{
  config,
  lib,
  pkgs,
  ...
}: {
  options = {
    morphBashToFish = lib.mkEnableOption "morphBashToFish";
  };

  # TODO: make the greeting controllable (ie so my VPS can be different)
  config = {
    programs.fish = {
      enable = true;
      generateCompletions = true;

      # vendor = {
      #   config.enable = true;
      #   functions.enable = true;
      #   completions.enable = true;
      # };

      interactiveShellInit = let
        greetings =
          [
            "Welcome weary traveller to my shop"
            "It's dangerous to go alone! Take this."
            "Do butterflies cry when they're sad?"
            "I hope they do"
            "I think Alice is lost..."

            "Something wicked this way comes"
            "May your L's be many... and your bitches few"

            "What a horrible night to have a curse."
            "The ancient spirits of light and dark have been released."
            "The god of the stars rejects your offering. The ritual can only be performed at night."
            "You should have just died..."
            "Supreme Witch, Calamitas has killed every player!"
          ]
          |> map (x: "\"${x}\"")
          |> builtins.concatStringsSep " ";
      in ''
        # add dotnet completions if it exists (ie we're in a virtual environment)
        if type -q dotnet
          complete -f -c dotnet -a "(dotnet complete (commandline -cp))"
        end

        function rand_greet
          set greetings ${greetings}
          echo -n $greetings[(random 1 (count $greetings))]
        end

        function gitignore -a type
          curl -sL "https://www.gitignore.io/api/$type"
        end

        # ripgrep on files
        function rgf
          rg --files | rg $args
        end

        set -g fish_greeting (rand_greet)


      '';

      shellAliases = {
        brip = "batgrep"; # bat + ripgrep
        man = "batman"; # bat + man
        ls = "eza --color=auto";
        l = "eza -Alh --color=auto --icons=auto";
        ll = "eza -lh --color=auto --icons=auto";
        li = "eza --color=auto --git-ignore";
      };

      plugins = [
        {
          name = "grc";
          src = pkgs.fishPlugins.grc.src;
        }
      ];
    };
  };
}