Add /dhelp disguisesound

src/main/java/me/libraryaddict/disguise/utilities/sounds/SoundGroup.java

@@ -2,12 +2,15 @@ package me.libraryaddict.disguise.utilities.sounds;
 
 import lombok.Getter;
 import me.libraryaddict.disguise.disguisetypes.Disguise;
+import me.libraryaddict.disguise.disguisetypes.DisguiseType;
 import me.libraryaddict.disguise.utilities.reflection.ReflectionManager;
+import org.apache.commons.lang.math.RandomUtils;
 import org.bukkit.Sound;
 
 import java.util.HashMap;
 import java.util.LinkedHashMap;
 import java.util.Map;
+import java.util.Random;
 
 /**
  * Created by libraryaddict on 23/05/2020.
@@ -26,9 +29,17 @@ public class SoundGroup {
     private float damageSoundVolume = 1F;
     @Getter
     private final LinkedHashMap<Object, SoundType> disguiseSounds = new LinkedHashMap<>();
+    private boolean customSounds;
 
     public SoundGroup(String name) {
         groups.put(name, this);
+
+        try {
+            DisguiseType.valueOf(name);
+        }
+        catch (Exception ex) {
+            customSounds = true;
+        }
     }
 
     public void addSound(Object sound, SoundType type) {
@@ -60,6 +71,10 @@ public class SoundGroup {
             return null;
         }
 
+        if (customSounds) {
+            return getRandomSound(type);
+        }
+
         for (Map.Entry<Object, SoundType> entry : disguiseSounds.entrySet()) {
             if (entry.getValue() != type) {
                 continue;
@@ -71,6 +86,29 @@ public class SoundGroup {
         return null;
     }
 
+    private Object getRandomSound(SoundType type) {
+        if (type == null) {
+            return null;
+        }
+
+        Object[] sounds = new Object[disguiseSounds.size()];
+        int i = 0;
+
+        for (Map.Entry<Object, SoundType> entry : disguiseSounds.entrySet()) {
+            if (entry.getValue() != type) {
+                continue;
+            }
+
+            sounds[i++] = entry.getKey();
+        }
+
+        if (i == 0) {
+            return null;
+        }
+
+        return sounds[RandomUtils.nextInt(i)];
+    }
+
     public SoundType getSound(Object sound) {
         if (sound == null) {
             return null;