updating emacs and trying to use cosmic more

pkgs/darkly-pkg.nix

@@ -0,0 +1,81 @@
+{
+  lib,
+  stdenv,
+  cmake,
+  qtbase,
+  wrapQtAppsHook,
+  kwindowsystem,
+  kiconthemes,
+  kdecoration,
+  kcoreaddons,
+  kcolorscheme ? null,
+  kcmutils,
+  frameworkintegration,
+  extra-cmake-modules,
+  darkly-qt6 ? null,
+}:
+let
+  inherit (builtins) baseNameOf;
+  inherit (lib.sources) cleanSourceWith cleanSource;
+  inherit (lib.strings) hasSuffix;
+  isQt5 = lib.versionOlder qtbase.version "6";
+in
+stdenv.mkDerivation (finalAttrs: {
+  pname = "darkly-qt${if isQt5 then "5" else "6"}";
+  version = lib.removeSuffix "\n" (builtins.readFile ../VERSION);
+
+  src = cleanSourceWith {
+    filter =
+      name: _type:
+      let
+        baseName = baseNameOf (toString name);
+      in
+      !(hasSuffix ".nix" baseName);
+    src = cleanSource ../.;
+  };
+
+  postInstall = lib.optionalString isQt5 ''
+    rm -r $out/share
+    ln -s "${darkly-qt6}/share" "$out/share"
+    ln -s "${darkly-qt6}/bin" "$out/bin"
+  '';
+
+  buildInputs = [ qtbase ];
+
+  propagatedBuildInputs =
+    [
+      frameworkintegration
+      kcmutils
+      kcoreaddons
+      kdecoration
+      kiconthemes
+      kwindowsystem
+    ]
+    ++ lib.optionals (!isQt5) [
+      kcolorscheme
+    ];
+
+  nativeBuildInputs = [
+    cmake
+    extra-cmake-modules
+    wrapQtAppsHook
+  ];
+
+  cmakeFlags = [
+    (lib.cmakeBool "BUILD_QT5" isQt5)
+    (lib.cmakeBool "BUILD_QT6" (!isQt5))
+  ];
+
+  outputs = [
+    "out"
+    "dev"
+  ];
+
+  meta = with lib; {
+    description = "Fork of the Darkly breeze theme style that aims to be visually modern and minimalistic";
+    mainProgram = "darkly-settings6";
+    homepage = "https://github.com/Bali10050/Darkly";
+    license = licenses.gpl2Plus;
+    platforms = platforms.all;
+  };
+})