🚑️ fix find location history for loans

1 files changed, 9 insertions, 0 deletions

diff --git a/archaeological_finds/models_treatments.py b/archaeological_finds/models_treatments.py
index c332a6aa3..a989f1ef4 100644
--- a/archaeological_finds/models_treatments.py
+++ b/archaeological_finds/models_treatments.py
@@ -741,6 +741,15 @@ class Treatment(
         self._is_current_container_changer, self._is_reference_container_changer = None, None
 
     @property
+    def is_loan(self):
+        if getattr(self, "_is_loan", None) is None:
+            self._is_loan = any(
+                1 for tp in self.treatment_types.all()
+                if not tp.change_reference_location and tp.change_current_location
+            )
+        return self._is_loan
+
+    @property
     def is_loan_return(self):
         if getattr(self, "_is_loan_return", None) is None:
             self._is_loan_return = any(