const { EmbedBuilder , ButtonBuilder, ButtonStyle, ActionRowBuilder } = require('discord.js');
const sqlite3 = require('sqlite3').verbose();
const db = new sqlite3.Database('myDatabase.db');
const { getPermissionLevel } = require('../../fonction/getPermissionLevel');
module.exports = {
    name: 'helpall',
    description: 'Liste toutes les commandes disponibles par niveau de permission',
    emote: '📚',
    utilisation: 'helpall',
    category: 'utils',

    async execute(message, args, client) {
        const botId = client.user.id;
        const guildId = message.guild.id;
        const defaultPrefix = "+";
try {
        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 = {};

        for (const [commandName, permissionLevel] of Object.entries(permissions)) {
            if (!commandsByPermission[permissionLevel]) {
                commandsByPermission[permissionLevel] = [];
            }
            commandsByPermission[permissionLevel].push(commandName);
        }
        
        
        const embeds = Object.entries(commandsByPermission).map(([permissionLevel, commands]) => {
            const commandDescriptions = commands.map(commandName => {
                const command = client.commands.get(commandName);
                if (!command || permissions[command.name] === "off") {
                    return null;
                }
                return `* \`${prefix}${command.utilisation}\``;
            }).filter(Boolean);
        
            if (commandDescriptions.length === 0) {
                return null;
            }
        
            const embedsForPermissionLevel = [];
            let currentEmbedDescription = '';
            commandDescriptions.forEach(description => {
                if ((currentEmbedDescription + description).length <= 4096) {
                    currentEmbedDescription += description + '\n';
                } else {
                    embedsForPermissionLevel.push(currentEmbedDescription);
                    currentEmbedDescription = description + '\n';
                }
            });
            if (currentEmbedDescription) {
                embedsForPermissionLevel.push(currentEmbedDescription);
            }
        
            return embedsForPermissionLevel.map(description => {
                const embed = new EmbedBuilder()
                .setTitle(`Commandes de niveau de permission ${permissionLevel === '0' ? "public" : permissionLevel === '10' ? "owner" : permissionLevel === '11' ? "buyer" : permissionLevel}`)
                    .setColor('#0099ff');
                embed.setDescription(description);
                embed.permissionLevel = permissionLevel
                return embed;
            });
        }).flat().filter(Boolean);
        
        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
        });
        const userPermissionLevel = await getPermissionLevel(message.member, client);
        let currentPage =  0;
        collector.on('collect', async (interaction) => {
            await interaction.deferUpdate();
            if (interaction.customId === 'back') {
                currentPage = currentPage > 0 ? --currentPage : 0; 
            } else if (interaction.customId === 'next') {
                currentPage = currentPage + 1 < embeds.length && embeds[currentPage + 1].permissionLevel <= userPermissionLevel ? ++currentPage : 0;
            }
            await msg.edit({ embeds: [embeds[currentPage]], components: [row] });
        });

        collector.on('end', ()  => msg.edit({ embeds: [embeds[currentPage]], components: [] }));
    }catch (error) {
        console.log(error);
        return message.reply("Veuillez changer des commandes de permission pour avoir accès au helpall.");
    }
    },
};