nixos/modules/shells.nix

{pkgs, ...}: {
  environment = {
    binsh = "${pkgs.dash}/bin/dash"; #use dash for speed
    variables = {
      EDITOR = "vi";
      VISUAL = "vi";
      PAGER = "page";
      SYSTEMD_PAGERSECURE = "true";
      TERMINAL = "st";
    };
    shellAliases = {
      ls = "exa --long --icons";
    };
    interactiveShellInit = "fetch-rs";
  };
  programs = {
    zsh = {
      enable = true;
      autosuggestions = {
        enable = true;
      };
      syntaxHighlighting = {
        enable = true;
      };
    };
    starship = {
      enable = true;
      settings = {
        add_newline = false;
        format = "$sudo$cmd_duration \n $directory$git_branch$character";
        character = {
          success_symbol = "[ ](#9ece6a bold)";
          error_symbol = "[ ](#db4b4b bold)";
        };
        directory = {
          read_only = " ";
        };
        git_branch = {
          style = "bold red";
        };
        sudo = {
          format = "[ ](#7aa2f7)";
          disabled = false;
        };
        cmd_duration = {
          min_time = 5000;
          style = "bold #9ece6a";
        };
      };
    };
  };
}