# coding=utf-8
import click
from base import init_env
init_env(interactive = True)

from apps.web.device.models import Device

@click.group()
def cli():
    click.echo(u"本脚本用于修改已经发行的虚拟卡卷 可续卡时间")


def check_device(device):
    return device.is_registered


@cli.command()
@click.option('--first', prompt=u'第一个设备编号:')
@click.option('--second', prompt=u'第二个设备编号:')
def main(first, second):
    """
    将两个模块设备编号互换 两个模块必须都处于没有注册的状态
    :param first:
    :param second:
    :return:
    """
    device1 = Device.objects.get(logicalCode=first)
    device2 = Device.objects.get(logicalCode=second)

    if any ([check_device(device1), check_device(device2)]):
        print u"设备已被注册，不能换编号"
        return

    # 先将其变成中间量
    device1.update(logicalCode="1111111111")
    device2.update(logicalCode=first)
    device1.update(logicalCode=second)

    Device.invalid_device_cache(device1.devNo)
    Device.invalid_device_cache(device2.devNo)

    print u"成功"

if __name__ == '__main__':
    main()