packages/excalidraw: switch to mkYarnPackage

packages/projects.nix

@@ -12,10 +12,6 @@
     ./websites/landing/project.nix
     ./websites/stop-using-nix-env/project.nix
   ];
-  dream2nix.config = {
-    projectRoot = ./.;
-    overridesDirs = [ ./dream2nix-overrides ];
-  };
   perSystem = { config, filters, pkgs, self', ... }:
   let
     inherit (self'.packages) nix-super;
@@ -23,26 +19,11 @@
     pins = import ./sources;
   in
   {
-    dream2nix = {
-      inputs = filters.doFilter filters.packages {
-        excalidraw = {
-          source = pins.excalidraw;
-          projects.excalidraw = {
-            subsystem = "nodejs";
-            translator = "yarn-lock";
-            subsystemInfo.nodejs = "18";
-          };
-        };
-      };
-    };
-
     packages = filters.doFilter filters.packages rec {
 
       cinny = pkgs.callPackage ./web-apps/cinny { inherit pins; };
 
-      excalidraw = let
+      excalidraw = pkgs.callPackage ./web-apps/excalidraw { inherit pins; };
-        inherit (config.dream2nix.outputs.excalidraw.packages) excalidraw;
-      in excalidraw // { webroot = "${excalidraw}/${excalidraw.webPath}"; };
 
       graf = pkgs.callPackage ./tools/graf { };
 

packages/web-apps/excalidraw/default.nix

@@ -0,0 +1,68 @@
+{ lib
+, fetchFromGitHub
+, mkYarnPackage
+, fetchYarnDeps
+, fixup_yarn_lock
+, npins
+, pins
+}:
+
+let
+  inherit (pins) excalidraw;
+
+  app = mkYarnPackage rec {
+    pname = "excalidraw";
+    version = "0.0.0+${builtins.substring 0 7 excalidraw.revision}";
+
+    REACT_APP_DISABLE_SENTRY = "true";
+    REACT_APP_FIREBASE_CONFIG = "";
+    REACT_APP_GOOGLE_ANALYTICS_ID = "";
+
+    src = npins.mkSource excalidraw;
+
+    packageJSON = "${excalidraw}/package.json";
+
+    nativeBuildInputs = [ fixup_yarn_lock ];
+
+    offlineCache = fetchYarnDeps {
+      name = "excalidraw-yarn-cache-${builtins.hashString "sha256" (builtins.readFile "${excalidraw}/yarn.lock")}";
+      yarnLock = src + "/yarn.lock";
+      hash = "sha256-PuMqjAFhl+IPnpZyOlRPFazQbU5yKHe2iQJNgq4Cvh0=";
+    };
+
+    configurePhase = ''
+      runHook preConfigure
+
+      export HOME="$TMPDIR"
+      yarn config --offline set yarn-offline-mirror "$offlineCache"
+      fixup_yarn_lock yarn.lock
+      yarn install --offline --frozen-lockfile --ignore-platform --ignore-scripts --no-progress --non-interactive
+      patchShebangs node_modules/
+
+      runHook postConfigure
+    '';
+
+    buildPhase = ''
+      yarn --offline build:app
+    '';
+
+    installPhase = ''
+      distRoot=$out/share/www
+      dist=$distRoot/excalidraw
+      mkdir -p $distRoot
+      mv build $dist
+      find $dist -type f -name "*.map" -delete
+    '';
+
+    doDist = false;
+
+    passthru.webroot = "${app}/share/www/excalidraw";
+
+    meta = with lib; {
+      description = "Virtual whiteboard for sketching hand-drawn like diagrams";
+      homepage = "https://github.com/excalidraw/excalidraw";
+      changelog = "https://github.com/excalidraw/excalidraw/blob/${src.rev}/CHANGELOG.md";
+      license = licenses.mit;
+    };
+  };
+in app