DEFINE_LOGGER(logger, "SlackUserRegistration");

SlackUserRegistration::SlackUserRegistration(Component *component, UserManager *userManager,

								   StorageBackend *storageBackend)

: UserRegistration(component, userManager, storageBackend) {

	m_component = component;

	m_config = m_component->getConfig();

	m_storageBackend = storageBackend;

	m_userManager = userManager;

}

SlackUserRegistration::~SlackUserRegistration(){

}

std::string SlackUserRegistration::createOAuth2URL(const std::vector<std::string> &args) {

	std::string redirect_url = "https://slack.spectrum.im/oauth2/" + CONFIG_STRING(m_config, "service.jid");

	OAuth2 *oauth2 = new OAuth2(CONFIG_STRING_DEFAULTED(m_config, "service.client_id",""),

						  CONFIG_STRING_DEFAULTED(m_config, "service.client_secret",""),

						  "https://slack.com/oauth/authorize",

						  "https://slack.com/api/oauth.access",

						  redirect_url,

	std::string url = oauth2->generateAuthURL();

	m_auths[oauth2->getState()] = oauth2;

	m_authsData[oauth2->getState()] = args;

	return url;

}

std::string SlackUserRegistration::getTeamDomain(const std::string &token) {

	std::string url = "https://slack.com/api/team.info?token=" + Util::urlencode(token);

	rapidjson::Document resp;

	HTTPRequest req(HTTPRequest::Get, url);

	if (!req.execute(resp)) {

		LOG4CXX_ERROR(logger, url);

		LOG4CXX_ERROR(logger, req.getError());

		return "";

	}

	rapidjson::Value &team = resp["team"];

	if (!team.IsObject()) {

		LOG4CXX_ERROR(logger, "No 'team' object in the reply.");

		LOG4CXX_ERROR(logger, url);

		LOG4CXX_ERROR(logger, req.getRawData());