batch.total_price = (batch.total_price or 0) - row.total_price

        self.refresh_batch_status(batch)

    def execute(self, batch, user=None, progress=None, **kwargs):

        """

        Default behavior here will simply create a new (proper) Customer Order

        based on the batch contents.  Override as needed.

        """

        batch_fields = [

            'store',

            'id',

            'customer',

            'person',

            'phone_number',

            'email_address',

            'total_price',

        ]

        order = model.CustomerOrder()

        order.created_by = user

        order.status_code = self.enum.CUSTORDER_STATUS_ORDERED

        for field in batch_fields:

            setattr(order, field, getattr(batch, field))

        row_fields = [

            'product',

            'product_upc',

            'product_brand',

            'product_description',

            'product_size',

            'product_weighed',

            'department_number',

            'department_name',

            'case_quantity',

            'order_quantity',

            'order_uom',

            'product_unit_cost',

            'unit_price',

            'discount_percent',

            'total_price',

            'paid_amount',

            'payment_transaction_number',

        ]

        def convert(row, i):

            item = model.CustomerOrderItem()

            item.sequence = i

            for field in row_fields:

                setattr(item, field, getattr(row, field))

            order.items.append(item)

        self.progress_loop(convert, batch.active_rows(), progress,

                           message="Converting batch rows to order items")

        session = orm.object_session(batch)

        session.add(order)

        session.flush()

        return order

#  Foundation, either version 3 of the License, or (at your option) any later

#  version.

#

#  Rattail is distributed in the hope that it will be useful, but WITHOUT ANY

#  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS

#  FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more

#  details.

#

#  You should have received a copy of the GNU General Public License along with

#  Rattail.  If not, see <http://www.gnu.org/licenses/>.

#

################################################################################

"""

**Enumerations**

The following enumerations are provided:

.. attribute:: BATCH_ACTION

   Action types for use with batches.  These are taken from the SIL

   specification.

.. attribute:: EMAIL_PREFERENCE

   Various options indicating a person's preferences on whether to receive

   email, and if so, in what format.

.. attribute:: EMPLOYEE_STATUS

   Status types for employees (e.g. current, former).

.. attribute:: PHONE_TYPE

   Various "types" of phone contact information (e.g. home, work).

.. attribute:: PRICE_TYPE

   Various types of prices which may exist for a product.  These are taken from

   the SIL specification.

.. attribute:: UNIT_OF_MEASURE

   Units of measure for use with products (e.g. each, pound).  These are taken

   from the SIL specification.

"""

from __future__ import unicode_literals, absolute_import

BATCH_ACTION_ADD                = 'ADD'

BATCH_ACTION_ADD_REPLACE        = 'ADDRPL'

BATCH_ACTION_CHANGE             = 'CHANGE'

BATCH_ACTION_LOAD               = 'LOAD'

BATCH_ACTION_REMOVE             = 'REMOVE'

BATCH_ACTION = {

    BATCH_ACTION_ADD            : "Add",

    BATCH_ACTION_ADD_REPLACE    : "Add/Replace",

    BATCH_ACTION_CHANGE         : "Change",

    BATCH_ACTION_LOAD           : "Load",

    BATCH_ACTION_REMOVE         : "Remove",

    }

CUSTORDER_BATCH_MODE_CREATING            = 10

CUSTORDER_BATCH_MODE_GATHERING           = 20

CUSTORDER_BATCH_MODE = {

    CUSTORDER_BATCH_MODE_CREATING        : "creating",

    CUSTORDER_BATCH_MODE_GATHERING       : "gathering",

}

CUSTORDER_STATUS_ORDERED                = 10

# CUSTORDER_STATUS_PAID                   = 20

CUSTORDER_STATUS = {

    CUSTORDER_STATUS_ORDERED            : "ordered",

    # CUSTORDER_STATUS_PAID               : "paid",

}

EMAIL_ATTEMPT_CREATED           = 0

EMAIL_ATTEMPT_SUCCESS           = 1

EMAIL_ATTEMPT_FAILURE           = 2

# EMAIL_ATTEMPT_BOUNCED           = 3

EMAIL_ATTEMPT = {

    EMAIL_ATTEMPT_CREATED       : "created",

    EMAIL_ATTEMPT_SUCCESS       : "success",

    EMAIL_ATTEMPT_FAILURE       : "failure",

    # EMAIL_ATTEMPT_BOUNCED       : "bounced",

}

EMAIL_PREFERENCE_NONE           = 0

EMAIL_PREFERENCE_TEXT           = 1

EMAIL_PREFERENCE_HTML           = 2

EMAIL_PREFERENCE_MOBILE         = 3

EMAIL_PREFERENCE = {

    EMAIL_PREFERENCE_NONE       : "No Emails",

    EMAIL_PREFERENCE_TEXT       : "Text",

    EMAIL_PREFERENCE_HTML       : "HTML",

    EMAIL_PREFERENCE_MOBILE     : "Mobile",

    }

HANDHELD_DEVICE_TYPE_MOTOROLA           = 'motorola'

HANDHELD_DEVICE_TYPE_PALMOS             = 'palmos'

HANDHELD_DEVICE_TYPE = {

    HANDHELD_DEVICE_TYPE_MOTOROLA       : "Motorola",

    HANDHELD_DEVICE_TYPE_PALMOS         : "PalmOS",

}

IMPORTER_BATCH_ROW_STATUS_NOCHANGE      = 0

IMPORTER_BATCH_ROW_STATUS_CREATE        = 1

IMPORTER_BATCH_ROW_STATUS_UPDATE        = 2

IMPORTER_BATCH_ROW_STATUS_DELETE        = 3

IMPORTER_BATCH_ROW_STATUS = {

    IMPORTER_BATCH_ROW_STATUS_NOCHANGE  : "no change",

    IMPORTER_BATCH_ROW_STATUS_CREATE    : "create",

    IMPORTER_BATCH_ROW_STATUS_UPDATE    : "update",

    IMPORTER_BATCH_ROW_STATUS_DELETE    : "delete",

}