#! /bin/zsh

[[ $(uname) == "SunOS" ]] && return

WIFI_IF=$(iw dev | grep Interface | cut -d ' ' -f 2) # e.g., wlan0

WPA_CONFIGFILE=/etc/wpa_supplicant.conf

dhclient-wifi () {
    sudo dhclient $WIFI_IF
}
alias dw=dhclient-wifi

scan-ssids () {
    sudo iw $WIFI_IF scan |
        grep -i ssid      |
        sort --unique     |
        cut -d ' ' -f 2-
}
alias sid=scan-ssids

store-ssid () {
    local ssid="$@"
    local passphrase="whereisthegear"
    local command="wpa_passphrase $ssid $passphrase >> $WPA_CONFIGFILE"
    su -c $command
}

wifi-connect () {
    [[ ! -f $WPA_CONFIGFILE ]] && sudo touch $WPA_CONFIGFILE
    sudo wpa_supplicant -i $WIFI_IF -c $WPA_CONFIGFILE
}
alias wup=wifi-connect