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packages/everforrest-gtk/default.nix

@@ -0,0 +1,70 @@
+{
+  lib,
+  stdenv,
+  fetchFromGitHub,
+  gtk-engine-murrine,
+  jdupes,
+  sassc,
+  accent ? ["default"],
+  shade ? "dark",
+  size ? "standard",
+}: let
+  validAccents = ["default" "purple" "pink" "red" "orange" "yellow" "green" "teal" "grey"];
+  validShades = ["light" "dark"];
+  validSizes = ["standard" "compact"];
+
+  single = x: lib.optional (x != null) x;
+  pname = "Everforrest";
+in
+  lib.checkListOfEnum "${pname} Valid theme accent(s)" validAccents accent
+  lib.checkListOfEnum "${pname} Valid shades" validShades (single shade)
+  lib.checkListOfEnum "${pname} Valid sizes" validSizes (single size)
+
+  stdenv.mkDerivation {
+    pname = "${pname}";
+    version = "0-unstable-2024-06-27";
+
+    src = fetchFromGitHub {
+      owner = "Fausto-Korpsvart";
+      repo = "Everforrest-GTK-Theme";
+      rev = "bb3fc27a2468f0965a738d9d3b30c52a799572d2";
+#       hash = "sha256-oKqLb66N4swHfhjUZJIGryE0D9MkuLdKFQa6j3TFmOg=";
+    };
+
+    nativeBuildInputs = [jdupes sassc];
+
+    propagatedUserEnvPkgs = [gtk-engine-murrine];
+
+    postPatch = ''
+      find -name "*.sh" -print0 | while IFS= read -r -d ''' file; do
+        patchShebangs "$file"
+      done
+    '';
+
+    dontBuild = true;
+
+    installPhase = ''
+      runHook preInstall
+
+      mkdir -p $out/share/themes
+
+      ./themes/install.sh \
+        --name ${pname} \
+        ${toString (map (x: "--theme " + x) accent)} \
+        ${lib.optionalString (shade != null) ("--color " + shade)} \
+        ${lib.optionalString (size != null) ("--size " + size)} \
+        --dest $out/share/themes
+
+      jdupes --quiet --link-soft --recurse $out/share
+
+      runHook postInstall
+    '';
+
+    meta = with lib; {
+      description = "A GTK theme based on the Everforrest colour palette";
+      homepage = "https://github.com/Fausto-Korpsvart/Everforrest-GTK-Theme";
+      license = licenses.gpl3Only;
+      # maintainers = with maintainers; [ icy-thought ];
+      platforms = platforms.all;
+    };
+  }