christmasDinner

class ChristmasDinner {
    constructor(budget) {
        this.budget = budget;
        this.dishes = [];
        this.products = [];
        this.guests = {};
    }
    get budget() {
        return this._budget;
    }
    set budget(value) {
        if (value < 0) {
            throw new Error('The budget cannot be a negative number');
        }
        this._budget = value;
    }
    shopping([...product]) {
        let [productName, price] = product;
        // price = Number(price);
        if (this.budget < price) {
            throw new Error('Not enough money to buy this product');
        }
        this.budget -= price;
        this.products.push(productName);
        return `You have successfully bought ${productName}!`;
    }
    recipes(recipe) {
        if (recipe.productsList.every((p) => this.products.includes(p))) {
            this.dishes.push({
                recipeName: recipe.recipeName,
                productsList: recipe.productsList,
            });
            return `${recipe.recipeName} has been successfully cooked!`;
        } else {
            throw new Error('We do not have this product');
        }
    }
    inviteGuests(name, dish) {
        let searchedDish = this.dishes.find((d) => d.recipeName == dish);
        if (!searchedDish) {
            throw new Error('We do not have this dish');
        }
        if (Object.keys(this.guests).includes(name)) {
            throw new Error('This guest has already been invited');
        }
        this.guests[name] = dish;
        return `You have successfully invited ${name}!`;
    }
    showAttendance() {
        let result = [];
        Object.entries(this.guests).forEach((g) => {
            let [name, dish] = g;
            let dishObj = this.dishes.find((d) => d.recipeName == dish);
            let products = dishObj.productsList;
            result.push(
                `${name} will eat ${dish}, which consists of ${products.join(
                    ', '
                )}`
            );
        });
        return result.join('\n');
    }
}