From a2af0e934ec39410c36d4296b2e477e1fda89ae9 Mon Sep 17 00:00:00 2001
From: Rory& <root@rory.gay>
Date: Thu, 20 Nov 2025 22:53:59 +0100
Subject: [PATCH] Nix: Strip down a good chunk of node_modules

---
 flake.nix              |  42 +++++++++++----
 nix/trimNodeModules.sh | 120 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 151 insertions(+), 11 deletions(-)
 create mode 100755 nix/trimNodeModules.sh

diff --git a/flake.nix b/flake.nix
index 87c70737..a2da7949 100644
--- a/flake.nix
+++ b/flake.nix
@@ -46,32 +46,44 @@
             };
 
             src = ./.;
-            nativeBuildInputs = with pkgs; [ python3 ];
+            nativeBuildInputs = with pkgs; [
+              python3
+              nodePackages.patch-package
+              jq
+            ];
             npmDepsHash = hashesFile.npmDepsHash;
             npmBuildScript = "build:src";
             makeCacheWritable = true;
             postPatch = ''
-              substituteInPlace package.json --replace 'npx patch-package' '${pkgs.nodePackages.patch-package}/bin/patch-package'
+              echo "Patching postinstall to use OS-provided patch-package"
+              jq -r '.scripts["postinstall"] = "patch-package"' package.json > package.tmp.json
+              mv package.tmp.json package.json
             '';
             installPhase = ''
               runHook preInstall
-              set -x
-              #remove packages not needed for production, or at least try to...
-              npm prune --omit dev --no-save $npmInstallFlags "''${npmInstallFlagsArray[@]}" $npmFlags "''${npmFlagsArray[@]}"
-              find node_modules -maxdepth 1 -type d -empty -delete
+              # set -x
 
+              # remove packages not needed for production, or at least try to...
+              npm prune --omit dev --no-save $npmInstallFlags "''${npmInstallFlagsArray[@]}" $npmFlags "''${npmFlagsArray[@]}"
+              ${./nix/trimNodeModules.sh}
+
+              # Copy outputs
+              echo "Installing package into $out"
               mkdir -p $out
               cp -r assets dist node_modules package.json $out/
+
+              # Create wrappers for start scripts
+              echo "Creating wrappers for start scripts"
               for i in dist/**/start.js
               do
-                makeWrapper ${pkgs.nodejs_24}/bin/node $out/bin/start-`dirname ''${i/dist\//}` --prefix NODE_PATH : $out/node_modules --add-flags $out/$i
+                makeWrapper ${pkgs.nodejs_24}/bin/node $out/bin/start-`dirname ''${i/dist\//}` --prefix NODE_PATH : $out/node_modules --add-flags --enable-source-maps --add-flags $out/$i
               done
 
-              set +x
+              # set +x
               runHook postInstall
             '';
 
-            passthru.tests = pkgs.testers.runNixOSTest (import ./nix/tests/test_1.nix self);
+            passthru.tests = pkgs.testers.runNixOSTest (import ./nix/tests/test-bundle-starts.nix self);
           };
 
