using System;
using UnityEngine;
using UnityEngine.UI;

namespace Minesweeper.Presentation.Views
{
    public sealed class MainMenuView : MonoBehaviour, IMainMenuView
    {
        [SerializeField] private GameObject root;
        [SerializeField] private Button startButton;

        public event Action StartClicked;

        private void Awake()
        {
            if (root == null)
            {
                root = gameObject;
            }

            AutoBind();
        }

        private void OnEnable()
        {
            if (startButton != null)
            {
                startButton.onClick.AddListener(OnStartClicked);
            }
        }

        private void OnDisable()
        {
            if (startButton != null)
            {
                startButton.onClick.RemoveListener(OnStartClicked);
            }
        }

        public void Show()
        {
            root.SetActive(true);
        }

        public void Hide()
        {
            root.SetActive(false);
        }

        private void OnStartClicked()
        {
            StartClicked?.Invoke();
        }

        public void Bind(GameObject root, Button startButton)
        {
            this.root = root != null ? root : gameObject;
            this.startButton = startButton;
        }

        private void AutoBind()
        {
            if (startButton == null)
            {
                var startButtonTransform = transform.Find("StartButton");
                if (startButtonTransform != null)
                {
                    startButton = startButtonTransform.GetComponent<Button>();
                }
            }
        }
    }
}