Убрал лишнее перечисление

ProjectPassengerTransportation/ProjectPassengerTransportation/Entities/Bus.cs

@@ -8,15 +8,15 @@ public class Bus
 
     public string LicensePlate { get; private set; } = string.Empty;
 
-    public BusType Type { get; private set; }
+    public string Model { get; private set; } = string.Empty;
 
-    public static Bus CreateEntity(int id, string licensePlate, BusType type)
+    public static Bus CreateEntity(int id, string licensePlate, string model)
     {
         return new Bus
         {
             Id = id,
             LicensePlate = licensePlate,
-            Type = type
+            Model = model
         };
     }
 }

ProjectPassengerTransportation/ProjectPassengerTransportation/Entities/Enums/BusType.cs

@@ -1,10 +0,0 @@
-namespace ProjectPassengerTransportation.Entities.Enums;
-
-public enum BusType
-{
-    None = 0,
-
-    Bus = 1,
-
-    Minibus = 2
-}

ProjectPassengerTransportation/ProjectPassengerTransportation/Forms/FormBus.Designer.cs

@@ -33,7 +33,7 @@
             labelBusTypeName = new Label();
             buttonSave = new Button();
             buttonCancel = new Button();
-            comboBoxBusType = new ComboBox();
+            textBoxModel = new TextBox();
             SuspendLayout();
             // 
             // labelLicensePlate
@@ -84,21 +84,20 @@
             buttonCancel.UseVisualStyleBackColor = true;
             buttonCancel.Click += ButtonCancel_Click;
             // 
-            // comboBoxBusType
+            // textBoxModel
             // 
-            comboBoxBusType.DropDownStyle = ComboBoxStyle.DropDownList;
+            textBoxModel.Location = new Point(231, 96);
-            comboBoxBusType.FormattingEnabled = true;
+            textBoxModel.MaxLength = 10;
-            comboBoxBusType.Location = new Point(231, 96);
+            textBoxModel.Name = "textBoxModel";
-            comboBoxBusType.Name = "comboBoxBusType";
+            textBoxModel.Size = new Size(240, 35);
-            comboBoxBusType.Size = new Size(240, 38);
+            textBoxModel.TabIndex = 8;
-            comboBoxBusType.TabIndex = 8;
             // 
             // FormBus
             // 
             AutoScaleDimensions = new SizeF(12F, 30F);
             AutoScaleMode = AutoScaleMode.Font;
             ClientSize = new Size(506, 226);
-            Controls.Add(comboBoxBusType);
+            Controls.Add(textBoxModel);
             Controls.Add(buttonCancel);
             Controls.Add(buttonSave);
             Controls.Add(labelBusTypeName);
@@ -118,6 +117,6 @@
         private Label labelBusTypeName;
         private Button buttonSave;
         private Button buttonCancel;
-        private ComboBox comboBoxBusType;
+        private TextBox textBoxModel;
     }
 }

ProjectPassengerTransportation/ProjectPassengerTransportation/Forms/FormBus.cs

@@ -23,7 +23,7 @@ namespace ProjectPassengerTransportation.Forms
                     }
 
                     textBoxLicensePlate.Text = bus.LicensePlate;
-                    comboBoxBusType.SelectedItem = bus.Type;
+                    textBoxModel.Text = bus.Model;
                     _busId = value;
                 }
                 catch (Exception ex)
@@ -38,14 +38,13 @@ namespace ProjectPassengerTransportation.Forms
         {
             InitializeComponent();
             _busRepository = busRepository ?? throw new ArgumentNullException(nameof(busRepository));
-            comboBoxBusType.DataSource = Enum.GetValues(typeof(BusType));
         }
 
         private void ButtonSave_Click(object sender, EventArgs e)
         {
             try
             {
-                if (string.IsNullOrWhiteSpace(textBoxLicensePlate.Text) || comboBoxBusType.SelectedIndex < 1)
+                if (string.IsNullOrWhiteSpace(textBoxLicensePlate.Text) || string.IsNullOrWhiteSpace(textBoxModel.Text))
                 {
                     throw new Exception("Имеются незаполненные поля");
                 }
@@ -69,6 +68,6 @@ namespace ProjectPassengerTransportation.Forms
 
         private void ButtonCancel_Click(object sender, EventArgs e) => Close();
 
-        private Bus CreateBus(int id) => Bus.CreateEntity(id, textBoxLicensePlate.Text, (BusType)comboBoxBusType.SelectedItem!);
+        private Bus CreateBus(int id) => Bus.CreateEntity(id, textBoxLicensePlate.Text, textBoxModel.Text);
     }
 }

ProjectPassengerTransportation/ProjectPassengerTransportation/Repositories/Implementations/BusRepository.cs

@@ -17,7 +17,7 @@ public class BusRepository : IBusRepository
 
     public Bus ReadBusById(int busId)
     {
-        return Bus.CreateEntity(0, string.Empty, BusType.None);
+        return Bus.CreateEntity(0, string.Empty, string.Empty);
     }
 
     public IEnumerable<Bus> ReadBuses()