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LAB3/1.2.12-1.2.24.js

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+class Square {
+    constructor(a) {
+        this.a = a;
+    }
+
+    length() {
+        console.log("sum of sides: ", 4 * this.a);
+    }
+
+    square() {
+        console.log("area of the square: " + this.a * this.a);
+    }
+
+    info() {
+        console.log("side lengths: " + this.a + ", " + this.a + ", " + this.a + ", " + this.a);
+        console.log("sum of all sides: " + 4 * this.a);
+        console.log("angles: 90°, 90°, 90°, 90°");
+        console.log("area of the square: " + this.a * this.a);
+    }
+
+    static help() {
+        console.log("square is a regular quadrilateral with four equal sides and four right angles");
+    }
+}
+
+console.log("1.2.14");
+Square.help();
+
+console.log("1.2.15");
+
+const square = new Square(10);
+
+
+square.length();
+square.square();
+square.info();
+
+console.log("1.2.16");
+class Rectangle extends Square {
+    constructor(a, b) {
+        super(a);
+        this.b = b;
+    }
+
+    //1.2.22
+    get a() {
+        return this._a;
+    }
+
+    set a(value) {
+        if (typeof value === 'number' && value > 0) {
+            this._a = value;
+        } else {
+            console.error("Invalid value for side 'a'");
+        }
+    }
+
+    get b() {
+        return this._b;
+    }
+
+    set b(value) {
+        if (typeof value === 'number' && value > 0) {
+            this._b = value;
+        } else {
+            console.error("Invalid value for side 'b'");
+        }
+    }
+
+  static help() {
+      console.log("A rectangle is a four-sided figure with opposite sides equal and four right angles.");
+  }
+
+  length() {
+      console.log("Sum of sides:", 2 * (this.a + this.b));
+  }
+
+  square() {
+      console.log("Area of the rectangle:", this.a * this.b);
+  }
+
+  info() {
+      console.log("Side lengths:", this.a + ", " + this.a + ", " + this.b + ", " + this.b);
+      console.log("Sum of all sides:", 2 * (this.a + this.b));
+      console.log("Angles: 90°, 90°, 90°, 90°");
+      console.log("Area of the rectangle:", this.a * this.b);
+  }
+}
+
+const rectangle = new Rectangle(15, 10); 
+console.log(rectangle); 
+console.log("1.2.17");
+rectangle.length(); 
+rectangle.square(); 
+rectangle.info(); 
+
+class Rhombus extends Square {
+    constructor(a, alpha, beta) {
+        super(a);
+        this.alpha = alpha;
+        this.beta = beta;
+    }
+
+    static help() {
+        console.log("rhombus is a quadrilateral with all four sides of equal length.");
+    }
+
+    length() {
+        console.log("Sum of all sides: " + 4 * this.a);
+    }
+
+    square() {
+        console.log("Area of the rhombus: " + 0.5 * this.a * this.a * Math.sin(this.alpha * Math.PI / 180));
+    }
+
+    info() {
+        console.log("Side length: " + this.a);
+        console.log("Sum of all sides: " + 4 * this.a);
+        console.log("Angles: " + this.alpha + "°, " + this.beta + "°, " + this.alpha + "°, " + this.beta + "°");
+        console.log("Area of the rhombus: " + 0.5 * this.a * this.a * Math.sin(this.alpha * Math.PI / 180));
+    }
+}
+
+
+console.log("1.2.19");
+const rhombus = new Rhombus(10, 100, 80);
+Rhombus.help(); 
+rhombus.length();
+rhombus.square(); 
+rhombus.info(); 
+
+class Parallelogram extends Rhombus {
+    constructor(a, b, alpha, beta) {
+        super(a, alpha, beta);
+        this.b = b;
+    }
+
+    static help() {
+        console.log("parallelogram is a quadrilateral with opposite sides parallel");
+    }
+
+    length() {
+        console.log("Side lengths: " + this.a + ", " + this.b + ", " + this.a + ", " + this.b);
+        console.log("Angles: " + this.alpha + "°, " + (180 - this.alpha) + "°, " + this.beta + "°, " + (180 - this.beta) + "°");
+        console.log("Sum of all sides: " + (2 * this.a + 2 * this.b));
+    }
+
+    square() {
+        console.log("Area of the parallelogram: " + (this.a * Math.sin(this.beta * (Math.PI / 180)) * this.b));
+    }
+
+    info() {
+        console.log("Side lengths: " + this.a + ", " + this.b + ", " + this.a + ", " + this.b);
+        console.log("Angles: " + this.alpha + "°, " + (180 - this.alpha) + "°, " + this.beta + "°, " + (180 - this.beta) + "°");
+        console.log("Sum of all sides: " + (2 * this.a + 2 * this.b));
+        console.log("Area of the parallelogram: " + (this.a * Math.sin(this.beta * (Math.PI / 180)) * this.b));
+    }
+}
+
+console.log("1.2.21");
+const parallelogram = new Parallelogram(10, 5, 110, 70); 
+Parallelogram.help(); 
+parallelogram.length(); 
+parallelogram.square(); 
+parallelogram.info(); 
+
+
+console.log("1.2.23");
+Square.help();
+Rectangle.help();
+Rhombus.help();
+Parallelogram.help();
+
+console.log("1.2.24");
+const square1 = new Square(10);
+console.log("Square:");
+square.info();
+
+
+const rectangle1 = new Rectangle(7, 8);
+console.log("Rectangle:");
+rectangle.info();
+
+const rhombus1 = new Rhombus(7, 40, 140);
+console.log("Rhombus:");
+rhombus.info();
+
+const parallelogram1 = new Parallelogram(15, 27, 40, 140);
+console.log("Parallelogram:");
+parallelogram.info();
+console.log("----------------------------------");

