149 lines
4.7 KiB
Python
149 lines
4.7 KiB
Python
# -*- coding: utf-8; -*-
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################################################################################
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#
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# Rattail -- Retail Software Framework
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# Copyright © 2010-2023 Lance Edgar
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#
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# This file is part of Rattail.
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#
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# Rattail is free software: you can redistribute it and/or modify it under the
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# terms of the GNU General Public License as published by the Free Software
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# Foundation, either version 3 of the License, or (at your option) any later
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# version.
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#
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# Rattail is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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# details.
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#
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# You should have received a copy of the GNU General Public License along with
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# Rattail. If not, see <http://www.gnu.org/licenses/>.
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#
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################################################################################
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"""
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POS batch handler, for CORE-POS integration
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"""
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import logging
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from rattail.batch import pos as base
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log = logging.getLogger(__name__)
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class POSBatchHandler(base.POSBatchHandler):
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"""
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Handler for POS batches
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"""
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def describe_execution(self, batch, **kwargs):
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return ("A new transaction will be created in CORE Office, directly "
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"in `dtransactions`, to mirror this batch.")
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def execute(self, batch, progress=None, **kwargs):
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rows = self.get_effective_rows(batch)
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if not rows:
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return True
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self.corepos_handler = self.app.get_corepos_handler()
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self.coretrans = self.corepos_handler.get_model_office_trans()
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self.maxlen_description = self.app.maxlen(self.coretrans.TransactionDetail.description)
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# convert batch rows to `dtransactions` records
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dtransactions = self.normalize_dtransactions(batch, rows, progress)
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if not dtransactions:
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return True
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# commit all to `dtransactions`
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coretrans_session = self.corepos_handler.make_session_office_trans()
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coretrans_session.add_all(dtransactions)
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coretrans_session.commit()
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coretrans_session.close()
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return True
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def normalize_dtransactions(self, batch, rows, progress=None):
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dtransactions = []
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def add(row, i):
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# TODO: row types ugh
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if row.row_type == 'sell':
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d = self.make_d_item(row)
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dtransactions.append(d)
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elif row.row_type == 'badscan':
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d = self.make_d_badscan(row)
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dtransactions.append(d)
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elif row.row_type in ('set_customer', 'swap_customer'):
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d = self.make_d_customer(row)
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dtransactions.append(d)
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self.progress_loop(add, rows, progress,
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message="Normalizing items for CORE-POS transaction")
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return dtransactions
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def make_d_basic(self, batch=None, row=None):
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if not batch and not row:
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raise ValueError("must specify either batch or row")
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if not batch:
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batch = row.batch
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d = self.coretrans.TransactionDetail()
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d.transaction_number = batch.id
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if row and row.timestamp:
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d.date_time = self.app.localtime(row.timestamp, from_utc=True)
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else:
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# nb. batch.created *should* have a value..if not this would be "now"
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d.date_time = self.app.localtime(batch.created, from_utc=True)
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if batch.terminal_id and batch.terminal_id.isdigit():
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d.register_number = int(batch.terminal_id)
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if batch.customer:
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d.card_number = batch.customer.number
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d.quantity = 0
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d.unit_price = 0
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d.discount = 0
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d.total = 0
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# d.voided = False # TODO
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return d
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def make_d_badscan(self, row):
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d = self.make_d_basic(row=row)
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d.upc = row.item_entry
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d.description = 'BADSCAN'
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return d
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def make_d_customer(self, row):
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d = self.make_d_basic(row=row)
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d.upc = 'MEMENTRY'
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d.description = 'CARDNO IN NUMFLAG'
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return d
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def make_d_item(self, row):
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batch = row.batch
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d = self.make_d_basic(batch, row)
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d.upc = row.product.item_id
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d.description = row.product.description
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if d.description and len(d.description) > self.maxlen_description:
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log.debug("have to truncate this description to %s chars (it has %s): %s",
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self.maxlen_description, len(d.description), d.description)
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d.description = d.description[:self.maxlen_description]
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d.quantity = row.quantity
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d.unit_price = row.txn_price
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d.reg_price = row.reg_price
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d.total = row.sales_total
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# d.voided = False # TODO
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return d
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