#!/usr/bin/env bash

font="-*-ohsnap-medium-r-*-*-14-*-*-*-*-*-*-*"
backg="#161616"
foreg="#404040"
active="#747474"
urgent="#a04363"
icon_path="$HOME/configs/monsterwm/icons"
icon_color="#454545"

# set desktop wallpaper
feh --bg-scale $HOME/Dropbox/Wallpaper/mwm-1280.png &

# create a fifo to send output
: "${wm:=monsterwm}"
: "${ff:="/tmp/${wm}.fifo"}"

# status bar
while sleep 1; do $HOME/configs/monsterwm/scripts/monster-status
done | dzen2 -h 18 -w 1920 -x 260 -ta r -fn "$font" -bg "$backg" -fg "$foreg" -p &

[[ -p $ff ]] || mkfifo -m 600 "$ff"
while read -r; do
    [[ $REPLY =~ ^(([[:digit:]]+:)+[[:digit:]]+ ?)+$ ]] && read -ra desktops <<< "$REPLY" || continue
    for desktop in "${desktops[@]}"; do
        IFS=':' read -r d w m c u <<< "$desktop"
        # name each desktop
        case $d in
            #0) d="term" s="" ;;
            #1) d="web"  s="" ;;
            #2) d="file" s="" ;;
            #3) d="foo"  s="" ;;
            # use icons for desktops
            0) d="^i($icon_path/dice1.xbm)" s="" ;;
            1) d="^i($icon_path/dice2.xbm)" s="" ;;
            2) d="^i($icon_path/dice3.xbm)" s="" ;;
            3) d="^i($icon_path/dice4.xbm)" s="" ;;
        esac
        # the active/current desktop color should be $active
        # also display the active/current desktop's tiling layout/mode
        ((c)) && f="$active" && case $m in
            0) i=" ^fg($icon_color)^i($icon_path/tile.xbm)^fg()"    ;;
            1) i=" ^fg($icon_color)^i($icon_path/monocle.xbm)^fg()" ;;
            2) i=" ^fg($icon_color)^i($icon_path/bstack.xbm)^fg()"  ;;
            3) i=" ^fg($icon_color)^i($icon_path/grid.xbm)^fg()"    ;;
            4) i=" ^fg($icon_color)^i($icon_path/float.xbm)^fg()"   ;;
        esac || f="$foreg"
        # if the desktop has an urgent hint its color should be $urgent (red)
        ((u)) && f="$urgent"
        # if the desktop has windows print that number next to the desktop name
        # else just print the desktop name
        ((w)) && r+="$s ^fg($f)$d°^fg()" || r+="$s ^fg($f)$d ^fg()"
    done
    # read from fifo and output to dzen2
    printf "%s%s\n" "$r" "$i" && unset r
done < "$ff" | dzen2 -h 18 -w 260 -ta l -fn "$font" -bg "$backg" -fg "$foreg" -p &

# pass output to fifo
while :; do "$wm" || break; done | tee -a "$ff"