预演

2026-07-27 12:20:29 +08:00
parent 727a429abf
commit 33ae991e86
16 changed files with 7117 additions and 8 deletions
@@ -50,6 +50,16 @@ public sealed class Course : CatalogEntity
    public CourseNature Nature { get; set; }
    public AssessmentMethod AssessmentMethod { get; set; }
    public string? Description { get; set; }
+    public ICollection<CoursePrerequisite> Prerequisites { get; set; } = [];
+    public ICollection<CoursePrerequisite> RequiredByCourses { get; set; } = [];
+}
+
+public sealed class CoursePrerequisite : EntityBase
+{
+    public Guid CourseId { get; set; }
+    public Course? Course { get; set; }
+    public Guid PrerequisiteCourseId { get; set; }
+    public Course? PrerequisiteCourse { get; set; }
 }

 public sealed class CourseCategory : CatalogEntity