Kepler-Release/Venus/Venus_MainPages/ViewModels/RoleViewModel.cs

using Prism.Commands;
using Prism.Mvvm;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.Linq;
using Venus_Core;
using Venus_Unity;
using RoleDefine = Venus_MainPages.Roles.RoleDefine;
using Menu = Venus_MainPages.Roles.Menu;
using Venus_MainPages.Views;
using Venus_MainPages.Roles;
using System.Windows.Data;
using WPF.Themes.UserControls;
using System.IO;

namespace Venus_MainPages.ViewModels
{
    internal class RoleViewModel : BindableBase
    {
        #region 私有属性
        List<VenusMenu> m_venusMenus = new List<VenusMenu>();
        //ObservableCollection<Menu> m_Menus = new ObservableCollection<Menu>();
        ICollectionView vm;
        ObservableCollection<string> m_Roles = new ObservableCollection<string>();

        ObservableCollection<RoleDefine> m_RoleDefines = new ObservableCollection<RoleDefine>();
        private bool firstLoad = true;
        private RoleView roleView;

        private RoleDefine m_CurrentRoleDefine;
        #endregion

        #region 依赖项属性
        public List<VenusMenu> VenusMenus
        {
            get { return m_venusMenus; }
            set
            {
                SetProperty(ref m_venusMenus, value);
            }
        }
        //public ObservableCollection<Menu> Menus
        //{
        //    get { return m_Menus; }
        //    set
        //    {
        //        SetProperty(ref m_Menus, value);
        //    }
        //}
        public ObservableCollection<string> Roles 
        {
            get
            {
                return m_Roles; 
            }
            set 
            {
                SetProperty(ref m_Roles, value);
            }
        }
        public ObservableCollection<RoleDefine> RoleDefines
        {
            get { return m_RoleDefines; }
            set 
            {
                SetProperty(ref m_RoleDefines, value);
            }
        }
        public RoleDefine CurrentRoleDefine
        {
            get { return m_CurrentRoleDefine; }
            set
            {
                SetProperty(ref m_CurrentRoleDefine, value);
            }
        }
        #endregion

        #region 命令
        private DelegateCommand _SaveCommand;
        public DelegateCommand SaveCommand =>
            _SaveCommand ?? (_SaveCommand = new DelegateCommand(OnSave));

        private DelegateCommand<Object> _LoadedCommand;
        public DelegateCommand<Object> LoadedCommand =>
            _LoadedCommand ?? (_LoadedCommand = new DelegateCommand<Object>(OnLoaded));
        #endregion



        public RoleViewModel()
        {
            string configPath = "";
            if (File.Exists($"Config/UIMenu.json"))
            {
                configPath = $"Config/UIMenu.json";
            }
            else if (File.Exists($"Config/Menu.json"))
            {
                configPath = $"Config/Menu.json";
            }
            else
            {
                //WPFMessageBox.ShowError("未发现UI Config配置文件，退出UI");
            }
            RoleDefines = SerializeHelper.Instance.ReadFromJsonFile<ObservableCollection<RoleDefine>>(configPath);

            for (int i = 0; i < RoleDefines.Count; i++)
            {
                Roles.Add(RoleDefines[i].RoleName);
            } 
            //Roles.Add("Manager");
            //Roles.Add("Engineer");
            //Roles.Add("Technician");
            //Roles.Add("Operator");


        }
        private void OnSave()
        {
            //for (int i = 0; i < RoleDefines.Count; i++)
            //{
            //    for (int j = 0; j < RoleDefines[i].Menus.Count; j++)
            //    {
            //        RoleDefines[i].Menus[j].Permission = MenuPermission.ReadWrite;
            //    } 
            //}
            SerializeHelper.Instance.WriteToJsonFile<List<RoleDefine>>(RoleDefines.ToList(), "Config/UIMenu.json");
        }

        private void OnLoaded(Object myrecipeView)
        {
            if (firstLoad == true)
            {
                roleView = myrecipeView as RoleView;
                roleView.roleTreeView.SelectedItemChanged += RoleTreeView_SelectedItemChanged;
            }
        }

        private void RoleTreeView_SelectedItemChanged(object sender, System.Windows.RoutedPropertyChangedEventArgs<object> e)
        {
            int index = Roles.IndexOf(e.NewValue.ToString());
            CurrentRoleDefine = RoleDefines[index];

            vm = CollectionViewSource.GetDefaultView(CurrentRoleDefine.Menus);
            vm.GroupDescriptions.Clear();
            vm.GroupDescriptions.Add(new PropertyGroupDescription("FirstMenu"));
        }
    }
}