fix view lots in details of device

device/models.py

@@ -33,6 +33,7 @@ class Device:
         self.hids = []
         self.uuids = []
         self.evidences = []
+        self.lots = []
         self.last_evidence = None
         self.get_last_evidence()
 
@@ -41,6 +42,7 @@ class Device:
         self.get_uuids()
         self.get_hids()
         self.get_evidences()
+        self.get_lots()
         
     def get_annotations(self):
         if self.annotations:
@@ -107,6 +109,9 @@ class Device:
     def last_uuid(self):
         return self.uuids[0]
 
+    def get_lots(self):
+        self.lots = [x.lot for x in DeviceLot.objects.filter(device_id=self.id)]
+
     @classmethod
     def get_unassigned(cls, user):
         chids = DeviceLot.objects.filter(lot__owner=user).values_list("device_id", flat=True).distinct()

device/templates/details.html

@@ -121,7 +121,7 @@
     {% for tag in lot_tags %}
     <h5 class="card-title">{{ tag }}</h5>
 
-    {% for lot in tag.lot_set.filter %}
+    {% for lot in object.lots %}
     {% if lot.type == tag %}
     <div class="row">
       <div class="col">