feat: [ACI-729] add badge awarding on course passing (#85)

* feat: [ACI-729] add badge awarding on course passing

* feat: [ACI-729] temporarily fake signal parameters

---------

Co-authored-by: Andrii <andrii.hantkovskyi@raccoongang.com>

credentials/apps/credentials/handlers.py

@@ -0,0 +1,13 @@
+from django.dispatch import receiver
+
+from openedx_events.learning.signals import COURSE_GRADE_NOW_PASSED, CCX_COURSE_GRADE_NOW_PASSED
+
+from apps.badges.signals.signals import BADGE_PROGRESS_COMPLETE
+
+@receiver(COURSE_GRADE_NOW_PASSED)
+def listen_passed_course(sender, *args, **kwargs):
+    BADGE_PROGRESS_COMPLETE.send(sender=sender, username=kwargs.get("user_course_data").user.username, badge_template_id=1)  # temporarily faked badge_template_id
+
+@receiver(CCX_COURSE_GRADE_NOW_PASSED)
+def listen_passed_ccx_course(sender, *args, **kwargs):
+    BADGE_PROGRESS_COMPLETE.send(sender=sender, username='edx', badge_template_id=1)  # temporarily faked badge_template_id and username