using Febucci.UI;
using Febucci.UI.Core;
using System;
using System.Collections;
using System.Collections.Generic;
using TMPro;
using UnityEngine;
using UnityEngine.UI;

namespace AibisDream
{
    public class DialogUiViewer : Singleton<DialogUiViewer>
    {
        #region 对话框UI
        private GameObject dialogBox;
        private TypewriterByCharacter dialogText;
        private TextMeshProUGUI actorName;
        private Button nextButton;
        #endregion

        private Action nextStepAction;

        private void Start()
        {
            // 获取子物体
            dialogBox = transform.GetChild(0).gameObject;
            GetDialogComponentInBox(dialogBox);
        }

        /// <summary>
        /// 显示文字
        /// </summary>
        /// <param name="dialogLine">对话内容</param>
        /// <param name="actor">名称</param>
        /// <param name="nextStep">下一步</param>
        public void ShowLine(string dialogLine, string actor, Action nextStep)
        {
            dialogBox.SetActive(true);
            actorName.text = actor;
            dialogText.ShowText(dialogLine);
            nextStepAction = nextStep;
        }

        public void ShowNextButton()
        {
            nextButton.gameObject.SetActive(true);
        }

        public void ClickNextStep()
        {
            Action temp = nextStepAction;
            nextStepAction = null;
            temp?.Invoke();
            
            
            nextButton.gameObject.SetActive(false);
        }

        private void GetDialogComponentInBox(GameObject box)
        {
            actorName = box.transform.GetChild(0).gameObject.GetComponent<TextMeshProUGUI>();
            dialogText = box.transform.GetChild(1).gameObject.GetComponent<TypewriterByCharacter>();
            nextButton = box.transform.GetChild(2).GetComponent<Button>();

            dialogText.onTextShowed.AddListener(ShowNextButton);
            nextButton.onClick.AddListener(ClickNextStep);
        }

        public void HideDialog()
        {
            dialogBox?.SetActive(false);
        }
    }
}