Tetromino.js

class Tetromino {
    constructor(rotations) {
        this.rotations = rotations;
        this.rotationIndex = 0;
        this.points = this.rotations[this.rotationIndex];
        const randomColor = Utils.getRandomColor();
        this.rotations.forEach(points => {
            points.forEach(point => {
                point.color = randomColor;
            });
        });
        this.incrementRotationIndex();
    }

    getPoints() {
        return this.points;
    }

    incrementRotationIndex() {
        if (this.rotations.length <= 0) {
            this.rotationIndex = 0;
        } else {
            if (this.rotationIndex + 1 >= this.rotations.length) {
                this.rotationIndex = 0;
            } else {
                this.rotationIndex++;
            }
        }
    }

    getNextRotation() {
        return this.rotations[this.rotationIndex];
    }

}