Replace Network manager nmtui-connect with own method

packages/bsp/common/usr/lib/armbian/armbian-firstlogin

@@ -285,10 +285,47 @@ set_timezone_and_locales() {
 				else
 					response=n
 				fi
-				echo "$response"
 			done
 			if [[ "${response}" =~ ^(Y|y)$ ]]; then
-				nmtui-connect
+
+				# get list of wireless networks
+				echo -e "\nDetected wireless networks:\n"
+				ARRAY=($(sudo iwlist ${WIFI_DEVICE} scanning | egrep 'ESSID' | sed 's/^[ \t]*//' | sed 's/"//g' | sed 's/ESSID://' | awk 'BEGIN{FS=OFS=","} {$NF=++count OFS $NF} 1'))
+				while [[ 1 ]] ; do
+					while [[ 1 ]] ; do
+						for str in ${ARRAY[@]}; do echo $str | sed "s/,/ \t /g"; done
+						read -r -p "Enter a number of SSID: " input
+						if [[ "$input" =~ ^[0-9]{,2}$ ]] ; then break; fi
+					done
+					echo ""
+					# get password
+					while [[ 1 ]] ; do
+						SSID=$(echo ${ARRAY[$input-1]} | cut -d"," -f2)
+						read -r -p "Enter a password for ${SSID}: " password
+						break
+					done
+
+					# generate config
+					cat <<- EOF > "${SDCARD}"/etc/netplan/30-wifis-dhcp.yaml
+					# Created by Armbian firstlogin script
+					network:
+					  wifis:
+					    ${WIFI_DEVICE}:
+					      dhcp4: yes
+					      dhcp6: yes
+					      access-points:
+					        "$SSID":
+					          password: "${password}"
+					EOF
+
+					# apply to netplan
+					systemctl daemon-reload
+					netplan apply --timeout 0 2>/dev/null
+					sleep 5
+
+					# exit if connection is suffesful
+					if [[ -n $(sudo iw ${WIFI_DEVICE} link | grep "$SSID") ]]; then break; fi
+				done
 			fi
 			echo ""
 		fi
@@ -319,7 +356,6 @@ set_timezone_and_locales() {
 		else
 			response=$SET_LANG_BASED_ON_LOCATION
 		fi
-		echo "$response"
 	done
 	# change it only if we have a match and if we agree
 	if [[ "${response}" =~ ^(N|n)$ ]]; then