parking.py 文件源码

 复制代码def validate(self, data):
        if self.instance and (now() - self.instance.created_at) > settings.PARKKIHUBI_TIME_PARKINGS_EDITABLE:
            if set(data.keys()) != {'time_end'}:
                raise ParkingException(
                    _('Grace period has passed. Only "time_end" can be updated via PATCH.'),
                    code='grace_period_over',
                )

        if self.instance:
            # a partial update might be missing one or both of the time fields
            time_start = data.get('time_start', self.instance.time_start)
            time_end = data.get('time_end', self.instance.time_end)
        else:
            time_start = data['time_start']
            time_end = data['time_end']

        if time_end is not None and time_start > time_end:
            raise serializers.ValidationError(_('"time_start" cannot be after "time_end".'))

        return data