using System.IO;
using UnityEditor.Experimental.GraphView;
using UnityEngine;

public class player : MonoBehaviour
{
    public float playerSpeed;
    private Rigidbody2D rb;
    private Vector2 playerDirection;
    // Start is called once before the first execution of Update after the MonoBehaviour is created
    void Start()
    {
        rb = GetComponent<Rigidbody2D>();
    }

    float directionY;
    void Update()
    {
        if(Input.GetKeyDown(KeyCode.UpArrow))
        {
            OnupButton();
        }
        if(Input.GetKeyDown(KeyCode.DownArrow))
        {
            ondownbutton();
        }
        if(Input.GetKeyUp(KeyCode.UpArrow) || Input.GetKeyUp(KeyCode.DownArrow) )
        {
            OnbuttonRelease();
        }

        playerDirection = new Vector2(0, directionY).normalized;
    }
    void FixedUpdate()
    {
        rb.linearVelocity = new Vector2(0, playerDirection.y*playerSpeed);
    }

    public void ondownbutton()
    {
        directionY = -1; 
    }
    public void OnbuttonRelease()
    {
        directionY = 0;
    }
    public void OnupButton()
    {
        directionY = 1;
    }
}