#!/usr/bin/env bash

# this is a simple config for herbstluftwm

hc() {
    herbstclient "$@"
}

hc emit_hook reload

xsetroot -solid '#22AA22'

# remove all existing keybindings
hc keyunbind --all

# keybindings
# if you have a super key you will be much happier with Mod set to Mod4
#Mod=Mod1    # Use alt as the main modifier
Mod=Mod4   # Use the super key as the main modifier

hc keybind $Mod-Shift-q quit
hc keybind $Mod-Shift-r reload
hc keybind $Mod-Shift-c close
hc keybind $Mod-Return spawn ${TERMINAL:-urxvt} # use your $TERMINAL with urxvt as fallback

# basic movement
# focusing clients
hc keybind $Mod-Left  focus left
hc keybind $Mod-Down  focus down
hc keybind $Mod-Up    focus up
hc keybind $Mod-Right focus right
hc keybind $Mod-h     focus left
hc keybind $Mod-j     focus down
hc keybind $Mod-k     focus up
hc keybind $Mod-l     focus right

# moving clients
hc keybind $Mod-Shift-Left  shift left
hc keybind $Mod-Shift-Down  shift down
hc keybind $Mod-Shift-Up    shift up
hc keybind $Mod-Shift-Right shift right
hc keybind $Mod-Shift-h     shift left
hc keybind $Mod-Shift-j     shift down
hc keybind $Mod-Shift-k     shift up
hc keybind $Mod-Shift-l     shift right

# splitting frames
# create an empty frame at the specified direction
hc keybind $Mod-u       split   bottom  0.5
hc keybind $Mod-o       split   right   0.5
# let the current frame explode into subframes
hc keybind $Mod-Control-space split explode

# resizing frames
resizestep=0.05
hc keybind $Mod-Control-h       resize left +$resizestep
hc keybind $Mod-Control-j       resize down +$resizestep
hc keybind $Mod-Control-k       resize up +$resizestep
hc keybind $Mod-Control-l       resize right +$resizestep
hc keybind $Mod-Control-Left    resize left +$resizestep
hc keybind $Mod-Control-Down    resize down +$resizestep
hc keybind $Mod-Control-Up      resize up +$resizestep
hc keybind $Mod-Control-Right   resize right +$resizestep

# custom keybindings
case "$HOSTNAME" in
	fau*)
		hc keybind $Mod-q spawn /usr/bin/xlock -geometry 1920x2
		;;
	*)
		hc keybind $Mod-q spawn ~/bin/lock
		;;
esac

if [ "$HOSTNAME" = warthog ] || [ "$HOSTNAME" = falcon ]; then
	hc keybind $Mod-d spawn /usr/bin/dmenu_run_hlwm -fn "Monospace-9"
	hc keybind XF86MonBrightnessDown spawn xbacklight -4
	hc keybind XF86MonBrightnessUp spawn xbacklight +4
	hc keybind Shift-XF86MonBrightnessDown spawn xbacklight -1
	hc keybind Shift-XF86MonBrightnessUp spawn xbacklight +1
else
	hc keybind $Mod-d spawn /usr/bin/dmenu_run_hlwm
fi

hc keybind $Mod-b spawn /usr/bin/chromium
hc keybind $Mod-grave spawn "$HOME"/.config/herbstluftwm/q3terminal.sh 9
hc keybind $Mod-Shift-f chain , attr clients.focus.ewmhnotify false , attr clients.focus.fullscreen false , attr clients.focus.ewmhnotify true

hc keybind XF86AudioMute chain . spawn pactl set-sink-mute @DEFAULT_SINK@ toggle . spawn herbstclient emit_hook UPDATE
hc keybind XF86AudioLowerVolume chain . spawn pactl set-sink-mute @DEFAULT_SINK@ false . spawn pactl set-sink-volume @DEFAULT_SINK@ '-5%' . spawn herbstclient emit_hook UPDATE
hc keybind XF86AudioRaiseVolume chain . spawn pactl set-sink-mute @DEFAULT_SINK@ false . spawn pactl set-sink-volume @DEFAULT_SINK@ '+5%' . spawn herbstclient emit_hook UPDATE
hc keybind XF86AudioMicMute chain . spawn pactl set-source-mute 1 toggle . spawn herbstclient emit_hook UPDATE

# tags
tag_names=( {1..9} 10 )
tag_keys=( {1..9} 0 )

hc rename default "${tag_names[0]}" || true
for i in ${!tag_names[@]} ; do
    hc add "${tag_names[$i]}"
    key="${tag_keys[$i]}"
    if ! [ -z "$key" ] ; then
        hc keybind "$Mod-$key" use_index "$i"
        hc keybind "$Mod-Shift-$key" move_index "$i"
    fi
done

