ADD::Method for achievement social butterfly

src/Server/src/main/java/greenify/server/service/AchievementService.java

@@ -13,9 +13,6 @@ public class AchievementService {
     @Autowired
     UserService userService;
 
-//    @Autowired
-//    UserRepository userRepository;
-
     private Logger logger = LoggerFactory.getLogger(UserService.class);
 
     /**
@@ -24,19 +21,28 @@ public class AchievementService {
      */
     public void updateAchievements(User user) {
         achieveGettingStarted(user);
-        System.out.println("\n\nI GOT HERE \n\n");
-//        userRepository.save(user);
+        achieveSocialButterfly(user);
     }
 
     /**
-     * This method changes achiev1 when this is the case.
+     * This method makes sure the user gets an achievement
+     * upon calculating their footprint for the first time.
      * @param user user for whom achiev1 changes
      */
     public void achieveGettingStarted(User user) {
-//        System.out.print("\n\nUSERNAME:" + userRepository.findByName(user.getName()) );
         if (!user.getFootPrintInputs().equals(InputValidator.getDefaultValues())) {
             userService.setAchievement(user.getName(), "Starting off", true);
-//            userRepository.save(user);
+        }
+    }
+
+    /**
+     * This method makes sure the user gets an achievement
+     * when they have added three friends.
+     * @param user user for whom achiev2 changes
+     */
+    public void achieveSocialButterfly(User user) {
+        if (user.getFriends().size() == 3) {
+            userService.setAchievement(user.getName(), "Social butterfly", true);
         }
     }
 

src/Server/src/test/java/greenify/server/service/AchievementServiceTest.java

@@ -69,5 +69,7 @@ public class AchievementServiceTest {
         User alex = userRepository.findByName("alex");
         achievementService.achieveGettingStarted(alex);
         assertEquals(true, userService.getAchievement("alex", "Starting off"));
+        assertEquals(false, userService.getAchievement("alex", "Social butterfly"));
+
     }
 }