gestion/loaders/events/logs/roleUpdate.js

const { Events, EmbedBuilder , AuditLogEvent} = require("discord.js");
const sqlite3 = require('sqlite3').verbose();
const db = new sqlite3.Database('myDatabase.db');
module.exports = {
    name: Events.GuildMemberUpdate,
    once: false,
    async execute(oldMember, newMember, client) {
        if (oldMember.user.bot || newMember.user.bot) return;
        const fetchedLogs = await newMember.guild.fetchAuditLogs({
            limit: 1,
            type: AuditLogEvent.MemberRoleUpdate,
        });
        const auditEntry = fetchedLogs.entries.first();
        let data = await new Promise((resolve, reject) => {
            db.get('SELECT value FROM gestion WHERE id = ?', [client.user.id], (err, row) => {
                if (err) {
                    console.error(err.message);
                    reject(err);
                }
                resolve(row ? JSON.parse(row.value) : {});
            });
        });

        if (!data[newMember.guild.id] || !data[newMember.guild.id].rolelog) return;

        const logChannelId = data[newMember.guild.id].rolelog;
        const logChannel = client.channels.cache.get(logChannelId);

        if (!logChannel) return;

        const oldRoles = oldMember.roles.cache;
        const newRoles = newMember.roles.cache;

        const addedRoles = newRoles.filter(role => !oldRoles.has(role.id));
        const removedRoles = oldRoles.filter(role => !newRoles.has(role.id));


        if (addedRoles.size >  0) {
            const reason = auditEntry.reason
            const embed = new EmbedBuilder()
                .setColor('#00FF00')
                .setAuthor({ name: newMember.user.username, iconURL: newMember.user.displayAvatarURL({ dynamic: true })})
                .setDescription(`${newMember.user.username} a gagnéeee les rôles suivants : ${addedRoles.map(role => `<@&${role.id}>`).join(', ')}`)
                .setTimestamp();

            if (reason && auditEntry.target.id === newMember.id) {
                embed.addFields({ name:' ',value: `**Raison : **\`${reason}\``});
            }

            try {
                await logChannel.send({ embeds: [embed] });
            } catch (error) {
            }
        }

        if (removedRoles.size >  0) {
            const reason = auditEntry.reason
            const embed = new EmbedBuilder()
                .setColor('#FF0000') 
                .setAuthor({ name: newMember.user.username, iconURL: newMember.user.displayAvatarURL({ dynamic: true })})
                .setDescription(`${newMember.user.tag} a perdu les rôles suivants : ${removedRoles.map(role => `<@&${role.id}>`).join(', ')}`)
                .setTimestamp();

                if (reason && auditEntry.target.id === newMember.id) {
                    embed.addFields({ name:' ',value: `**Raison : **\`${reason}\``});
                }
            try {
                await logChannel.send({ embeds: [embed] });
            } catch (error) {
            }
        }
    },
};