LAB3/1.2.25-1.2.31.js

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+console.log("1.2.25");
+const Triangular = (a = 3, b = 4, c = 5) => {
+    return { a, b, c };
+}
+
+const defaultTriangle = Triangular();
+console.log(defaultTriangle);
+
+
+const Triangle = Triangular(7, 3, 10);
+console.log(Triangle);
+
+const { a, b, c } = Triangular(7, 8, 9);
+
+console.log(`a: ${a}, b: ${b}, c: ${c}`);
+
+console.log("1.2.27-1.2.28");
+
+const PiMultiplier = (number) => {
+    return () => {
+        return Math.PI * number;
+    };
+}
+
+const multiply2Pi = PiMultiplier(2);
+const multiply2DividedBy3Pi = PiMultiplier(2/3); 
+const dividePiBy2 = PiMultiplier(1/2); 
+
+console.log("Multiplied by 2:", multiply2Pi()); 
+console.log("Multiplied by 2/3:",multiply2DividedBy3Pi()); 
+console.log("Multiplied by 1/2:",dividePiBy2()); 
+
+const Painter = (color) => {
+    return function(object) {
+        const type = object.type ? object.type : "No 'type' property occurred!";
+        console.log(`Color: ${color}, Type: ${type}`);
+    };
+}
+
+const paintBlueColor = Painter('Blue');
+const paintGreenColor = Painter('Green');
+
+const obj1 = { type: 'Square' };
+const obj2 = { shape: 'Rectangle' };
+
+console.log("1.2.29");
+paintBlueColor(obj1);
+paintGreenColor(obj2);
+
+const PaintBlue = Painter('Blue');
+const PaintRed = Painter('Red');
+const PaintYellow = Painter('Yellow');
+
+const obj3 = { type: 'Rectangle' };
+const obj4 = { type: 'Square' };
+const obj5 = { shape: 'Triangle' };
+
+console.log("1.2.30");
+PaintBlue(obj3);
+PaintRed(obj4);
+PaintBlue(obj5);
+
+const obj6 = {
+    maxSpeed: 280,
+    type: 'Sportcar',
+    color: 'magenta'
+};
+
+const obj7 = {
+    type: 'Truck',
+    avgSpeed: 90,
+    loadCapacity: 2400
+};
+
+const obj8 = {
+    maxSpeed: 180,
+    color: 'purple',
+    isCar: true
+};
+
+const PaintBlueObj = Painter('Blue');
+const PaintRedObj = Painter('Red');
+const PaintYellowObj = Painter('Yellow');
+
+console.log("1.2.31");
+PaintBlue(obj6);
+PaintRed(obj7); 
+PaintBlue(obj8); 
+console.log("----------------------------------");

