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JewelryStore/JewerlyStoreView/DataGridViewExtension.cs

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+using System;
+using System.Collections.Generic;
+using JewelryStoreContracts.Attributes;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace JewerlyStoreView
+{
+    public static class DataGridViewExtension
+    {
+        public static void FillAndConfigGrid<T>(this DataGridView grid, List<T>? data)
+        {
+            if (data == null)
+            {
+                return;
+            }
+            grid.DataSource = data;
+
+            var type = typeof(T);
+            var properties = type.GetProperties();
+            foreach (DataGridViewColumn column in grid.Columns)
+            {
+                var property = properties.FirstOrDefault(x => x.Name == column.Name);
+                if (property == null)
+                {
+                    throw new InvalidOperationException($"В типе {type.Name} не найдено свойство с именем {column.Name}");
+                }
+                var attribute = property.GetCustomAttributes(typeof(ColumnAttribute), true)?.SingleOrDefault();
+                if (attribute == null)
+                {
+                    throw new InvalidOperationException($"Не найден атрибут типа ColumnAttribute для свойства {property.Name}");
+                }
+
+                if (attribute is ColumnAttribute columnAttr)
+                {
+                    column.HeaderText = columnAttr.Title;
+                    column.Visible = columnAttr.Visible;
+                    if (columnAttr.IsUseAutoSize)
+                    {
+                        column.AutoSizeMode = (DataGridViewAutoSizeColumnMode)Enum.Parse(typeof(DataGridViewAutoSizeColumnMode), columnAttr.GridViewAutoSize.ToString());
+                    }
+                    else
+                    {
+                        column.Width = columnAttr.Width;
+                    }
+                }
+            }
+        }
+    }
+}