using UnityEngine;

namespace AibisDream
{
    public class OilGate : MonoBehaviour
    {
        private SpriteButton _spriteButton;
        private SpriteRenderer _spriteRenderer;

        private EngineSystem _engineSystem;

        private void Start()
        {
            _engineSystem = transform.parent.GetComponent<EngineSystem>();
            _spriteRenderer = GetComponent<SpriteRenderer>();
        }

        private void OnEnable()
        {
            _spriteButton = new SpriteButton(gameObject);
            _spriteButton.OnButtonDown += ButtonClick;
            _spriteButton.OnButtonUp += ButtonUp;
            _spriteButton.OnButtonHold += ButtonHold;
        }

        private void OnDisable()
        {
            _spriteButton = null;
        }

        private void Update()
        {
            _spriteButton?.CheckButtonClick();
        }

        private void ButtonClick()
        {
            // 改变按钮颜色
            _spriteRenderer.color = Color.gray;
            // TODO
        }

        private void ButtonUp()
        {
            // 改变按钮颜色
            _spriteRenderer.color = Color.white;
            // TODO
            
        }

        private void ButtonHold()
        {
            _engineSystem.AddOil();
        }
    }
}