#!/bin/sh

LEMONBAR_FIFO="/tmp/lemonbar_fifo"

[ -e "$LEMONBAR_FIFO" ] && rm "$LEMONBAR_FIFO"
mkfifo "$LEMONBAR_FIFO"

C1="$(xrdb -query | grep background: | awk '{print $2}')"
C2="$(xrdb -query | grep color7: | awk '{print $2}')"

title() {
    sleep 1
    xtitle -s | \
    while read -r title; do
        echo "T$title "
    done
}

dateTime() {
    while true; do
        DATE=$(date '+%H:%M %a %d %b')
        echo "C$DATE"
        sleep 15
    done
}

compose() {
    while read -r line; do
        case $line in
            T*)
                title="${line#?}"
                ;;
            C*)
                clock="${line#?}"
                ;;
        esac
        echo "${title}%{r}${clock}"
    done
}

title       > "$LEMONBAR_FIFO" &
dateTime    > "$LEMONBAR_FIFO" &

cat "$LEMONBAR_FIFO" | compose | lemonbar -g "1366x11+0+0" -B "$C1" -F "$C2" -f "-*-fixed-medium-r-*-*-12-*-*-*-*-*-iso10646-*" LVDS-0