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path: root/src/main/java/net/tylermurphy/ken/Ken.java
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package net.tylermurphy.ken;

import com.google.api.client.googleapis.javanet.GoogleNetHttpTransport;
import com.google.api.client.json.jackson2.JacksonFactory;
import com.google.api.services.youtube.YouTube;
import net.dv8tion.jda.api.EmbedBuilder;
import net.dv8tion.jda.api.JDA;
import net.dv8tion.jda.api.JDABuilder;
import net.dv8tion.jda.api.entities.Activity;
import net.dv8tion.jda.api.entities.TextChannel;
import net.dv8tion.jda.api.entities.VoiceChannel;
import net.dv8tion.jda.api.hooks.ListenerAdapter;
import net.dv8tion.jda.api.requests.GatewayIntent;
import net.dv8tion.jda.api.utils.MemberCachePolicy;
import net.tylermurphy.ken.command.Responder;
import net.tylermurphy.ken.music.PlayerManager;
import org.jetbrains.annotations.NotNull;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.awt.Color;
import java.io.File;
import java.io.InputStream;
import java.lang.reflect.InvocationTargetException;

public class Ken {

    private static Ken instance;
    private final Config config;
    private final Logger log;
    private final JDA api;
    private final PlayerManager playerManager;
    private final YouTube youTube;
    private final Responder responder;

    private Ken(){
        Ken.instance = this;
        this.config = Config.create("config.yml");
        this.log = LoggerFactory.getLogger(Ken.class);
        try {
            api = JDABuilder.createDefault(config.getString("botToken"))
                .setActivity(Activity.playing("@Ken | /help"))
                .setMemberCachePolicy(MemberCachePolicy.ALL)
                .enableIntents(GatewayIntent.GUILD_MEMBERS)
                .build()
                .awaitReady();
        } catch (Exception e) {
            log.error(e.getMessage());
            throw new RuntimeException("Unable to Initialize JDA");
        }
        this.responder = new Responder(api);
        try{
            responder.registerCommands();
        } catch (InvocationTargetException | InstantiationException | IllegalAccessException | NoSuchMethodException e) {
            log.error(e.getMessage());
            throw new RuntimeException("Unable to register commands");
        }
        this.addEventListener(responder);
        this.playerManager = new PlayerManager();
        try {
            youTube = new YouTube.Builder(
                    GoogleNetHttpTransport.newTrustedTransport(),
                    JacksonFactory.getDefaultInstance(),
                    null
            ).setApplicationName("Ken").build();
        } catch(Exception e) {
            log.error(e.getMessage());
            throw new RuntimeException("Unable to connect with YouTube API");
        }
    }

    public static Ken getInstance(){
        return instance;
    }

    public File getConfigFolder() {
        return new File("config");
    }

    public InputStream getResource(@NotNull String filename) {
        return getClass().getClassLoader().getResourceAsStream(filename);
    }

    public Config getConfig(){
        return config;
    }

    public Logger getLogger(){
        return log;
    }

    public PlayerManager getPlayerManager() { return playerManager; }

    public YouTube getYouTube() { return youTube; }

    public EmbedBuilder getDefaultEmbed() {
        EmbedBuilder builder = new EmbedBuilder();
        builder.setColor(new Color(
                config.getInt("colors.r"),
                config.getInt("colors.g"),
                config.getInt("colors.b")
        ));
        return builder;
    }

    public TextChannel getTextChannel(long id) {
        return api.getTextChannelById(id);
    }

    public VoiceChannel getVoiceChannel(long id) {
        return api.getVoiceChannelById(id);
    }

    public void addEventListener(ListenerAdapter listener){
        api.addEventListener(listener);
    }

    public static void main(String[] args){
        new Ken();
    }

}