put the old dhid in the new placeholder device

ereuse_devicehub/migrations/versions/d7ea9a3b2da1_create_placeholders.py

@@ -63,6 +63,9 @@ def clone_device(device):
 
     if device.type == "Battery":
         device.size
+
+    old_devicehub_id = device.devicehub_id
+
     dict_device = copy.copy(device.__dict__)
     dict_device.pop('_sa_instance_state')
     dict_device.pop('id', None)
@@ -73,6 +76,8 @@ def clone_device(device):
     dict_device.pop('tags', None)
     dict_device.pop('system_uuid', None)
     new_device = device.__class__(**dict_device)
+    new_device.devicehub_id = old_devicehub_id
+    device.devicehub_id = None
     db.session.add(new_device)
 
     if hasattr(device, 'components'):

ereuse_devicehub/resources/documents/device_row.py

@@ -276,7 +276,7 @@ class DeviceRow(BaseDeviceRow):
                 software=snapshot.software.name, version=snapshot.version
             )
         # General information about device
-        self['DHID'] = device.devicehub_id
+        self['DHID'] = self.placeholder.device.devicehub_id
         self['DocumentID'] = self.document_id
         self['Public Link'] = '{url}{id}'.format(
             url=url_for('Device.main', _external=True), id=device.devicehub_id

ereuse_devicehub/templates/inventory/device_detail.html

@@ -34,7 +34,7 @@
 
             {% if placeholder.binding %}
             <li class="nav-item">
-              <a class="nav-link" href="{{ url_for('inventory.device_details', id=placeholder.binding.devicehub_id) }}">Workbench device</a>
+              <a class="nav-link" href="{# url_for('inventory.device_details', id=placeholder.binding.devicehub_id) #}">Workbench device</a>
             </li>
             {% endif %}