# The static app, built from source. Hosts add their own config.js:
#   (callPackage ./package.nix { }).override { configJs = "window.config = {…};"; }
# or copy $out and write config.js next to index.html (PLAN.md, Packaging).
{
  lib,
  buildNpmPackage,
  nodejs,
  writeText,
  configJs ? null,
}:

buildNpmPackage {
  pname = "0ff-chat";
  version = (lib.importJSON ./package.json).version;

  src = lib.fileset.toSource {
    root = ./.;
    fileset = lib.fileset.unions [
      ./index.html
      ./package.json
      ./package-lock.json
      ./public
      ./src
      ./tsconfig.json
      ./vite.config.ts
    ];
  };

  inherit nodejs;
  npmDepsHash = "sha256-PGhjG4A/pDwgDMZEuxzfUr8UgUchRHn5s++/l8dfpYU=";

  installPhase = ''
    runHook preInstall
    cp -r dist "$out"
    ${lib.optionalString (configJs != null) ''
      cp ${writeText "config.js" configJs} "$out/config.js"
    ''}
    runHook postInstall
  '';

  meta = {
    description = "Monal-style XMPP web client for 0ff.space";
    license = lib.licenses.bsd0;
    platforms = lib.platforms.all;
  };
}