function __fish_setup_on_tty_login --description "Set up environment on tty login"
  for extra_path in ~/.{local,nix-profile,cargo,cabal,ghcup}/bin
    if test -d "$extra_path"
      set -gxp PATH "$extra_path"
    end
  end

  if type -qf nvim
    set -gx EDITOR nvim
    set -gx VISUAL nvim
    set -gx MANPAGER 'nvim +Man!'
  else
    if type -qf vim
      set -gx EDITOR vim
      set -gx VISUAL vim
    end
  end

  if test -d {$HOME}/.nix-defexpr/channels
    set -gx NIX_PATH {$HOME}/.nix-defexpr/channels
    set -gx NIX_SSL_CERT_FILE '/etc/ssl/certs/ca-certificates.crt'
  end

  if test -d /var/lib/flatpak
    # https://github.com/fish-shell/fish-shell/issues/7485#issuecomment-728984689
    # https://wiki.archlinux.org/title/Flatpak#Adding_Flatpak_.desktop_files_to_your_menu
    set -l xdg_data_home $XDG_DATA_HOME ~/.local/share
    set -gx --path XDG_DATA_DIRS $xdg_data_home[1]/flatpak/exports/share:/var/lib/flatpak/exports/share:/usr/local/share:/usr/share

    for flatpakdir in ~/.local/share/flatpak/exports/bin /var/lib/flatpak/exports/bin
      if test -d $flatpakdir
        contains $flatpakdir $PATH; or set -a PATH $flatpakdir
      end
    end
  end

  if type -qf kitty
    set -gx TERM xterm-kitty
  end

  if type -qf fnm
    fnm env | source
  end

  set -gx CLICOLOR 1
  set -gx LSCOLORS 'gxfxcxdxbxegedabaggxgx'
end

# Instead of tty check, we would have liked to do this using status is-login
# check but for some reason that does not work?
set --local TTY1 (tty)
[ "$TTY1" = "/dev/tty1" ] && __fish_setup_on_tty_login