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path: root/home/fish/default.nix
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{ config, lib, pkgs, ... }:
let
  cfg = config.my.home.fish;
  swayEnabled = config.my.home.wm.windowManager == "sway";
in
{
  options.my.home.fish = with lib; {
    enable = mkEnableOption "fish configuration";
  };
  config.programs.fish = lib.mkIf cfg.enable {
    enable = true;
    interactiveShellInit = ''
      set fish_greeting

      # Tmux on terminal start, unless we're in a SSH connection
      if status is-interactive
        if test -z "$SSH_CONNECTION"
          if not tmux has-session 2>/dev/null; or test -z "$TMUX"
            exec tmux new-session -A -s 0
          end
        end
      end
    '';
    loginShellInit = lib.mkIf swayEnabled ''
      if test -z "$DISPLAY"; and test (tty) = "/dev/tty1"
        exec sway
      end
    '';
  };
}