using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using Fungus;

public class HareMovement : MonoBehaviour {

	public float[] jumpElevationInDegrees = { 5, 25, 45};
	public float[] jumpSpeedInMPS = {2, 4, 7};
	public float jumpGroundClearance = 2;
	public float jumpSpeedTolerance = 5;

	public int collisionCount = 0;
	public int hopCount = 0;

	GvrAudioSource myAudio;
	public AudioClip[] myClip;

	RaycastHit hit;

	public Flowchart fungusChart;


	void Start ()
	{
		myAudio = GetComponent<GvrAudioSource>();

	}

	void OnCollisionEnter ()
	{
		collisionCount++;
	}

	void OnCollisionExit ()
	{
		collisionCount--;
	}

	// Update is called once per frame
	void Update ()
	{
		fungusChart.SetIntegerVariable("hopCount", hopCount);
		Physics.Raycast (transform.position, -transform.up, out hit, jumpGroundClearance);
		bool isOnPlatform = ((Physics.Raycast (transform.position, -transform.up, jumpGroundClearance)) && (hit.transform.tag == "Platform"));
		bool isOnGround = collisionCount > 0;

		if (isOnPlatform)
		{
			gameObject.transform.parent = hit.transform;
		}
		else
		{
			gameObject.transform.parent = null;
		}

		if (isOnGround) {
			hopCount = 0;
		}


		if ((Input.GetKeyDown (KeyCode.Space) || GvrViewer.Instance.Triggered) && (hopCount < jumpSpeedInMPS.Length) && (GetComponent<Rigidbody> ().isKinematic == false))
		{
			var camera = GetComponentInChildren<Camera> ();
			var projectedLookDirection = Vector3.ProjectOnPlane (camera.transform.forward, Vector3.up);
			var radiansToRotate = Mathf.Deg2Rad * jumpElevationInDegrees [hopCount];
			var unnormalizedJumpDirection = Vector3.RotateTowards (projectedLookDirection, Vector3.up, radiansToRotate, 0);
			var jumpVector = unnormalizedJumpDirection.normalized * jumpSpeedInMPS [hopCount];
			GetComponent<Rigidbody> ().AddForce (jumpVector, ForceMode.VelocityChange);
			myAudio.PlayOneShot (myClip [hopCount]);
			fungusChart.ExecuteBlock("OnJump");
			hopCount++;
		}
	}

}