Add tender importer from CORE; apply tender in CORE POS batch

still some work to be done yet but getting there

rattail_corepos/importing/corepos/db.py

@@ -65,6 +65,7 @@ class FromCOREPOSToRattail(importing.FromSQLAlchemyHandler, importing.ToRattailH
 
     def get_importers(self):
         importers = OrderedDict()
+        importers['Tender'] = TenderImporter
         importers['Vendor'] = VendorImporter
         importers['Department'] = DepartmentImporter
         importers['Subdepartment'] = SubdepartmentImporter
@@ -87,6 +88,26 @@ class FromCOREPOS(importing.FromSQLAlchemy):
     """
 
 
+class TenderImporter(FromCOREPOS, corepos_importing.model.TenderImporter):
+    """
+    Importer for tender data from CORE POS.
+    """
+    host_model_class = corepos.Tender
+    key = 'corepos_id'
+    supported_fields = [
+        'corepos_id',
+        'code',
+        'name',
+    ]
+
+    def normalize_host_object(self, tender):
+        return {
+            'corepos_id': tender.tender_id,
+            'code': tender.tender_code,
+            'name': tender.tender_name,
+        }
+
+
 class VendorImporter(FromCOREPOS, corepos_importing.model.VendorImporter):
     """
     Importer for vendor data from CORE POS.

rattail_corepos/importing/model.py

@@ -122,6 +122,15 @@ class SubdepartmentImporter(importing.model.SubdepartmentImporter):
     }
 
 
+class TenderImporter(importing.model.TenderImporter):
+
+    extensions = {
+        '_corepos': [
+            'corepos_id',
+        ],
+    }
+
+
 class VendorImporter(importing.model.VendorImporter):
 
     extensions = {