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

public class Movement : MonoBehaviour {

    CharacterController mController;
    Vector3 velocity;
    public float Gravity;    
    public float moveSpeed;
    public float jumpHeight=10;
    public float lookSensitivity;
    Camera cam;    
    Vector3 rot;

    float defaultHeight;    
    public float crouchHeight;
    public float crouchSpeed;
    bool crouch=true;

    
    public enum myEnum
    {
        hold,
        toggle
    };

    public myEnum crouchType;
    // Use this for initialization
    void Start () {
        mController = GetComponent<CharacterController>();
        cam = GetComponentInChildren<Camera>();
        defaultHeight = mController.height;
    }
	
	// Update is called once per frame
	void Update () {
        Move();
        GravityControl();
        //Jump();
        Crouch();
        
        
    }

    private void Move()
    {
        if (Input.GetKey(KeyCode.W))
            mController.Move(transform.forward*moveSpeed*Time.deltaTime);
        if (Input.GetKey(KeyCode.S))
            mController.Move(-transform.forward * moveSpeed * Time.deltaTime);
        if (Input.GetKey(KeyCode.A))
            mController.Move(-transform.right * moveSpeed * Time.deltaTime);
        if (Input.GetKey(KeyCode.D))
            mController.Move(transform.right * moveSpeed * Time.deltaTime);

    }

    void GravityControl()
    {
        
       

        if (!mController.isGrounded)
        {
            velocity.y += Gravity * Time.deltaTime;
        }
        mController.Move(velocity * Time.deltaTime);
    }

    void Jump()
    {
        /*if (Input.GetKeyDown(KeyCode.Space)&&mController.isGrounded)
        {
            velocity.y += jumpHeight * Time.deltaTime;
        }*/
    }
    
    void Crouch()
    {
        if (crouchType.ToString()=="hold")
        {
            if (Input.GetKey(KeyCode.C))
            {
                mController.height = Mathf.Lerp(mController.height, crouchHeight, crouchSpeed * Time.deltaTime);
            }
            else
            {
                mController.height = Mathf.Lerp(mController.height, defaultHeight, crouchSpeed * Time.deltaTime);
            }
        }
        if (crouchType.ToString() == "toggle")
        {
            
            if (Input.GetKeyDown(KeyCode.C))
            {
                crouch = !crouch;
            }

            if (crouch)
            {
                mController.height = Mathf.Lerp(mController.height,crouchHeight,crouchSpeed*Time.deltaTime);
            }
            else
            {
                mController.height = Mathf.Lerp(mController.height, defaultHeight, crouchSpeed * Time.deltaTime);
            }
        }
            
    }
   
}