const menu = {
  _courses : {
    _appetizers : [],
    _mains : [],
    _desserts : [],


  set appetizers(appetizer) {
    this._appetizers.push(appetizer);
  },
  set mains(main) {
    this._mains.push(main);
  },
  set desserts(dessert) {
    this._desserts.push(dessert);
  },
    get desserts() {
    return this._desserts;
  },
       get appetizers() {
    return this._appetizers;
  },
  get mains() {
    return this._mains;
  },
  },
  get courses() {
    return {
      appetizers: this._courses.appetizers,
      mains: this._courses.mains,
      desserts: this._courses.desserts,
    };
  },
  addDishToCourse(courseName, dishName, dishPrice) {
      const dish = {
        name : dishName,
        price : dishPrice,
        };
     this._courses[courseName].push(dish);
    },
  getRandomDishFromCourse: function(courseName) {
     const dishes = this._courses[courseName];
     const randomIndex = Math.floor(Math.random() * dishes.length);
     return dishes[randomIndex];
  },
  generateRandomMeal: function() {
    const appetizer = this.getRandomDishFromCourse('appetizer');
    const main = this.getRandomDishFromCourse('mains');
    const dessert = this.getRandomDishFromCourse('desserts');
    const totalPrice = appetizer.Price + main.price + dessert.price;
    return `Your meal is ${appetizer.name}, ${main.name} and ${dessert.name}. The price is $${totalPrice}.`;
  },
};
menu.addDishToCourse('appetizers', 'Chicken Tikka Starter', 4.25);
menu.addDishToCourse('appetizers', 'Tandoori King Prawn Starter', 6.95);
menu.addDishToCourse('appetizers', 'Chicken Chaat', 3.50);
menu.addDishToCourse('appetizers', 'Onion Bhaji', 2.95);

menu.addDishToCourse('mains', 'Chicken Tikka Masala', 8.50);
menu.addDishToCourse('mains', 'Chicken Korma', 6.25);
menu.addDishToCourse('mains', 'King Prawn', 12.95);
menu.addDishToCourse('mains', 'Special Mixed', 10.95);

menu.addDishToCourse('desserts', 'Mango Kulfi', 2.50);
menu.addDishToCourse('desserts', 'Pista Kulfi', 3.50);
menu.addDishToCourse('desserts', 'Badam Kulfi', 4.50);
menu.addDishToCourse('desserts', 'Ice Cream', 5.50);

let meal = menu.generateRandomMeal();
console.log(meal);