using UnityEngine;
using System.Collections;

public class CharakterController : MonoBehaviour
{
    [SerializeField]
    private float speed = 5.0f;

    [SerializeField]
    private float rotateVel = 10.0f;

    private Vector3 worldMausePosition;
    private Vector3 rotateMause;
    private Camera mainCamera;
    private Rigidbody charakterRigiBody;
    private Collider coll;

    private Ray rayClick;

    void Start ()
    {
        mainCamera = FindObjectOfType<Camera>();
        charakterRigiBody = GetComponent<Rigidbody>();
        coll = GetComponent<Collider>();

        if(charakterRigiBody == null)
        {
            Debug.LogError("Componets dont Have rigibody componts");
        }
    }

    void FixedUpdate()
    {
        Run();
        Rotation();
    }

    void Update ()
    {
        //RunWitchRayCast();
        GetInputMause();
    }

    private void GetInputMause()
    {
        if (Input.GetMouseButtonDown(0))
        {
            //worldMausePosition = rotateMause = mainCamera.ViewportToWorldPoint(Input.mousePosition);
            worldMausePosition = rotateMause = Camera.main.ScreenToWorldPoint();
            Debug.Log("x: " + worldMausePosition.x + " y: " + worldMausePosition.y + " z: " + worldMausePosition.z);
        }
    }

    private void Run()
    {
        Vector3 vectorNormalize = new Vector3(worldMausePosition.normalized.x, worldMausePosition.normalized.y, worldMausePosition.normalized.z);
        //Debug.Log("NormaX: " + vectorNormalize.x + " normaY: " + vectorNormalize.y);
        if (vectorNormalize != Vector3.zero)
        {
            if (worldMausePosition != transform.position)
            {
                charakterRigiBody.velocity = vectorNormalize * speed;
            }
        }
    }

    private void RunWitchRayCast()
    {
        if (Input.GetMouseButton(0))
        {
            rayClick = Camera.main.ScreenPointToRay(Input.mousePosition);
            RaycastHit ray;
            Debug.Log("x: " + rayClick.direction.x + " y: " + rayClick.direction.y);
            if (coll.Raycast(rayClick, out ray, 100.0F))
            {
                transform.position = rayClick.GetPoint(100.0F);
            }
        }
    }

    private void Rotation()
    {
        Vector2 dir = new Vector2(rotateMause.normalized.x, rotateMause.normalized.z);

        float angle = Mathf.Atan2(dir.y, dir.x) * Mathf.Rad2Deg;
        if (Mathf.Abs(angle) > 0.1f)
        {
            transform.transform.rotation = Quaternion.AngleAxis(-angle , -Vector3.up) ;
            //rotateMause = Vector3.zero;
        }
    }
}