def create(item_id, quantity, order, row):
"""
Create a job (MANUFACTURING by default).
If the item cannot be manufactured or if the corp does not own
the blueprint needed for the item, a SUPPLY job is created.
The number of runs is calculated from the needed quantity
"""
item = Type.objects.select_related(depth=2).get(pk=item_id)
try:
if item.blueprint is None:
# item cannot be manufactured
bp = None
activity = Job.SUPPLY
duration = 0
runs = quantity
else:
bpid = item.blueprintTypeID
activity = Job.MANUFACTURING
bp = OwnedBlueprint.objects.filter(typeID=bpid, copy=False).order_by('-me')[0]
runs = quantity / item.portionSize
if quantity % item.portionSize:
runs += 1
duration = bp.manufacturing_time(runs)
except IndexError:
if item.metaGroupID == 2 and item.blueprint.parent_blueprint is not None:
# we're trying to manufacture a T2 item without owning its BPO
# we must create an OwnedBlueprint for this job only (that will
# be consumed with it)
# The invention policies are to be specified in InventionPolicies
activity = Job.MANUFACTURING
bp = InventionPolicy.blueprint(item.blueprint)
runs = quantity / item.portionSize
if quantity % item.portionSize:
runs += 1
duration = bp.manufacturing_time(runs)
bp.save()
else:
bp = None
activity = Job.SUPPLY
duration = 0
runs = quantity
return Job.objects.create(order=order,
row=row,
item_id=item_id,
blueprint=bp,
runs=runs,
activity=activity,
duration=duration)
