using System;
using System.Collections.Generic;
using AibisDream.Utility;
using UnityEngine;
using Yarn.Unity;

namespace AibisDream
{
    public class LineRunner : DialogueViewBase
    {
        [SerializeField] private LineAdvanceInput advanceInput;
        [SerializeField] private DialogViewType defaultViewType = DialogViewType.StandardBubble;

        private readonly Dictionary<DialogViewType, ILineView> _screenViewDict = new();

        public override void RunLine(LocalizedLine dialogueLine, Action onDialogueLineFinished)
        {
            LineSyncToken lineSyncEvent;

            if (dialogueLine.TextID.Contains("第一章"))
            {
                Debug.Log($"第一章: {dialogueLine.GetCharacterVo().dialogViewType}");
            }

            if (dialogueLine.GetCharacterVo().dialogViewType == DialogViewType.Screen)
            {
                // 自动推进视图
                lineSyncEvent = LineSyncToken.CreateAuto(dialogueLine, onDialogueLineFinished);
                DialogController.Instance.lineSyncToken = lineSyncEvent;
                if (_screenViewDict.TryGetValue(DialogViewType.Screen, out var view))
                {
                    view.RunLine(lineSyncEvent);
                }
                else
                {
                    Debug.LogWarning($"未注册的视图类型: {dialogueLine.GetCharacterVo().dialogViewType}");
                }
            }
            else if (dialogueLine.GetCharacterVo().dialogViewType == DialogViewType.Task)
            {
                lineSyncEvent = LineSyncToken.CreateImmediate(dialogueLine, onDialogueLineFinished);
                DialogController.Instance.lineSyncToken = lineSyncEvent;
                if (_screenViewDict.TryGetValue(DialogViewType.Task, out var view))
                {
                    view.RunLine(lineSyncEvent);
                }
                else
                {
                    Debug.LogWarning($"未注册的视图类型: {dialogueLine.GetCharacterVo().dialogViewType}");
                }
            }
            else if (dialogueLine.GetCharacterVo().dialogViewType == DialogViewType.Default)
            {
                // 手动推进视图
                lineSyncEvent = LineSyncToken.CreateDefault(dialogueLine, onDialogueLineFinished);

                if (_screenViewDict.TryGetValue(defaultViewType, out var view))
                {
                    Debug.Log("defaultViewType: " + defaultViewType);
                    DialogController.Instance.lineSyncToken = lineSyncEvent;
                    view.RunLine(lineSyncEvent);
                }
                else
                {
                    Debug.LogWarning($"未注册的视图类型: {defaultViewType}");
                }
            }
            else
            {
                // 指定了视图类型
                lineSyncEvent = LineSyncToken.CreateDefault(dialogueLine, onDialogueLineFinished);
                if (_screenViewDict.TryGetValue(dialogueLine.GetCharacterVo().dialogViewType, out var view))
                {
                    DialogController.Instance.lineSyncToken = lineSyncEvent;
                    view.RunLine(lineSyncEvent);
                }
                else
                {
                    Debug.LogWarning($"未注册的视图类型: {dialogueLine.GetCharacterVo().dialogViewType}");
                }
            }

            // 最后交给推进处理    
            advanceInput.RunLine(lineSyncEvent);
        }

        public void LoadBubbleData(BubbleSlotGroupData data)
        {
            if (!_screenViewDict.TryGetValue(data.dialogViewType, out var view))
            {
                Debug.LogWarning($"未注册的视图类型: {data.dialogViewType}");
                return;
            }

            defaultViewType = data.dialogViewType;
            // 加载数据
            if (view is BubbleGroup bubbleGroup)
            {
                bubbleGroup.LoadBubbles(data);
                return;
            }
        }
        
        public void HideDialog()
        {
            foreach (var view in _screenViewDict.Values)
            {
                view.HideDialog();
            }
        }

        public void RegisterView(DialogViewType dialogViewType, ILineView view)
        {
            _screenViewDict.Add(dialogViewType, view);
        }

        public void UnRegisterView(DialogViewType dialogViewType)
        {
            _screenViewDict.Remove(dialogViewType);
        }
    }

    public interface ILineView
    {
        void RunLine(LineSyncToken token);
        void HideDialog() {}
    }
}