using System;
using AibisDream.Framework;
using AibisDream.Kit;
using AibisDream.Utility;
using TMPro;
using UnityEngine;
using UnityEngine.UI;

namespace AibisDream
{
    public class CenterOption : MonoBehaviour, IDialogView
    {
        #region 索引

        public GameObject choiceButtonPrefab;

        #endregion
        
        private TextParam _textParam;

        private void Awake()
        {
            EnumEventSystem.Global.Register<DialogEventEnum, DialogText>(DialogEventEnum.OptionSelected,
                _ => HideDialog());
        }

        public void ShowLine(string dialogLine, CharacterVo character, Action nextStep, string lineId, bool isAutoSkip = false)
        {
            Debug.Log("CenterOption只显示选项");
        }

        public void ShowOptions(DialogOption[] dialogueOptions)
        {
            gameObject.SetActive(true);

            // 销毁原来的按钮
            foreach (Transform child in transform)
            {
                Destroy(child.gameObject);
            }

            // 生成新按钮
            foreach (var option in dialogueOptions)
            {
                if (!option.IsAvailable) continue;

                var choiceInstance = Instantiate(choiceButtonPrefab, transform);
                var optionText = choiceInstance.GetComponentInChildren<TextMeshProUGUI>();
                optionText.text = option.Line;
                optionText.characterSpacing = _textParam.charSpace;
                choiceInstance.GetComponent<Button>().onClick.AddListener(() =>
                {
                    HideDialog();
                    option.Select();
                });
            }
        }

        public void HideDialog()
        {
            gameObject.SetActive(false);
        }

        public bool TrySkipLine(bool isForceSkip)
        {
            // 无法跳过
            return true;
        }

        public void NextStep()
        {
            // 无法继续
        }
        
        public void OnLocalizationChanged(string value)
        {
            _textParam = JsonUtil.ReadBeanByText<TextParam>(value);
        }
    }
}