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feat: add common base class for dtransactions and similar models

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more work to be done here i'm sure, but this should hopefully be a
conservative change in the right direction
This commit is contained in:
Lance Edgar 2025-01-24 19:14:13 -06:00
parent d21346bbff
commit 97fb0b28cb
6 changed files with 239 additions and 108 deletions
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111
corepos/db/office_trans/model.py
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@ -2,7 +2,7 @@
################################################################################
#
# pyCOREPOS -- Python Interface to CORE POS
# Copyright © 2018-2024 Lance Edgar
# Copyright © 2018-2025 Lance Edgar
#
# This file is part of pyCOREPOS.
#
@ -26,7 +26,8 @@ CORE POS Transaction Data Model
import sqlalchemy as sa
from sqlalchemy import orm
from sqlalchemy.ext.declarative import declared_attr
from corepos.db.common import trans as common
Base = orm.declarative_base()
@ -68,118 +69,20 @@ class EquityLiveBalance(Base):
start_date = sa.Column('startdate', sa.DateTime(), nullable=True)
class TransactionDetailBase:
class DTransactionBase(common.TransactionDetailBase):
"""
Represents a POS transaction detail record.
Base class for ``dtransactions`` and similar models.
"""
# store
store_row_id = sa.Column(sa.Integer(), primary_key=True, nullable=False)
store_id = sa.Column(sa.Integer(), nullable=True, default=0)
# register
register_number = sa.Column('register_no', sa.Integer(), nullable=True)
pos_row_id = sa.Column(sa.Integer(), nullable=True)
# txn
transaction_id = sa.Column('trans_id', sa.Integer(), nullable=True)
transaction_number = sa.Column('trans_no', sa.Integer(), nullable=True)
transaction_type = sa.Column('trans_type', sa.String(length=1), nullable=True)
transaction_subtype = sa.Column('trans_subtype', sa.String(length=2), nullable=True)
trans_status = sa.Column(sa.String(length=1), nullable=True)
@declared_attr
def transaction_status(self):
return orm.synonym('trans_status')
# cashier
employee_number = sa.Column('emp_no', sa.Integer(), nullable=True)
# customer
card_number = sa.Column('card_no', sa.Integer(), nullable=True)
member_type = sa.Column('memType', sa.Integer(), nullable=True)
staff = sa.Column(sa.Boolean(), nullable=True)
##############################
# remainder is "line item" ...
##############################
upc = sa.Column(sa.String(length=13), nullable=True)
department_number = sa.Column('department', sa.Integer(), nullable=True)
description = sa.Column(sa.String(length=30), nullable=True)
quantity = sa.Column(sa.Float(), nullable=True)
scale = sa.Column(sa.Boolean(), nullable=True, default=False)
cost = sa.Column(sa.Numeric(precision=10, scale=2), nullable=True)
unitPrice = sa.Column('unitPrice', sa.Numeric(precision=10, scale=2), nullable=True)
@declared_attr
def unit_price(self):
return orm.synonym('unitPrice')
total = sa.Column(sa.Numeric(precision=10, scale=2), nullable=True)
reg_price = sa.Column('regPrice', sa.Numeric(precision=10, scale=2), nullable=True)
tax = sa.Column(sa.SmallInteger(), nullable=True)
@declared_attr
def tax_rate_id(self):
return orm.synonym('tax')
food_stamp = sa.Column('foodstamp', sa.Boolean(), nullable=True)
discount = sa.Column(sa.Numeric(precision=10, scale=2), nullable=True)
member_discount = sa.Column('memDiscount', sa.Numeric(precision=10, scale=2), nullable=True)
discountable = sa.Column(sa.Boolean(), nullable=True)
discount_type = sa.Column('discounttype', sa.Integer(), nullable=True)
voided = sa.Column(sa.Integer(), nullable=True)
percent_discount = sa.Column('percentDiscount', sa.Integer(), nullable=True)
item_quantity = sa.Column('ItemQtty', sa.Float(), nullable=True)
volume_discount_type = sa.Column('volDiscType', sa.Integer(), nullable=True)
volume = sa.Column(sa.Integer(), nullable=True)
volume_special = sa.Column('VolSpecial', sa.Numeric(precision=10, scale=2), nullable=True)
mix_match = sa.Column('mixMatch', sa.String(length=13), nullable=True)
matched = sa.Column(sa.Boolean(), nullable=True)
num_flag = sa.Column('numflag', sa.Integer(), nullable=True, default=0)
char_flag = sa.Column('charflag', sa.String(length=2), nullable=True)
def __str__(self):
return self.description or ''
class DTransactionBase(TransactionDetailBase):
store_id = sa.Column(sa.Integer(), nullable=True, default=0)
date_time = sa.Column('datetime', sa.DateTime(), nullable=True)
class DLogBase(TransactionDetailBase):
date_time = sa.Column('tdate', sa.DateTime(), nullable=True)
class DTransaction(DTransactionBase, Base):
"""
Represents a record from ``dtransactions`` table.
Data model for ``dtransactions`` table.
"""
__tablename__ = 'dtransactions'