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package citb406S2018week3;

/**
 *
 * @author Kostadinova
 */

public class Triangle {

    private double side1;
    private double side2;
    private double side3;

    public Triangle() {
        this.side1 = 100;
        this.side2 = 100;
        this.side3 = 100;
    }

    public Triangle(double number) {
        this.side1 = number;
        this.side2 = number;
        this.side3 = number;
    }

    public Triangle(double side1, double side2, double side3) {
        this.side1 = side1;
        this.side2 = side2;
        this.side3 = side3;
        if (!isTriangle()) {

        }
    }

    public double getSide1() {
        return side1;
    }

    public void setSide1(double side1) {
        this.side1 = side1;
    }

    public double getSide2() {
        return side2;
    }

    public void setSide2(double side2) {
        this.side2 = side2;
    }

    public double getSide3() {
        return side3;
    }

    public void setSide3(double side3) {
        this.side3 = side3;
    }

    public boolean isTriangle() {
        return (side1 + side2 > side3) && (side1 + side3 > side2) && (side2 + side3 > side1);
    }

    public double perimeter() {
        return side1 + side2 + side3;
    }

    public double area() {
        return Math.sqrt(perimeter() / 2 * (perimeter() / 2 - side1) * (perimeter() / 2 - side2) * (perimeter() / 2 - side3));
    }

    public void increaseSideLength(double number) {
        this.side1 += number;
        this.side2 += number;
        this.side3 += number;
    }

    public boolean isEquilateral() {
        return side1 == side2 && side1 == side3;
    }

    public boolean isRectangular() {
        boolean isRectangular = (Math.pow(side1, 2) == Math.pow(side2, 2) + Math.pow(side3, 2))
                || (Math.pow(side2, 2) == Math.pow(side1, 2) + Math.pow(side3, 2))
                || (Math.pow(side3, 2) == Math.pow(side2, 1) + Math.pow(side2, 2));
        return isRectangular;
    }

    public void display_triangle() {
        System.out.println("The length of side1 is:  " + side1);
        System.out.println("The length of side2 is:  " + side2);
        System.out.println("The length of side3 is:  " + side3);
    }

}