flake/nixos/shell.nix

{ config, pkgs, ... }:
{
  # enable bash completions
  # even though we don't use bash as our shell, xonsh uses bash completion scripts
  programs.bash.completion.enable = true;

  programs.command-not-found.enable = false;

  environment.systemPackages = with pkgs; [
    any-nix-shell
  ];

  users.defaultUserShell = pkgs.xonsh;
  programs.xonsh =
    let
      bashcfg = config.programs.bash;
      #xontrib-cd = pkgs.callPackage ../packages/xontribs/xontrib-cd.nix { inherit pkgs; };
      xontrib-clp = pkgs.callPackage ../packages/xontribs/xontrib-clp.nix { inherit pkgs; };
      xontrib-direnv = pkgs.callPackage ../packages/xontribs/xontrib-direnv.nix { inherit pkgs; };
      xontrib-sh = pkgs.callPackage ../packages/xontribs/xontrib-sh.nix { inherit pkgs; };
    in
    {
      enable = true;
      config = ''
        $BASH_COMPLETIONS = ('${bashcfg.completion.package}/etc/profile.d/bash_completion.sh')
        $UPDATE_OS_ENVIRON = True
        $XONTRIB_CLP_ALIAS = 'shutil'
        #xontrib load cd
        xontrib load clp
        xontrib load direnv
        xontrib load sh
        source-bash ${pkgs.nix-index}/etc/profile.d/command-not-found.sh
        tmpfile = $(mktemp)
        gh copilot alias -- bash > @(tmpfile)
        source-bash @(tmpfile)
        ulimit -n 4096 # This is so that Gauntlet is able to be built
        execx($(${pkgs.any-nix-shell}/bin/any-nix-shell xonsh --info-right))
      '';
      package = pkgs.xonsh.override {
        extraPackages = ps: [
          pkgs.python311Packages.rich
          xontrib-clp
          xontrib-direnv
          xontrib-sh
        ];
      };
    };

  #TODO: Submit a PR to nixpkgs to add xonsh support to the Starship module
  # After that, we can remove this import and the disabledModules line
  disabledModules = [ "programs/starship.nix" ];
  imports = [ /bulk/home/cswimr/Projects/nixpkgs/nixos/modules/programs/starship.nix ];

  # starship - a customizable prompt for any shell
  programs.starship = {
    enable = true;
    # custom settings
    settings = {
      format = "[](bg:#1e1e2e fg:#a6e3a1)$username$hostname[](fg:#a6e3a1 bg:#89b4fa)$directory[](fg:#89b4fa bg:#cba6f7)$direnv[](fg:#cba6f7 bg:#f9e2af)$git_branch$git_status[](fg:#f9e2af bg:#1e1e2e)$character";
      username = {
        show_always = true;
        format = "[ $user@]($style)";
        style_user = "fg:#313244 bg:#a6e3a1";
        style_root = "fg:#313244 bg:#a6e3a1";
      };
      hostname = {
        ssh_only = false;
        format = "[$hostname $ssh_symbol]($style)";
        style = "fg:#313244 bg:#a6e3a1";
      };
      directory = {
        format = "[ $path ]($style)";
        style = "fg:#313244 bg:#89b4fa";
      };
      git_branch = {
        format = "[ $symbol$branch(:$remote_branch) ]($style)";
        symbol = "  ";
        style = "fg:#313244 bg:#f9e2af";
      };
      direnv = {
        symbol = "󱄅 ";
        format = "[ $symbol$loaded/$allowed ]($style)";
        disabled = false;
        style = "fg:#313244 bg:#cba6f7";
      };
      git_status = {
        format = "[$all_status]($style)";
        style = "fg:#313244 bg:#f9e2af";
      };
      git_metrics = {
        format = "([+$added]($added_style))[]($added_style)";
        added_style = "fg:#313244 bg:#f9e2af";
        deleted_style = "fg:bright-red bg:235";
        disabled = false;
      };
      hg_branch = {
        format = "[ $symbol$branch ]($style)";
        symbol = " ";
      };
      cmd_duration = {
        format = "[  $duration ]($style)";
        style = "fg:bright-white bg:18";
      };
      character = {
        success_symbol = "[ ](#a6e3a1) ";
        error_symbol = "[ ✗](#f38ba8) ";
      };
      add_newline = false;
    };
  };
}