memberUpdate.js

const { EmbedBuilder, Events } = require('discord.js');
const theme = require('../../../embedConfig.json');
const Audit_Log = require('../../Schemas.js/auditlog');
const { perm } = require('../../../functions');

module.exports = async (client) => {
    client.on(Events.GuildMemberUpdate, async (oldMember, newMember) => {
        if (!perm(oldMember)) return;

        const auditEmbed = new EmbedBuilder()
            .setColor(theme.theme)
            .setTimestamp()
            .setFooter({ text: 'Nexus Audit Log System' });

        const data = await Audit_Log.findOne({ Guild: oldMember.guild.id }).catch(console.error);
        if (!data || !data.Channel) return; // Ensure there is a channel ID

        const auditChannel = client.channels.cache.get(data.Channel);
        if (!auditChannel) return; // Ensure the channel exists

        const changes = [];

        if (oldMember.nickname !== newMember.nickname) {
            changes.push(`Nickname: \`${oldMember.nickname || 'None'}\` → \`${newMember.nickname || 'None'}\``);
        }

        if (!oldMember.roles.cache.equals(newMember.roles.cache)) {
            const oldRoles = oldMember.roles.cache.map(role => role.name).join(', ');
            const newRoles = newMember.roles.cache.map(role => role.name).join(', ');
            changes.push(`Roles: \`${oldRoles}\` → \`${newRoles}\``);
        }

        if (changes.length === 0) return; // If no changes, exit

        auditEmbed
            .setTitle('Member Updated')
            .addFields({ name: 'Changes:', value: changes.join('\n') });

        await auditChannel.send({ embeds: [auditEmbed] }).catch(err => {
            console.error('Failed to send audit log message:', err);
        });
    });
};