           update-nix-hashes = pkgs.writeShellApplication {
@@ -124,8 +136,16 @@
         };
       }
     )
-    //
-    {
+    // {
       nixosModules.default = import ./nix/modules/default self;
+      checks =
+        let
+          pkgs = import nixpkgs { system = "x86_64-linux"; };
+        in
+        pkgs.lib.recursiveUpdate (pkgs.lib.attrsets.unionOfDisjoint { } self.packages) {
+          x86_64-linux = {
+            spacebar-server-tests = self.packages.x86_64-linux.default.passthru.tests;
+          };
+        };
     };
 }
diff --git a/nix/trimNodeModules.sh b/nix/trimNodeModules.sh
new file mode 100755
index 00000000..debb2738
--- /dev/null
+++ b/nix/trimNodeModules.sh
@@ -0,0 +1,120 @@
+# shellcheck shell=bash
+
+# sources
+echo "Removing source files..."
+find ./node_modules -name '*.ts' -type f -delete
+find ./node_modules -name '*.mts' -type f -delete
+find ./node_modules -name '*.cts' -type f -delete
+find ./node_modules -name '*.coffee' -type f -delete
+find ./node_modules -name '*.rs' -type f -delete
+find ./node_modules -name '*.c' -type f -delete
+find ./node_modules -name '*.cc' -type f -delete
+find ./node_modules -name '*.cpp' -type f -delete
+find ./node_modules -name '*.h' -type f -delete
+find ./node_modules -name '*.hh' -type f -delete
+find ./node_modules -name '*.hpp' -type f -delete
+
+# standard C/C++ build artifacts
+echo "Removing build artifacts..."
+find ./node_modules -name '*.o' -type f -delete
+find ./node_modules -name '*.a' -type f -delete
+find ./node_modules -name '*.d' -type f -delete
+
+# ???
+echo "Removing other random build artifacts..."
+# find ./node_modules -wholename '*build/Release/obj' -type d -exec rm -rfv {} +
+# find ./node_modules -wholename '*build/Release/obj.target' -type d -exec rm -rfv {} +
+find ./node_modules -name 'obj' -type f -delete
+find ./node_modules -name 'obj.target' -type f -delete
+find ./node_modules -name '*.ar-file-list' -type f -delete
+find ./node_modules -name '*.stamp' -type f -delete
+find ./node_modules -name '*musl.node' -type f -delete
+rm -rf ./node_modules/typescript
+rm -rf ./node_modules/ts-node
+rm -rf ./node_modules/node-gyp
+rm -rf ./node_modules/discord-protos/{discord_protos,scripts}
+
+# We don't care about CLI scripts:
+for f in ./node_modules/.bin/*; do
+  rm -vf "$(realpath $f)" $f
+done
+# rm -rf ./node_modules/typescript-json-schema
+rm -rf ./node_modules/node-gyp
+find ./node_modules -name '@types' -type d -exec rm -rfv {} +
+
+echo "Removing random common files..."
+find ./node_modules -name 'test' -type d -exec rm -rf {} +
+find ./node_modules -name 'tests' -type d -exec rm -rf {} +
+find ./node_modules -name 'examples' -type d -exec rm -rf {} +
+find ./node_modules -name 'coverage' -type d -exec rm -rf {} + # Why would you ship coverage reports in artifacts??
+find ./node_modules -name '.nyc_output' -type d -exec rm -rf {} +
+find ./node_modules -name 'doc' -type d -exec rm -rf {} +
+find ./node_modules -name 'docs' -type d -exec rm -rf {} +
+find ./node_modules -name '.idea' -type d -exec rm -rf {} +
+find ./node_modules -name '.github' -type d -exec rm -rf {} +
+find ./node_modules -name '__snapshots__' -type d -exec rm -rf {} +
+find ./node_modules -name '.turbo' -type d -exec rm -rf {} +
+find ./node_modules -name '.tshy' -type d -exec rm -rf {} +
+find ./node_modules -name '__image_snapshots__' -type d -exec rm -rf {} +
+find ./node_modules -name '*.md' -type f -delete
+find ./node_modules -name '*.markdown' -type f -delete
+find ./node_modules -name '*~' -type f -delete # Someone forgot some editor buffers, lol
+find ./node_modules -name 'requirements.txt' -type f -delete
+find ./node_modules -name 'pyproject.toml' -type f -delete
+find ./node_modules -name '*.py' -type f -delete
+find ./node_modules -name '*.sh' -type f -delete
+find ./node_modules -name '*.bat' -type f -delete
+find ./node_modules -name '*.cmd' -type f -delete
+find ./node_modules -name '*.in' -type f -delete
+find ./node_modules -name '*.mk' -type f -delete
+find ./node_modules -name '*.txt' -type f -delete
+find ./node_modules -name '*.Makefile' -type f -delete
+find ./node_modules -name '*.d.ts' -type f -delete
+find ./node_modules -name '*.log' -type f -delete
+find ./node_modules -name '*.tar.gz' -type f -delete
+find ./node_modules -name '*.cs' -type f -delete
+find ./node_modules -name '*.rc' -type f -delete
+find ./node_modules -name '*.am' -type f -delete
+find ./node_modules -name '*.fallback' -type f -delete
+find ./node_modules -name '*.msc' -type f -delete
+find ./node_modules -name '*.1' -type f -delete
+find ./node_modules -name '*.m4' -type f -delete
+find ./node_modules -name '*.vc' -type f -delete
+find ./node_modules -name 'Makefile' -type f -delete
+find ./node_modules -name 'Dockerfile*' -type f -delete
+find ./node_modules -name 'tsconfig.*' -type f -delete
+find ./node_modules -name '.travis.yml' -type f -delete
+find ./node_modules -name '.prettier*' -type f -delete
+find ./node_modules -name '.airtap.yml' -type f -delete
+find ./node_modules -name '.eslintrc' -type f -delete
+find ./node_modules -name '.eslintrc.yml' -type f -delete
+find ./node_modules -name '.gitattributes' -type f -delete
+find ./node_modules -name '.npmignore' -type f -delete
+find ./node_modules -name '.nycrc' -type f -delete
+find ./node_modules -name '.editorconfig' -type f -delete
+find ./node_modules -name '.eslintignore' -type f -delete
+find ./node_modules -name 'yarn.lock' -type f -delete
+find ./node_modules -name 'CODEOWNERS' -type f -delete
+find ./node_modules -name 'README' -type f -delete
+find ./node_modules -name 'changelog' -type f -delete
+find ./node_modules -name '*.stflow' -type f -delete
+find ./node_modules -name '.docker*' -type f -delete
+find ./node_modules -name 'deno.lock' -type f -delete
+find ./node_modules -name 'configure' -type f -delete
+
+if false; then
+  # Probably dont do this, lol, only saves ~1M anyways
+  # Purely for statistical purposes
+  find ./node_modules -name 'LICENSE' -type f -delete
+  find ./node_modules -name 'License' -type f -delete
+  find ./node_modules -name 'license' -type f -delete
+  find ./node_modules -name 'license.terms' -type f -delete
+  find ./node_modules -name 'LICENSE.txt' -type f -delete
+  find ./node_modules -name 'LICENSE.BSD' -type f -delete
+  find ./node_modules -name 'LICENSE.MIT' -type f -delete
+  find ./node_modules -name 'LICENSE.APACHE2' -type f -delete
+  find ./node_modules -name 'LICENSE-MIT.txt' -type f -delete
+fi
+
+echo "Removing empty directories..."
+find node_modules -maxdepth 1 -type d -empty -delete
\ No newline at end of file