hamrs: add darwin support

Signed-off-by: Ethan Carter Edwards <ethan@ethancedwards.com>

pkgs/by-name/ha/hamrs/darwin.nix

@@ -0,0 +1,41 @@
+{
+  lib,
+  stdenvNoCC,
+  pname,
+  version,
+  meta,
+  fetchurl,
+  _7zz,
+  undmg,
+}:
+
+stdenvNoCC.mkDerivation (finalAttrs: {
+  inherit pname version;
+
+  src =
+    if stdenvNoCC.hostPlatform.isAarch64 then
+      (fetchurl {
+        url = "https://hamrs-releases.s3.us-east-2.amazonaws.com/${finalAttrs.version}/HAMRS-${finalAttrs.version}.dmg";
+        hash = "sha256-IQ7r2OLwJW4auiNDddzZ99jXxrtPw3uYoGIUEHU1gtc=";
+      })
+    else
+      (fetchurl {
+        url = "https://hamrs-releases.s3.us-east-2.amazonaws.com/${finalAttrs.version}/HAMRS-${finalAttrs.version}-intel.dmg";
+        hash = "sha256-bgWeIARE3gO5FA9MqidfXo1Wdn5wDUa/RNzZBxSKloM=";
+      });
+
+  nativeBuildInputs = if stdenvNoCC.hostPlatform.isAarch64 then [ _7zz ] else [ undmg ];
+
+  sourceRoot = ".";
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p $out/Applications
+    cp -r *.app $out/Applications
+
+    runHook postInstall
+  '';
+
+  inherit meta;
+})

pkgs/by-name/ha/hamrs/package.nix

@@ -20,9 +20,14 @@ let
       "aarch64-linux"
       "x86_64-linux"
       "i686-linux"
+      "aarch64-darwin"
+      "x86_64-darwin"
     ];
     mainProgram = "hamrs";
     sourceProvenance = [ lib.sourceTypes.binaryNativeCode ];
   };
 in
-callPackage ./linux.nix { inherit pname version meta; }
+if stdenvNoCC.hostPlatform.isDarwin then
+  callPackage ./darwin.nix { inherit pname version meta; }
+else
+  callPackage ./linux.nix { inherit pname version meta; }