rollerverbrauch/app/forms/checks.py

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2016-11-01 16:36:28 +01:00
from wtforms.validators import ValidationError
from datetime import date
def date_check(form, field):
"""
Checks that the date of the pitstop is not before the date of the latest pitstop and not after today.
:param form: the form where the field is in
:param field: the field to check
:return: Nothing or a ValidationError if the limits are not kept
"""
if field.data < form.last_pitstop.date:
raise ValidationError('The new date must not be before %s' % form.last_pitstop.date)
if field.data > date.today():
raise ValidationError('The new date must not be after %s' % date.today())
def odometer_check(form, field):
"""
:param form:
:param field:
:return:
"""
if not form.same_odometer_allowed and field.data <= form.last_pitstop.odometer:
raise ValidationError('The new odometer value must be higher than %i km' % form.last_pitstop.odometer)
if form.same_odometer_allowed and field.data < form.last_pitstop.odometer:
raise ValidationError('The new odometer value must be higher than %i km' % form.last_pitstop.odometer)
def litres_check(form, field):
if field.data is not None and field.data <= 0:
raise ValidationError('You must fuel at least 0.1 l')
def costs_check(form, field):
if field.data is not None and field.data <= 0:
raise ValidationError('Costs must be above 0.01 €.')
def edit_costs_check(form, field):
"""
Costs must be given, if a default value was given to the form field.
:param form:
:param field:
:return:
"""
costs_check_required = (form.costs.default is not None and form.costs.default > 0)
if costs_check_required and field.data is not None and field.data <= 0:
raise ValidationError('Costs must be above 0.01 €.')