99 lines
2.8 KiB
C#
99 lines
2.8 KiB
C#
using Microsoft.Extensions.DependencyInjection;
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using PMSWPF.Enums;
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using PMSWPF.Models;
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using PMSWPF.ViewModels;
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namespace PMSWPF.Helper;
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public class DataServicesHelper
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{
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/// <summary>
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/// 从设备列表中找到变量表VarTable对象
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/// </summary>
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/// <param name="vtableId">VarTable的ID</param>
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/// <returns>如果找到择返回对象，否则返回null</returns>
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public static VariableTable FindVarTableForDevice(List<Device> devices, int vtableId)
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{
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VariableTable varTable = null;
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foreach (var device in devices)
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{
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varTable = device.VariableTables.FirstOrDefault(v => v.Id == vtableId);
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if (varTable != null)
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return varTable;
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}
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return varTable;
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}
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public static MenuBean FindMenusForDevice(Device device, IEnumerable<MenuBean> menus)
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{
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if (menus == null)
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{
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return null;
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}
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foreach (var menu in menus)
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{
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// 检查当前菜单项是否匹配
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if (menu.Type==MenuType.DeviceMenu && menu.DataId ==device.Id)
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{
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return menu;
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}
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// 递归搜索子菜单
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var foundInSubMenu = FindMenusForDevice(device, menu.Items);
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if (foundInSubMenu != null)
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{
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return foundInSubMenu;
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}
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}
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return null;
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}
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/// <summary>
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/// 给菜单排序
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/// </summary>
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/// <param name="menu"></param>
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public static void SortMenus(MenuBean menu)
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{
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if (menu.Items == null || menu.Items.Count() == 0)
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return;
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menu.Items.Sort((a, b) =>
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a.Type.ToString().Length.CompareTo(b.Type.ToString().Length)
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);
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foreach (var menuItem in menu.Items)
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{
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SortMenus(menuItem);
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}
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}
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public static ViewModelBase GetMainViewModel(string name)
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{
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ViewModelBase navgateVM = App.Current.Services.GetRequiredService<HomeViewModel>();
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switch (name)
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{
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case "主页":
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navgateVM = App.Current.Services.GetRequiredService<HomeViewModel>();
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break;
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case "设备":
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navgateVM = App.Current.Services.GetRequiredService<DevicesViewModel>();
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break;
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case "Mqtt服务器":
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navgateVM = App.Current.Services.GetRequiredService<MqttsViewModel>();
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break;
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case "数据转换":
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navgateVM = App.Current.Services.GetRequiredService<DataTransformViewModel>();
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break;
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case "设置":
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navgateVM = App.Current.Services.GetRequiredService<SettingViewModel>();
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break;
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}
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return navgateVM;
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}
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} |