Files
2025-12-26 13:11:43 +00:00

481 lines
18 KiB
Python
Executable File

# This file is part of Tryton. The COPYRIGHT file at the top level of
# this repository contains the full copyright notices and license terms.
from collections import defaultdict
from itertools import groupby
from sql.aggregate import Sum
from sql.operators import Concat
from trytond.model import ModelSQL, fields
from trytond.modules.company.model import CompanyValueMixin
from trytond.pool import Pool, PoolMeta
from trytond.pyson import Bool, Eval, Id
from trytond.tools import grouped_slice, reduce_ids
from trytond.transaction import Transaction
class Configuration(metaclass=PoolMeta):
__name__ = 'stock.configuration'
measurement_weight_uom = fields.MultiValue(
fields.Many2One(
'product.uom', "Measurement Weight UoM", required=True,
domain=[('category', '=', Id('product', 'uom_cat_weight'))],
help="The default Unit of Measure for weight."))
measurement_volume_uom = fields.MultiValue(
fields.Many2One(
'product.uom', "Measurement Volume UoM", required=True,
domain=[('category', '=', Id('product', 'uom_cat_volume'))],
help="The default Unit of Measure for volume."))
@classmethod
def multivalue_model(cls, field):
pool = Pool()
if field in {'measurement_weight_uom', 'measurement_volume_uom'}:
return pool.get('stock.configuration.measurement')
return super().multivalue_model(field)
@classmethod
def default_measurement_weight_uom(cls, **pattern):
model = cls.multivalue_model('measurement_weight_uom')
return model.default_measurement_weight_uom()
@classmethod
def default_measurement_volume_uom(cls, **pattern):
model = cls.multivalue_model('measurement_volume_uom')
return model.default_measurement_volume_uom()
class ConfigurationMeasurement(ModelSQL, CompanyValueMixin):
"Stock Configuration Measurement"
__name__ = 'stock.configuration.measurement'
measurement_weight_uom = fields.Many2One(
'product.uom', "Measurement Weight UoM", required=True,
domain=[('category', '=', Id('product', 'uom_cat_weight'))])
measurement_volume_uom = fields.Many2One(
'product.uom', "Measurement Volume UoM", required=True,
domain=[('category', '=', Id('product', 'uom_cat_volume'))])
@classmethod
def default_measurement_weight_uom(cls):
pool = Pool()
Uom = pool.get('product.uom')
ModelData = pool.get('ir.model.data')
return Uom(ModelData.get_id('product', 'uom_kilogram')).id
@classmethod
def default_measurement_volume_uom(cls):
pool = Pool()
Uom = pool.get('product.uom')
ModelData = pool.get('ir.model.data')
return Uom(ModelData.get_id('product', 'uom_liter')).id
class Move(metaclass=PoolMeta):
__name__ = 'stock.move'
internal_weight = fields.Float(
"Internal Weight", readonly=True,
help="The weight of the moved product in kg.")
internal_volume = fields.Float(
"Internal Volume", readonly=True,
help="The volume of the moved product in liter.")
@classmethod
def _get_internal_weight(cls, quantity, unit, product):
pool = Pool()
Uom = pool.get('product.uom')
ModelData = pool.get('ir.model.data')
kg = Uom(ModelData.get_id('product', 'uom_kilogram'))
# Use first the weight from product_measurements
# as it could include some handling weight
if product.weight is not None:
internal_quantity = cls._get_internal_quantity(
quantity, unit, product)
return Uom.compute_qty(
product.weight_uom, internal_quantity * product.weight, kg,
round=False)
elif unit.category == kg.category:
return Uom.compute_qty(unit, quantity, kg, round=False)
else:
return None
@classmethod
def _get_internal_volume(cls, quantity, unit, product):
pool = Pool()
Uom = pool.get('product.uom')
ModelData = pool.get('ir.model.data')
liter = Uom(ModelData.get_id('product', 'uom_liter'))
# Use first the volume from product_measurements
# as it could include some handling volume
if product.volume is not None:
internal_quantity = cls._get_internal_quantity(
quantity, unit, product)
return Uom.compute_qty(
product.volume_uom, internal_quantity * product.volume, liter,
round=False)
elif unit.category == liter.category:
return Uom.compute_qty(unit, quantity, liter, round=False)
else:
return None
@classmethod
def create(cls, vlist):
pool = Pool()
Product = pool.get('product.product')
Uom = pool.get('product.uom')
vlist = [v.copy() for v in vlist]
for values in vlist:
if 'product' not in values or not values['product']:
continue # ou passer
product = Product(values['product'])
unit = Uom(values['unit'])
quantity = values['quantity']
internal_weight = cls._get_internal_weight(quantity, unit, product)
if internal_weight is not None:
values['internal_weight'] = internal_weight
internal_volume = cls._get_internal_volume(quantity, unit, product)
if internal_volume is not None:
