Automatically move fullscreen window to an empty workspace

fullscreen.sh

#!/usr/bin/env bash

tmpdir=$(dirname "$0")/../tmp/fullscreen-old-workspace

isfullscreen=$(hyprctl activewindow | grep 'fullscreen:' | head -n1 | cut -d' ' -f2)

active=$(hyprctl activewindow | grep pid: | sd '\s*pid: (.*)' '$1')

if [ "$isfullscreen" -eq 1 ]; then
  hyprctl dispatch fullscreen >/dev/null
  if [ -f "$tmpdir/$active" ]; then
    old_workspace=$(cat "$tmpdir/$active")
    hyprctl dispatch movetoworkspace "$old_workspace" >/dev/null
    rm "$tmpdir/$active"
  fi
  exit
fi

current_workspace=$(hyprctl activeworkspace | grep 'workspace ID' | head -n1 | sd 'workspace ID .* \((.*)\).*' '$1')
workspaces=$(hyprctl clients | grep workspace: | awk '{print $2}' | grep -v '\-1')

echo "$current_workspace" > "$tmpdir/$active"

count=0

for workspace in $workspaces; do
  if [ "$workspace" -eq "$current_workspace" ]; then
    count=$((count + 1))
  fi
done

if [ $count -gt 1 ]; then
  for i in $(seq 1 10); do
    if ! echo "$workspaces" | grep -w -q "$i"; then
      hyprctl dispatch movetoworkspace "$i" >/dev/null
      hyprctl dispatch fullscreen >/dev/null
      exit
    fi
  done
fi

hyprctl dispatch fullscreen >/dev/null