using System;
using System.Collections.Generic;
using AibisDream.Framework;
using AibisDream.Kit;
using AibisDream.Utility;
using UnityEngine;

namespace AibisDream
{
    public class TextBubbleGroup : MonoBehaviour, IDialogView
    {
        private readonly Dictionary<ActorRole, TextBubble> _bubbleDict = new();

        #region 一些索引

        private bool _skipLineDelay;
        private Action _nextStep;
        private Action _onTextShowed;
        private bool _isAutoSkip;
        private ActorRole _curRole;

        [Header("跳过阻塞延迟时间/ms")] [SerializeField]
        private int delayTime = 300;

        #endregion

        #region 初始化

        private void Awake()
        {
            InitBubbles();
            // 注册泡泡
            DialogCanvasManager.Instance.RegisterDialogView(DialogViewType.Bubble, this);
            DialogCanvasManager.Instance.SwitchDialogView(DialogViewType.Bubble);
        }

        private void Start()
        {
            HideDialog();
        }

        private void OnDestroy()
        {
            DialogCanvasManager.Instance.SwitchDialogView(DialogViewType.OldBox);
            DialogCanvasManager.Instance.UnregisterDialogView(DialogViewType.Bubble);
        }

        private void InitBubbles()
        {
            foreach (var bubble in GetComponentsInChildren<TextBubble>(true))
            {
                _bubbleDict[bubble.role] = bubble;
            }
        }

        #endregion

        public void ShowLine(string dialogLine, CharacterVo character, Action nextStep, Action onTextShowed = null,
            bool isAutoSkip = false)
        {
            gameObject.SetActive(true);

            if (_curRole != character.role)
            {
                _bubbleDict[_curRole].Hide();
            }

            if (_bubbleDict.TryGetValue(character.role, out var bubble))
            {
                bubble.ShowLine(dialogLine, OnTextShowed);
                // 设置延时
                _skipLineDelay = true;
                _ = CommonUtil.Delay(delayTime, () => { _skipLineDelay = false; });
            }
            else
            {
                Debug.LogWarning($"{character.GetActorName()}的Role没有对应Bubble");
                return;
            }

            // 保留信息
            _nextStep = nextStep;
            _onTextShowed = onTextShowed;
            _isAutoSkip = isAutoSkip;
            _curRole = character.role;
        }

        public void ShowOptions(DialogOption[] dialogueOptions)
        {
            // 没有选项
        }

        public void HideDialog()
        {
            foreach (var bubble in _bubbleDict.Values)
            {
                bubble.Hide();
            }
        }

        public bool TrySkipLine()
        {
            if (_skipLineDelay)
            {
                return true;
            }

            if (_bubbleDict.TryGetValue(_curRole, out var bubble) && bubble.IsShowingText)
            {
                bubble.SkipLine();
                return true;
            }

            return false;
        }

        public void NextStep()
        {
            if (_nextStep == null) return;

            EnumEventSystem.Global.Send(DialogEventEnum.LineEnd);
            var next = _nextStep;
            _nextStep = null;

            _bubbleDict[_curRole].Hide();

            next.Invoke();
        }

        private void OnTextShowed()
        {
            // 触发事件
            EnumEventSystem.Global.Send(DialogEventEnum.LineShown);
            // 停止语音
            _onTextShowed?.Invoke();

            // 执行自动跳过结局
            if (_isAutoSkip)
            {
                _ = CommonUtil.Delay(200, NextStep);
                _isAutoSkip = false;
            }
        }
    }
}