const { Client, GatewayIntentBits, SlashCommandBuilder, Routes } = require('discord.js');
const { joinVoiceChannel, createAudioPlayer, createAudioResource, StreamType, getVoiceConnection } = require('@discordjs/voice');
const fs = require('fs');
const path = require('path');
const { REST } = require('@discordjs/rest');

// Load Config
const config = JSON.parse(fs.readFileSync('./data/config.json', 'utf8'));
const token = config.discord_token;

const client = new Client({
    intents: [GatewayIntentBits.Guilds, GatewayIntentBits.GuildVoiceStates]
});

const player = createAudioPlayer();

player.on('error', err => {
    console.log('LOG ERROR AUDIO:', err.message);
});

player.on('stateChange', (old, current) => {
    console.log('Status Audio Saat Ini:', current.status);
});

client.on('ready', async () => {
    console.log(`Bot Minimalis Ready: ${client.user.tag}`);
    const commands = [
        new SlashCommandBuilder().setName('join').setDescription('Bot join ke Voice Channel'),
        new SlashCommandBuilder().setName('testsahur').setDescription('Tes putar sahur.mp3')
    ].map(cmd => cmd.toJSON());
    
    const rest = new REST({ version: '10' }).setToken(token);
    try {
        await rest.put(Routes.applicationCommands(client.user.id), { body: commands });
        console.log('Slash Commands registered.');
    } catch (error) {
        console.error('Error registering commands:', error);
    }
});

client.on('interactionCreate', async interaction => {
    if (!interaction.isChatInputCommand()) return;

    // Fix untuk /join
    if (interaction.commandName === 'join') {
        // Gunakan Defer Reply di awal
        await interaction.deferReply();
        
        try {
            const channel = interaction.member.voice.channel;
            if (!channel) return interaction.editReply('Masuk ke VC dulu!');

            joinVoiceChannel({
                channelId: channel.id,
                guildId: interaction.guildId,
                adapterCreator: interaction.guild.voiceAdapterCreator,
                selfDeaf: false,
                selfMute: false
            });

            await interaction.editReply('Berhasil join ke Voice Channel!');
        } catch (error) {
            // Anti-Stuck: Tangkap error agar tidak diam saja
            await interaction.editReply('Error: ' + error.message);
        }
    }

    // Fix untuk /testsahur
    if (interaction.commandName === 'testsahur') {
        // Gunakan Defer Reply di awal
        await interaction.deferReply();
        
        try {
            const channel = interaction.member.voice.channel;
            if (!channel) return interaction.editReply('Masuk ke VC dulu!');

            const connection = joinVoiceChannel({
                channelId: channel.id,
                guildId: interaction.guildId,
                adapterCreator: interaction.guild.voiceAdapterCreator,
                selfDeaf: false,
                selfMute: false
            });

            // Direct Path
            const filePath = './assets/audio/sahur.mp3';

            // Verify File
            if (!fs.existsSync(filePath)) {
                return interaction.editReply('Error: File tidak ditemukan di assets/audio!');
            }

            // Hapus Stream Kompleks & Gunakan Jalur Langsung
            const resource = createAudioResource('./assets/audio/sahur.mp3', { 
                inputType: StreamType.Arbitrary, 
                inlineVolume: true 
            });
            
            // Debug Status
            console.log('Resource Readable:', resource.readable);
            console.log('Connection Status:', connection.state.status);

            // Kabel Utama (Subscribe)
            const subscription = connection.subscribe(player);
            player.play(resource);

            await interaction.editReply('🔊 Sedang memutar sahur.mp3...');
        } catch (error) {
            // Anti-Stuck: Tangkap error agar tidak diam saja
            await interaction.editReply('Error: ' + error.message);
        }
    }

    // Interaction Timeout Fix: Jika belum dibalas atau di-defer
    if (!interaction.replied && !interaction.deferred) {
        try {
            await interaction.reply('Sedang diproses...');
        } catch (err) {
            console.error('Fallback reply failed:', err.message);
        }
    }
});

client.login(token);