global.xp = '';
global.netlevel = '';

let pointsAdd = Math.floor(Math.random() * 7) + 8;
database.ref(`Servidores/Levels/${message.guild.id}/${message.author.id}`)
    .once('value').then(async function(snap) {
    if (snap.val() == null) {
      database.ref(`Servidores/Levels/${message.guild.id}/${message.author.id}`)
        .set({
          xp: 0,
          level: 1
        });
    } else {
      xp = snap.val().xp + pointsAdd
      nextLevel = snap.val().level * 500;
      database.ref(`Servidores/Levels/${message.guild.id}/${message.author.id}`)
        .update({
      xp: xp
        })

        if (nextLevel <= xp) {
          nextLevel = snap.val().level + 1;
          database.ref(`Servidores/Levels/${message.guild.id}/${message.author.id}`)
          .update({
           level: nextLevel
          })
          await message.channel.send('Você passou de nível!');

        }
    }

})