{ lib }:
let
  inherit (lib) dev;

  profiles = dev.os.mkProfileAttrs (toString ../profiles);
  userProfiles = dev.os.mkProfileAttrs (toString ../users/profiles);
  users = dev.os.mkProfileAttrs (toString ../users);

  allProfiles =
    let defaults = lib.collect (x: x ? default) profiles;
    in map (x: x.default) defaults;

  allUsers =
    let defaults = lib.collect (x: x ? default) users;
    in map (x: x.default) defaults;


  suites = with profiles; rec {
    base = [ users.nixos users.root ];
  };

  # available as 'suites' within the home-manager configuration
  userSuites = with userProfiles; rec {
    base = [ direnv git ];
  };

in
{
  system = lib.mapAttrs (_: v: dev.os.profileMap v) suites // {
    inherit allProfiles allUsers;
  };
  user = lib.mapAttrs (_: v: dev.os.profileMap v) userSuites // {
    allProfiles = userProfiles;
  };
}