using System;
using System.Collections.Generic;
using System.Threading.Tasks;
using Kill.Managers;
using Kill.Network;
using Kill.UI.Components;
using UnityEngine;
using UnityEngine.UI;

namespace Kill.UI.Pages
{
    /// <summary>
    /// 安全学习页面控制器 - 仅显示题目，不包含答题逻辑
    /// </summary>
    public class SafetylearningPageCtrl : MonoBehaviour
    {
        public static SafetylearningPageCtrl Instance { get; private set; }
        /// <summary>
        /// 0引导 1视屏学习 2测试 3完成
        /// </summary>
        public GameObject[] sonPages;
        private GameObject nowPage;
        public GameObject topUI;
        // 题目数据
        private List<QuestionInfo> questions = new List<QuestionInfo>();
        private int currentQuestionIndex = 0;

        void Awake()
        {
            Instance = this;
        }

        void Start()
        {
            foreach (var page in sonPages)
            {
                page.SetActive(false);
            }
            nowPage = sonPages[0];
            nowPage.SetActive(true);
            topUI.SetActive(true);
            // 加载题目
            LoadQuestions();
            UIManager.Instance.RegisterBackAction(BackAction);
        }

        /// <summary>
        /// 从服务器加载全部题目
        /// </summary>
        public async void LoadQuestions()
        {
            LoadingUI.Show();

            try
            {
                // 调用获取题目列表接口，获取全部题目
                var response = await NetworkCtrl.Instance.Get<QuestionListResponse>("/api/v1/exam/questions");
                LoadingUI.Hide();
                ResponseCodeHandler.HandleResponse(response,
                    onSuccess: (data) =>
                    {
                        questions = data.data.list;
                        Debug.Log($"加载题目成功，共 {questions.Count} 道");
                    },
                    onError:(code,message)=>
                    {
                        Debug.LogError($"加载题目失败: {message}");
                        ToastUI.Show("100062");
                    }
                );

            }
            catch (Exception ex)
            {
                LoadingUI.Hide();
                Debug.LogError($"加载题目异常: {ex.Message}");
                ToastUI.Show("100062");
            }
        }

        /// <summary>
        /// 完成考试
        /// </summary>
        public async void ExamCompletion()
        {
            LoadingUI.Show();

            try
            {
                var response = await NetworkCtrl.Instance.Post<NoDataResponse>("/api/v1/exam/completion");
                LoadingUI.Hide();
                ResponseCodeHandler.HandleResponse(response,
                    onSuccess: (data) =>
                    {
                        DataManager.Instance.userInfo.exam_completed=true;
                        Debug.Log($"上传成功");
                    }
                );

            }
            catch (Exception ex)
            {
                LoadingUI.Hide();
            }
        }
        public void ShowVideoPage()
        {
            nowPage.SetActive(false);
            nowPage = sonPages[1];
            nowPage.SetActive(true);
            string videoUrl=questions[0].videoUrl;
            nowPage.GetComponent<SafetylearningVideoPage>().Init(videoUrl); 
            questions.RemoveAt(0);
        }
        public void ShowTestPage()
        {
            nowPage.SetActive(false);
            nowPage = sonPages[2];
            nowPage.SetActive(true);
            nowPage.GetComponent<SafetylearningTestPage>().Init(questions);
        }
        public void ShowFinishPage()
        {
            ExamCompletion();
            topUI.SetActive(false);
            nowPage.SetActive(false);
            nowPage = sonPages[3];
            nowPage.SetActive(true);
        }
        public void BackToHomePage()
        {
           UIManager.Instance.OpenPage(UIManager.PageName.homePage,null,true);
        }
        public void ConnectDevice()
        {
            Debug.Log("链接设备"); 
        }
        public void BackAction()
        {
            UIManager.Instance.OpenPage(UIManager.PageName.homePage,null,true);
        }
    }
}