{ config, lib, pkgs, ... }:
let cfg = config.my.home.fish;
in {
  options.my.home.fish = with lib; {
    enable = mkEnableOption "fish configuration";
  };
  config.programs.fish = lib.mkIf cfg.enable {
    enable = true;
    interactiveShellInit = ''
      set fish_greeting

      # Execute sway on login on tty1
      if [ -z $DISPLAY ] && [ "$(tty)" == "/dev/tty1" ]; then
        exec sway
      fi

      # Tmux on terminal start
      if status is-interactive
      and not set -q TMUX
          exec tmux
      end
    '';
  };
}