def create_loan(params, should_force_checkout):
"""Create a loan on behalf of a user."""
if "patron_pid" not in params:
raise MissingRequiredParameterError(
description="'patron_pid' is required when creating a loan")
if "item_pid" not in params:
raise MissingRequiredParameterError(
description="'item_pid' is required when creating a loan")
if patron_has_active_loan_on_item(patron_pid=params["patron_pid"],
item_pid=params["item_pid"]):
raise PatronHasLoanOnItemError(params["patron_pid"],
params["item_pid"])
if "document_pid" not in params:
document_pid = Item.get_document_pid(params["item_pid"])
if document_pid:
params["document_pid"] = document_pid
if should_force_checkout:
_ensure_item_can_circulate(params['item_pid'])
# create a new loan
record_uuid = uuid.uuid4()
new_loan = {"item_pid": params["item_pid"]}
pid = loan_pid_minter(record_uuid, data=new_loan)
loan = Loan.create(data=new_loan, id_=record_uuid)
# trigger the first transition
loan = current_circulation.circulation.trigger(
loan, **dict(params, trigger="checkout"))
return pid, loan
def index_document_after_item_indexed(item_pid):
"""Index document to re-compute circulation information."""
log_func = partial(_log,
origin_rec_type='Item',
origin_recid=item_pid,
dest_rec_type='Document')
log_func(msg=MSG_ORIGIN)
document_pid = Item.get_document_pid(item_pid)
_index_record_by_pid(Document, document_pid, log_func)
