feat: replaced python scripts with lua

- using lua scripts where we previously used python for lower resource
  consumption

1 files changed, 26 insertions, 28 deletions

diff --git a/modules/desktop/eww/yuck.nix b/modules/desktop/eww/yuck.nix
index 353c094..4f6c158 100644
--- a/modules/desktop/eww/yuck.nix
+++ b/modules/desktop/eww/yuck.nix
@@ -8,21 +8,19 @@
   config = lib.mkIf config.desktop.enable {
     programs.eww.yuckConfig =
       let
-        mkPythonScript =
+        mkLuaScript =
           {
             name,
             path,
             description ? "",
-            python ? pkgs.python3,
-            pythonPackages ? (ps: [ ]),
+            lua ? pkgs.luajit,
+            luaPackages ? (_: [ ]),
             deps ? [ ],
             gobjectIntrospection ? false,
           }:
           let
-            pythonEnv = python.withPackages pythonPackages;
-            pathPrefix = lib.concatStringsSep ":" (
-              [ "${pythonEnv}/bin" ] ++ map (p: "${lib.getBin p}/bin") deps
-            );
+            luaEnv = lua.withPackages luaPackages;
+            pathPrefix = lib.concatStringsSep ":" ([ "${luaEnv}/bin" ] ++ map (p: "${lib.getBin p}/bin") deps);
           in
           pkgs.stdenv.mkDerivation {
             pname = name;
@@ -61,10 +59,16 @@
                 '';
           };
 
-        system-stats = mkPythonScript {
+        system-stats = mkLuaScript {
           name = "eww-system-stats";
-          path = ./system-stats.py;
+          path = ./system-stats.lua;
           description = "Emit {cpu, ram, net} as JSON.";
+          luaPackages = (
+            ps: [
+              ps.lua-cjson
+              ps.luaposix
+            ]
+          );
           deps = [
             pkgs.iw
             pkgs.iproute2
@@ -74,29 +78,24 @@
           ];
         };
 
-        workspaces = mkPythonScript {
-          name = "eww-workspaces";
-          path = ./workspaces.py;
-          description = "Emit workspace list with each focused-app icon, driven by niri's event-stream.";
-          pythonPackages = (ps: [ ps.pygobject3 ]);
-          deps = [ config.desktop.niri.package ];
-          gobjectIntrospection = true;
-        };
-
-        activate-windows = mkPythonScript {
-          name = "eww-activate-windows";
-          path = ./activate-windows.py;
-          description = "Emit icons for windows on the active niri workspace via event-stream.";
-          pythonPackages = (ps: [ ps.pygobject3 ]);
+        niri-status = mkLuaScript {
+          name = "niri-status";
+          path = ./niri-status.lua;
+          description = "Emit workspace and active window information list.";
+          luaPackages = (
+            ps: [
+              ps.lgi
+              ps.lua-cjson
+            ]
+          );
           deps = [ config.desktop.niri.package ];
           gobjectIntrospection = true;
         };
       in
       builtins.replaceStrings
         [
-          "@@workspaces-script@@"
-          "@@windows-script@@"
-          "@@systemstats-script@@"
+          "@@niri-status-script@@"
+          "@@system-stats-script@@"
           "@@icon-offline@@"
           "@@icon-wifi@@"
           "@@icon-ethernet@@"
@@ -107,8 +106,7 @@
           "@@icon-calendar@@"
         ]
         [
-          (lib.getExe workspaces)
-          (lib.getExe activate-windows)
+          (lib.getExe niri-status)
           (lib.getExe system-stats)
           (toString ../../../assets/icons/bar/offline.svg)
           (toString ../../../assets/icons/bar/wifi.svg)