Connect android device by WiFi - Linux (tested on Ubuntu 20.04 64 bit)

connect_android_wifi

echo 'Connect your android device by WIFI'
echo '-----------------------------------'
echo 'You must first ensure that :'
echo '1) Your device enable USB connection in the developper settings,'
echo '2) adb (Android debug bridge) command is in your path,'
echo '3) your device and your computer are on the same Wifi network.'
echo "Also don't forget to disconnect device from adb, you can run script disconnect_android_wifi for that."

echo "Then plug your device by USB and press ENTER when you're ready:"
read dummy_variable

version_number=$(adb shell getprop | grep ro.build.version.sdk | sed -n 's/[^0-9]*\([0-9]*\)[^0-9]/\1/p')

adb tcpip 5555 > /dev/null
sleep 3
if [ $version_number -lt 24 ]; then
	ip_adress=$(adb shell netcfg | grep -o -P '192\.\d+\.\d+\.\d+' | sed -n 's/\(.*\)/\1/p')
else
	ip_adress=$(adb shell ifconfig | grep -o -P '192\.\d+\.\d+\.\d+' | head -n 1)
fi
echo "Now unplug the device from the computer, and press ENTER when you're ready:"
read dummy_variable

adb connect $ip_adress > /dev/null
echo "Done !"
echo "Don't forget to disconnect when you're done !"