96 lines
3.8 KiB
Python
96 lines
3.8 KiB
Python
#This file is part of Tryton. The COPYRIGHT file at the top level of
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#this repository contains the full copyright notices and license terms.
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from trytond.osv import fields, OSV
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class PackingInternal(OSV):
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_name = 'stock.packing.internal'
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def generate_internal_packing(self, cursor, user, context=None):
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"""
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Generate internal packings to meet order points defined on
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non-warehouse location.
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"""
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order_point_obj = self.pool.get('stock.order_point')
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uom_obj = self.pool.get('product.uom')
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product_obj = self.pool.get('product.product')
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date_obj = self.pool.get('ir.date')
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user_obj = self.pool.get('res.user')
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user_record = user_obj.browse(cursor, user, user, context=context)
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today = date_obj.today(cursor, user, context=context)
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# fetch quantities on order points
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op_ids = order_point_obj.search(
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cursor, user, [('type', '=', 'internal')], context=context)
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order_points = order_point_obj.browse(
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cursor, user, op_ids, context=context)
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id2product = {}
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location_ids = []
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for op in order_points:
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id2product[op.product.id] = op.product
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location_ids.append(op.storage_location.id)
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local_ctx = context or {}
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local_ctx['stock_date_end'] = today
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pbl = product_obj.products_by_location(
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cursor, user, location_ids, list(id2product.iterkeys()), with_childs=True,
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context=local_ctx)
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# Create a list of move to create
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moves = {}
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for op in order_points:
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qty = pbl.get((op.storage_location.id, op.product.id), 0)
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if qty < op.min_quantity:
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key = (op.storage_location.id,
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op.provisioning_location.id,
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op.product.id)
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moves[key] = op.max_quantity - qty
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# Compare with existing draft packings
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packing_ids = self.search(
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cursor, user,
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[('state', '=', 'draft'),
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['OR', ('planned_date', '<=', today),
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('planned_date', '=', False)]],
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context=context)
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for packing in self.browse(cursor, user, packing_ids, context=context):
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for move in packing.moves:
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key = (packing.to_location.id,
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packing.from_location.id,
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move.product.id)
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if key not in moves:
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continue
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quantity = uom_obj.compute_qty(
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cursor, user, move.uom, move.quantity,
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id2product[move.product.id].default_uom, context=context)
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moves[key] = max(0, moves[key] - quantity)
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# Group moves by {from,to}_location
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packings = {}
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for key,qty in moves.iteritems():
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from_location, to_location, product = key
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packings.setdefault(
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(from_location, to_location),[]).append((product, qty))
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# Create packings and moves
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for packing, moves in packings.iteritems():
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from_location, to_location = packing
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values = {
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'from_location': from_location,
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'to_location': to_location,
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'planned_date': today,
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'moves': [],
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}
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for move in moves:
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product, qty = move
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values['moves'].append(
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('create',
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{'from_location': from_location,
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'to_location': to_location,
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'product': product,
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'quantity': qty,
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'uom': id2product[product].default_uom.id,
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'company': user_record.company.id,}
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))
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self.create(cursor, user, values, context=context)
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PackingInternal()
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