Levelling System for multiple usage. Demo const Level = require('./src/level'); const level = new Level().getLevel(800); // Here 800 is the total exp. console.log(level); Response { level: 4, maxLevelExp: 380, currentLevelExp: 30, progressBar: '🔵౦౦౦౦౦౦౦౦౦౦౦౦౦౦', percentage: '8%' }