10. Class Vehicle

class Vehicle {
    constructor(type, model, parts, fuel) {
        this.type = type;
        this.model = model;
        this.parts = parts;
        this.fuel = fuel;

        this.addQuality();

    }

    addQuality () {
        let partValues = Object.values(this.parts);
        let qualityValue = partValues[0] * partValues[1];
        this.parts.quality = qualityValue;

        return this.parts
    }

    drive (fuelLoss) {
        this.fuel -=fuelLoss

        if (this.fuel < 0) {
            this.fuel = 0;
        }

    }
}