{pkgs ? import <nixpkgs> {}}:
pkgs.stdenv.mkDerivation {
  name = "distrust-network-static-webroot";
  src = ./.;

  buildInputs = [pkgs.gawk];

  buildPhase = ''
    for bodyFile in *.body.html; do
      baseName=$(basename "$bodyFile" .body.html)
      title=$(echo "Distrust - ''${baseName^}" | sed "s/\\w(-)\\w/ /g")
      bodyContent=$(cat "$bodyFile")

      awk -v title="$title" -v body="$bodyContent" '{
        gsub(/%%TITLE%%/, title);
        gsub(/%%BODY%%/, body);
        print;
      }' template.html > "$baseName.html"
    done
  '';

  installPhase = ''
    mkdir -p $out
    cp * $out/
    rm -f $out/template.html $out/*.body.html $out/*.nix
  '';
}