create music role if owner wants permissions for users to use music

src/main/java/io/rixa/bot/utils/DiscordUtils.java

@@ -83,6 +83,16 @@ public class DiscordUtils {
     return roles;
   }
   
+  public static boolean roleExists(Guild guild, String name) {
+      List<Role> roles = roleSearch(guild, name);
+      
+      return roles == null;
+  }
+  
+  public static boolean roleExists(Guild guild, Role role) {
+      return roleExists(guild, role.getName());
+  }
+
   public static Role getMentionedRole(Guild guild, String string) {
     Role mentionedRole = null;
     for (Role role : guild.getRoles()) {
@@ -144,4 +154,16 @@ public class DiscordUtils {
                 Permission.MESSAGE_WRITE)).queue());
     return role;
   }
+  
+  // Create this role is owner requests users must have permission for using music 
+  public static Role createMusicRole(Guild guild) {
+      // Don't need to do anything with permissions as we're assuming users have basic perms
+      Role musicRole = guild.getController().createRole().setName("Music").setColor(Color.BLACK).setMentionable(false).complete();
+
+      if(roleExists(guild, musicRole)) {
+          // Will probably remove this and check roleExists directly where it's needed
+          return null; // yeah yeah ik
+      }
+      return musicRole;
+  }
 }