Add Nix

default.nix

@@ -0,0 +1,22 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}: let
+  creamlinux = pkgs.callPackage (./package.nix) {};
+in {
+  options.cfg.gaming = {
+    creamlinux.enable = lib.mkOption {
+      type = lib.types.bool;
+      default = false;
+      description = "Enables creamlinux-installer.";
+    };
+  };
+
+  config = {
+    home.packages = with pkgs; [
+      (lib.mkIf config.cfg.gaming.creamlinux.enable creamlinux)
+    ];
+  };
+}

package.nix

@@ -0,0 +1,53 @@
+{
+  pkgs,
+  fetchFromGitHub,
+}: let
+  pythonEnv = pkgs.python3.withPackages (ps:
+    with ps; [
+      requests
+      zipfile2
+      tqdm
+      rich
+    ]);
+in
+  pkgs.stdenv.mkDerivation rec {
+    pname = "creamlinux";
+    version = "1.0.9";
+
+    src = fetchFromGitHub {
+      owner = "Novattz";
+      repo = "creamlinux-installer";
+      # rev = "v${version}";
+      rev = "f9e7c2f614d45d3c286692ea9f0356788c515103";
+      sha256 = "sha256-ej61Kl9TLnUh1HWbQ2PLV1n6hNeWcN2MHxqCvZ1jOpc=";
+    };
+
+    buildInputs = [pythonEnv];
+
+    # Apply local patch file
+    patches = [./001-use-xdg.patch];
+
+    buildPhase = "true";
+
+    installPhase = ''
+      mkdir -p $out/{bin,lib/${pname}}
+
+      cp *.py $out/lib/${pname}/
+
+      sed -i '1i #!/usr/bin/env python3' $out/lib/${pname}/main.py
+      chmod +x $out/lib/${pname}/main.py
+
+      # Create wrapper that adds --no-update
+      cat > $out/bin/${pname} <<EOF
+      #!${pkgs.bash}/bin/bash
+      exec $out/lib/${pname}/main.py --no-update "\$@"
+      EOF
+
+      chmod +x $out/bin/${pname}
+    '';
+
+    meta = {
+      description = "CreamLinux installer tool";
+      mainProgram = pname;
+    };
+  }