sway: Only add swayfx config if it is being used

home-manager/modules/sway/default.nix

@@ -284,25 +284,29 @@ in
 
         startup = cfg.startup;
       };
-      extraConfig = ''
-        for_window [app_id="^.*"] inhibit_idle fullscreen
-        for_window [class="^.*"] inhibit_idle fullscreen
-        for_window [app_id="org.gnome.Calculator"] floating enable
-        for_window [shell="xwayland"] title_format "%title [XWayland]"
-        for_window [app_id="^.*iwgtk$"] floating enable
+      extraConfig = builtins.concatStringsSep "\n" (
+        [
+          ''
+            for_window [app_id="^.*"] inhibit_idle fullscreen
+            for_window [class="^.*"] inhibit_idle fullscreen
+            for_window [app_id="org.gnome.Calculator"] floating enable
+            for_window [shell="xwayland"] title_format "%title [XWayland]"
+            for_window [app_id="^.*iwgtk$"] floating enable
 
-        blur enable
-        blur_xray disable
+            include /etc/sway/config.d/*
+          ''
+        ]
+        ++ lib.optional (cfg.package == pkgs.swayfx) ''
+          blur enable
+          blur_xray disable
 
-        shadows enable
+          shadows enable
 
-        default_dim_inactive 0.2
+          default_dim_inactive 0.2
 
-        corner_radius 10
-
-
-        include /etc/sway/config.d/*
-      '';
+          corner_radius 10
+        ''
+      );
       # exec --no-startup-id ${pkgs.swaynotificationcenter}/bin/swaync
       # exec --no-startup-id ${pkgs.networkmanagerapplet}/bin/nm-applet --indicator
       # exec --no-startup-id ${pkgs.swayidle}/bin/swayidle -w timeout 900 "${swaylockcmd}"