feat: adds checks for accepting owner role invite

Author: shreyanshdwivedi

app/api/helpers/role_invite.py

@@ -0,0 +1,20 @@
+import logging
+from app.models import db
+from app.models.role_invite import RoleInvite
+
+def delete_previous_uer(previous_uer):
+    """
+    Delete previous owner before adding one
+    :param previous_uer: User Event Role to be deleted.
+    :return:
+    """
+    role_invite = db.session.query(RoleInvite).filter_by(
+        email=previous_uer.user.email, event_id=previous_uer.event_id, role_name='owner', status='accepted'
+        ).first()
+    db.session.delete(previous_uer)
+    db.session.delete(role_invite)
+    try:
+        db.session.commit()
+    except Exception as e:
+        logging.error('DB Exception! %s' % e)
+        db.session.rollback()

app/api/role_invites.py

@@ -11,6 +11,7 @@
 from app.api.helpers.notification import send_notif_event_role
 from app.api.helpers.permission_manager import has_access
 from app.api.helpers.query import event_query
+from app.api.helpers.role_invite import delete_previous_uer
 from app.api.helpers.utilities import require_relationship
 from app.api.schema.role_invites import RoleInviteSchema
 from app.models import db
@@ -165,6 +166,9 @@ def accept_invite():
             if not user.is_verified:
                 user.is_verified = True
                 save_to_db(user, 'User verified')
+            if role_invite.role_name == 'owner':
+                previous_uer = UsersEventsRoles.query.filter_by(event=event).filter_by(role=role).first()
+                delete_previous_uer(previous_uer)
 
     return jsonify({
         "email": user.email,