Another fixation.

TransportCompany/TransportCompamyMongoDBImplementer/Implements/TruckingStorage.cs

@@ -62,7 +62,8 @@ namespace TransportCompamyMongoDBImplementer.Implements
 
 			var truckingCollection = context.ConnectToMongo<Trucking>("trucking");
 
-			return truckingCollection.Find(x => !string.IsNullOrEmpty(model.MongoId) && x.Id == model.MongoId)
+			//не забудь, что тут сделал исправление для поиска по id клиента в MongoDB
+			return truckingCollection.Find(x => x.Client.Id == model.MongoId)
 				.ToList()
 				.Select(x => x.GetViewModel)
 				.ToList();

TransportCompany/TransportCompany/FormCreateTransport.cs

@@ -50,6 +50,7 @@ namespace TransportCompany
 					if (view != null)
 					{
 						textBoxTransport.Text = view.Tranport;
+						textBoxTypeTransportation.Text = view.TransportationType;
 					}
 				}
 				catch (Exception ex)

TransportCompany/TransportCompany/FormTrucking.cs

@@ -29,6 +29,7 @@ namespace TransportCompany
 			_logger = logger;
 			_truckingLogic = truckingLogic;
 			_clientLogic = clientLogic;
+			_mongo = false;
 		}
 
 		private void FormMain_Load(object sender, EventArgs e)
@@ -70,7 +71,16 @@ namespace TransportCompany
 				if (listClients != null)
 				{
 					comboBoxEmails.DisplayMember = "Email";
+
+					if (_mongo)
+					{
+						comboBoxEmails.ValueMember = "MongoId";
+					}
+					else
+					{
 						comboBoxEmails.ValueMember = "Id";
+					}
+
 					comboBoxEmails.DataSource = listClients;
 					comboBoxEmails.SelectedItem = null;
 				}
@@ -103,6 +113,8 @@ namespace TransportCompany
 
 			if (service is FormTransport form)
 			{
+				form.SetMongo = _mongo;
+
 				form.ShowDialog();
 				LoadData();
 			}
@@ -179,10 +191,17 @@ namespace TransportCompany
 				LoadData();
 			}
 			else
+			{
+				if (_mongo)
+				{
+					dataGridView.DataSource = _truckingLogic.ReadList(new TruckingSearchModel { MongoId = comboBoxEmails.SelectedValue.ToString() });
+				}
+				else
 				{
 					dataGridView.DataSource = _truckingLogic.ReadList(null).Where(x => x.ClientId == comboBoxEmails.SelectedIndex).ToList();
 				}
 			}
+		}
 
 		private void CheckBoxSorted_CheckedChanged(object sender, EventArgs e)
 		{
@@ -239,6 +258,7 @@ namespace TransportCompany
 			}
 		}*/
 
+		//ïåðåäà÷à äàííûõ èç Postgresql â MongoDB
 		private void TransferDataToolStripMenuItem_Click(object sender, EventArgs e)
 		{
 			var service = Program.ServiceProvider?.GetService(typeof(FormTransferData));
@@ -249,6 +269,7 @@ namespace TransportCompany
 			}
 		}
 
+		//ðàáîòà ñ Postgresql
 		private void StartPostgresqlToolStripMenuItem_Click(object sender, EventArgs e)
 		{
 			_mongo = false;
@@ -261,6 +282,7 @@ namespace TransportCompany
 			LoadData();
 		}
 
+		//ðàáîòà ñ MongoBD
 		private void StartMongoDBToolStripMenuItem_Click(object sender, EventArgs e)
 		{
 			_mongo = true;