using NodeCanvas.DialogueTrees;
using System;
using System.Collections;
using System.Collections.Generic;
using TMPro;
using UnityEngine;

namespace Ether
{
    [UIElement(FrameTier.Top)]
    public class DialogueFrame : DialogueFrameBase
    {
        List<ButtonEx> choiceBtnList = new List<ButtonEx>();

        private SubtitlesRequestInfo curSubTitleInfo;

        public override void OnOpenFrame()
        {
            _GoTempChoiceBtn.SetActive(false);
            _BtnExBgNext.OnClick.AddListener(() =>
            {
                curSubTitleInfo.Continue();
            });
        }

        public override void OnSubscribe()
        {
            EventCenter.AddListener<SubtitlesRequestInfo>("OnSubtitlesRequest", OnSubtitlesRequest);
            EventCenter.AddListener<MultipleChoiceRequestInfo>("OnMultipleChoiceRequest", OnMultipleChoiceRequest);
        }

        private void OnSubtitlesRequest(SubtitlesRequestInfo info)
        {
            curSubTitleInfo = info;
            foreach (ButtonEx btnEx in choiceBtnList)
            {
                btnEx.OnClick.RemoveAllListeners();
                btnEx.gameObject.SetActive(false);
            }
            _TextActorName.text = info.actor.name;
            _TextContent.text = info.statement.text;
            //Debug.LogError($"说话人:{info.actor.name},内容:{info.statement.text},声音:{info.statement.audio}");
        }

        private void OnMultipleChoiceRequest(MultipleChoiceRequestInfo info)
        {
            int index = 0;
            foreach (var pair in info.options)
            {
                ButtonEx choiceBtn;
                if (index < choiceBtnList.Count)
                {
                    choiceBtn = choiceBtnList[index];
                }
                else
                {
                    choiceBtn = GameObject.Instantiate(_GoTempChoiceBtn, _TransChoiceBtnList).GetComponent<ButtonEx>();
                    choiceBtnList.Add(choiceBtn);
                }

                choiceBtn.gameObject.SetActive(true);

                TextMeshProUGUI name = choiceBtn.transform.Find("Name").GetComponent<TextMeshProUGUI>();
                name.text = pair.Key.text;
                choiceBtn.OnClick.AddListener(() =>
                {
                    info.SelectOption(pair.Value);
                });

                index++;
            }

        }

        public override void OnUnSubscribe()
        {
            EventCenter.RemoveListener<SubtitlesRequestInfo>("OnSubtitlesRequest", OnSubtitlesRequest);
            EventCenter.RemoveListener<MultipleChoiceRequestInfo>("OnMultipleChoiceRequest", OnMultipleChoiceRequest);
        }
    }
}