using System;
using UnityEngine;

public class BottomPump : MonoBehaviour
{
    public bool Grounded { get; private set; }

    [SerializeField]
    private LayerMask layerMask;
    
    public Action<bool> GroundedChanged;

    private void Start()
    {
        GroundedChanged?.Invoke(GetGroundedState());
    }

    private void FixedUpdate()
    {
        var groundedNow = GetGroundedState();

        if (groundedNow == Grounded) return;
        
        Grounded = groundedNow;
        GroundedChanged?.Invoke(Grounded);
    }

    private bool GetGroundedState()
    {
        const float distance = .35f;
        
        return Physics.Raycast(transform.position, -transform.up, distance, layerMask);
    }
}