fix with last lot incoming

ereuse_devicehub/inventory/views.py

@@ -1071,22 +1071,18 @@ class ExportsView(View):
         if not erasures or customer_details:
             return my_data, customer_details
 
-        init = erasures[0].device.get_set_lots()
-        for e in erasures:
-            init = init.intersection(e.device.get_set_lots())
+        lots = {erasures[0].device.get_last_incoming_lot()}
+        for e in erasures[1:]:
+            lots.add(e.device.get_last_incoming_lot())
 
-        if not len(init):
+        if len(lots) != 1:
             return my_data, customer_details
 
-        lots = sorted(list(init), key=lambda x: x.created)
-        lots.reverse()
-        for lot in lots:
+        lot = lots.pop()
         try:
             customer_details = lot.transfer.customer_details
-                if customer_details:
-                    return my_data, customer_details
         except Exception:
-                continue
+            pass
 
         return my_data, customer_details
 

ereuse_devicehub/resources/device/models.py

@@ -1021,18 +1021,24 @@ class Device(Thing):
 
         return
 
-    def get_set_lots(self):
+    def get_last_incoming_lot(self):
+        lots = list(self.lots)
         if hasattr(self, "orphan") and self.orphan:
+            lots = list(self.lots)
             if self.binding:
-                return set(self.binding.device.lots)
-            return set(self.lots)
+                lots = list(self.binding.device.lots)
 
-        if hasattr(self, "parent") and self.parent:
+        elif hasattr(self, "parent") and self.parent:
+            lots = list(self.parent.lots)
             if self.parent.binding:
-                return set(self.parent.binding.device.lots)
-            return set(self.parent.lots)
+                lots = list(self.parent.binding.device.lots)
 
-        return set(self.lots)
+        lots = sorted(lots, key=lambda x: x.created)
+        lots.reverse()
+        for lot in lots:
+            if lot.is_incoming:
+                return lot
+        return None
 
     def __lt__(self, other):
         return self.id < other.id

ereuse_devicehub/templates/inventory/erasure.html

@@ -161,7 +161,7 @@
           {% if erasure_hosts %}
           <tr style="padding-top:5px;">
             <td style="width:20%;">
-              <span>SNs; of sanitization server {{ erasure_hosts|length }}:</span>
+              <span>SNs of sanitization server:</span>
             </td>
             <td style="width:80%;">
             {% for e in erasure_hosts %}