using SimpleJSON;
using System;
using System.Collections.Generic;
using System.Reflection;
using TMPro;
using UnityEngine;
using UnityEngine.UI;
using WS;

[ObjectSystem]
public class MainMenuControllerUpdateSystem : UpdateSystem<MainMenuController>
{
    public override void Update(MainMenuController self)
    {
        self.Update();
    }
}
public class MainMenuController : Controller<MainMenuView, MainMenuModel>
{
    List<CoursType> courses = new List<CoursType>
    {
        CoursType.中药检索,
        CoursType.中药学古文献,
        CoursType.药物采集,
        CoursType.药物炮制,
        CoursType.药物化学,
        CoursType.药物药理,
        CoursType.中药药剂,
        CoursType.中药资源与鉴定,
        CoursType.中药质量控制与分析,
        CoursType.药事管理法规,
        CoursType.中医药方剂
    };
    protected override void BindingViewModel()
    {
        _Model.currentPageIndex.Value = 1;
        refreshCourseList();
        ToggleGroupAddListener();
        _Model.Bind(_View.nextPageBtn,NextBtnClick);
        _Model.Bind(_View.lastPageBtn, LastBtnClick);
    }
    public override void OpenView()
    {
        base.OpenView();
    }
    public void Update()
    {
        if (_Model.currentPageIndex.Value == Math.Ceiling((double)courses.Count / 6))
        {
            _View.nextPageBtn.interactable = false;
        }
        else
        {
            _View.nextPageBtn.interactable = true;
        }

        if (_Model.currentPageIndex.Value == 1)
        {
            _View.lastPageBtn.interactable = false;
        }
        else
        {
            _View.lastPageBtn.interactable = true;
        }
    }
    void NextBtnClick()
    {
        _Model.currentPageIndex.Value++;
        refreshCourseList() ;
    }
    void LastBtnClick()
    {
        _Model.currentPageIndex.Value--;
        refreshCourseList() ;
    }
    void refreshCourseList()
    {

        ReferenceCollector[] rcArray = _View.group.GetComponentsInChildren<ReferenceCollector>();
        for (int i = 0; i < rcArray.Length; i++)
        {
            int courseIndex = (_Model.currentPageIndex.Value - 1)*6+i;
            if (courseIndex>=courses.Count)
            {
                rcArray[i].GetComponent<CanvasGroup>().alpha = 0;
            }
            else
            {
                rcArray[i].GetComponent<CanvasGroup>().alpha=1;
                rcArray[i].GetComponent<TextMeshProUGUI>("Index").text = courseIndex.ToString();
                rcArray[i].GetComponent<TextMeshProUGUI>("CourseName").text = courses[courseIndex].ToString();
            }

        }
    }
    void ToggleGroupAddListener()
    {
        Toggle[] toggles = _View.group.GetComponentsInChildren<Toggle>();
        for (int i = 0; i < toggles.Length; i++)
        {
            var index = i;
            var rc = toggles[index].GetComponent<ReferenceCollector>();
            rc.GetComponent<Button>("EnterBtn").onClick.AddListener(OnEnterBtnClick);
            toggles[index].onValueChanged.AddListener((isOn) =>
            {
                if (isOn)
                {
                    _Model.onSelectCourse.Value = courses[index];
                }

                Color color;
                ColorUtility.TryParseHtmlString("#FFDC63",out color);
                rc.GetComponent<TextMeshProUGUI>("Index").color=isOn?color:Color.black;
                rc.GetComponent<TextMeshProUGUI>("CourseName").color = isOn ? color : Color.black;
                rc.Get<GameObject>("EnterBtn").SetActive(isOn);
                toggles[index].GetComponent<Canvas>().sortingOrder = isOn?1001:1000;
            });
        }
        toggles[0].isOn = true;
    }
    void OnEnterBtnClick()
    {
        CloseView();
        if (_Model.onSelectCourse.Value==CoursType.中药检索)
        {
            SearchViewController searchView = FacadeComponent.Instance.CreateController<SearchViewController>();
            searchView.OpenView();
        }
        else
        {
            SearchTypeEntryController controller = FacadeComponent.Instance.CreateController<SearchTypeEntryController>();
            controller.OpenView();
        }
    }
}
public class MainMenuView : View
{
    public Transform group;
    public Button nextPageBtn;
    public Button lastPageBtn;
    List<string> courses = new List<string>
    {
        "中药检索","中药学古文献","药物化学","药物化学","药物化学"
    };
    public override void LoadInit()
    {
        var rc = UIGameObject.GetComponent<ReferenceCollector>();
        group = rc.GetComponent<Transform>("CourseList");
        nextPageBtn = rc.GetComponent<Button>("NextPageBtn");
        lastPageBtn = rc.GetComponent<Button>("LastPageBtn");
    }
    public void InitCourseList()
    {
        //var choiceItemPre = Resources.Load<GameObject>("UI/Common/Course");
        //for (int i = 0; i < courses.Count; i++)
        //{
        //    var choiceItem = GameObject.Instantiate(choiceItemPre, group);
        //    var rc = choiceItem.GetComponent<ReferenceCollector>();

        //    TextMeshProUGUI courseName = rc.GetComponent<TextMeshProUGUI>("CourseName_Normal");
        //    courseName.text = courses[i];
        //    Toggle toggle = choiceItem.GetComponent<Toggle>();
        //    toggle.group = group.GetComponent<ToggleGroup>();
        //}
    }
}
public class MainMenuModel : Model
{
    /// <summary>
    /// 当前页索引
    /// </summary>
    public BindableProperty<int> currentPageIndex;
    /// <summary>
    /// 当前选中课程
    /// </summary>
    public BindableProperty<CoursType> onSelectCourse;
    public override void InitProperty()
    {
        currentPageIndex = CreateProperty<int>();
        onSelectCourse = CreateProperty<CoursType>();
    }
}