EquipmentAddVM.cs
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using CommunityToolkit.Mvvm.ComponentModel;
using CommunityToolkit.Mvvm.Input;
using HHECS.DAQClient.DataAccess;
using HHECS.EquipmentModel;
using System.Collections.ObjectModel;
using MessageBox = HandyControl.Controls.MessageBox;
namespace HHECS.DAQClient.ViewModel.EquipmentVM
{
public partial class EquipmentAddVM : ObservableObject
{
[ObservableProperty]
private Equipment equipment = new Equipment();
[ObservableProperty]
private ObservableCollection<EquipmentType> equipmentTypes = new ObservableCollection<EquipmentType>();
private readonly DataContext _context;
public EquipmentAddVM(DataContext context)
{
_context = context;
InitialData();
}
private void InitialData()
{
try
{
var result = _context.EquipmentType.Where(x => true).ToList();
EquipmentTypes = new ObservableCollection<EquipmentType>(result);
}
catch (Exception ex)
{
MessageBox.Error($"加载数据失败.{ex.Message}");
}
}
[RelayCommand]
public void Save()
{
try
{
if (Equipment.EquipmentTypeId == default)
{
MessageBox.Warning($"请选择设备类型！");
return;
}
var equipmentPropTemps = _context.EquipmentTypePropTemplate.Where(x => x.EquipmentTypeId == Equipment.EquipmentTypeId).ToList();
if (equipmentPropTemps.Count == 0)
{
MessageBox.Warning($"当前选择的设备类型模板数据为空！");
return;
}
Equipment.Created = DateTime.Now;
_context.Equipment.Add(Equipment);
_context.SaveChanges();
var equipmentId = _context.Equipment.Where(x => x.Code == Equipment.Code).First(x => x.Id);
var equipmentProps = equipmentPropTemps.Select(x => new EquipmentProp
{
EquipmentId = equipmentId,
EquipmentTypePropTemplateId = x.Id,
EquipmentTypePropTemplateCode = x.Code,
ServerHandle = 0,
Address = x.Address,
Value = string.Empty,
Remark = x.Name,
Created = DateTime.Now,
}).ToList();
_context.EquipmentProp.AddRange(equipmentProps);
_context.SaveChanges();
MessageBox.Success($"新增设备数据成功");
}
catch (Exception ex)
{
MessageBox.Error($"新增数据失败.{ex.Message}");
}
}
[RelayCommand]
public void Cancel()
{
}
}
}