motd/flake.nix

{
  description = "A flake of MOTD files.";

  inputs.nixpkgs.url = "github:NixOS/nixpkgs";
  inputs.flake-utils.url = "github:numtide/flake-utils";

  outputs =
    {
      self,
      nixpkgs,
      flake-utils,
    }:
    flake-utils.lib.eachDefaultSystem (
      system:
      let
        pkgs = nixpkgs.legacyPackages.${system};
        inherit (pkgs) symlinkJoin;
      in
      {
        formatter = pkgs.nixfmt-rfc-style;

        packages.default = self.packages.${system}.motd;
        packages.motd = symlinkJoin {
          name = "motd";
          paths = [ ./motd ];
          passthru =
            let
              motd = "${self.packages.${system}.motd}";
            in
            {
              "40k" = "${motd}/40k-thought-for-the-day.txt";
              rebirth = "${motd}/boi-rebirth-fortunes.txt";
              bofh = "${motd}/bofh-excuses.txt";
              discordium = "${motd}/discordium.txt";
            };
        };
      }
    );
}