Add common base for commands which import straight to CORE op/trans DB

rattail_corepos/corepos/office/commands.py

@@ -111,6 +111,32 @@ class Anonymize(commands.Subcommand):
                            message="Anonymizing all member data")
 
 
+class CoreDBImportSubcommand(commands.ImportSubcommand):
+    """
+    Base class for commands which import straight to CORE DB
+    """
+
+    def add_parser_args(self, parser):
+        super().add_parser_args(parser)
+
+        parser.add_argument('--corepos-dbtype', metavar='TYPE', default='office_op',
+                            choices=['office_op', 'office_trans'],
+                            help="Config *type* for CORE-POS database engine to which data "
+                            "should be written.  Default type is 'office_op' - this determines "
+                            "which config section is used with regard to the --corepos-dbkey arg.")
+
+        parser.add_argument('--corepos-dbkey', metavar='KEY', default='default',
+                            help="Config key for CORE-POS database engine to which data should "
+                            "be written.  This key must be defined in the config section as "
+                            "determiend by the --corpos-dbtype arg.")
+
+    def get_handler_kwargs(self, **kwargs):
+        if 'args' in kwargs:
+            kwargs['corepos_dbtype'] = kwargs['args'].corepos_dbtype
+            kwargs['corepos_dbkey'] = kwargs['args'].corepos_dbkey
+        return kwargs
+
+
 class ExportLaneOp(commands.ImportSubcommand):
     """
     Export "op" data from CORE Office to CORE Lane

rattail_corepos/corepos/office/importing/db/model.py

@@ -34,7 +34,7 @@ CORE-POS model importers (direct DB)
 import logging
 
 from corepos.db.office_op import model as corepos, Session as CoreSession
-from corepos.db.office_trans import model as coretrans
+from corepos.db.office_trans import model as coretrans, Session as CoreTransSession
 
 from rattail import importing
 from rattail.importing.handlers import ToSQLAlchemyHandler
@@ -47,12 +47,27 @@ class ToCoreHandler(ToSQLAlchemyHandler):
     """
     Base class for import handlers which target a CORE database on the local side.
     """
-    generic_local_title = 'CORE Office (DB "op")'
-    local_title = 'CORE Office (DB "op")'
+    # TODO: should change local_key in all apps! since dbtype can vary now
     local_key = 'corepos_db_office_op'
+    generic_local_title = "CORE Office (DB)"
+    corepos_dbtype = 'office_op'
+    corepos_dbkey = 'default'
+
+    @property
+    def local_title(self):
+        dbtype = 'op'
+        if self.corepos_dbtype == 'office_trans':
+            dbtype = 'trans'
+        return f"CORE Office (DB '{dbtype}')"
 
     def make_session(self):
-        return CoreSession()
+
+        # session type depends on the --corepos-dbtype arg
+        if self.corepos_dbtype == 'office_trans':
+            return CoreTransSession(bind=self.config.coretrans_engines[self.corepos_dbkey])
+
+        # assume office_op by default
+        return CoreSession(bind=self.config.corepos_engines[self.corepos_dbkey])
 
 
 class ToCore(importing.ToSQLAlchemy):
@@ -270,6 +285,13 @@ class HouseCouponImporter(ToCore):
 # CORE Transactions
 ########################################
 
+class StockPurchaseImporter(ToCoreTrans):
+    """
+    CORE-POS stock purchase data importer.
+    """
+    model_class = coretrans.StockPurchase
+
+
 class TransactionDetailImporter(ToCoreTrans):
     """
     CORE-POS transaction data importer.