bot.js

const { Client, GatewayIntentBits, EmbedBuilder, ActionRowBuilder, StringSelectMenuBuilder, REST, Routes } = require('discord.js');
const fs = require('fs');
const path = require('path');

// Đọc config
function loadConfig() {
    const configPath = path.join(__dirname, 'config.json');
    const data = fs.readFileSync(configPath, 'utf8');
    return JSON.parse(data);
}

// Khởi tạo bot
const client = new Client({
    intents: [
        GatewayIntentBits.Guilds,
        GatewayIntentBits.GuildMessages
    ]
});

// Đăng ký slash command
async function registerCommands() {
    const commands = [
        {
            name: 'menu',
            description: 'Hiển thị menu chọn'
        }
    ];

    const rest = new REST({ version: '10' }).setToken(process.env.DISCORD_TOKEN);

    try {
        console.log('Đang đăng ký slash commands...');
        await rest.put(
            Routes.applicationGuildCommands(client.user.id, process.env.GUILD_ID),
            { body: commands }
        );
        console.log('Đăng ký slash commands thành công!');
    } catch (error) {
        console.error('Lỗi khi đăng ký commands:', error);
    }
}

// Khi bot sẵn sàng
client.once('ready', async () => {
    console.log(`Bot đã đăng nhập: ${client.user.tag}`);
    await registerCommands();
});

// Xử lý slash command
client.on('interactionCreate', async (interaction) => {
    if (interaction.isChatInputCommand()) {
        if (interaction.commandName === 'menu') {
            const config = loadConfig();

            // Tạo embed chính với đầy đủ tính năng
            const mainEmbedData = config.mainEmbed;
            const embed = new EmbedBuilder()
                .setTitle(mainEmbedData.title)
                .setDescription(mainEmbedData.description)
                .setColor(mainEmbedData.color);

            if (mainEmbedData.thumbnail) {
                embed.setThumbnail(mainEmbedData.thumbnail);
            }

            if (mainEmbedData.image) {
                embed.setImage(mainEmbedData.image);
            }

            if (mainEmbedData.author && mainEmbedData.author.name) {
                const authorData = { name: mainEmbedData.author.name };
                if (mainEmbedData.author.icon_url) authorData.iconURL = mainEmbedData.author.icon_url;
                if (mainEmbedData.author.url) authorData.url = mainEmbedData.author.url;
                embed.setAuthor(authorData);
            }

            if (mainEmbedData.footer && mainEmbedData.footer.text) {
                const footerData = { text: mainEmbedData.footer.text };
                if (mainEmbedData.footer.icon_url) footerData.iconURL = mainEmbedData.footer.icon_url;
                embed.setFooter(footerData);
            }

            if (mainEmbedData.fields && mainEmbedData.fields.length > 0) {
                mainEmbedData.fields.forEach(field => {
                    if (field.name && field.value) {
                        embed.addFields({
                            name: field.name,
                            value: field.value,
                            inline: field.inline || false
                        });
                    }
                });
            }

            // Tạo select menu
            const selectMenu = new StringSelectMenuBuilder()
                .setCustomId('menu_select')
                .setPlaceholder('Chọn một mục...');

            config.menuItems.forEach(item => {
                const option = {
                    label: item.label,
                    value: item.value,
                    description: item.description
                };
                if (item.emoji) {
                    option.emoji = item.emoji;
                }
                selectMenu.addOptions(option);
            });

            const row = new ActionRowBuilder().addComponents(selectMenu);

            await interaction.reply({
                embeds: [embed],
                components: [row]
            });
        }
    }

    // Xử lý khi user chọn từ menu
    if (interaction.isStringSelectMenu()) {
        if (interaction.customId === 'menu_select') {
            const selectedValue = interaction.values[0];
            const config = loadConfig();
            const selectedItem = config.menuItems.find(item => item.value === selectedValue);

            if (selectedItem && selectedItem.content) {
                const content = selectedItem.content;

                // Tạo embed chi tiết
                const detailEmbed = new EmbedBuilder()
                    .setTitle(content.title)
                    .setDescription(content.description)
                    .setColor(content.color);

                // Thêm thumbnail
                if (content.thumbnail) {
                    detailEmbed.setThumbnail(content.thumbnail);
                }

                // Thêm image
                if (content.image) {
                    detailEmbed.setImage(content.image);
                }

                // Thêm author
                if (content.author && content.author.name) {
                    const authorData = { name: content.author.name };
                    if (content.author.icon_url) authorData.iconURL = content.author.icon_url;
                    if (content.author.url) authorData.url = content.author.url;
                    detailEmbed.setAuthor(authorData);
                }

                // Thêm footer
                if (content.footer && content.footer.text) {
                    const footerData = { text: content.footer.text };
                    if (content.footer.icon_url) footerData.iconURL = content.footer.icon_url;
                    detailEmbed.setFooter(footerData);
                }

                // Thêm fields
                if (content.fields && content.fields.length > 0) {
                    content.fields.forEach(field => {
                        if (field.name && field.value) {
                            detailEmbed.addFields({
                                name: field.name,
                                value: field.value,
                                inline: field.inline || false
                            });
                        }
                    });
                }

                await interaction.reply({
                    embeds: [detailEmbed],
                    ephemeral: true
                });
            }
        }
    }
});

// Export client để web server có thể truy cập
module.exports = client;