getInfo() {
            let info = {};

            info.totalPrice = this.showCost();

            info.products = [];

            let names = {};

            for (let i = 0; i < this.products.length; i += 1) {
                if (!names[this.products[i].name]) {
                    names[this.products[i].name] = {};
                    names[this.products[i].name].price = 0;
                    names[this.products[i].name].quantity = 0;
                }

                names[this.products[i].name].price += this.products[i].price;
                names[this.products[i].name].quantity += 1;
            }

            let props = Object.keys(names);

            for (let i = 0; i < props.length; i += 1) {
                info.products.push({
                    name: props[i],
                    totalPrice: names[props[i]].price,
                    quantity: names[props[i]].quantity
                });
            }

            return info;
        }