using TMPro;
using UnityEngine.UI;

namespace ZC
{
    [UIType(UIType.AnswerUI)]
    public class AnswerUI : UIBase
    {
        private TMP_Text txt_Title;
        private TMP_Text txt_TrueOption;
        private TMP_Text txt_JXContent;
        private TMP_Text txt_Label0;
        private TMP_Text txt_Label1;
        private TMP_Text txt_Label2;
        private TMP_Text txt_Label3;
        private Toggle tog_Option0;
        private Toggle tog_Option1;
        private Toggle tog_Option2;
        private Toggle tog_Option3;
        private Button btn_Last;
        private Button btn_Close;
        private Button btn_Next;

        private QuestionBankData _bankData;

        private int currentIndex = 0;

        public override void Init()
        {
            base.Init();
            txt_Title = _uiGameObjectBinding.GetValue("txt_Title").GetComponent<TMP_Text>();
            txt_TrueOption = _uiGameObjectBinding.GetValue("txt_TrueOption").GetComponent<TMP_Text>();
            txt_JXContent = _uiGameObjectBinding.GetValue("txt_JXContent").GetComponent<TMP_Text>();
            txt_Label0 = _uiGameObjectBinding.GetValue("txt_Label0").GetComponent<TMP_Text>();
            txt_Label1 = _uiGameObjectBinding.GetValue("txt_Label1").GetComponent<TMP_Text>();
            txt_Label2 = _uiGameObjectBinding.GetValue("txt_Label2").GetComponent<TMP_Text>();
            txt_Label3 = _uiGameObjectBinding.GetValue("txt_Label3").GetComponent<TMP_Text>();
            tog_Option0 = _uiGameObjectBinding.GetValue("tog_Option0").GetComponent<Toggle>();
            tog_Option1 = _uiGameObjectBinding.GetValue("tog_Option1").GetComponent<Toggle>();
            tog_Option2 = _uiGameObjectBinding.GetValue("tog_Option2").GetComponent<Toggle>();
            tog_Option3 = _uiGameObjectBinding.GetValue("tog_Option3").GetComponent<Toggle>();
            btn_Last = _uiGameObjectBinding.GetValue("btn_Last").GetComponent<Button>();
            btn_Close = _uiGameObjectBinding.GetValue("btn_Close").GetComponent<Button>();
            btn_Next = _uiGameObjectBinding.GetValue("btn_Next").GetComponent<Button>();

            btn_Last.onClick.AddListener(ClickLastButton);
            btn_Close.onClick.AddListener(ClickCloseButton);
            btn_Next.onClick.AddListener(ClickNextButton);

            // 读取题库
            _bankData = new QuestionBankData();
        }

        public override void Dispose()
        {
            base.Dispose();
            btn_Last.onClick.RemoveListener(ClickLastButton);
            btn_Close.onClick.RemoveListener(ClickCloseButton);
            btn_Next.onClick.RemoveListener(ClickNextButton);
        }

        private void ClickNextButton()
        {
            currentIndex++;
            SetUIContent(_bankData.AnswerDatas[currentIndex]);
        }

        private void ClickCloseButton()
        {
            throw new System.NotImplementedException();
        }

        private void ClickLastButton()
        {
            currentIndex--;
            SetUIContent(_bankData.AnswerDatas[currentIndex]);
        }

        public void SetQuestionBankData(QuestionBankData bankData)
        {
            this._bankData = bankData;
        }

        private void InitAnswer()
        {
            currentIndex = 0;
            SetUIContent(_bankData.AnswerDatas[currentIndex]);
        }

        private void SetUIContent(AnswerData data)
        {
            currentIndex = data.index;
            txt_Title.text = data.title;
            txt_Label0.text = data.options[0].content;
            txt_Label1.text = data.options[1].content;
            txt_Label2.text = data.options[2].content;
            txt_Label3.text = data.options[3].content;
            txt_TrueOption.text = data.trueOption;
            txt_JXContent.text = data.analyze;

            tog_Option0.isOn = false;
            tog_Option1.isOn = false;
            tog_Option2.isOn = false;
            tog_Option3.isOn = false;

            if (currentIndex >= _bankData.AnswerDatas.Count - 1) // 最后一题
            {
                btn_Next.gameObject.SetActive(false);
                // 提交按钮显示
            }
            else if (currentIndex <= 0) // 第一题
            {
                btn_Last.gameObject.SetActive(false);
            }
            else
            {
                btn_Last.gameObject.SetActive(true);
                btn_Next.gameObject.SetActive(true);
            }
        }
    }
}