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

public class PlayerController : MonoBehaviour
{
    public float moveSpeed;
    public float jumpForce;

    private Rigidbody rig;

    void Awake()
    {
        // get the components
        rig = GetComponent<Rigidbody>();
    }

    void Update()
    {
        Move();

        if (Input.GetButtonDown("Jump"))
        {
            TryJump();
        }
    }

    void Move()
    {
        // getting our inputs
        float xInput = Input.GetAxis("Horizontal");
        float zInput = Input.GetAxis("Vertical");

        Vector3 dir = new Vector3(xInput, 0, zInput) * moveSpeed;
        dir.y = rig.velocity.y;

        rig.velocity = dir;

        Vector3 facingDir = new Vector3(xInput, 0, zInput);

        if (facingDir.magnitude > 0)
        {
            transform.forward = facingDir;
        }
    }

    void TryJump ()
    {
        Ray ray1 = new Ray(transform.position + new Vector3(0.5f, 0, 0.5f), Vector3.down);
        Ray ray2 = new Ray(transform.position + new Vector3(-0.5f, 0, 0.5f), Vector3.down);
        Ray ray3 = new Ray(transform.position + new Vector3(0.5f, 0, -0.5f), Vector3.down);
        Ray ray4 = new Ray(transform.position + new Vector3(-0.5f, 0, -0.5f), Vector3.down);

        bool cast1 = Physics.Raycast(ray1, 0.7f);
        bool cast2 = Physics.Raycast(ray2, 0.7f);
        bool cast3 = Physics.Raycast(ray3, 0.7f);
        bool cast4 = Physics.Raycast(ray4, 0.7f);

        if (cast1 || cast2 || cast3 || cast4)
        {
            rig.AddForce(Vector3.up * jumpForce, ForceMode.Impulse);
        }
    }
}