GREG-103: Fixing issue where passport information was not saved

greg/models.py

@@ -83,6 +83,14 @@ class Person(BaseModel):
             type=Identity.IdentityType.NORWEGIAN_NATIONAL_ID_NUMBER
         ).first()
 
+    @property
+    def passport(self) -> Optional["Identity"]:
+        """The person's passport if they have one registered.
+        This property was introduced to make updating of passport easier when the guest registers himself."""
+        return self.identities.filter(
+            type=Identity.IdentityType.PASSPORT_NUMBER
+        ).first()
+
     @property
     def is_registered(self) -> bool:
         """