{pkgs, ...}: {
  # I want to use fish as my login shell but it always goes terrible
  # cause it isn't POSIX compliant, so instead Bash is my login and
  # will just exec fish (^-^)
  programs.bash = {
    blesh.enable = false; # ble.sh replacement for GNU readline
    completion.enable = true;

    interactiveShellInit = ''
      # help bash transition into a beautiful fish!
      if [[ -z $CRY_BASH_IS_TRANS ]]
      then
        if [[ $(${pkgs.procps}/bin/ps --no-header --pid=$PPID --format=comm) != "fish" && -z ''${BASH_EXECUTION_STRING} ]]
        then
          shopt -q login_shell && LOGIN_OPTION='--login' || LOGIN_OPTION=""
          exec ${pkgs.fish}/bin/fish $LOGIN_OPTION
        fi
      fi
      # bash is trans now! (no more transitioning required)
      export CRY_BASH_IS_TRANS=true
    '';
  };
}