values['internal_volume'] = internal_volume
return super(Move, cls).create(vlist)
@classmethod
def write(cls, *args):
super(Move, cls).write(*args)
to_write = []
actions = iter(args)
for moves, values in zip(actions, actions):
for move in moves:
write = {}
internal_weight = cls._get_internal_weight(
move.quantity, move.unit, move.product)
if (internal_weight is not None
and internal_weight != move.internal_weight
and internal_weight != values.get('internal_weight')):
write['internal_weight'] = internal_weight
internal_volume = cls._get_internal_volume(
move.quantity, move.unit, move.product)
if (internal_volume is not None
and internal_volume != move.internal_volume
and internal_volume != values.get('internal_volume')):
write['internal_volume'] = internal_volume
if write:
to_write.extend(([move], write))
if to_write:
cls.write(*to_write)
class MeasurementsMixin(object):
__slots__ = ()
weight = fields.Function(
fields.Float(
"Weight", digits='weight_uom',
states={
'invisible': ~Eval('weight'),
},
help="The total weight of the record's moves."),
'get_measurements', searcher='search_measurements')
weight_uom = fields.Function(
fields.Many2One(
'product.uom', "Weight UoM",
help="The Unit of Measure of weight."),
'get_measurements_uom')
volume = fields.Function(
fields.Float(
"Volume", digits='volume_uom',
states={
'invisible': ~Eval('volume'),
},
help="The total volume of the record's moves."),
'get_measurements', searcher='search_measurements')
volume_uom = fields.Function(
fields.Many2One(
'product.uom', "Volume UoM",
help="The Unit of Measure of volume."),
'get_measurements_uom')
@classmethod
def get_measurements_uom(cls, shipments, name):
pool = Pool()
Configuration = pool.get('stock.configuration')
configuration = Configuration(1)
uoms = {}
for company, shipments in groupby(shipments, key=lambda s: s.company):
uom = configuration.get_multivalue(
'measurement_%s' % name, company=company.id)
for shipment in shipments:
uoms[shipment.id] = uom.id
return uoms
@classmethod
def get_measurements(cls, shipments, names):
pool = Pool()
Location = pool.get('stock.location')
ModelData = pool.get('ir.model.data')
Move = pool.get('stock.move')
Uom = pool.get('product.uom')
kg = Uom(ModelData.get_id('product', 'uom_kilogram'))
liter = Uom(ModelData.get_id('product', 'uom_liter'))
cursor = Transaction().connection.cursor()
table = cls.__table__()
move = Move.__table__()
location = Location.__table__()
measurements = defaultdict(lambda: defaultdict(lambda: None))
query = table.join(
move, type_='LEFT',
condition=cls._measurements_move_condition(table, move)
).join(
location,
condition=cls._measurements_location_condition(
table, move, location)
).select(
table.id,
Sum(move.internal_weight),
Sum(move.internal_volume),
group_by=[table.id])
id2shipment = {s.id: s for s in shipments}
for sub_shipments in grouped_slice(shipments):
query.where = reduce_ids(
table.id, [s.id for s in sub_shipments])
cursor.execute(*query)
for id_, weight, volume in cursor:
shipment = id2shipment[id_]
if 'weight' in names:
measurements['weight'][id_] = Uom.compute_qty(
kg, weight, shipment.weight_uom)
if 'volume' in names:
measurements['volume'][id_] = Uom.compute_qty(
liter, volume, shipment.volume_uom)
return measurements
@classmethod
def search_measurements(cls, name, clause):
pool = Pool()
Configuration = pool.get('stock.configuration')
Location = pool.get('stock.location')
ModelData = pool.get('ir.model.data')
Move = pool.get('stock.move')
Uom = pool.get('product.uom')
table = cls.__table__()
move = Move.__table__()
location = Location.__table__()
configuration = Configuration(1)
uom = configuration.get_multivalue('measurement_%s_uom' % name)
_, operator, value = clause
Operator = fields.SQL_OPERATORS[operator]
if name == 'weight':
measurement = Sum(move.internal_weight)
if value is not None:
kg = Uom(ModelData.get_id('product', 'uom_kilogram'))
if isinstance(value, (int, float)):
value = Uom.compute_qty(uom, value, kg, round=False)
else:
value = [
Uom.compute_qty(uom, v, kg, round=False)
if v is not None else v
for v in value]
else:
measurement = Sum(move.internal_volume)
if value is not None:
liter = Uom(ModelData.get_id('product', 'uom_liter'))
if isinstance(value, (int, float)):
value = Uom.compute_qty(uom, value, liter, round=False)
else:
value = [
Uom.compute_qty(uom, v, liter, round=False)
if v is not None else v
for v in value]
query = table.join(
move, type_='LEFT',
condition=cls._measurements_move_condition(table, move)
).join(
location,
condition=cls._measurements_location_condition(
table, move, location)
).select(
table.id,
group_by=[table.id],
having=Operator(measurement, value))
return [('id', 'in', query)]
