// Modules
import {
    joinVoiceChannel,
    getVoiceConnection,
    createAudioResource,
    createAudioPlayer,
    NoSubscriberBehavior, StreamType
} from '@discordjs/voice';
import OpusEncoderPkg from "@discordjs/opus";
const { OpusEncoder } = OpusEncoderPkg;
// Utilities
import { replyToInteraction } from '../utilities/messageHandler.js';
import { createAudioInstance } from "./audioController.js";


/**
 * Join the specified voice channel
 *
 * @param interaction Message interaction from discord
 */
export function join(interaction){
    const voiceChannel = interaction.options.getChannel('voicechannel');
    const voiceConnection = joinVoiceChannel({
        channelId: voiceChannel.id,
        guildId: interaction.guildId,
        adapterCreator: interaction.guild.voiceAdapterCreator,
        selfMute: false,
        selfDeaf: false,
    });
    replyToInteraction(interaction, `Ok, Joining ${voiceChannel.name}`);

    // Declare the encoder
    const encoder = new OpusEncoder(44100, 2);

    const player = createAudioPlayer({
        behaviors: {
            noSubscriber: NoSubscriberBehavior.Play,
        },
    });

    const audioInstance = createAudioInstance();
    const audioResource = createAudioResource(audioInstance, { inputType: StreamType.Raw });
    audioInstance.start();
    //audioInstance.on('data', buffer => {
        // Do on buffer event
    //})
    player.play(audioResource);
    voiceConnection.subscribe(player);
}

/**
 * If in a voice channel for the specified guild, leave
 *
 * @param interaction Message interaction from discord
 */
export function leave(interaction){
    const guildId = interaction.guild.id;
    const voiceConnection = getVoiceConnection(guildId);
    if (!voiceConnection) return replyToInteraction(interaction, "Not in a voice channel.");
    voiceConnection.destroy();
    return replyToInteraction(interaction, `Goodbye`);
}