package fragments


import android.animation.Animator

import android.animation.ValueAnimator
import android.content.Context
import android.media.MediaPlayer
import android.os.Build

import android.os.Bundle
import android.os.VibrationEffect
import android.os.Vibrator
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.view.animation.Animation
import android.view.animation.AnimationUtils

import androidx.fragment.app.Fragment
import com.example.sportscorefragments.R




import kotlinx.android.synthetic.main.splash_fragment.*
import kotlin.math.pow


class SplashFragment : Fragment() {

    private var mp:MediaPlayer?=null

    override fun onCreateView(
        inflater: LayoutInflater,
        container: ViewGroup?,
        savedInstanceState: Bundle?
    ): View {
        // Inflate the layout for this fragment
        return inflater.inflate(R.layout.splash_fragment, container, false)
    }

    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
        super.onViewCreated(view, savedInstanceState)

        mp = MediaPlayer.create(this.getContext(),R.raw.hitball_2)

        val animation = AnimationUtils.loadAnimation(this.getContext(), R.anim.fade_in)             //load brand animation

        animation.setAnimationListener(object : Animation.AnimationListener {

            override fun onAnimationRepeat(animation: Animation?) {}
            override fun onAnimationEnd(animation: Animation?) {
                parabolic_1()                                                                       //call second parabolic movement
            }
            override fun onAnimationStart(animation: Animation?) {}
        })

        this.textView.startAnimation(animation)                                                     //start brand animation
        }

    private fun parabolic_1() {


        this.tennisBall.visibility = View.VISIBLE

        var width = super.getView()!!.width

        val animator = ValueAnimator.ofFloat(0f,width*0.4f)
        animator.duration = 700


        animator.addUpdateListener ( object: ValueAnimator.AnimatorUpdateListener{
            override fun onAnimationUpdate(animation: ValueAnimator?) {
                moveBall_1(animation?.animatedValue as Float)
            }
        })

        animator.addListener ( object: Animator.AnimatorListener {
            override fun onAnimationRepeat(animation: Animator?) {}
            override fun onAnimationEnd(animation: Animator?) {
                playSound()
                vibratePhone()
                parabolic_2()                                                                       //call second parabolic move
            }
            override fun onAnimationCancel(animation: Animator?) {}
            override fun onAnimationStart(animation: Animator?) {}
        })

        animator.start()                                                                            //start logo animation
    }

    private fun parabolic_2() {

        var width = super.getView()!!.width

        val animator = ValueAnimator.ofFloat(width*0.4f,width*0.8f)
        animator.duration = 700

        animator.addUpdateListener ( object: ValueAnimator.AnimatorUpdateListener{
            override fun onAnimationUpdate(animation: ValueAnimator?) {
                moveBall_2(animation?.animatedValue as Float)
            }
        })

        animator.addListener ( object: Animator.AnimatorListener {
            override fun onAnimationRepeat(animation: Animator?) {}
            override fun onAnimationEnd(animation: Animator?) {
                playSound()
                vibratePhone()
                parabolic_3()                                                                       //call third parabolic move
            }
            override fun onAnimationCancel(animation: Animator?) {}
            override fun onAnimationStart(animation: Animator?) {} })

        animator.start()                                                                            //start logo animation

    }

    private fun parabolic_3() {

        var width = super.getView()!!.width
        val animator = ValueAnimator.ofFloat(width*0.8f, width*1f)
        animator.duration = 700

        animator.addUpdateListener ( object: ValueAnimator.AnimatorUpdateListener{
            override fun onAnimationUpdate(animation: ValueAnimator?) {
                moveBall_3(animation?.animatedValue as Float)
            }
        })
















        animator.addListener ( object: Animator.AnimatorListener {
            override fun onAnimationRepeat(animation: Animator?) {}
            override fun onAnimationEnd(animation: Animator?) {
                playSound()
                vibratePhone()
                parabolic_4()                                                                       //call third parabolic move
            }
            override fun onAnimationCancel(animation: Animator?) {}
            override fun onAnimationStart(animation: Animator?) {} })

        animator.start()                                                                            //start logo animation

    }

    private fun parabolic_4() {

        var width = super.getView()!!.width
        val animator = ValueAnimator.ofFloat(width*1f, width*0.6f)
        animator.duration = 700

        animator.addUpdateListener ( object: ValueAnimator.AnimatorUpdateListener{
            override fun onAnimationUpdate(animation: ValueAnimator?) {
                moveBall_4(animation?.animatedValue as Float)
            }
        })

        animator.addListener ( object: Animator.AnimatorListener {
            override fun onAnimationRepeat(animation: Animator?) {}
            override fun onAnimationEnd(animation: Animator?) {
                playSound()
                vibratePhone()
                //Todo call next screen                                                             //call next screen
            }
            override fun onAnimationCancel(animation: Animator?) {}
            override fun onAnimationStart(animation: Animator?) {} })

        animator.start()                                                                            //start logo animation
    }

    private fun playSound() {
        mp?.stop()
        mp?.prepare()
        mp?.start()
    }

    private fun moveBall_1(x : Float)
    {
        var W = super.getView()!!.width
        var H = super.getView()!!.height


        var a = (0.3*H)/((0.4*W).pow(2))
        var y = a*(x.pow(2))+(0.1*H)

        this.tennisBall.translationY = y.toFloat()
        this.tennisBall.translationX = x.toFloat()


    }

    private fun moveBall_2(x : Float)
    {
        var W = super.getView()!!.width
        var H = super.getView()!!.height

        var a = (0.15*H)/((0.2*W).pow(2))
        var y = a*((x-0.6*W).pow(2))+(0.25*H)

        this.tennisBall.translationY = y.toFloat()
        this.tennisBall.translationX = x.toFloat()
    }

    private fun moveBall_3(x : Float)
    {
        var W = super.getView()!!.width
        var H = super.getView()!!.height

        var a = (0.075*H)/((0.2*W-50).pow(2))
        var y = a*((x-(W-50)).pow(2))+(0.325*H)

        this.tennisBall.translationY = y.toFloat()
        this.tennisBall.translationX = x.toFloat()

    }

    private fun moveBall_4(x : Float)
    {
        var W = super.getView()!!.width
        var H = super.getView()!!.height

        var a = (0.3*H)/((0.4*W).pow(2))
        var y = a*((x-W).pow(2))+(0.1*H)

        this.tennisBall.translationY = y.toFloat()
        this.tennisBall.translationX = x.toFloat()

        println("Y4 " + y)

    }

    private fun vibratePhone(){
        val vibrator = context?.getSystemService(Context.VIBRATOR_SERVICE) as Vibrator

        if (Build.VERSION.SDK_INT>=26){
            vibrator.vibrate(VibrationEffect.createOneShot(200,VibrationEffect.DEFAULT_AMPLITUDE))
        }else{
            vibrator.vibrate(200)
        }

    }
}