using UnityEngine;
using System.Collections;

public class TP_Motor : MonoBehaviour
{
    public static TP_Motor Instance;

    public float MoveSpeed = 10f;

    public Vector3 MoveVector { get; set; }

    void Awake()
    {
        Instance = this;
    }

    void UpdateMotor()
    {
        ProcessMotion();
        SnapAlignCharacterWithCamera();
    }

    void ProcessMotion()
    {
        // transform MoveVector to world space
        MoveVector = transform.TransformDirection(MoveVector);

        // Normalize movevector if magnitude is greater than 1
        if (MoveSpeed.magnitude > 1)
            MoveVector = Vector3.Normalize(MoveVector);

        // Multiply MoveVector by MoveSpeed
        MoveVector *= MoveSpeed;

        // multiply MoveVector by Deltatime
        MoveVector *= Time.deltaTime;

        // Move the Character in World Space
        TP_Controller.characterController.Move(MoveVector);
    }

    void SnapAlignCharacterWithCamera()
    {
        if (MoveVector.x !=0 || MoveVector.z !=0)
        {
            transform.rotation = Quaternion.Euler(transform.eulerAngles.x,
                                             camera.mainCamera.transform.eulerAngles.y,
                                             transform.eulerAngles.z);
        }
    }
}