Discord.js kullanıcının durumunu veren kod ;

let mention = message.author;
        if(message.mentions.members.first()) mention = message.mentions.members.first().user;
        let mentionMember = message.guild.members.cache.get(mention.id);

        let slm = {
        web: '🌐İnternet Tarayıcısı',
        desktop: '💻Bilgisayar',
        mobile: '📱Mobil'
        }


        let sa;
        if(mention.bot) {
        sa = 'Bilinmiyor.'
        } else {
        sa = slm[Object.keys(mention.presence.clientStatus)[0]];
        };
        const embed = new Discord.MessageEmbed()
        .setColor('RANDOM')
        .setAuthor(mention.tag, mention.avatarURL({dynamic: true}))
        .setThumbnail(mention.avatarURL({dynamic: true}))
        .addField('İstemci Durumu', sa, true)
        .addField('Sunucuya katılma Tarihi', moment(mentionMember.joinedAt).format('D MMMM YYYY'), true)
        .addField('Discorda kayıt Tarihi', moment(mention.createdAt).format('D MMMM YYYY'), true)
        .setFooter(mention.username, mention.avatarURL({dynamic: true}))
        .setTimestamp();

        message.channel.send(embed);