first version of send mail with dummy backend and confirm action

cntmanage/flightslot/admins/student_adm.py

@@ -10,13 +10,15 @@ from import_export.tmp_storages import CacheStorage
 from import_export.resources import ModelResource
 from import_export.forms import ConfirmImportForm, ImportForm
 
-from django_admin_action_forms import AdminActionFormsMixin, AdminActionForm, action_with_form
+from django_admin_action_forms import AdminActionFormsMixin, AdminActionForm, ActionForm, action_with_form
+from admin_confirm import AdminConfirmMixin, confirm_action
 
 from ..models.aircrafts import AircraftTypes
 from ..models.courses import Course
 from ..models.students import Student
 
 from ..actions.assign_aircraft import assign_aircraft
+from ..actions.send_email import send_mail_password
 
 from ..custom.colortag import course_color
 
@@ -64,17 +66,19 @@ class ChangeCourseForm(AdminActionForm):
 class ChangeAircraftForm(AdminActionForm):
     aircrafts = TypedMultipleChoiceField(choices=AircraftTypes)
 
-class StudentAdmin(ImportMixin, AdminActionFormsMixin, admin.ModelAdmin):
+
+class StudentAdmin(ImportMixin, AdminConfirmMixin, AdminActionFormsMixin, admin.ModelAdmin):
     model = Student
     list_display = ("surname", "name", "course", "course_color", "email", "phone", "username", "password", "active", )
     list_filter = ("course", "active", )
     search_fields = ("surname", "name", "phone", "email", )
-    actions = ("change_course", "deactivate_students", "change_aircraft", )
+    actions = ("change_course", "deactivate_students", "change_aircraft", "send_mail", )
     resource_classes = [StudentResource]
     confirm_form_class = StudentCustomConfirmImportForm
     tmp_storage_class = CacheStorage
     skip_admin_log = True
 
+    
     @admin.display(description="Color")
     def course_color(self, obj: Student) -> SafeText:
         if not obj.course:
@@ -111,6 +115,11 @@ class StudentAdmin(ImportMixin, AdminActionFormsMixin, admin.ModelAdmin):
         i, ac_types = assign_aircraft(queryset=queryset, data=data)
         messages.success(request, f"{i} Students updated to {ac_types}")
 
+    @admin.action(description="Send Access Credentials e-mail")
+    @confirm_action
+    def send_mail(self, request: HttpRequest, queryset: QuerySet[Student], data: Any) -> None:
+        send_mail_password(request=request, queryset=queryset)
+
     # Return the initial form for import confirmations, request course to user
     def get_confirm_form_initial(self, request: HttpRequest, import_form) -> Dict[str, Any]:
         initial: Dict[str, Any] = super().get_confirm_form_initial(request, import_form)