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Adding assignation for outgoing packing.

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This commit is contained in:
Bertrand Chenal
2008-04-22 01:03:40 +02:00
parent 42cd3d00b6
commit bf62f6c8d0
2 changed files with 120 additions and 11 deletions
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location.py
+8 -3
View File
@@ -76,10 +76,13 @@ class Location(OSV):
def products_by_location(self, cursor, user, location_ids,
product_ids=None, context=None):
if not location_ids:
return []
uom_obj = self.pool.get("product.uom")
product_obj = self.pool.get("product.product")
if not location_ids:
return []
if not product_ids:
product_ids = product_obj.search(cursor, user, [], context=context)
uom_ids = uom_obj.search(cursor, user, [], context=context)
uom_by_id = dict((x.id, x) for x in uom_obj.browse(
cursor, user, uom_ids, context=context))
@@ -87,7 +90,9 @@ class Location(OSV):
cursor, user, product_ids, context=context))
res = {}
for line in cursor.fetchall():
for line in self.raw_products_by_location(
cursor, user, location_ids, product_ids, context=context):
location, product, uom, quantity= line
key = (location, product, uom)
if key not in res:
packing.py
+112 -8
View File
@@ -229,32 +229,136 @@ class PackingOut(OSV):
return super(PackingOut, self).create(cursor, user, values,
context=context)
def pick_product(self, cursor, user, product, quantity, uom, locations, context=None):
def pick_product(self, cursor, user, total_qty, location_quantities,
product=None, location_index=None, context=None):
"""
Pick the product across the location. Naive (fast) implementation.
Pick the product across the location. Naive (fast)
implementation. Product is a browse record and location_index
is the index of the browse record of all the locations.
"""
to_pick = {}
for location,qty in location_quantities.iteritems():
if total_qty <= qty:
to_pick[location]= total_qty
return to_pick
else:
to_pick[location]= qty
total_qty -= qty
return False
def _location_quantities(self, cursor, user, target_product, target_uom,
raw_data, uom_index, context=None):
"""
Take a raw list of product by location by uom and convert it
to the target uom.
"""
uom_obj = self.pool.get('product.uom')
res = {}
for line in raw_data:
location, product, uom, qty = line
if product != target_product:
return []
if location not in res:
res[location] = 0
res[location] += uom_obj.compute_qty(
cursor, user, uom_index[uom], qty, uom_index[target_uom])
return res
def assign_try(self, cursor, user, id, context=None):
"""
Try to assign products for a given customer packing.
"""
location_obj = self.pool.get('stock.location')
move_obj = self.pool.get('stock.move')
uom_obj = self.pool.get('product.uom')
packing = self.browse(cursor, user, id, context=context)
if not packing.outgoing_moves:
return False
# Remove potentialy existing inventory moves:
move_obj.unlink(
cursor, user, [m.id for m in packing.inventory_moves],
context=context)
uom_ids = uom_obj.search(cursor, user, [], context=context)
uom_index = dict((x.id, x) for x in uom_obj.browse(
cursor, user, uom_ids, context=context))
product_ids = [m.product.id for m in packing.outgoing_moves]
location_ids = [l.id for l in packing.warehouse.locations]
location_index = dict([(l.id,l) for l in packing.warehouse.locations])
print location_obj.products_by_location(
cursor, user, location_ids, product_ids, context=context)
# Fetch location contents:
raw_results = location_obj.raw_products_by_location(
cursor, user, location_index.keys(), product_ids, context=context)
# XXX: Maybe index results by products to speed things
moves_to_create = []
success = True
for move in packing.outgoing_moves:
# Process data for the given product and uom:
location_quantities = self._location_quantities(
cursor, user, move.product.id, move.uom.id, raw_results,
uom_index, context=context)
# Chose how to pick products:
to_pick = self.pick_product(
cursor, user, move.quantity, location_quantities,
product=move.product, location_index= location_index, context=context)
if to_pick == False:
success = False
else:
for location, qty in to_pick.iteritems():
# Update raw data:
raw_results.append((location, move.product.id, move.uom.id, -qty))
# Remember what to create:
moves_to_create.append((location, move.product.id, move.uom.id, qty))
return False #True
# Create moves:
for line in moves_to_create:
location, product, uom, qty = line
move_obj.create(cursor, user, {
'from_location': location,
'to_location': packing.warehouse.output_location.id,
'product': product,
'uom': uom,
'quantity': qty,
'inventory_packing_out': packing.id,
'state': success and 'waiting' or 'draft',
}, context=context)
return success
def assign_force(self, cursor, user, id, context=None):
# Try to assign normally:
res = self.assign_try(cursor, user, id, context=context)
if res: return True
packing = self.browse(cursor, user, id, context=context)
move_obj = self.pool.get('stock.move')
# Find missing items:
missing_moves = {}
for move in packing.outgoing_moves:
product, uom = move.product, move.uom
if (product, uom) in missing_moves:
missing_moves[(product, uom)] += move.quantity
else:
missing_moves[(product, uom)] = move.quantity
for move in packing.inventory_moves:
product, uom = move.product, move.uom
if (product, uom) in missing_moves:
missing_moves[(product, uom)] -= move.quantity
else:
raise "Unexpected Error"
# Create them
for (product,uom),quantity in missing_moves.iteritems():
values = {
'product': product,
'uom': uom,
'quantity': quantity,
'from_location': packing.warehouse.output_location.id,
'to_location': packing.warehouse.store_location.id,
'inventory_packing_out': packing.id,
'state': 'waiting',
}
move_obj.create(cursor, user, values, context=context)
return True
PackingOut()