Autoconnect when connection drops on RaspberryPi

sudo nano /root/autoreconnect.sh
***
#!/bin/bash
interface='wlan0'
while true ; do
   if ifconfig $interface | grep -q "inet addr:" ; then
      echo "Network is working"
      sleep 60
   else
      echo "Network connection down! Attempting reconnection."
      systemctl restart networking.service
      ifup --force $interface
      sleep 10
   fi
done
*** Ctrl+O Ctrl+X

sudo chmod +x /root/autoreconnect.sh

sudo nano /lib/systemd/system/autoreconnect.service
***
[Unit]
Description=Autoreconnect wlan0 on Raspberry
[Service]
ExecStart=/root/autoreconnect.sh
StandardOutput=null
[Install]
WantedBy=multi-user.target
Alias=autoreconnect.service
*** Ctrl+O Ctrl+X

sudo systemctl enable autoreconnect.service
sudo systemctl start autoreconnect.service

systemctl