Add feature demo for importing Square transactions to CORE-POS

also allow delete of CORE-POS transactions, for sake of demo

rattail_demo/web/views/corepos/transactions.py

@@ -10,6 +10,8 @@ from corepos.trans.db import model as coretrans
 from .master import CoreMasterView
 from rattail_demo.web.db import CoreTransSession
 
+from rattail_corepos.corepos.importing.square import FromSquareToCoreTrans
+
 
 class TransactionDetailView(CoreMasterView):
     """
@@ -20,6 +22,9 @@ class TransactionDetailView(CoreMasterView):
     model_title = "CORE-POS Transaction Detail"
     url_prefix = '/corepos/transaction-details'
     route_prefix = 'corepos.transaction_details'
+    deletable = True
+    bulk_deletable = True
+    supports_import_batch_from_file = True
 
     labels = {
         'store_row_id': "Store Row ID",
@@ -43,6 +48,11 @@ class TransactionDetailView(CoreMasterView):
         'total',
     ]
 
+    def get_bulk_delete_session(self):
+        from corepos.trans.db import Session as CoreTransSession
+
+        return CoreTransSession()
+
     def configure_grid(self, g):
         super(TransactionDetailView, self).configure_grid(g)
 
@@ -71,6 +81,23 @@ class TransactionDetailView(CoreMasterView):
         f.set_type('discount', 'currency')
         f.set_type('total', 'currency')
 
+    def import_square(self):
+        return self.import_batch_from_file(FromSquareToCoreTrans, 'TransactionDetail',
+                                           importer_host_title="Square CSV")
+
+    @classmethod
+    def defaults(cls, config):
+        route_prefix = cls.get_route_prefix()
+        url_prefix = cls.get_url_prefix()
+        permission_prefix = cls.get_permission_prefix()
+
+        # import from square
+        config.add_route('{}.import_square'.format(route_prefix), '{}/import-square'.format(url_prefix))
+        config.add_view(cls, attr='import_square', route_name='{}.import_square'.format(route_prefix),
+                        permission='{}.import_file'.format(permission_prefix))
+
+        cls._defaults(config)
+
 
 def includeme(config):
     TransactionDetailView.defaults(config)