#!/usr/bin/env bash

set -e
set -o nounset
set -o pipefail

SCRIPTS=${SCRIPTS:-$HOME/.local/scripts}
THIS_FILE=${BASH_SOURCE[0]}
LOG_LABEL=$(basename "$THIS_FILE")
THIS=${THIS:-$LOG_LABEL}
LOG_FILE=${LOG_FILE:-"/tmp/$LOG_LABEL.log"}

usage() {
  cat <<EOF

Utility for toggling a windows floating property.

USAGE:

  $ $THIS <flags> <address>

FLAGS:
  -a | --active:        Toggle floating on the currently active window.
  -w | --width <n>:     Set a width of the floating window.
  -h | --height <n>:    Set a height of the floating window.
  --help:               Show this help page.

EOF

}

# Suppress output of hyprctl
hypr_dispatch() {
  hyprctl dispatch "$@" >/dev/null 2>&1 && return $?
}

toggle_floating() {
  local address="$1"
  hypr_dispatch togglefloating
  echo "$address"
}

center_window() {
  local address=""
  read -r address
  hypr_dispatch centerwindow
  echo "$address"
}

# Float's a window, setting it's height and width and centering.

# The percentage of the screen size for the floating window.
WIDTH_PERCENT=80
HEIGHT_PERCENT=40

floating=$(hyprctl activewindow -j | jq '.floating')

if [ "$floating" = "true" ]; then
  hyprctl dispatch togglefloating
else
  monitor=$(hyprctl monitors -j | jq '.[] | select(.focused == true)')
  mw=$(echo "$monitor" | jq '.width')
  mh=$(echo "$monitor" | jq '.height')
  ms=$(echo "$monitor" | jq '.scale')

  echo "scale: $ms"

  neww=$(echo "scale=6; (($mw / $ms) * $WIDTH_PERCENT / 100)" | bc)
  newh=$(echo "scale=6; (($mh / $ms) * $HEIGHT_PERCENT / 100)" | bc)

  hyprctl dispatch togglefloating &&
    hyprctl dispatch resizeactive exact $neww $newh &&
    hyprctl dispatch centerwindow
fi