{pkgs, lib, ...}:

let
  codingmachine = pkgs.fetchFromGitHub {
     owner = "thecodingmachine";
     repo = "workadventure";
     rev = "6e9c71598004dc9cbab9418efb3c0ac892da7ca2";
     sha256 = "0rvra0dy631al4aylacyqldkyd6biawz2shsikgcy30nv5lzc78c";
  };
  hasi = pkgs.fetchgit {
    url = "https://gitlab.hasi.it/herzi/project/workadventure";
    rev = "686a85330f59b2d4373f37d8a009d4763607ca19";
    sha256 = "1kxdhf5x97qhm8v1cbi4dnbvj01i1kh66cyhwad60vw60d9lz0az";
  };
  wapkgs =
    lib.fix (self: let
      mkWorkadventureset = waSelf: workadventuresrc: name:
        let
          callWaPackage = path: lib.callPackageWith
             # some parts of workadventure depend on other parts of workadventure
            (self // { workadventure = waSelf;})
            (import path workadventuresrc name);
        in
          {
            back = callWaPackage ./back {};
            pusher = callWaPackage ./pusher {};
            messages = callWaPackage ./messages {};
            front = callWaPackage ./front {};
            uploader = callWaPackage ./uploader {};
            maps = callWaPackage ./maps {};
          };
    in pkgs // rec {
      workadventure-hasi = mkWorkadventureset workadventure-hasi hasi "hasi";
      workadventure-tcm = mkWorkadventureset workadventure-tcm codingmachine "tcm";
    });
in {
  workadventure-hasi = wapkgs.workadventure-hasi;
  workadventure-tcm = wapkgs.workadventure-tcm;
}