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

public class PlayerControls : MonoBehaviour
{
	public float speed = 3f;
	public float forwardSpeed = 5f;

	public Vector3 velocity;
	public float horizontalVelocityCap = 5f;
	public float verticalVelocityCap = 6f;
	public float gravity = 5f;
	public float wallRunningGravity = 2f;
	public float jumpStrength = 2f;

	public HitBox leftWall;
	public HitBox rightWall;
	public HitBox floor;

	enum Mode { Floor, LeftWall, RightWall }
	private Mode mode = Mode.Floor;
	enum Side { Left, Right }
	private Side side = Side.Left;

	void Update()
    {
		switch(mode)
		{
			case Mode.Floor:
				HandleFloorControls();
				break;
			case Mode.LeftWall:
			case Mode.RightWall:
				HandleWallRunningControls();
				break;
		}


		if (floor.colliding && velocity.y < 0)
			velocity.y = 0f;
		else if (velocity.y < -verticalVelocityCap)
			velocity.y = -verticalVelocityCap;

		if (velocity.x > horizontalVelocityCap)
			velocity.x = horizontalVelocityCap;
		else if (velocity.x < -horizontalVelocityCap)
			velocity.x = -horizontalVelocityCap;


		velocity.z = forwardSpeed;

		transform.position += velocity * Time.deltaTime;

	}

	private void HandleFloorControls()
	{
		if (!leftWall.colliding && Input.GetKey(KeyCode.LeftArrow))
		{
			velocity += Vector3.left * speed;
		}
		if (!rightWall.colliding && Input.GetKey(KeyCode.RightArrow))
		{
			velocity = Vector3.right * speed;
		}
		if (Input.GetKeyDown(KeyCode.Space))
		{
			if(leftWall.colliding)
				mode = Mode.LeftWall;
			else if (rightWall.colliding)
				mode = Mode.RightWall;
			else
			{
				velocity += jumpStrength * Vector3.up;
			}
		}

		velocity += gravity * Vector3.down;
	}

	private void HandleWallRunningControls()
	{

		velocity += wallRunningGravity * Vector3.down;
	}
}