struct&&assiQues

Entities/Contracts/Textbook/KeyPoint.cs

@@ -0,0 +1,36 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Entities.Contracts
+{
+	[Table("key_point")]
+	public class KeyPoint
+	{
+		[Key]
+		public Guid Id { get; set; }
+
+		[StringLength(255)]
+		public string Key { get; set; } = string.Empty;
+
+		
+		[Required]
+		public Guid LessonID { get; set; }
+
+		[ForeignKey(nameof(LessonID))]
+		public Lesson Lesson { get; set; }
+
+
+		public ICollection<Question> Questions { get; set; }
+
+		public KeyPoint()
+		{
+			Id = Guid.NewGuid();
+			Questions = new HashSet<Question>();
+		}
+	}
+}