#!/usr/bin/env zsh

PANEL_FIFO="$1"
PREFIX="$2"

ACTIVE_PREFIX="%{F#98BE65}%{U#98BE65}%{+u}"
ACTIVE_SUFFIX="%{F-}%{U-}%{-u}"
VISIBLE_PREFIX="%{F#98BE65}"
VISIBLE_SUFFIX="%{F-}"
URGENT_PREFIX="%{F#C45500}!"
URGENT_SUFFIX="!%{F-}"
EMPTY_PREFIX="%{F#C792EA}"
EMPTY_SUFFIX="%{F-}"
OCCUPIED_PREFIX="%{F#82AAFF}"
OCCUPIED_SUFFIX="%{F-}"
WS_SEPARATOR=" "
typeset -A MAP
MAP[1]="dev"
MAP[2]="www"
MAP[3]="sys"
MAP[4]="chat"
MAP[5]="mus"
MAP[6]="vid"
MAP[7]="doc"
MAP[8]="virt"
MAP[9]="etc"
MAP[10]="scr"

exec 5>"$PANEL_FIFO"

main() {
    REPORT="$1"

    local -a desktops
    local prefix suffix name

    for item in ${(s.:.)REPORT}; do
        name=${item[2,-1]}
        case $item in
            f* ) # free|empty unfocused
                prefix="${EMPTY_PREFIX}"
                suffix="${EMPTY_SUFFIX}"
                ;;
            o* ) # occupied unfocused
                >&2 echo "unfocused occupied! $name"
                prefix="${OCCUPIED_PREFIX}"
                suffix="${OCCUPIED_SUFFIX}"
                ;;
            u* ) # urgent unfocused
                prefix="${URGENT_PREFIX}"
                suffix="${URGENT_SUFFIX}"
                ;;
            [FOU]* ) # visible maybe focused, maybe occupied, maybe urgent
                if bspc query -D -d "$name".focused >/dev/null 2>&1; then
                    prefix="${ACTIVE_PREFIX}"
                    suffix="${ACTIVE_SUFFIX}"
                else
                    prefix="${VISIBLE_PREFIX}"
                    suffix="${VISIBLE_SUFFIX}"
                fi
                ;;
            * ) continue ;;
        esac

        prefix="${prefix}%{A:focusws $name:}"
        suffix="${suffix}%{A}"

        if [[ "$name" == "0" ]]; then
            name=10
        fi

        desktops[$name]="${prefix}${MAP[$name]}${suffix}"
    done

    OUTPUT=()
    for wstxt in $desktops; do
        OUTPUT+=("$wstxt" "$WS_SEPARATOR")
    done


    RESULT="$(printf "%s" "${OUTPUT[@]}")"
}

bspc subscribe report | while read -r line; do
    main "$line"
    print "$PREFIX $RESULT" >&5
done