waybar: extract _sway_idle_toggle script

scripts/_sway_idle_toggle

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+swayidlectl() {
+  systemctl --user $1 swayidle.service
+}
+
+if swayidlectl status > /dev/null; then
+    swayidlectl stop
+else
+    swayidlectl start
+fi

scripts/default.nix

@@ -28,6 +28,7 @@ create_scripts
     wl-copy-file = [ wl-clipboard fish ];
     _diffr = [ diffr ];
     _thunar-terminal = [ final.terminal ];
+    _sway_idle_toggle = [ final.swayidle ];
     kak-pager = [ fish final._diffr ];
     kak-man-pager = [ final.kak-pager ];
     musmenu = [ mpc-cli final.wdmenu trash-cli xdg-user-dirs libnotify sd wl-clipboard ];

user/sway/sway-binds.nix

@@ -17,14 +17,6 @@ let
     systemctl suspend
   '';
 
-  _sway_idle_toggle = pkgs.writeShellScriptBin "_sway_idle_toggle" ''
-    if systemctl --user status swayidle > /dev/null; then
-        systemctl --user stop swayidle.service
-    else
-        systemctl --user start swayidle.service
-    fi
-  '';
-
   # mod+1 to swich to workspace 1
   # mod+shift+1 to move to workspace 1
   workspace_binds = lib.forEachMerge (lib.range 1 10) (i:
@@ -133,7 +125,7 @@ let
 
   system_binds = {
     "--locked Ctrl+${mod}+z" = "exec ${_suspend}/bin/_suspend";
-    "${mod}+Alt+c" = "exec ${_sway_idle_toggle}/bin/_sway_idle_toggle";
+    "${mod}+Alt+c" = "exec ${pkgs._sway_idle_toggle}/bin/_sway_idle_toggle";
   };
 
   screenshot_binds = {

user/waybar.nix

@@ -106,7 +106,7 @@ in
         "custom/caffeine" = {
           format = "{}";
           exec = "systemctl --user status swayidle > /dev/null && echo 鈴 || echo ";
-          on-click = "_sway_idle_toggle";
+          on-click = "${pkgs._sway_idle_toggle}/bin/_sway_idle_toggle";
           interval = 1;
           tooltip = false;
         };