From 21b40d849a26c96d81e76ac9569e3682990006f4 Mon Sep 17 00:00:00 2001
From: ThetaSinner <ThetaSinner@users.noreply.github.com>
Date: Thu, 14 Mar 2024 19:24:48 +0000
Subject: [PATCH] Share workspace deps to reduce build overhead

---
 flake.nix                 |  9 +++++++++
 nix/modules/scenario.nix  | 26 +++-----------------------
 nix/modules/workspace.nix | 14 +++++++-------
 nix/modules/zome.nix      |  8 ++++----
 4 files changed, 23 insertions(+), 34 deletions(-)

diff --git a/flake.nix b/flake.nix
index 95bc0b89..af8aebab 100644
--- a/flake.nix
+++ b/flake.nix
@@ -78,6 +78,15 @@
                 pkgs.statix
               ];
             };
+
+            packages = {
+              default = config.workspace.workspace;
+              inherit (config.workspace) workspace;
+            };
+
+            checks = {
+              inherit (config.workspace) workspace_clippy;
+            };
           };
       };
 }
diff --git a/nix/modules/scenario.nix b/nix/modules/scenario.nix
index 6aedb61b..ff59ce9a 100644
--- a/nix/modules/scenario.nix
+++ b/nix/modules/scenario.nix
@@ -5,35 +5,15 @@
     let
       inherit (config.rustHelper) craneLib;
 
-      opensslStatic =
-        if system == "x86_64-darwin"
-        then pkgs.openssl # pkgsStatic is considered a cross build and this is not yet supported
-        else pkgs.pkgsStatic.openssl;
-
-      mkPackage = { name }: craneLib.buildPackage {
+      mkPackage = { name }: craneLib.buildPackage (config.workspace.commonArgs // {
         pname = name;
         version = config.rustHelper.findCrateVersion ../../scenarios/${name}/Cargo.toml;
 
-        src = craneLib.cleanCargoSource (craneLib.path ./../..);
-        strictDeps = true;
+        inherit (config.workspace) cargoArtifacts;
 
         cargoExtraArgs = "-p ${name}";
         SKIP_HAPP_BUILD = "1";
-
-        buildInputs = with pkgs; [
-          # Some Holochain crates link against openssl
-          openssl
-          opensslStatic
-        ];
-
-        nativeBuildInputs = with pkgs; [
-          # To build openssl-sys
-          perl
-          pkg-config
-          # Because the holochain_client depends on Kitsune/tx5
-          go
-        ];
-      };
+      });
     in
     {
       options.scenarioHelper = lib.mkOption { type = lib.types.raw; };
diff --git a/nix/modules/workspace.nix b/nix/modules/workspace.nix
index 3ff54db2..82d4079c 100644
--- a/nix/modules/workspace.nix
+++ b/nix/modules/workspace.nix
@@ -15,6 +15,9 @@
         src = craneLib.cleanCargoSource (craneLib.path ./../..);
         strictDeps = true;
 
+        cargoExtraArgs = "--locked --workspace";
+        SKIP_HAPP_BUILD = "1";
+
         buildInputs = with pkgs; [
           # Some Holochain crates link against openssl
           openssl
@@ -38,19 +41,16 @@
         inherit cargoArtifacts;
       });
 
-      workspaceClippy = craneLib.cargoClippy (commonArgs // {
+      workspace_clippy = craneLib.cargoClippy (commonArgs // {
         inherit cargoArtifacts;
         cargoClippyExtraArgs = "--all-targets --all-features -- --deny warnings";
       });
     in
     {
-      packages = {
-        default = workspace;
-        inherit workspace;
-      };
+      options.workspace = lib.mkOption { type = lib.types.raw; };
 
-      checks = {
-        inherit workspaceClippy;
+      config.workspace = {
+        inherit commonArgs cargoArtifacts workspace workspace_clippy;
       };
     };
 }
diff --git a/nix/modules/zome.nix b/nix/modules/zome.nix
index b9facf9c..55fe7ef4 100644
--- a/nix/modules/zome.nix
+++ b/nix/modules/zome.nix
@@ -13,16 +13,16 @@
           let
             packageName = if kind == "integrity" then "${name}_${kind}" else name;
           in
-          craneLib.buildPackage {
+          craneLib.buildPackage (config.workspace.commonArgs // {
             pname = "${name}_${kind}";
             version = config.rustHelper.findCrateVersion ../../zomes/${name}/${kind}/Cargo.toml;
 
-            src = craneLib.cleanCargoSource (craneLib.path ./../..);
-            strictDeps = true;
+            inherit (config.workspace) cargoArtifacts;
+
             doCheck = false;
 
             cargoExtraArgs = "-p ${packageName} --lib --target wasm32-unknown-unknown";
-          };
+          });
       };
     };
 }