Added lab6

src/lab6.js

@@ -0,0 +1,71 @@
+console.log(2131 % 13)
+
+class Room {
+  constructor(price, ...toys) {
+    this.toys = toys;
+    this.price = price;
+    if (this.getCurrentPrice() > price) throw new SyntaxError('We haven`t money for this');
+  }
+
+  addToy(toy) {
+    if (this.getCurrentPrice() + toy.getPrice() <= this.price) this.toys.push(toy);
+    else throw new SyntaxError('We haven`t money for this');
+  }
+
+  getCurrentPrice() {
+    let sum = 0;
+    for (const toy of this.toys) {
+      sum += toy.getPrice();
+    }
+    return sum;
+  }
+
+  getSortedToysByPrice() {
+    const sortedToys = this.toys.copyWithin();
+    return sortedToys.sort((firstToy, secondToy) => {
+      return firstToy.getPrice() - secondToy.getPrice();
+    });
+  }
+
+  getToyByPrice(lowerPrice, upperPrice) {
+    return this.toys.find((toy) => lowerPrice <= toy.getPrice() && toy.getPrice() <= upperPrice);
+  }
+}
+class Toy {
+
+  constructor(type, price, group) {
+    this.type = type;
+    this.price = price;
+    this.group = group;
+  }
+
+  getPrice() {
+    return this.price;
+  }
+}
+
+class Car extends Toy {
+  constructor(price, group) {
+    super('car', price, group);
+  }
+}
+
+class Ball extends Toy {
+  constructor(price, group) {
+    super('ball', price, group);
+  }
+}
+
+class Doll extends Toy {
+  constructor(price, group) {
+    super('doll', price, group);
+  }
+}
+
+
+const doll = new Doll(200, 'middle');
+const ball = new Ball(150, 'young');
+const car = new Car(300, 'old');
+const room = new Room(1000, doll, ball, car);
+console.log(room.getSortedToysByPrice())
+console.log(room.getToyByPrice(201, 301));