module.exports = {
    name: `help`,
    description: `Affiche toutes les commandes du bot.`,
    usage: `[commande] ou rien`,
    aliases: [`h`],
    args: false,
    exclude: true,
    guildOnly: false,
    category: `Information`,
    async execute(client, message, args, discord, functions) {
        const application = await client.fetchApplication();
        if (!args[0]) {
            const embed = new discord.MessageEmbed()
                .setColor(`#1DD460`)
                .setAuthor(message.author.username, message.author.displayAvatarURL({
                    dynamic: true
                }) || "")
                .setTitle(`Liste de toutes les commandes`)
                .setDescription(`Tu peut aussi envoyer \`${process.env.PREFIX}help [commande]\` pour avoir les informations d'une commande !`)
                .setTimestamp()
                .setFooter(client.user.username, client.user.displayAvatarURL({
                    dynamic: true
                }));
            let validCommands = message.author.id == application.owner.id ? client.commands : client.commands.filter(c => !c.exclude === true);
            const categories = validCommands.map(c => c.category).filter((v, i, a) => a.indexOf(v) === i);
            categories.sort((a, b) => `${a}`.localeCompare(`${b}`)).forEach(category => {
                const commands = validCommands.filter(c => c.category === category).sort((a, b) => a.name.localeCompare(b.name)).map(c => `\`${functions.ENVFORMATVALUE(process.env.PREFIX)}${c.name}\``).join('**, **');
                const length = validCommands.filter(c => c.category === category).size;
                embed.addField(`❯ ${category || `Catégorie non indiqué`}: [**${length}**]`, `${commands}`, false);
            });
            if (!embed.fields.length) {
                embed.setTitle(`Aucune commande n'est enregistré !`);
                embed.setDescription(``);
            };
            message.channel.send(embed);
        } else if (args[0]) {
            const command = client.commands.get(client.aliases.get(args[0].toLocaleLowerCase()) || args[0].toLocaleLowerCase());
            if (command.exclude == true && message.author.id !== application.owner.id) return;
            const embed = new discord.MessageEmbed()
                .setColor(`#1DD460`)
                .setAuthor(message.author.username, message.author.displayAvatarURL({
                    dynamic: true
                }) || "")
                .setTitle(`Informations concernant une commande`)
                .addField(`• __Nom__`, `\`${functions.ENVFORMATVALUE(process.env.PREFIX)}${command.name}\``, true)
                if (command.aliases) embed.addField(`• __Aliases__`, `\`${functions.ENVFORMATVALUE(process.env.PREFIX)}${command.aliases.join(`\`**,** \`${functions.ENVFORMATVALUE(process.env.PREFIX)}`)}\``, true);
                if (command.description) embed.addField(`• __Description__`, `\`${command.description}\``);
                if (command.usage) embed.addField(`• __Utilisation__`, `\`${command.usage}\``);
                embed.addField(`• __Catégorie__`, `\`${command.category || `Catégorie non indiqué`}\``, true)
                embed.addField(`• __Arguments nécessaire__`, `\`${command.args ? `Oui` : `Non`}\``, true)
                embed.addField(`• __Serveur uniquement__`, `\`${command.guildOnly ? `Oui` : `Non`}\``, true)
                embed.setTimestamp()
                embed.setFooter(client.user.username, client.user.displayAvatarURL({
                    dynamic: true
                }));
            message.channel.send(embed);
        };
    }
};