daemons.spell

#!/bin/bash
# Enable/disable my custom daemons

readonly DAEMONS="light,mood_light
battery,use_the_juice
walls,stop_wall"

readonly NUM_DAEMONS="$(echo "$DAEMONS" | wc -l)"
CACHE="/tmp/$LOGNAME"
mkdir -p "$CACHE"

while :; do
    i=1
    for d in $DAEMONS; do
        if [[ -e "$CACHE/${d#*,}" ]]; then
            printf "%d) \e[31mOFFLINE\e[0m %s\n" $i "${d%,*}"
        else
            printf "%d) \e[32mONLINE \e[0m %s\n" $i "${d%,*}"
        fi
        ((i++))
    done
    unset i
    while :; do
        read -r -p "${PS3:-#?} " || {
            echo
            exit
        }
        [[ "$REPLY" ]] && break
    done
    if [[ "$REPLY" -le "$NUM_DAEMONS" ]] && [[ "$REPLY" -gt 0 ]]; then
        dfile="$(echo "$DAEMONS" | sed -n "${REPLY}p")"
        dfile="$CACHE/${dfile#*,}"
        if [[ -e "$dfile" ]]; then
            rm "$dfile"
        else
            touch "$dfile"
        fi
    fi
done