using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using Unity.VisualScripting;
using UnityEngine;
using UnityEngine.UI;
using System;
using static InterfaceManager;

/// <summary>
/// 课程任务面板
/// </summary>
public class CourseTaskPanel : PanelBasic
{
    /// <summary>
    /// 实例root
    /// </summary>
    Transform course_task_item_content;
    /// <summary>
    /// 案例预制体
    /// </summary>
    CourseTaskItem course_task_item_prefab;
    /// <summary>
    /// 案例中心返回按钮
    /// </summary>
    Button course_task_back_button;

    /// <summary>
    /// 课程uiitem
    /// </summary>
    public List<CourseTaskItem> course_task_items = new List<CourseTaskItem>();

    //public List<CourseTaskItem.CourseTaskItemData> _courseData = new List<CourseTaskItem.CourseTaskItemData>();



    private void Start()
    {
        course_task_back_button.onClick.AddListener(OnCaseCenterBack);
        if (course_task_item_prefab == null) course_task_item_prefab = Resources.Load<CourseTaskItem>("Prefabs/UIItem/CourseTaskItem");

    }

    protected override void OnEnable()
    {
        base.OnEnable();
        GetCourseList();
    }

    /// <summary>
    /// 获取课程列表
    /// </summary>
    public void GetCourseList()
    {
        //清除ui item
        course_task_items.ForEach(item => 
        {
            Destroy(item.gameObject);
        });
        course_task_items.Clear();

        //获取线上课程
        GetCourse(2, a => 
        {
            if(a)
            {
                GetCourse(4,null);
            }
        });


    }

    private void GetCourse(int type, Action<bool> callback)
    {
        string url = IdAddress + ":8080/personal/center/course/list?pageNum=1&pageSize=99&courseModeType="+type + "&appId=" + CallForTest.instance.Appid + "&userId=" + CallForTest.instance.user.userId+ "&courseStatus=1";
        StartCoroutine(Get(url, (flag, _data) =>
        {
            if (flag)
            {
                var _jobject = JObject.Parse(_data);
                var _courseData = JsonConvert.DeserializeObject<List<CourseTaskItem.CourseTaskItemData>>(_jobject["rows"].ToString());
                Debug.Log("课程" + type +"  "+ _courseData.Count);
                //生成item
                for (int i = 0; i < _courseData.Count; i++)
                {
                    CourseTaskItem _case_item = Instantiate(course_task_item_prefab, course_task_item_content);
                    _case_item.Init(_courseData[i]);
                    course_task_items.Add(_case_item);
                }

                if(callback!=null)
                    callback(true);
            }
            else
            {
                Debug.LogError(_data);
                if(callback!=null)
                    callback(false);
            }
        }));
    }
   
   
    
    /// <summary>
    /// 案例中心返回
    /// </summary>
    public void OnCaseCenterBack()
    {
        OnNagetive(true);
    }
}