доделала формы для мастера. однако!!!!!!! нужно пересмотреть прикольчик с удалением последней пустой строки в грид вью

BeautySalon/BeautySalon/FormMasters.cs

@@ -1,4 +1,5 @@
 using BeautySalonDBModels;
+using BeautySalonDBModels.Implements;
 using BeautySalonDBModels.Models;
 using System;
 using System.Collections.Generic;
@@ -32,17 +33,22 @@ namespace BeautySalon
 
         private void LoadData()
         {
-            var masters = masterDb.GetObjects();
+            List<Master> masters = masterDb.GetObjects();
+            MasterDatabase mdb = new MasterDatabase();
+
+            dataGridView.Rows.Clear();
+
+            if (dataGridView.ColumnCount == 0)
+            {
+                dataGridView.Columns.Add("MasterId", "ID");
+                dataGridView.Columns.Add("Specialisation", "Specialisation");
+                dataGridView.Columns.Add("FIO", "FIO");
+            }
 
             foreach (Master master in masters)
             {
-
+                string specialisationName = mdb.GetNameSpecialisation(master);
-            }
+                dataGridView.Rows.Add(master.MasterId, specialisationName, master.FIO);
-
-
-            if (list != null)
-            {
-                dataGridView.DataSource = list;
             }
         }
 

BeautySalon/BeautySalonDBModels/Implements/MasterDatabase.cs

@@ -82,5 +82,18 @@ namespace BeautySalonDBModels.Implements
             cmd.Parameters.AddWithValue("@id", master.MasterId);
             cmd.ExecuteNonQuery();
         }
+
+        public string GetNameSpecialisation(Master master)
+        {
+            SpecialisationDatabase db = new SpecialisationDatabase();
+            int specId = master.SpecialisationId;
+            List<Specialisation> specialisations = db.GetObjects();
+
+            foreach (Specialisation specialisation in specialisations)
+            {
+                if (specialisation.SpecialisationId == specId) return specialisation.Name.ToString();
+            }
+            return string.Empty;
+        }
     }
 }

BeautySalon/BeautySalonDBModels/Implements/SpecialisationDatabase.cs

@@ -1,10 +1,5 @@
 using BeautySalonDBModels.Models;
 using Npgsql;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
 namespace BeautySalonDBModels.Implements
 {
@@ -80,6 +75,5 @@ namespace BeautySalonDBModels.Implements
             cmd.Parameters.AddWithValue("@SpecialisationId", specialisation.SpecialisationId);
             cmd.ExecuteNonQuery();
         }
-
     }
 }