move pywal to shell binary

.scripts/switch-wallpaper.sh

@@ -1,10 +0,0 @@
-# -n tells `wal` to skip setting the wallpaper.
-wal -i ~/Wallpapers/ -n
-
-# Using feh to tile the wallpaper now.
-# We grab the wallpaper location from wal's cache so
-# that this works even when a directory is passed.
-swww img "$(<"${HOME}/.cache/wal/wal")" --transition-type wipe --transition-angle 45 --transition-fps 90
-
-# Copy cava and update config
-cp ~/.cache/wal/cava-config ~/.config/cava/config && pkill -USR2 cava

home-manager/terminal.nix

@@ -30,7 +30,6 @@
       clean = "nix-store --gc";
       dotfiles = "cd ~/dotfiles/";
       nv = "nvim";
-      pywal = "bash ~/dotfiles/.scripts/switch-wallpaper.sh";
     };
 
     oh-my-zsh = {
@@ -65,5 +64,17 @@
   home.packages = with pkgs; [
     neofetch
     (nerdfonts.override { fonts = [ "JetBrainsMono" ]; })
+    (pkgs.writeShellScriptBin "pywal" ''
+      # -n tells `wal` to skip setting the wallpaper.
+      wal -i ~/Wallpapers/ -n
+
+      # Using feh to tile the wallpaper now.
+      # We grab the wallpaper location from wal's cache so
+      # that this works even when a directory is passed.
+      swww img "$(<"${config.home.homeDirectory}/.cache/wal/wal")" --transition-type wipe --transition-angle 45 --transition-fps 90
+
+      # Copy cava and update config
+      cp ~/.cache/wal/cava-config ~/.config/cava/config && pkill -USR2 cava
+    '')
   ];
 }

waybar/config.jsonc

@@ -110,7 +110,7 @@
     "format": "{icon}",
     "tooltip": false,
     "tooltip-format": "Change Wallpaper",
-    "on-click": "bash ~/dotfiles/.scripts/switch-wallpaper.sh &",
+    "on-click": "pywal",
     "format-icons": {
       "default": " ",
     },