using UnityEngine;
using System.Collections;
   
[RequireComponent (typeof (CharacterController))]
public class ChrContP: MonoBehaviour {
   
     public float walkSpeed = 6.0f;
  public float rotspeed = 20f;
     public float runSpeed = 11.0f;
     public bool limitDiagonalSpeed = true;
     public bool toggleRun = false;
     public float jumpSpeed = 8.0f;
     public float gravity = 20.0f;
     public float fallingDamageThreshold = 10.0f;
     public bool slideWhenOverSlopeLimit = false;
     public bool slideOnTaggedObjects = false;
     public float slideSpeed = 12.0f;
     public bool airControl = false;
     public float antiBumpFactor = .75f;
     public int antiBunnyHopFactor = 1;
     private Vector3 moveDirection = Vector3.zero;
     private bool grounded = false;
     private CharacterController controller;
     private Transform myTransform;
     private float speed;
     private RaycastHit hit;
     private float fallStartLevel;
     private bool falling;
     private float slideLimit;
     private float rayDistance;
     private Vector3 contactPoint;
     private bool playerControl = false;
     private int jumpTimer;
   
     void Start() {
         controller = GetComponent<CharacterController>();
         myTransform = transform;
         speed = walkSpeed;
         rayDistance = controller.height * .5f + controller.radius;
         slideLimit = controller.slopeLimit - .1f;
         jumpTimer = antiBunnyHopFactor;
     }
   
     void FixedUpdate() {
         float inputX = Input.GetAxis("Horizontal");
         float inputY = Input.GetAxis("Vertical");
         float inputModifyFactor = (inputX != 0.0f && inputY != 0.0f && limitDiagonalSpeed)? .7071f : 1.0f;
   
         if (grounded) {
             bool sliding = false;
             if (Physics.Raycast(myTransform.position, -Vector3.up, out hit, rayDistance)) {
                 if (Vector3.Angle(hit.normal, Vector3.up) > slideLimit)
                     sliding = true;
             }
             else {
                 Physics.Raycast(contactPoint + Vector3.up, -Vector3.up, out hit);
                 if (Vector3.Angle(hit.normal, Vector3.up) > slideLimit)
                     sliding = true;
             }
   
             if (falling) {
                 falling = false;
                 if (myTransform.position.y < fallStartLevel - fallingDamageThreshold)
                     FallingDamageAlert (fallStartLevel - myTransform.position.y);
             }
   
             if (!toggleRun)
                 speed = Input.GetButton("Run")? runSpeed : walkSpeed;
   
             if ( (sliding && slideWhenOverSlopeLimit) || (slideOnTaggedObjects && hit.collider.tag == "Slide") ) {
                 Vector3 hitNormal = hit.normal;
                 moveDirection = new Vector3(hitNormal.x, -hitNormal.y, hitNormal.z);
                 Vector3.OrthoNormalize (ref hitNormal, ref moveDirection);
                 moveDirection *= slideSpeed;
                 playerControl = false;
             }
             else {
                 moveDirection = new Vector3(0, -antiBumpFactor, inputY * inputModifyFactor);//inputX * inputModifyFactor
                 moveDirection = myTransform.TransformDirection(moveDirection) * speed;
                 playerControl = true;
             }
   
             if (!Input.GetButton("Jump"))
                 jumpTimer++;
             else if (jumpTimer >= antiBunnyHopFactor) {
                 moveDirection.y = jumpSpeed;
                 jumpTimer = 0;
             }
         }
         else {
             if (!falling) {
                 falling = true;
                 fallStartLevel = myTransform.position.y;
             }
   
             if (airControl && playerControl) {
                 moveDirection.z = inputY * speed * inputModifyFactor;
                 moveDirection = myTransform.TransformDirection(moveDirection);
             }
         }
   
         moveDirection.y -= gravity * Time.deltaTime;
    transform.Rotate(0,inputX * rotspeed * Time.deltaTime,0);
         grounded = (controller.Move(moveDirection * Time.deltaTime) & CollisionFlags.Below) != 0;
     }
   
     void Update () {
         if (toggleRun && grounded && Input.GetButtonDown("Run"))
             speed = (speed == walkSpeed? runSpeed : walkSpeed);
     }
   
     void OnControllerColliderHit (ControllerColliderHit hit) {
         contactPoint = hit.point;
     }
   
     void FallingDamageAlert (float fallDistance) {
         print ("Ouch! Fell " + fallDistance + " units!");    
     }
}

public void pauseFX() {  
     foreach (var audioClip in m_activeAudio) {
         try {
             if (audioClip.source != m_activeMusic) {
                 audioClip.source.Pause();
             }
         } catch {
             continue;
         }
     }
}
   
public void unpauseFX() {
     foreach (var audioClip in m_activeAudio) {
         try {
             if (!audioClip.source.isPlaying) {
                 audioClip.source.Play();
             }
         } catch {
             continue;
         }
     }
}