using UnityEngine;
using UnityEngine.UI;
using QFramework;
using System.Collections.Generic;
using System;

namespace QFramework
{
	public class QuestionPanelData : UIPanelData
	{
		//试题信息
		public QuestionInfo questionInfo;

        public Action<bool> answerCallBack;

	}
	public partial class QuestionPanel : UIPanel
	{
        /// <summary>
        /// 目前正确的Toggle
        /// </summary>
        public List<Toggle> m_CurrentRightToggle;

        /// <summary>
        /// 生成的所有的Toggle
        /// </summary>
        public List<Toggle> m_CurrentAllToggle;

        /// <summary>
        /// 目前题目类型
        /// </summary>
        public string m_CurrentQuestionType;

		
		protected override void OnInit(IUIData uiData = null)
		{
			mData = uiData as QuestionPanelData ?? new QuestionPanelData();
			
		}
		
		protected override void OnOpen(IUIData uiData = null)
		{
			mData = uiData as QuestionPanelData ?? new QuestionPanelData();

			QuestionType.text = mData.questionInfo.QuestionType;
			Topic.text = mData.questionInfo.Topic;

            ConfirmBtn.onClick.AddListener(OnConfirmBtnClick);

            InitilOptions(mData.questionInfo, mData.questionInfo.QuestionType);
        }
		
		protected override void OnShow()
		{
		}
		
		protected override void OnHide()
		{
		}
		
		protected override void OnClose()
		{
		}

        /// <summary>
        /// 初始化选项
        /// </summary>
        /// <param name="questionInfo"></param>
        private void InitilOptions(QuestionInfo questionInfo, string type)
        {
            m_CurrentQuestionType = type;

            if (!string.IsNullOrEmpty(questionInfo.Options))
            {
                var optionArr = questionInfo.Options.Split('；');

                for (int i = 0; i < optionArr.Length; i++)
                {
                    var tempItem = Instantiate(option.gameObject, OptionConent.transform);
                    tempItem.SetActive(true);
                    var toggle = tempItem.GetComponent<Toggle>();

                    tempItem.transform.Find("Label").GetComponent<Text>().text = optionArr[i];

                    if (questionInfo.Answer.Contains(optionArr[i].Split('、')[0])) m_CurrentRightToggle.Add(toggle);

                    m_CurrentAllToggle.Add(toggle);

                    toggle.onValueChanged.AddListener(isOn =>
                    {
                        ToggleValuedChanged(toggle, isOn);
                    });
                }
            }
            else
            {
                for (int i = 0; i < 2; i++)
                {
                    var tempItem = Instantiate(option.gameObject, OptionConent.transform);
                    
                    tempItem.SetActive(true);

                    var toggle = tempItem.GetComponent<Toggle>();

                    if (i == 0)
                    {
                        tempItem.transform.Find("Label").GetComponent<Text>().text = "对";

                        if (questionInfo.Answer == "对") m_CurrentRightToggle.Add(toggle);
                    }
                    else
                    {
                        tempItem.transform.Find("Label").GetComponent<Text>().text = "错";

                        if (questionInfo.Answer == "错") m_CurrentRightToggle.Add(toggle);
                    }

                    m_CurrentAllToggle.Add(toggle);

                    toggle.onValueChanged.AddListener( isOn => 
                    {
                        ToggleValuedChanged(toggle, isOn);
                    } );
                }
            }
        }

        private void ToggleValuedChanged(Toggle toggle,bool isOn)
        {
            if (m_CurrentQuestionType == "判断题" || m_CurrentQuestionType == "单选题")
            {
                var tmptoggle = toggle.GetComponent<Toggle>();
                tmptoggle.group = OptionConent.GetComponent<ToggleGroup>();
            }
        }

        private void OnConfirmBtnClick()
        {
            bool result = true;

            foreach (var item in m_CurrentRightToggle)
            {
                if (item.isOn == false)
                {
                    result = false;
                }
            }

            Debug.LogError(result);

            if (OperateSetting.Instance.m_CurrentOperationMode == OperationMode.Practice)
            {
                if (result)
                {
                    mData.answerCallBack?.Invoke(result);

                    CloseSelf();
                }
                else
                {
                    ShowHighter();
                }

            }
            else if (OperateSetting.Instance.m_CurrentOperationMode == OperationMode.Exam)
            {
                mData.answerCallBack?.Invoke(result);

                CloseSelf();
            }

            
        }


        private void ShowHighter() 
        {
            foreach (var item in m_CurrentAllToggle)
            {
                if (m_CurrentRightToggle.Contains(item))
                {
                    item.transform.Find("Label").GetComponent<Text>().color = Color.green;
                }
                else
                {
                    if (item.isOn)
                    {
                        item.transform.Find("Label").GetComponent<Text>().color = Color.red;
                    }
                }
            }
        }
    }
}