Expose, start to honor "units only" setting for products

tailbone/templates/products/configure.mako

@@ -50,6 +50,15 @@
       </b-checkbox>
     </b-field>
 
+    <b-field message="If set, then &quot;case size&quot; etc. will not be shown.">
+      <b-checkbox name="rattail.products.units_only"
+                  v-model="simpleSettings['rattail.products.units_only']"
+                  native-value="true"
+                  @input="settingsNeedSaved = true">
+        Products only come in units
+      </b-checkbox>
+    </b-field>
+
   </div>
 
   <h3 class="block is-size-3">Labels</h3>

tailbone/views/batch/importer.py

@@ -2,7 +2,7 @@
 ################################################################################
 #
 #  Rattail -- Retail Software Framework
-#  Copyright © 2010-2020 Lance Edgar
+#  Copyright © 2010-2023 Lance Edgar
 #
 #  This file is part of Rattail.
 #
@@ -41,7 +41,6 @@ class ImporterBatchView(BatchMasterView):
     """
     model_class = model.ImporterBatch
     default_handler_spec = 'rattail.batch.importer:ImporterBatchHandler'
-    model_title_plural = "Import / Export Batches"
     route_prefix = 'batch.importer'
     url_prefix = '/batches/importer'
     template_prefix = '/batch/importer'

tailbone/views/products.py

@@ -2,7 +2,7 @@
 ################################################################################
 #
 #  Rattail -- Retail Software Framework
-#  Copyright © 2010-2022 Lance Edgar
+#  Copyright © 2010-2023 Lance Edgar
 #
 #  This file is part of Rattail.
 #
@@ -1320,20 +1320,26 @@ class ProductView(MasterView):
     def get_context_vendor_sources(self, product):
         app = self.get_rattail_app()
         route_prefix = self.get_route_prefix()
+        units_only = self.products_handler.units_only()
+
+        columns = [
+            'preferred',
+            'vendor',
+            'vendor_item_code',
+            'case_size',
+            'case_cost',
+            'unit_cost',
+            'status',
+        ]
+        if units_only:
+            columns.remove('case_size')
+            columns.remove('case_cost')
 
         factory = self.get_grid_factory()
         g = factory(
             key='{}.vendor_sources'.format(route_prefix),
             data=[],
-            columns=[
-                'preferred',
-                'vendor',
-                'vendor_item_code',
-                'case_size',
-                'case_cost',
-                'unit_cost',
-                'status',
-            ],
+            columns=columns,
             labels={
                 'preferred': "Pref.",
                 'vendor_item_code': "Order Code",
@@ -1348,12 +1354,14 @@ class ProductView(MasterView):
                 'uuid': cost.uuid,
                 'preferred': "X" if cost.preference == 1 else None,
                 'vendor_item_code': cost.code,
-                'case_size': app.render_quantity(cost.case_size),
-                'case_cost': app.render_currency(cost.case_cost),
                 'unit_cost': app.render_currency(cost.unit_cost, scale=4),
                 'status': "discontinued" if cost.discontinued else "available",
             }
 
+            if not units_only:
+                source['case_size'] = app.render_quantity(cost.case_size)
+                source['case_cost'] = app.render_currency(cost.case_cost)
+
             text = six.text_type(cost.vendor)
             if link_vendor:
                 url = self.request.route_url('vendors.view', uuid=cost.vendor.uuid)
@@ -2145,6 +2153,9 @@ class ProductView(MasterView):
             {'section': 'rattail',
              'option': 'products.convert_type2_for_gpc_lookup',
              'type': bool},
+            {'section': 'rattail',
+             'option': 'products.units_only',
+             'type': bool},
 
             # labels
             {'section': 'tailbone',