default.nix

let
  # Read in the Niv sources
  sources = {
    haskellNix = builtins.fetchTarball "https://github.com/input-output-hk/haskell.nix/archive/refs/tags/2024.12.01.tar.gz";
  };

  # If ./nix/sources.nix file is not found run:
  #   niv init
  #   niv add input-output-hk/haskell.nix -n haskellNix

  # Fetch the haskell.nix commit we have pinned with Niv
  haskellNix = import sources.haskellNix { };
  # If haskellNix is not found run:
  #   niv add input-output-hk/haskell.nix -n haskellNix

  # Import nixpkgs and pass the haskell.nix provided nixpkgsArgs
  pkgs = import
    # haskell.nix provides access to the nixpkgs pins which are used by our CI,
    # hence you will be more likely to get cache hits when using these.
    # But you can also just use your own, e.g. '<nixpkgs>'.
    haskellNix.sources.nixpkgs-unstable
    # These arguments passed to nixpkgs, include some patches and also
    # the haskell.nix functionality itself as an overlay.
    haskellNix.nixpkgsArgs;
  prj = pkgs.haskell-nix.project {
    # 'cleanGit' cleans a source directory based on the files known by git
    src = pkgs.haskell-nix.haskellLib.cleanGit {
      name = "haskell-nix-project";
      src = ./.;
    };
    compiler-nix-name = "ghc96";
  };
in if pkgs.stdenv.isDarwin then
  prj //  {
  dhall-secret.components.exes.dhall-secret = prj.dhall-secret.components.exes.dhall-secret.overrideAttrs (o: n: {configureFlags = [
      "--ghc-option=-optl=-L${pkgs.gmp6}/lib"
    ];});
  }
   else prj