build: package desktop AppImage via npins + appimageTools

1 files changed, 16 insertions, 75 deletions

diff --git a/nix/desktop.nix b/nix/desktop.nix
index de2c8660..790a5c39 100644
--- a/nix/desktop.nix
+++ b/nix/desktop.nix
@@ -1,86 +1,27 @@
-# Electron desktop app: tsc-compiled main process + the static web export,
-# wrapped with nixpkgs electron (no electron-builder, no asar).
-# ffmpeg-static is satisfied by nixpkgs ffmpeg.
-{
-  lib,
-  stdenvNoCC,
-  bun,
-  nodejs,
-  callPackage,
-  electron,
-  ffmpeg,
-  makeWrapper,
-  sources ? import ../npins,
-}:
+{ lib, appimageTools }:
 
 let
-  bunDeps = callPackage ./bun-deps.nix { };
-  web = callPackage ./web.nix { inherit sources; };
-  desktopPkg = builtins.fromJSON (builtins.readFile ../apps/desktop/package.json);
+  manifest = lib.importJSON ../apps/desktop/package.json;
+  pname = "opencut";
+  version = manifest.version;
+  src = ../apps/desktop/release/OpenCut-${version}-linux-x86_64.AppImage;
+  appimageContents = appimageTools.extract { inherit pname version src; };
 in
-stdenvNoCC.mkDerivation {
-  pname = "opencut-desktop";
-  version = desktopPkg.version;
-  src = lib.cleanSource ../.;
+appimageTools.wrapType2 {
+  inherit pname version src;
 
-  nativeBuildInputs = [
-    bun
-    nodejs
-    makeWrapper
-  ];
-
-  configurePhase = ''
-    runHook preConfigure
-    cp -r ${bunDeps}/node_modules node_modules
-    cp -r ${bunDeps}/apps/desktop/node_modules apps/desktop/node_modules
-    chmod -R u+w node_modules apps/desktop/node_modules
-    patchShebangs node_modules apps/desktop/node_modules
-    runHook postConfigure
-  '';
-
-  buildPhase = ''
-    runHook preBuild
-    export HOME=$TMPDIR
-    cd apps/desktop
-    bun run build
-    cd $NIX_BUILD_TOP/source
-    runHook postBuild
-  '';
-
-  installPhase = ''
-    runHook preInstall
-
-    appdir=$out/share/opencut
-    mkdir -p $appdir/node_modules/ffmpeg-static
-    cp apps/desktop/package.json $appdir/package.json
-    cp -r apps/desktop/dist $appdir/dist
-    cp -r ${web} $appdir/web
-
-    # main.js resolves ffmpeg via require("ffmpeg-static"); point it at nixpkgs ffmpeg.
-    cp apps/desktop/node_modules/ffmpeg-static/index.js $appdir/node_modules/ffmpeg-static/index.js
-    cp apps/desktop/node_modules/ffmpeg-static/package.json $appdir/node_modules/ffmpeg-static/package.json
-    ln -s ${lib.getExe ffmpeg} $appdir/node_modules/ffmpeg-static/ffmpeg
-
-    makeWrapper ${lib.getExe electron} $out/bin/opencut \
-      --add-flags "$appdir"
-
-    mkdir -p $out/share/applications
-    cat > $out/share/applications/opencut.desktop <<EOF
-    [Desktop Entry]
-    Type=Application
-    Name=OpenCut
-    Comment=Offline-first video editor
-    Exec=opencut
-    Categories=AudioVideo;Video;
-    EOF
-
-    runHook postInstall
+  extraInstallCommands = ''
+    install -Dm444 ${appimageContents}/opencut.png $out/share/icons/hicolor/512x512/apps/opencut.png
+    install -Dm444 ${appimageContents}/OpenCut.desktop $out/share/applications/opencut.desktop
+    substituteInPlace $out/share/applications/opencut.desktop \
+      --replace-fail 'Exec=AppRun --no-sandbox %U' 'Exec=opencut %U'
   '';
 
   meta = {
-    description = "OpenCut desktop (Electron)";
+    description = "Offline-first video editor";
+    homepage = manifest.homepage;
     license = lib.licenses.mit;
     mainProgram = "opencut";
-    platforms = lib.platforms.linux;
+    platforms = [ "x86_64-linux" ];
   };
 }