From d030959f466ccc51d693389d52848a10af8c76b0 Mon Sep 17 00:00:00 2001
From: midchildan <git@midchildan.org>
Date: Tue, 7 Nov 2023 00:07:25 +0900
Subject: [PATCH] feat!(darwin): use aarch64 by default

---
 .github/workflows/build.yaml    | 4 ++--
 nix/config.toml                 | 2 +-
 nix/darwin/machines/default.nix | 1 +
 nix/darwin/modules/nix.nix      | 2 ++
 4 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 566404a1..0bd425c4 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -41,11 +41,11 @@ jobs:
       - uses: DeterminateSystems/magic-nix-cache-action@v2
       - name: Build NixOS configuration
         run: nix run '.#os' -- build -L --flake '.#ci' --print-build-logs
-  nix-darwin:
+  nix-darwin-amd64:
     runs-on: macos-latest
     steps:
       - uses: actions/checkout@v3
       - uses: cachix/install-nix-action@v22
       - uses: DeterminateSystems/magic-nix-cache-action@v2
       - name: Build nix-darwin configuration
-        run: nix run '.#os' -- build -L --flake '.#ci' --print-build-logs
+        run: nix run '.#os' -- build -L --flake '.#ci-amd64' --print-build-logs
diff --git a/nix/config.toml b/nix/config.toml
index 15b9c1a7..89cca97f 100644
--- a/nix/config.toml
+++ b/nix/config.toml
@@ -27,7 +27,7 @@ system = "x86_64-linux"
 stateVersion = "23.05"
 
 [os.darwin]
-system = "x86_64-darwin"
+system = "aarch64-darwin"
 
 # NOTE: Make sure to understand what the following does. It's a good idea to
 # override this option this per host.
diff --git a/nix/darwin/machines/default.nix b/nix/darwin/machines/default.nix
index d0e9a997..c477de83 100644
--- a/nix/darwin/machines/default.nix
+++ b/nix/darwin/machines/default.nix
@@ -7,4 +7,5 @@ in
   # By default Nix-Darwin would look for a configuration whose name matches its
   # hostname.
   ci = importDarwin ./ci.nix { };
+  ci-amd64 = importDarwin ./ci.nix { system = "x86_64-darwin"; };
 }
diff --git a/nix/darwin/modules/nix.nix b/nix/darwin/modules/nix.nix
index 89d602b4..7ef37dcc 100644
--- a/nix/darwin/modules/nix.nix
+++ b/nix/darwin/modules/nix.nix
@@ -12,6 +12,8 @@ in
   nix.package = lib.mkDefault pkgs.nixVersions.${nix};
   nix.extraOptions = ''
     experimental-features = nix-command flakes
+  '' + lib.optionalString pkgs.stdenv.isAarch64 ''
+    extra-platforms = aarch64-darwin x86_64-darwin
   '';
   nixpkgs.config.allowUnfree = true;
   services.nix-daemon.enable = lib.mkDefault true;