{ config, lib, pkgs, ... }:

let
  cfg = config.gitolite;
in
{
  options.gitolite = {
    user = lib.mkOption {
      type = lib.types.str;
    };
    group = lib.mkOption {
      type = lib.types.str;
    };
    dataDir = lib.mkOption {
      type = lib.types.str;
    };
  };

  config = {
    services.gitolite = {
      enable = true;
      adminPubkey = ""; # TODO: submit PR to nixpkgs to make this option optional
      user = cfg.user;
      group = cfg.group;
      dataDir = cfg.dataDir;
      extraGitoliteRc = ''
        $RC{UMASK} = 0027;
        $RC{GIT_CONFIG_KEYS} = 'cgit.* gitweb.* git-grep-exporter.*';

        push(@{$RC{ENABLE}}, 'symbolic-ref');

        # not working for some reason? still getting `FATAL: git config 'gitweb.description' not allowed` if gitweb.* is omitted in GIT_CONFIG_KEYS
        # push( @{$RC{ENABLE}}, 'cgit' ); # update description files instead of gitweb.description config
      '';
    };
  };
}