From a1c1a26ac9991e0f8b42a99e558d736ecfdfffcd Mon Sep 17 00:00:00 2001
From: oppiliappan <me@oppi.li>
Date: Sun, 1 Jun 2025 18:53:10 +0100
Subject: [PATCH] nix: deduplicate derivation attributes
Change-Id: wyonpyyzurwlxxtyszsrqpolswspumlp

Signed-off-by: oppiliappan <me@oppi.li>
---
 flake.nix | 98 +++++++++++++++++++------------------------------------
 1 file changed, 33 insertions(+), 65 deletions(-)

diff --git a/flake.nix b/flake.nix
index e29fba8..9264289 100644
--- a/flake.nix
+++ b/flake.nix
@@ -50,41 +50,8 @@
   in {
     overlays.default = final: prev: let
       goModHash = "sha256-HkmfHtnuixvDsLPthcguXToOFQo4eliZKQA2ibytdsE=";
-    in {
-      indigo-lexgen = final.buildGoModule {
-        pname = "indigo-lexgen";
-        version = "0.1.0";
-        src = indigo;
-        subPackages = ["cmd/lexgen"];
-        vendorHash = "sha256-pGc29fgJFq8LP7n/pY1cv6ExZl88PAeFqIbFEhB3xXs=";
-        doCheck = false;
-      };
-
-      appview = with final;
-        final.pkgsStatic.buildGoModule {
-          pname = "appview";
-          version = "0.1.0";
-          src = gitignoreSource ./.;
-          postUnpack = ''
-            pushd source
-            mkdir -p appview/pages/static/{fonts,icons}
-            cp -f ${htmx-src} appview/pages/static/htmx.min.js
-            cp -rf ${lucide-src}/*.svg appview/pages/static/icons/
-            cp -f ${inter-fonts-src}/web/InterVariable*.woff2 appview/pages/static/fonts/
-            cp -f ${inter-fonts-src}/web/InterDisplay*.woff2 appview/pages/static/fonts/
-            cp -f ${ibm-plex-mono-src}/fonts/complete/woff2/IBMPlexMono-Regular.woff2 appview/pages/static/fonts/
-            ${pkgs.tailwindcss}/bin/tailwindcss -i input.css -o appview/pages/static/tw.css
-            popd
-          '';
-          doCheck = false;
-          subPackages = ["cmd/appview"];
-          vendorHash = goModHash;
-          env.CGO_ENABLED = 1;
-          stdenv = pkgsStatic.stdenv;
-        };
-
-      appview-cross = with final;
-        final.pkgsCross.gnu64.pkgsStatic.buildGoModule {
+      appviewBuildAttrs = final:
+        with final; {
           pname = "appview";
           version = "0.1.0";
           src = gitignoreSource ./.;
@@ -105,48 +72,49 @@
           env.CGO_ENABLED = 1;
           stdenv = pkgsStatic.stdenv;
         };
-
-      # cross-compile on darwin to x86_64-linux
-      knot-cross = with final;
-        final.pkgsCross.gnu64.pkgsStatic.buildGoModule {
+      knotBuildAttrs = final:
+        with final; {
           pname = "knot";
           version = "0.1.0";
           src = gitignoreSource ./.;
           subPackages = ["cmd/knot"];
           vendorHash = goModHash;
-
           env.CGO_ENABLED = 1;
         };
+    in {
+      indigo-lexgen = final.buildGoModule {
+        pname = "indigo-lexgen";
+        version = "0.1.0";
+        src = indigo;
+        subPackages = ["cmd/lexgen"];
+        vendorHash = "sha256-pGc29fgJFq8LP7n/pY1cv6ExZl88PAeFqIbFEhB3xXs=";
+        doCheck = false;
+      };
+
+      # appview packages
+      appview = final.pkgsStatic.buildGoModule (appviewBuildAttrs final);
+      appview-cross = final.pkgsCross.gnu64.pkgsStatic.buildGoModule (appviewBuildAttrs final);
 
+      # knot packages
       knot = with final;
-        final.pkgsStatic.buildGoModule {
-          pname = "knot";
-          version = "0.1.0";
-          src = gitignoreSource ./.;
-          nativeBuildInputs = [final.makeWrapper];
-          subPackages = ["cmd/knot"];
-          vendorHash = goModHash;
-          installPhase = ''
-            runHook preInstall
+        final.pkgsStatic.buildGoModule ((knotBuildAttrs final)
+          // {
+            nativeBuildInputs = [final.makeWrapper];
+            installPhase = ''
+              runHook preInstall
 
-            mkdir -p $out/bin
-            cp $GOPATH/bin/knot $out/bin/knot
+              mkdir -p $out/bin
+              cp $GOPATH/bin/knot $out/bin/knot
 
-            wrapProgram $out/bin/knot \
-            --prefix PATH : ${pkgs.git}/bin
+              wrapProgram $out/bin/knot \
+              --prefix PATH : ${pkgs.git}/bin
+
+              runHook postInstall
+            '';
+          });
+      knot-cross = final.pkgsCross.gnu64.pkgsStatic.buildGoModule (knotBuildAttrs final); # cross-compile on darwin to x86_64-linux
+      knot-unwrapped = final.pkgsStatic.buildGoModule (knotBuildAttrs final);
 
-            runHook postInstall
-          '';
-          env.CGO_ENABLED = 1;
-        };
-      knot-unwrapped = final.pkgsStatic.buildGoModule {
-        pname = "knot";
-        version = "0.1.0";
-        src = gitignoreSource ./.;
-        subPackages = ["cmd/knot"];
-        vendorHash = goModHash;
-        env.CGO_ENABLED = 1;
-      };
       genjwks = final.buildGoModule {
         pname = "genjwks";
         version = "0.1.0";
-- 
2.43.0