from .signals import *

from django.utils import timezone


def makewificonfig(device):
    output = ""
    i = 1
    for wifi in device.wifi.all():
        output += """config wifi-iface
        option network 'wwan%i'
        option ssid '%s'
        option encryption 'psk2'
        option device 'radio1'
        option mode 'sta'
        option key '%s'
""" % (i, wifi.ssid, wifi.key)
        i += 1

    return output


def heartbeathandler(device, ip):
    if device.update:
        sigRebootDevice(device.serial, None, False)
        device.reboot = False
        code = """. /etc/vpnsecret
if /usr/bin/wget -O/tmp/update.bin https://${HOSTNAME:-admin360.kumi.host}/update --post-data "secret=$SECRET" --no-check-certificate 2>/var/log/wget;
 then
  /sbin/sysupgrade -F -n /tmp/update.bin
fi
"""  # noqa

    elif device.model.wwan and (
            (not device.wireless) or device.wireless < device.changed
            ):

        code = """
. /etc/vpnsecret
if /usr/bin/wget -O/tmp/wireless.in https://${HOSTNAME:-admin360.kumi.host}/wireless --post-data "secret=$SECRET" --no-check-certificate 2>/var/log/wget;
 then
  while read p
   do
    echo $p >/tmp/wireless.line
    if /bin/grep wifi-iface /tmp/wireless.line && ! /bin/grep radio /tmp/wireless.line;
     then
      break
    fi
    echo $p >>/tmp/wireless.og
  done </etc/config/wireless
  /bin/cat /tmp/wireless.in >>/tmp/wireless.og
  /bin/cp /tmp/wireless.og /etc/config/wireless
  /sbin/uci commit /etc/config/wireless
  /bin/rm /tmp/wireless.*
fi
"""  # noqa
        device.lastbeat = timezone.now()

    elif device.reboot:
        code = "/sbin/reboot"

    else:
        code = """
. /etc/vpnsecret
/usr/bin/wget -O/etc/hosts https://${HOSTNAME:-admin360.kumi.host}/hosts --post-data "secret=$SECRET" --no-check-certificate >/var/log/wget 2>&1
"""  # noqa

        device.lastbeat = timezone.now()
        if ip:
            device.lasttime = timezone.now()
            device.curip = ip

    device.save()
    return code