import { Transition } from '.';

//http://developer.android.com/training/animation/cardflip.html
export class FlipTransition extends Transition {
	private _direction: string;

	constructor(direction: string, duration: number, curve: any) {
		super(duration, curve);
		this._direction = direction;
	}

	public createAndroidAnimator(transitionType: string): android.animation.AnimatorSet {
		let objectAnimators;
		let values;
		let animator: android.animation.Animator; //android.animation.ObjectAnimator;
		const animatorSet = new android.animation.AnimatorSet();
		const fullDuration = this.getDuration() || 300;
		const interpolator = this.getCurve();
		const rotationY = this._direction === 'right' ? 180 : -180;

		switch (transitionType) {
			case Transition.AndroidTransitionType.enter: // card_flip_right_in
				objectAnimators = Array.create(android.animation.Animator, 2);

				values = Array.create('float', 2);
				values[0] = rotationY;
				values[1] = 0.0;
				animator = <android.animation.Animator>android.animation.ObjectAnimator.ofFloat(null, 'rotationY', values);
				animator.setInterpolator(interpolator);
				animator.setDuration(fullDuration);
				objectAnimators[0] = animator;

				values = Array.create('float', 3);
				values[0] = 0.0;
				values[1] = 0.0;
				values[2] = 255.0;
				animator = <android.animation.Animator>android.animation.ObjectAnimator.ofFloat(null, 'alpha', values);
				animator.setDuration(fullDuration / 2);
				objectAnimators[1] = animator;
				break;
			case Transition.AndroidTransitionType.exit: // card_flip_right_out
				objectAnimators = Array.create(android.animation.Animator, 2);

				values = Array.create('float', 2);
				values[0] = 0.0;
				values[1] = -rotationY;
				animator = <android.animation.Animator>android.animation.ObjectAnimator.ofFloat(null, 'rotationY', values);
				animator.setInterpolator(interpolator);
				animator.setDuration(fullDuration);
				objectAnimators[0] = animator;

				values = Array.create('float', 3);
				values[0] = 255.0;
				values[1] = 0.0;
				values[2] = 0.0;
				animator = <android.animation.Animator>android.animation.ObjectAnimator.ofFloat(null, 'alpha', values);
				animator.setDuration(fullDuration / 2);
				objectAnimators[1] = animator;
				break;
			case Transition.AndroidTransitionType.popEnter: // card_flip_left_in
				objectAnimators = Array.create(android.animation.Animator, 2);

				values = Array.create('float', 2);
				values[0] = -rotationY;
				values[1] = 0.0;
				animator = <android.animation.Animator>android.animation.ObjectAnimator.ofFloat(null, 'rotationY', values);
				animator.setInterpolator(interpolator);
				animator.setDuration(fullDuration);
				objectAnimators[0] = animator;

				values = Array.create('float', 3);
				values[0] = 0.0;
				values[1] = 0.0;
				values[2] = 255.0;
				animator = <android.animation.Animator>android.animation.ObjectAnimator.ofFloat(null, 'alpha', values);
				animator.setDuration(fullDuration / 2);
				objectAnimators[1] = animator;
				break;
			case Transition.AndroidTransitionType.popExit: // card_flip_left_out
				objectAnimators = Array.create(android.animation.Animator, 2);

				values = Array.create('float', 2);
				values[0] = 0.0;
				values[1] = rotationY;
				animator = <android.animation.Animator>android.animation.ObjectAnimator.ofFloat(null, 'rotationY', values);
				animator.setInterpolator(interpolator);
				animator.setDuration(fullDuration);
				objectAnimators[0] = animator;

				values = Array.create('float', 3);
				values[0] = 255.0;
				values[1] = 0.0;
				values[2] = 0.0;
				animator = <android.animation.Animator>android.animation.ObjectAnimator.ofFloat(null, 'alpha', values);
				animator.setDuration(fullDuration / 2);
				objectAnimators[1] = animator;
				break;
		}

		animatorSet.playTogether(objectAnimators);

		return animatorSet;
	}
}