="Please connect using your Facebook account so we can access your photos and show you the best ones."
+        android:textAlignment="center"
+        android:textColor="@android:color/white"
+        android:textSize="18sp"
+        app:layout_constraintLeft_toLeftOf="parent"
+        app:layout_constraintRight_toRightOf="parent"
         app:layout_constraintTop_toTopOf="parent" />
 
 </android.support.constraint.ConstraintLayout>