#! /usr/bin/env dash

# shellcheck source=/dev/null
SHELL_LIBRARY_VERSION="2.1.2" . %SHELL_LIBRARY_PATH

retest=120
retest_if_con_fails=10
backend=nmcli

case "$backend" in
"nmcli") # Test for connectivity with nmcli
    while true; do
        connection_status=$(nmcli networking connectivity)
        if [ "$connection_status" = "full" ]; then
            echo "internet|string|Connected"
            echo ""
            sleep $retest
        else
            echo "internet|string|Disconnected"
            echo ""
            sleep $retest_if_con_fails
        fi
    done
    ;;
"ping") # Test for connectivity with ping
    ip_address='8.8.8.8'
    ping_number=3

    while true; do

        ping_result=$(mktmp)
        ping $ip_address -c $ping_number -q | awk 'BEGIN {FS="/"} END {print $5}' >"$ping_result"

        if [ "$(wc -l <"$ping_result")" -eq 0 ]; then
            echo "med|string|No connection"
            echo ""
            sleep $retest_if_con_fails
        else
            echo "med|string|$(cat "$ping_result") ms"
            echo ""
            sleep $retest
        fi
    done
    ;;
esac

# vim: ft=sh