# coding=utf-8

import os

os.environ.update({"DJANGO_SETTINGS_MODULE": "configs.production"})
from base import init_env

init_env(False)

from django.conf import settings
from apps.web.device.models import Device, DeviceDict
from apps.web.core.networking import MessageSender
from apps.web.device.define import DeviceChannelType


def is_online(devNo):
    return bool(Device.get_dev(devNo).online)


def change_ip_and_record(devNo, debug, new_port, old_port):
    if debug:
        print devNo
    else:
        device = Device.get_dev(devNo)  # type: DeviceDict

        if device.channelType == DeviceChannelType.Channel_BT:
            return

        # if len(devNo) < 15:
        #     return

        serverIp, port = device.server.split(":")

        if serverIp != settings.MQTT_HOSTNAME:
            return

        if int(port) != old_port:
            print('{} is not in {}.'.format(device.devNo, old_port))
            return

        MessageSender.send(
            device = device,
            cmd = 202,
            payload = {
                "IMEI": device.devNo,
                "addr_set": {"ip1": serverIp, "port1": new_port}
            },
            timeout = 5
        )

        with open("done_change_ip.txt", "a") as f:
            f.write("{}\n".format(devNo))


def run(debug, __list, new_port, old_port):
    filter = {
        'devNo': {'$in': __list}
    }

    devices = Device.objects(__raw__ = filter)

    for _dev in devices:  # type: Device
        if not is_online(_dev.devNo):
            continue

        if 'DUMMY' in _dev.devNo:
            continue

        if 'LuaRTOS' in _dev.coreVer:
            print('{} is lua os'.format(_dev.devNo))
            continue

        try:
            change_ip_and_record(_dev.devNo, debug, new_port, old_port)
        except Exception as e:
            print "{}-{}".format(_dev.devNo, e)


if __name__ == '__main__':
    __list = []
    __done_list = []

    old_port = 1884
    new_port = 1883

    try:
        with open("done_change_ip.txt", "r") as f:
            lines = f.readlines()
            for line in lines:
                line = line.strip()
                __done_list.append(line)
    except Exception as e:
        pass

    try:
        with open("e:\\temp\\{}\\do_change_ip.txt".format(old_port), "r") as f:
            lines = f.readlines()
            for line in lines:
                line = line.strip()
                if line not in __done_list:
                    __list.append(line)
    except Exception as e:
        pass

    run(debug = False, __list = __list, new_port = new_port, old_port = old_port)