using System;
using SLSFramework.General;
using UniRx;
using UnityEngine;

namespace Continentis.MainGame.Commands
{
    public class Cmd_WaitForUI : CommandBase
    {
        private readonly WaitableUIElement waitableUI;
        private bool autoHide;
        
        public Cmd_WaitForUI(WaitableUIElement waitableUI, bool autoHide = true)
        {
            this.waitableUI = waitableUI;
            this.autoHide = autoHide;
        }
        
        protected override IObservable<Unit> OnExecute(CommandContext outerContext)
        {
            if (waitableUI == null)
            {
                Debug.LogError($"指令无法找到UI元素，指令将立即完成以避免队列卡死。");
                return Observable.Return(Unit.Default);
            }

            // 1. 显示UI面板
            waitableUI.Show();
        
            // 2. 获取该面板的确认事件流，并附加一个副作用：
            //    在确认事件发生后（即玩家点击按钮后），自动隐藏该面板。
            return waitableUI.OnConfirm().Do(_ =>
            {
                if(autoHide) waitableUI.Hide();
            });
        }
    }
}