dwmblocks/scripts/dwmblocks-network

#!/usr/bin/env zsh

if [[ "$(uname)" = 'Linux' ]]; then
    local active_networks="$(nmcli c s --active)"
    local output=''
    [[ "${active_networks}" = *' wifi '* ]] && output="${output}󰖩 "
    [[ "${active_networks}" = *' ethernet '* ]] && output="${output}󰈁"
    [[ "${active_networks}" = *' wireguard '* ]] && output="${output}󰖂 "
    (( ${#output} == 0 )) && output='󰈂'
    bluetoothctl show | grep 'Powered: yes' >/dev/null && output="${output}  "
    printf '%s\n' "${output}"
else
    echo "${0}: error: unknown os: \"$(uname)\"" >&2
    exit 1
fi