@classmethod
def _measurements_move_condition(cls, table, move):
return Concat(cls.__name__ + ',', table.id) == move.shipment
@classmethod
def _measurements_location_condition(cls, table, move, location):
raise NotImplementedError
class ShipmentIn(MeasurementsMixin, object, metaclass=PoolMeta):
__name__ = 'stock.shipment.in'
@classmethod
def _measurements_location_condition(cls, shipment, move, location):
return (
(move.from_location == location.id)
& (location.type == 'supplier'))
class ShipmentInReturn(MeasurementsMixin, object, metaclass=PoolMeta):
__name__ = 'stock.shipment.in.return'
@classmethod
def _measurements_location_condition(cls, shipment, move, location):
return move.from_location == location.id
class ShipmentOut(MeasurementsMixin, object, metaclass=PoolMeta):
__name__ = 'stock.shipment.out'
@classmethod
def _measurements_location_condition(cls, shipment, move, location):
return (
(move.to_location == location.id)
& (location.type == 'customer'))
@fields.depends('carrier')
def _parcel_weight(self, parcel):
pool = Pool()
ModelData = pool.get('ir.model.data')
Uom = pool.get('product.uom')
kg = Uom(ModelData.get_id('product', 'uom_kilogram'))
weight = super()._parcel_weight(parcel)
if self.carrier:
carrier_uom = self.carrier.weight_uom
packages = {p for l in parcel for p in l.package_path}
for package in packages:
if package.additional_weight:
weight += Uom.compute_qty(
kg, package.additional_weight, carrier_uom,
round=False)
return weight
class ShipmentOutReturn(MeasurementsMixin, object, metaclass=PoolMeta):
__name__ = 'stock.shipment.out.return'
@classmethod
def _measurements_location_condition(cls, shipment, move, location):
return (
(move.from_location == location.id)
& (location.type == 'customer'))
# TODO ShipmentInternal
class Package(MeasurementsMixin, object, metaclass=PoolMeta):
__name__ = 'stock.package'
additional_weight = fields.Float(
"Additional Weight", digits='additional_weight_uom',
help="The weight to add to the packages.")
additional_weight_uom = fields.Many2One(
'product.uom', "Additional Weight UoM",
domain=[('category', '=', Id('product', 'uom_cat_weight'))],
states={
'required': Bool(Eval('additional_weight')),
},
help="The Unit of Measure for additional weight.")
total_weight = fields.Function(
fields.Float(
"Total Weight", digits='weight_uom',
states={
'invisible': ~Eval('total_weight'),
},
help="The total weight of the packages."),
'get_total_measurements')
total_volume = fields.Function(
fields.Float(
"Total Volume", digits='volume_uom',
states={
'invisible': ~Eval('total_volume'),
},
help="The total volume of the packages."),
'get_total_measurements')
@classmethod
def default_additional_weight_uom(cls):
pool = Pool()
Configuration = pool.get('stock.configuration')
configuration = Configuration(1)
return configuration.get_multivalue('measurement_weight_uom').id
@classmethod
def _measurements_move_condition(cls, package, move):
return package.id == move.package
@classmethod
def _measurements_location_condition(cls, package, move, location):
return move.to_location == location.id
def get_total_measurements(self, name, round=True):
pool = Pool()
Uom = pool.get('product.uom')
field = name[len('total_'):]
if name == 'total_volume' and self.packaging_volume is not None:
return Uom.compute_qty(
self.packaging_volume_uom, self.packaging_volume,
self.volume_uom, round=round)
measurement = (
(getattr(self, field) or 0)
+ sum(p.get_total_measurements(name, round=False)
for p in self.children))
if name == 'total_weight':
if self.additional_weight:
measurement += Uom.compute_qty(
self.additional_weight_uom, self.additional_weight,
self.weight_uom, round=False)
if self.packaging_weight:
measurement += Uom.compute_qty(
self.packaging_weight_uom, self.packaging_weight,
self.weight_uom, round=False)
if round:
return getattr(self, field + '_uom').round(measurement)
else:
return measurement
class MeasurementsPackageMixin:
__slots__ = ()
packages_weight = fields.Function(
fields.Float("Packages Weight", digits='weight_uom',
help="The total weight of the packages."),
'get_packages_measurements')
packages_volume = fields.Function(
fields.Float("Packages Volume", digits='volume_uom',
help="The total volume of the packages."),
'get_packages_measurements')
def get_packages_measurements(self, name):
name = name[len('packages_'):]
uom = getattr(self, name + '_uom')
return uom.round(
sum(getattr(p, 'total_' + name)for p in self.root_packages))
class ShipmentOutPackage(MeasurementsPackageMixin, metaclass=PoolMeta):
__name__ = 'stock.shipment.out'
class ShipmentInReturnPackage(MeasurementsPackageMixin, metaclass=PoolMeta):
__name__ = 'stock.shipment.in.return'