#ifndef SERVICELOGIC_H
#define SERVICELOGIC_H

#include "ResponseUtility.h"
#include "SharedState.h"
#include "StringUtility.h"
#include <boost/beast/http/message.hpp>
#include <boost/beast/http/string_body.hpp>
#include <boost/beast/http/vector_body.hpp>
#include <boost/beast/version.hpp>
#include <boost/uuid/uuid_generators.hpp>
#include <boost/uuid/uuid_io.hpp>
#include <fstream>

using StringRequest = boost::beast::http::request<boost::beast::http::string_body>;

namespace ServiceLogic {

template <class Send>
static void onDownload(SharedStatePtr /*state*/, StringRequest &&request, Send &&send);

template <class Send>
static void onGetBlogList(SharedStatePtr state, StringRequest &&request, Send &&send);

template <class Send>
static void onGetBlogContent(SharedStatePtr state, StringRequest &&request, Send &&send, const std::string &prefix);

template <class Send>
static void onGetBlogImage(SharedStatePtr state, StringRequest &&request, Send &&send);

template <class Send>
static void onWechat(SharedStatePtr state, StringRequest &&request, Send &&send);

// Returns a not found response
boost::beast::http::response<boost::beast::http::string_body>
notFound(const boost::beast::http::request<boost::beast::http::string_body> &request);

// Returns a server error response
boost::beast::http::response<boost::beast::http::string_body>
serverError(const boost::beast::http::request<boost::beast::http::string_body> &request, std::string_view errorMessage);

template <class ResponseBody, class RequestBody>
boost::beast::http::response<ResponseBody> make_200(const boost::beast::http::request<RequestBody> &request,
                                                    typename ResponseBody::value_type body,
                                                    boost::beast::string_view content) {
    boost::beast::http::response<ResponseBody> response{boost::beast::http::status::ok, request.version()};
    response.set(boost::beast::http::field::server, BOOST_BEAST_VERSION_STRING);
    response.set(boost::beast::http::field::content_type, content);
    response.body() = body;
    response.prepare_payload();
    response.keep_alive(request.keep_alive());

    return response;
}
}; // namespace ServiceLogic

#include "ServiceLogic.inl"

#endif // SERVICELOGIC_H