Adding equipment works

ViewModels/Basic/EquipmentViewModel.cs

@@ -0,0 +1,58 @@
+using System;
+using System.Collections.ObjectModel;
+using System.IO;
+using System.Linq;
+using Avalonia.Media.Imaging;
+using CommunityToolkit.Mvvm.ComponentModel;
+using GazpromApp.Models;
+
+namespace GazpromApp.ViewModels;
+
+public partial class EquipmentViewModel : ViewModelBase
+{
+    [ObservableProperty]
+    private string? _name;
+    
+    [ObservableProperty]
+    private string? _description;
+    
+    [ObservableProperty]
+    private ImageViewModel? _image;
+    
+    public ObservableCollection<PropertyViewModel> Properties { get; set; }
+
+    public ObservableCollection<InspectionViewModel> Inspections { get; set; }
+    
+    [ObservableProperty]
+    private string _nearestInspection;
+
+    public EquipmentViewModel()
+    {
+        Name = string.Empty;
+        Description = string.Empty;
+        Image = null;
+        Properties = [];
+        Inspections = [];
+        NearestInspection = DateTime.Now.ToLongDateString();
+    }
+
+    public EquipmentViewModel(Equipment equipment)
+    {
+        Name = equipment.Name;
+        Description = equipment.Description;
+        Image = new ImageViewModel(equipment.Image ?? new Image());
+        Properties = new ObservableCollection<PropertyViewModel>(equipment.Properties.Select(e => new PropertyViewModel(e)));
+        Inspections = new ObservableCollection<InspectionViewModel>(equipment.Inspections.Select(e => new InspectionViewModel(e)));
+        NearestInspection = DateTime.Now.ToLongDateString();
+    }
+
+    public Equipment GetEquipment()
+    {
+        return new Equipment()
+        {
+            Name = Name,
+            Description = Description,
+            Image = Image?.GetImage(),
+        };
+    }
+}