protonmail-desktop: init at 1.0.1

Add package for proton mail desktop app in the beta version.

Apply suggestions from code review

Apply batch of suggestions from CR by @dotlambda.

Co-authored-by: Robert Schütz <github@dotlambda.de>

pkgs/by-name/pr/protonmail-desktop/package.nix

@@ -0,0 +1,52 @@
+{ lib
+, stdenv
+, fetchurl
+, makeWrapper
+, dpkg
+, electron
+}:
+
+let
+  mainProgram = "proton-mail";
+in stdenv.mkDerivation rec {
+  pname = "protonmail-desktop";
+  version = "1.0.1";
+
+  src = fetchurl {
+    url = "https://github.com/ProtonMail/inbox-desktop/releases/download/v${version}/proton-mail_${version}_amd64.deb";
+    hash = "sha256-fNK//x3DOsynWSkG9N+nZ3wjYoC+RreaYVC6KEDXh4w=";
+  };
+
+  dontConfigure = true;
+  dontBuild = true;
+
+  nativeBuildInputs = [ dpkg makeWrapper ];
+
+  installPhase = ''
+    runHook preInstall
+    mkdir -p $out
+    cp -r usr/share/ $out/
+    cp -r usr/lib/proton-mail/resources/app.asar $out/share/
+    runHook postInstall
+  '';
+
+  preFixup = ''
+    makeWrapper ${lib.getExe electron} $out/bin/${mainProgram} \
+      --add-flags $out/share/app.asar \
+      --add-flags "\''${NIXOS_OZONE_WL:+\''${WAYLAND_DISPLAY:+--ozone-platform-hint=auto --enable-features=WaylandWindowDecorations}}" \
+      --set-default ELECTRON_FORCE_IS_PACKAGED 1 \
+      --set-default ELECTRON_IS_DEV 0 \
+      --inherit-argv0
+  '';
+
+  meta = with lib; {
+    description = "Desktop application for Mail and Calendar, made with Electron";
+    homepage = "https://github.com/ProtonMail/inbox-desktop";
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ rsniezek sebtm ];
+    platforms = [ "x86_64-linux" ];
+    sourceProvenance = with sourceTypes; [ binaryNativeCode ];
+    inherit mainProgram;
+  };
+}
+