# cycle through tags
hc keybind $Mod-period use_index +1 --skip-visible
hc keybind $Mod-comma  use_index -1 --skip-visible

# layouting
hc keybind $Mod-r remove
hc keybind $Mod-s floating toggle
hc keybind $Mod-f fullscreen toggle
hc keybind $Mod-p pseudotile toggle
# The following cycles through the available layouts within a frame, but skips
# layouts, if the layout change wouldn't affect the actual window positions.
# I.e. if there are two windows within a frame, the grid layout is skipped.
hc keybind $Mod-space                                                           \
            or , and . compare tags.focus.curframe_wcount = 2                   \
                     . cycle_layout +1 vertical horizontal max vertical grid    \
               , cycle_layout +1

# mouse
hc mouseunbind --all
hc mousebind $Mod-Button1 move
hc mousebind $Mod-Button2 zoom
hc mousebind $Mod-Button3 resize

# focus
hc keybind $Mod-BackSpace   cycle_monitor
hc keybind $Mod-Tab         cycle_all +1
hc keybind $Mod-Shift-Tab   cycle_all -1
hc keybind $Mod-c cycle
hc keybind $Mod-i jumpto urgent

# theme
hc attr theme.tiling.reset 1
hc attr theme.floating.reset 1
hc set frame_border_active_color '#222222'
hc set frame_border_normal_color '#101010'
hc set frame_bg_normal_color '#565656'
hc set frame_bg_active_color '#345F0C'
hc set frame_border_width 1
hc set always_show_frame 1
hc set frame_bg_transparent 1
hc set frame_transparent_width 5
hc set frame_gap 4

hc attr theme.active.color '#9fbc00'
hc attr theme.normal.color '#454545'
hc attr theme.urgent.color orange
hc attr theme.inner_width 1
hc attr theme.inner_color black
hc attr theme.border_width 3
hc attr theme.floating.border_width 4
hc attr theme.floating.outer_width 1
hc attr theme.floating.outer_color black
hc attr theme.active.inner_color '#3E4A00'
hc attr theme.active.outer_color '#3E4A00'
hc attr theme.background_color '#141414'

hc set window_gap 0
hc set frame_padding 0
hc set smart_window_surroundings 0
hc set smart_frame_surroundings 1
hc set mouse_recenter_gap 0

# rules
hc unrule -F
#hc rule class=XTerm tag=3 # move all xterms to tag 3
hc rule focus=on # normally focus new clients
#hc rule focus=off # normally do not focus new clients
# give focus to most common terminals
hc rule class~'(.*[Rr]xvt.*|.*[Tt]erm|Konsole)' focus=on
# don't manage Pinentry windows so they overlay the rest
hc rule class='Pinentry' manage=off focus=on

hc rule class='Gcr-prompter' manage=off focus=on
hc rule class='Nm-connection-editor' pseudotile=on
hc rule class='Nm-applet' pseudotile=on

hc rule windowtype~'_NET_WM_WINDOW_TYPE_(DIALOG|UTILITY|SPLASH)' pseudotile=on
hc rule windowtype='_NET_WM_WINDOW_TYPE_DIALOG' focus=on
hc rule windowtype~'_NET_WM_WINDOW_TYPE_(NOTIFICATION|DOCK|DESKTOP)' manage=off

# unlock, just to be sure
hc unlock

herbstclient set tree_style '╾│ ├└╼─┐'

# do multi monitor setup here, e.g.:
# hc set_monitors 1280x1024+0+0 1280x1024+1280+0
# or simply:
# hc detect_monitors

# add external panel
{
	# find the panel
	panel=~/.config/herbstluftwm/panel.sh
	[ -x "$panel" ] || panel=/etc/xdg/herbstluftwm/panel.sh

	# initialize array to store panel-pids
	pids=( )

	# start panel on every monitor
	for monitor in $(herbstclient list_monitors | cut -d: -f1) ; do
		# start it on each monitor and save pids
		"$panel" $monitor &
		pids+=( $! )
	done

	# start dunst (notification tool)
	dunst &
	pids+=( $! )

	# start nm-applet (network-manager)
	nm-applet &
	pids+=( $! )

	# wait until the panels should be stopped
	herbstclient -w '(quit_panel|reload)'
	# stop all started panels
	kill ${pids[@]}
} &

# start redshift if not yet running
pgrep redshift > /dev/null || redshift &