LAB3/1.2.3-1.2.5.js

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+// Creating object car1 using the Object constructor
+const car1 = new Object();
+
+// Properties of the object car1
+car1.color = "Green";
+car1.maxSpeed = 300;
+car1.driver = {
+    name: "Vlad Gerula", 
+    category: "C",
+    personalLimitations: "No driving at night"
+};
+car1.tuning = true; 
+car1.numberOfAccidents = 0; 
+
+car1.drive = () => {
+    console.log("I am not driving at night");
+};
+
+
+// Demonstration of the object car1 in the console
+console.log("Task 1.2.3");
+console.log("car1:", car1);
+car1.drive();
+console.log("----------------------------------");

LAB3/1.2.4-1.2.6.js

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+// Create an object car2 with the following properties:
+const car2 = {
+  color: "Green",
+  maxSpeed: 300,
+  driver: {
+      name: "Vlad Gerula",
+      category: "B",
+      personalLimitations: null
+  },
+  tuning: false, 
+  numberOfAccidents: 2, 
+
+  drive: function() {
+      console.log("I can drive anytime");
+  }
+};
+
+// Demonstration
+console.log("1.2.4");
+console.log("car2:", car2);
+
+car2.drive();
+console.log("----------------------------------");

LAB3/1.2.7-1.2.10.js

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+const Truck = function(color, weight, avgSpeed, brand, model) {
+    this.color = color;
+    this.weight = weight;
+    this.avgSpeed = avgSpeed;
+    this.brand = brand;
+    this.model = model;
+}
+
+Truck.prototype.AssignDriver = function(name, nightDriving, experience) {
+    this.driver = {
+        name: name,
+        nightDriving: nightDriving,
+        experience: experience
+    };
+};
+
+Truck.prototype.trip = function() {
+    if (!this.driver) {
+        console.log("No driver assigned");
+    } else {
+        let message = "Driver " + this.driver.name + " ";
+        if (this.driver.nightDriving) {
+            message += "drives at night ";
+        } else {
+            message += "does not drive at night ";
+        }
+        message += "and has " + this.driver.experience + " years of experience";
+
+        console.log(message);
+    }
+};
+
+console.log("Task 1.2.10");
+const truck1 = new Truck("Green", 10000, 110, "Renault", "Trafic");
+truck1.AssignDriver("Vlad Gerula", true, 3);
+
+console.log("Trip Truck1:");
+truck1.trip();
+
+const truck2 = new Truck("Yellow",11000, 95, "Renault", "Master");
+truck2.AssignDriver("Vlad Gerula", false, 1);
+
+console.log("Trip Truck2:");
+truck2.trip();
+console.log("----------------------------------");

LAB3/index.html

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+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <title>Document</title>
+</head>
+<body>
+  <h2>Hello Google</h2>
+  <script type="module" src="1.2.3-1.2.5.js"></script>
+  <script type="module" src="1.2.4-1.2.6.js"></script>
+  <script type="module" src="1.2.7-1.2.10.js"></script>
+  <script type="module" src="1.2.12-1.2.24.js"></script>
+  <script type="module" src="1.2.25-1.2.31.js"></script>
+</body>
+</html>