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""" Compute forecasted information of the related product by warehouse."""
self.forecast_availability = False
self.forecast_expected_date = False
self.product_id.fetch(['type', 'uom_id'])
not_product_moves = self.filtered(lambda move: move.product_id.type != 'product')
for move in not_product_moves:
move.forecast_availability = move.product_qty
product_moves = (self - not_product_moves)
outgoing_unreserved_moves_per_warehouse = defaultdict(set)
now = fields.Datetime.now()
def key_virtual_available(move, incoming=False):
warehouse_id = move.location_dest_id.warehouse_id.id if incoming else move.location_id.warehouse_id.id
return warehouse_id, max(move.date or now, now)
prefetch_virtual_available = defaultdict(set)
virtual_available_dict = {}
for move in product_moves:
if move._is_consuming() and move.state == 'draft':
prefetch_virtual_available[key_virtual_available(move)].add(move.product_id.id)
elif move.picking_type_id.code == 'incoming':
prefetch_virtual_available[key_virtual_available(move, incoming=True)].add(move.product_id.id)
for key_context, product_ids in prefetch_virtual_available.items():
read_res = self.env['product.product'].browse(product_ids).with_context(warehouse=key_context[0], to_date=key_context[1]).read(['virtual_available'])
virtual_available_dict[key_context] = {res['id']: res['virtual_available'] for res in read_res}
for move in product_moves:
if move._is_consuming():
if move.state == 'assigned':
move.forecast_availability = move.product_uom._compute_quantity(
move.quantity, move.product_id.uom_id, rounding_method='HALF-UP')
elif move.state == 'draft':
# for move _is_consuming and in draft -> the forecast_availability > 0 if in stock
move.forecast_availability = virtual_available_dict[key_virtual_available(move)][move.product_id.id] - move.product_qty
elif move.state in ('waiting', 'confirmed', 'partially_available'):
outgoing_unreserved_moves_per_warehouse[move.location_id.warehouse_id].add(move.id)
elif move.picking_type_id.code == 'incoming':
forecast_availability = virtual_available_dict[key_virtual_available(move, incoming=True)][move.product_id.id]
if move.state == 'draft':
forecast_availability += move.product_qty
move.forecast_availability = forecast_availability
for warehouse, moves_ids in outgoing_unreserved_moves_per_warehouse.items():
if not warehouse: # No prediction possible if no warehouse.
continue
moves = self.browse(moves_ids)
moves_per_location = moves.grouped('location_id')
for location, mvs in moves_per_location.items():
forecast_info = mvs._get_forecast_availability_outgoing(warehouse, location)
for move in mvs:
move.forecast_availability, move.forecast_expected_date = forecast_info[move]
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