{ pkgs, ... }:

let
  shellInitScript =
    builtins.replaceStrings
      [ "@ATUIN@" "@STARSHIP@" "@BASHPREEXEC@" ]
      [
        "${pkgs.atuin}/bin/atuin"
        "${pkgs.starship}/bin/starship"
        "${pkgs.bash-preexec}/share/bash/bash-preexec.sh"
      ]
      (builtins.readFile ../../scripts/shell-init.sh);
in
{

  environment.systemPackages = [
    pkgs.atuin
    pkgs.bat
    pkgs.eza
    pkgs.fzf
    pkgs.starship
    pkgs.ugrep
    pkgs.zoxide
  ];

  # Use Ghostty as the default terminal emulator.
  # On some machines Ghostty may fail to acquire an OpenGL context; `ghostty-cairo`
  # forces GTK4's Cairo renderer (CPU) and is more hardware-agnostic.
  environment.sessionVariables = {
    TERMINAL = "ghostty-cairo";
    DEFAULT_TERMINAL = "ghostty-cairo";
  };

  programs.bash = {
    enable = true;
    interactiveShellInit = shellInitScript;
    loginShellInit = shellInitScript;
    promptInit = ""; # avoid overriding Starship prompt
  };
  
}