flake.nix

{
  description = "Offline queue daemon for msmtp";
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
    flake-utils.url = "github:numtide/flake-utils";
  };

  outputs = { self, nixpkgs, flake-utils }:
    (flake-utils.lib.eachDefaultSystem (system:
      let pkgs = import nixpkgs { system = system; };
      in {
        devShells.default = pkgs.mkShell {
          nativeBuildInputs = with pkgs; [
            gobject-introspection
            python3Packages.setuptools
            wrapGAppsHook
          ];

          buildInputs = with pkgs; [
            cairo
            libnotify
            msmtp
            pass
            pkg-config
            pre-commit
            rnix-lsp

            python3
            python3Packages.pygobject3
            python3Packages.pycairo
            python3Packages.pkgconfig
          ];
        };

        shellHook = ''
          export SOURCE_DATE_EPOCH=315532800
        '';
      }));
}