using NodeCanvas.DialogueTrees;
using System;
using System.Collections;
using System.Collections.Generic;
using Unity.VisualScripting.Antlr3.Runtime.Tree;
using UnityEngine;

namespace Ether
{
    public class DialogueSystem : Singleton<DialogueSystem>
    {
        public void Init()
        {
            OnSubscribe();
        }

        public void OnSubscribe()
        {
            DialogueTree.OnDialogueStarted += OnDialogueStarted;
            DialogueTree.OnDialoguePaused += OnDialoguePaused;
            DialogueTree.OnDialogueFinished += OnDialogueFinished;
            DialogueTree.OnSubtitlesRequest += OnSubtitlesRequest;
            DialogueTree.OnMultipleChoiceRequest += OnMultipleChoiceRequest;
        }

        public void OnUnSubscribe()
        {
            DialogueTree.OnDialogueStarted -= OnDialogueStarted;
            DialogueTree.OnDialoguePaused -= OnDialoguePaused;
            DialogueTree.OnDialogueFinished -= OnDialogueFinished;
            DialogueTree.OnSubtitlesRequest -= OnSubtitlesRequest;
            DialogueTree.OnMultipleChoiceRequest -= OnMultipleChoiceRequest;
        }

        private void OnDialogueStarted(DialogueTree tree)
        {
            //Debug.LogError("OnDialogueStarted");
            UIManager.Inst.OpenFrame<DialogueFrame>();
        }

        private void OnDialoguePaused(DialogueTree tree)
        {
            //Debug.LogError("OnDialoguePaused");
            UIManager.Inst.CloseFrame<DialogueFrame>();
        }

        private void OnDialogueFinished(DialogueTree tree)
        {
            //Debug.LogError("OnDialogueFinished");
            UIManager.Inst.CloseFrame<DialogueFrame>();
        }

        private void OnSubtitlesRequest(SubtitlesRequestInfo info)
        {
            //Debug.LogError("OnSubtitlesRequest");
            EventCenter.BroadCast("OnSubtitlesRequest", info);
        }

        private void OnMultipleChoiceRequest(MultipleChoiceRequestInfo info)
        {
            //Debug.LogError("OnMultipleChoiceRequest");
            EventCenter.BroadCast("OnMultipleChoiceRequest", info);
        }

        public void Clear()
        {
            OnUnSubscribe();
        }
    }

}