Added login to UserAppScreenGateway

Author: amyyong11

src/main/java/appscreen/AppScreen.java

@@ -1,6 +1,5 @@
 package appscreen;
 
-import testerEntities.Chat;
 
 import javax.swing.*;
 import java.awt.*;

src/main/java/appscreen/AppScreenController.java

@@ -1,7 +1,5 @@
 package appscreen;
 
-import testerEntities.*;
-
 public interface AppScreenController{
     Chat getChat(String chatID);
 

src/main/java/appscreen/AppScreenLoader.java

@@ -1,6 +1,5 @@
 package appscreen;
 
-import testerEntities.*;
 import java.util.ArrayList;
 
 public class AppScreenLoader implements AppScreenPresenter {
@@ -12,11 +11,10 @@ public class AppScreenLoader implements AppScreenPresenter {
     /**
      * Create the app screen loader (and store its user and chat information)
      * @param username The username of the current user
-     * @param userDataBase User information
      */
-    public AppScreenLoader(String username, UserDataBase userDataBase){
+    public AppScreenLoader(String username, ArrayList<Chat> chats){
         this.username = username;
-        this.chats = userDataBase.getUserChats(username);
+        this.chats = chats;
         try {
             openScreen();
         } catch (Exception e) {
@@ -33,17 +31,4 @@ public void openScreen() {
         this.appScreen = new AppScreen(this.username, this.chats);
     }
 
-    /**
-     * @return The username of the current user
-     */
-    public String getUsername(){
-        return this.username;
-    }
-
-    /**
-     * @return A list of chats that the user is in
-     */
-    public ArrayList<Chat> getChats(){
-        return new ArrayList<>(this.chats);
-    }
 }

src/main/java/appscreen/ChatName.java

@@ -1,6 +1,5 @@
 package appscreen;
 
-import testerEntities.*;
 
 public interface ChatName {
     String getChatName(Chat chat);

src/main/java/appscreen/UserAppScreenGateway.java

@@ -0,0 +1,29 @@
+package appscreen;
+
+import java.util.ArrayList;
+
+public class UserAppScreenGateway {
+
+    private final UserDataBase userDataBase;
+    private String username;
+    private ArrayList<Chat> userChats;
+
+    /**
+     * Create gateway between user and appscreen
+     * @param userDataBase The user database
+     */
+    public UserAppScreenGateway(UserDataBase userDataBase){
+        this.userDataBase = userDataBase;
+    }
+
+    /**
+     * Log the user into the system
+     * @param user The current user
+     */
+    public void login(User user){
+        this.username = user.getUsername();
+        this.userChats = userDataBase.getUserChats(this.username);
+        AppScreenLoader appScreenLoader = new AppScreenLoader(this.username, this.userChats);
+    }
+
+}