using UnityEngine;
using System.Collections;

[RequireComponent(typeof(CharacterController))]
public class PlayerController : MonoBehaviour
{
    private CharacterController characterController;
    public float Speed = 10;

    public float Distance;
    public float CurrentDistance;

    public Vector3 MousePoint = new Vector3();
    public Vector3 Direction = new Vector3();

    public GameObject ForPosition;
    public GameObject JumpCenter;

    public bool Jumping = false;
    public bool Walking = false;

    void Start()
    {
        JumpCenter = new GameObject("JumpCenter");
        ForPosition = new GameObject("ForPosition");
        ForPosition.transform.position = transform.position;

        characterController = GetComponent<CharacterController>();
    }

    void Update()
    {
        if ((Input.GetKeyDown("mouse 0")) && !Jumping)
        {
            RaycastHit hit;
            Ray ray = Camera.mainCamera.ScreenPointToRay(Input.mousePosition);
            
            if (Physics.Raycast(ray, out hit))
            {
                MousePoint = new Vector3(hit.point.x, hit.point.y, hit.point.z);
                transform.LookAt(new Vector3(MousePoint.x, transform.position.y, MousePoint.z));
                
                Direction = Vector3.Normalize(MousePoint - transform.position);
                Distance = Vector3.Distance(transform.position, MousePoint);
                
                Ray jc = new Ray(transform.position, transform.forward);
                JumpCenter.transform.position = jc.GetPoint(Distance / 2);
                JumpCenter.transform.rotation = transform.rotation;
            }
        }

        CurrentDistance = Vector3.Distance(transform.position, MousePoint);

        if (CurrentDistance >= 1)
        {

            if ((Input.GetKey("left ctrl")) && !Jumping && !Walking)
            {
                Jumping = true;
            }
            if (Jumping && !Walking)
            {
                ForPosition.transform.RotateAround(JumpCenter.transform.position, JumpCenter.transform.right, 5);
                transform.position = ForPosition.transform.position;
                Debug.Log("Jumping");
            }
            else if (!Jumping)
            {
                Walking = true;
                characterController.SimpleMove(Direction * Speed);
                ForPosition.transform.position = transform.position;
                Debug.Log("Walking");
            }
        }
        else
        {
            Jumping = false;
            Walking = false;
        }

        Debug.DrawLine(transform.position, MousePoint, Color.blue);
        Debug.DrawLine(transform.position, JumpCenter.transform.position, Color.red);
    }