using UnityEngine;

public class PlayerMovement : MonoBehaviour
{
    [SerializeField] private float speed;
    private Rigidbody2D body;
    private Animator anim;
    private bool grounded;
    private bool enemyColliding;

 private void Awake()
 {
     body = GetComponent<Rigidbody2D>();
     anim = GetComponent<Animator>();
 }

 private void Update()
 {
     float horizontalInput = Input.GetAxis("Horizontal");

     body.velocity = new Vector2(Input.GetAxis("Horizontal") * speed, body.velocity.y);

     if(horizontalInput > 0.01f)
     transform.localScale = Vector3.one;

     else if(horizontalInput < -0.01f)
     transform.localScale = new Vector3(-1, 1, 1);

     if (Input.GetKey(KeyCode.Space) && grounded)
     Jump();

     anim.SetBool("walking", horizontalInput != 0);
     anim.SetBool("grounded", grounded);
 }

 private void Jump()
 {
     body.velocity = new Vector2(body.velocity.x, speed);
     anim.SetTrigger("jump");
     grounded = false;
 }

 private void OnCollisionEnter2D(Collision2D collision)
 {
     if(collision.gameObject.tag == "Ground")
     grounded = true;

     if(collision.gameObject.tag != "Ground")
     grounded = false;

     if(collision.gameObject.tag == "Enemy")
     Hurt();

     if(collision.gameObject.tag != "Enemy")
     enemyColliding = false;
 }

 private void Hurt()
 {
     body.velocity = new Vector2(body.velocity.x, speed);
     anim.SetTrigger("hurt");
     enemyColliding = true;
 }
}