Revert "chore: now its available to add allowed_students to the group"

This reverts commit 4983b94.

adminpage/api/crud/crud_training.py

@@ -74,15 +74,14 @@ def can_check_in(
     )
     free_places = training.group.capacity - training.checkins.count()
     allowed_medical_groups = training.group.allowed_medical_groups.all()
-    allowed_students = training.group.allowed_students.all()
 
     # All conditions must be True for the student to be able to check in.
     result = (
         free_places > 0 and
         training.start < (time_now + _week_delta) and time_now < training.end and
         (total_hours + training.academic_duration) <= 4 and
         (same_type_hours + training.academic_duration) <= 2 and
-        (student.medical_group in allowed_medical_groups or student in allowed_students) and
+        student.medical_group in allowed_medical_groups and
         training.group.allowed_gender in (student.gender, -1)
     )
 

adminpage/sport/admin/groupAdmin.py

@@ -91,7 +91,6 @@ class GroupAdmin(DefaultFilterMixIn):
         "sport",
         # "trainer",
         'trainers',
-        'allowed_students',
     )
 
     list_filter = (
@@ -129,7 +128,6 @@ class GroupAdmin(DefaultFilterMixIn):
         "trainers",
         "allowed_medical_groups",
         "allowed_gender",
-        "allowed_students",
     )
 
     def get_changeform_initial_data(self, request):

adminpage/sport/models/group.py

@@ -26,7 +26,6 @@ class Group(models.Model):
         default=-1,
         verbose_name="Is a QR required?"
     )
-    allowed_students = models.ManyToManyField('Student', related_name='allowed_groups', blank=True)
 
     class Meta:
         db_table = "group"