JS FUND OBJ_Class Laptop

class Laptop {

    info = {};
    isOn = false;
    quality = 0;

    constructor(info, quality) {
        this.info = {
            producer: info.producer,
            age: info.age,
            brand: info.brand,
        };
        this.quality = quality;
    };

    turnOn() {
        this.isOn = true;
        this.quality--;
        return this.isOn;
    };

    turnOff() {
        this.isOn = false;
        this.quality--;
        return this.isOn;
    };

    showInfo() {
        return JSON.stringify({
            producer: this.info.producer,
            age: this.info.age,
            brand: this.info.brand,
        });
    };

    get price() {
        return 800 - (this.info.age * 2) + (this.quality * 0.5);
    };
}

let info = {producer: "Dell", age: 2, brand: "XPS"}
let laptop = new Laptop(info, 10)
laptop.turnOn()
console.log(laptop.showInfo())
laptop.turnOff()
console.log(laptop.quality)
laptop.turnOn()
console.log(laptop.isOn)
console.log(laptop.price)