Switch to hyprpaper

pkgs/wl-update-background/default.nix

@@ -1,16 +1,29 @@
 { findutils
-, gnugrep
 , coreutils
 , writeShellScriptBin
-, swww
+, hyprland
 , backgrounds_directory ? "$HOME/Immagini/Sfondi/"
-}: writeShellScriptBin "wl-update-background" ''
-  set -e
-  if [ $# -eq 0 ]; then
-    image=`${findutils}/bin/find ${backgrounds_directory} -type f | ${gnugrep}/bin/grep -v "/\." | ${coreutils}/bin/shuf -n 1`
-  else
-    image="$1"
-  fi
-  echo "image: $image"
-  ${swww}/bin/swww img "$image"
-''
+}: writeShellScriptBin "wl-update-background"
+
+  # ''
+  #   set -e
+  #   if [ $# -eq 0 ]; then
+  #     image=`${findutils}/bin/find ${backgrounds_directory} -type f | ${gnugrep}/bin/grep -v "/\." | ${coreutils}/bin/shuf -n 1`
+  #   else
+  #     image="$1"
+  #   fi
+  #   echo "image: $image"
+  #   ${swww}/bin/swww img "$image"
+  # ''
+
+  ''
+    set -euo pipefail
+    WALLPAPER_DIR=${backgrounds_directory}
+    CURRENT_WALL=$(hyprctl hyprpaper listloaded)
+
+    # Get a random wallpaper that is not the current one
+    WALLPAPER=$(${findutils}/bin/find "$WALLPAPER_DIR" -type f ! -name "$(${coreutils}/bin/basename "$CURRENT_WALL")" | ${coreutils}/bin/shuf -n 1)
+
+    # Apply the selected wallpaper
+    ${hyprland}/bin/hyprctl hyprpaper reload ,"$WALLPAPER"
+  ''