{
  config,
  pkgs,
  lib,
  ...
}:
with lib;
with types;
let

  #taskwarrior-tui = pkgs.legacy_2311.taskwarrior-tui;
  taskwarrior-tui = pkgs.taskwarrior-tui;
  taskwarrior = pkgs.taskwarrior3;

in

{

  config = mkIf config.gui.enable {

    bugwarrior.enable = true;

    home.packages = [

      pkgs.timewarrior

      taskwarrior
      pkgs.tasksh
      pkgs.taskwarrior-hooks
      (pkgs.writeShellScriptBin "tsak" ''${taskwarrior}/bin/task "$@"'')

      pkgs.vit
      taskwarrior-tui
      (pkgs.writers.writeBashBin "active" "${taskwarrior-tui}/bin/taskwarrior-tui -r active")
      (pkgs.writers.writeBashBin "todo" "${taskwarrior-tui}/bin/taskwarrior-tui -r todo")

      (pkgs.writers.writeBashBin "calendar" ''
        ${taskwarrior}/bin/task calendar
        ${taskwarrior}/bin/task calendar_report
      '')

      # todo : belongs to calendar.nix
      pkgs.vdirsyncer
      pkgs.khal
      (pkgs.writers.writeBashBin "kalendar" ''
        ${pkgs.vdirsyncer}/bin/vdirsyncer sync
        ${pkgs.khal}/bin/ikhal
      '')

    ];

  };

}