Need for Speed

function needForSpeed(arr) {
  class Car {
    constructor(model, mileage, fuel) {
      this.model = model;
      this.mileage = mileage;
      this.fuel = fuel;
    }

    drive(params) {
      let [distance, fuelNeeded] = params;

      if (this.fuel < fuelNeeded) {
        console.log('Not enough fuel to make that ride');
        return;
      }

      this.mileage += distance;
      this.fuel -= fuelNeeded;

      console.log(
        `${this.model} driven for ${distance} kilometers. ${fuelNeeded} liters of fuel consumed.`
      );
    }

    refuel(params) {
      let [fuelRefill] = params;
      let oldFuel = this.fuel;

      this.fuel =
        this.fuel + fuelRefill >= MAX_FUEL ? MAX_FUEL : this.fuel + fuelRefill;

      console.log(`${this.model} refueled with ${this.fuel - oldFuel} liters`);
    }

    revert(params) {
      let [kilometers] = params;

      this.mileage -= kilometers;

      if (this.mileage < MIN_MILEAGE) {
        this.mileage = MIN_MILEAGE;
        return;
      }

      console.log(
        `${this.model} mileage decreased by ${kilometers} kilometers`
      );
    }
  }

  const carCollection = {};
  const MAX_MILEAGE = 100000;
  const MAX_FUEL = 75;
  const MIN_MILEAGE = 10000;
  let carsNumber = Number(arr[0]);

  //Get cars
  const carData = getCars(carsNumber);

  //Split car data
  carData.forEach((line) => {
    let [car, mileage, fuel] = line.split('|');
    mileage = Number(mileage);
    fuel = Number(fuel);

    //Add cars to collection
    carCollection[car] = new Car(car, mileage, fuel);
  });

  //Get commands
  let index = carsNumber + 1;

  while (arr[index] !== 'Stop') {
    let [command, model, ...args] = arr[index].split(' : ');
    command = command.toLowerCase();
    args = args.map(Number);

    //Execute command
    carCollection[model][command](args);

    //Remove old cars from collection
    if (carCollection[model].mileage >= MAX_MILEAGE) {
      console.log(`Time to sell the ${model}!`);

      delete carCollection[model];
    }

    index++;
  }

  //Output
  const output = [];

  Object.keys(carCollection)
    .sort((a, b) => a.localeCompare(b))
    .sort((a, b) => {
      return carCollection[b].mileage - carCollection[a].mileage;
    })
    .forEach((car) => {
      let msg = `${car} -> Mileage: ${carCollection[car].mileage} kms, Fuel in the tank: ${carCollection[car].fuel} lt.`;

      output.push(msg);
    });

  console.log(output.join('\n'));

  //Declarations
  function getCars(num) {
    const cars = [];

    for (let i = 1, l = num + 1; i < l; i++) {
      cars.push(arr[i]);
    }

    return cars;
  }
}

let result = needForSpeed([
  '4',
  'Lamborghini Veneno|11111|74',
  'Bugatti Veyron|12345|67',
  'Koenigsegg CCXR|67890|12',
  'Aston Martin Valkryie|99900|50',
  'Drive : Koenigsegg CCXR : 382 : 82',
  'Drive : Aston Martin Valkryie : 99 : 23',
  'Drive : Aston Martin Valkryie : 2 : 1',
  'Refuel : Lamborghini Veneno : 40',
  'Revert : Bugatti Veyron : 2000',
  'Stop',
]);
console.log(result);