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11 changes: 7 additions & 4 deletions specifyweb/backend/businessrules/rules/interaction_rules.py
Original file line number Diff line number Diff line change
Expand Up @@ -29,11 +29,14 @@ def get_availability(prep, iprepid, iprepid_fld):

@orm_signal_handler('pre_save', 'Loanpreparation')
def loanprep_quantity_must_be_lte_availability(ipreparation):
if ipreparation.id is None:
return

if ipreparation.preparation is not None:
available = get_availability(
ipreparation.preparation, ipreparation.id, "loanpreparationid") or 0
quantity = int(ipreparation.quantity) or 0
quantityresolved = int(ipreparation.quantityresolved) or 0
quantity = int(ipreparation.quantity or 0)
quantityresolved = int(ipreparation.quantityresolved or 0)
if available < (quantity - quantityresolved):
raise BusinessRuleException(
f"loan preparation quantity exceeds availability ({ipreparation.id}: {quantity - quantityresolved} {available})",
Expand All @@ -50,7 +53,7 @@ def giftprep_quantity_must_be_lte_availability(ipreparation):
if ipreparation.preparation is not None:
available = get_availability(
ipreparation.preparation, ipreparation.id, "giftpreparationid") or 0
quantity = int(ipreparation.quantity) or 0
quantity = int(ipreparation.quantity or 0)
if available < quantity:
raise BusinessRuleException(
f"gift preparation quantity exceeds availability ({ipreparation.id}: {quantity} {available})",
Expand All @@ -66,7 +69,7 @@ def exchangeoutprep_quantity_must_be_lte_availability(ipreparation):
if ipreparation.preparation is not None:
available = get_availability(
ipreparation.preparation, ipreparation.id, "exchangeoutprepid") or 0
quantity = int(ipreparation.quantity) or 0
quantity = int(ipreparation.quantity or 0)
if available < quantity:
raise BusinessRuleException(
"exchangeout preparation quantity exceeds availability ({ipreparation.id}: {quantity} {available})",
Expand Down