Improved data ordering in requests and addes ac types CAP10

cntmanage/flightslot/admins/course_adm.py

@@ -1,12 +1,24 @@
 from django.contrib import admin
+from django.db.models.query import QuerySet
+from django.http import HttpRequest
 from django.utils.safestring import SafeText
 
+from ..models.students import Student
 from ..models.courses import Course
 from ..custom.colortag import course_color
      
 class CourseAdmin(admin.ModelAdmin):
-    list_display = ("ctype", "cnumber","color_display", "year")
+    list_display = ("ctype", "cnumber","color_display", "course_students", "year")
     list_filter = ("ctype", "year")
+
+    def get_queryset(self, request: HttpRequest) -> QuerySet:
+        return super().get_queryset(request).order_by("ctype", "cnumber")
+    
+    @admin.display(description="Student Number")
+    def course_students(self, obj: Course) -> SafeText:
+        if not obj.pk:
+            return SafeText("")
+        return SafeText(f"{Student.objects.filter(course = obj.id).count()}")
     
     # Dinamically add color_display property to show a colored dot
     @admin.display(description="Color")