Join Messages

@Plugin("join-messages")
public class JoinMessagesPlugin extends JavaPlugin {
    private static final MiniMessage MINI_MESSAGE = MiniMessage.miniMessage();

    @Override
    public void onEnable() {
        final Config config = ConfigLoader.load(Config.class, FileExtension.YML);

        EventNode.global()
                .addListener(
                        EventListener.of(PlayerJoinEvent.class)
                                .handler(event -> {
                                    final String joinText = config.joinText;

                                    if (joinText.isEmpty()) {
                                        event.joinMessage(null);
                                        return;
                                    }

                                    event.joinMessage(MINI_MESSAGE.deserialize(
                                            joinText,
                                            TagResolver.resolver(
                                                    "player",
                                                    Tag.selfClosingInserting(event.getPlayer().displayName()))
                                    ));
                                })
                );
    }

    @Configuration("config")
    private static final class Config {
        public String joinText = "<yellow><player> joined the game</yellow>";
    }
}