GitHub Desktop from overlay

Author: stackptr

home/default.nix

@@ -64,6 +64,7 @@
       ++ lib.optionals stdenv.isDarwin [
         chatgpt
         daisydisk
+        github-desktop
         gitify
         iina
         m-cli

lib/hosts.nix

@@ -101,6 +101,7 @@
         }
         {
           nixpkgs.overlays = [
+            (import ./../overlays/github-desktop.nix)
             (import ./../overlays/whatsapp-for-mac.nix)
           ];
         }

modules/darwin/default.nix

@@ -21,10 +21,6 @@
     };
     taps = builtins.attrNames config.nix-homebrew.taps; # See: zhaofengli/nix-homebrew#5
     casks = let
-      # Electron apps generally are marked auto_updates
-      electronApps = [
-        "github"
-      ];
       # Apps marked auto_updates but which have their updates disabled via CustomUserPreferences
       greedyApps =
         map (name: {
@@ -53,7 +49,6 @@
       ];
     in
       lib.concatLists [
-        electronApps
         greedyApps
         otherApps
       ];
@@ -149,7 +144,7 @@
         "/System/Applications/Messages.app"
         "${pkgs.slack}/Applications/Slack.app"
         "/Applications/Textual.app"
-        "/Applications/GitHub Desktop.app"
+        "${pkgs.slack}/Applications/GitHub Desktop.app"
       ];
       show-process-indicators = false;
       showhidden = false;

overlays/github-desktop.nix

@@ -0,0 +1,3 @@
+self: super: {
+  github-desktop = super.callPackage ./../packages/github-desktop/package.nix {};
+}

packages/github-desktop/package.nix

@@ -0,0 +1,38 @@
+# TODO: Build from source and upstream
+{
+  lib,
+  stdenvNoCC,
+  fetchurl,
+  unzip,
+}:
+stdenvNoCC.mkDerivation (finalAttrs: {
+  pname = "github-desktop";
+  version = "3.4.19";
+
+  src = fetchurl {
+    url = "https://github.com/desktop/desktop/releases/download/release-${finalAttrs.version}/GitHub.Desktop-arm64.zip";
+    hash = "sha256-ircv8/fWS8JX4fWWxGpFaOSw5uuPZ3JtYenBdU/vlls=";
+  };
+
+  dontUnpack = true;
+
+  nativeBuildInputs = [unzip];
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p "$out/Applications"
+    unzip -d "$out/Applications" $src
+
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    description = "GUI for managing Git and GitHub";
+    homepage = "https://desktop.github.com/";
+    license = licenses.mit;
+    mainProgram = "github-desktop";
+    platforms = platforms.darwin;
+    sourceProvenance = with sourceTypes; [binaryNativeCode];
+  };
+})