const { EmbedBuilder , ButtonBuilder, ButtonStyle, ActionRowBuilder } = require('discord.js');
const sqlite3 = require('sqlite3').verbose();

module.exports = {
    name: 'helpall',
    aliases: ['hall', 'aideall'],
    description: 'Liste toutes les commandes disponibles par niveau de permission',
    emote: '📚',
    utilisation: 'helpall',
    category: 'utils',

    async execute(message, args, client) {
        const db = new sqlite3.Database('myDatabase.db');
        const botId = client.user.id;
        const guildId = message.guild.id;
        const defaultPrefix = "+";

        let data = await new Promise((resolve, reject) => {
            db.get('SELECT value FROM gestion WHERE id = ?', [botId], (err, row) => {
                if (err) {
                    console.error(err.message);
                    reject(err);
                }
                resolve(row ? JSON.parse(row.value) : {});
            });
        });

        const permissions = data.permissions || {};
        const prefix = data.prefix || defaultPrefix;

        const commandsByPermission = {};

        // Parcourir les permissions et les commandes associées
        for (const [commandName, permissionLevel] of Object.entries(permissions)) {
            if (!commandsByPermission[permissionLevel]) {
                commandsByPermission[permissionLevel] = [];
            }
            commandsByPermission[permissionLevel].push(commandName);
        }
        
        // Créer les embeds pour chaque niveau de permission avec des commandes associées
        const embeds = Object.entries(commandsByPermission).map(([permissionLevel, commands]) => {
            const commandDescriptions = commands.map(commandName => {
                const command = client.commands.get(commandName);
                if (!command) {
                    return null;
                }
                return `**${prefix}${commandName}**\n\`${command.description}\``;
            }).filter(Boolean);
        
            if (commandDescriptions.length ===   0) {
                return null; // Skip creating an embed if there are no commands for this permission level
            }
        
            const embed = new EmbedBuilder()
                .setTitle(`Commandes de niveau de permission ${permissionLevel}`)
                .setColor('#0099ff');
        
            embed.setDescription(commandDescriptions.join('\n'));
            return embed;
        }).filter(Boolean) // Filter out any undefined embeds
        
        if (embeds.length ===   0) {
            return message.reply("Aucune commande disponible pour ce serveur.");
        }
        

        const backButton = new ButtonBuilder()
            .setCustomId('back')
            .setLabel('⬅️')
            .setStyle(ButtonStyle.Primary);

        const nextButton = new ButtonBuilder()
            .setCustomId('next')
            .setLabel('➡️')
            .setStyle(ButtonStyle.Primary);

        const row = new ActionRowBuilder()
            .addComponents(backButton, nextButton);

        const msg = await message.channel.send({ embeds: [embeds[0]], components: [row] });

        const collector = msg.createMessageComponentCollector({
            filter: (interaction) => interaction.isButton() && interaction.user.id === message.author.id,
            time:   60000
        });

        let currentPage =  0;
        collector.on('collect', async (interaction) => {
            await interaction.deferUpdate();

            if (interaction.customId === 'back') {
                currentPage = currentPage >   0 ? --currentPage : embeds.length -   1;
            } else if (interaction.customId === 'next') {
                currentPage = currentPage +   1 < embeds.length ? ++currentPage :   0;
            }

            await msg.edit({ embeds: [embeds[currentPage]], components: [row] });
        });

        collector.on('end', ()  => msg.edit({ embeds: [embeds[currentPage]], components: [] }));
    },
};