NazaraEngine/include/Nazara/Network/WebRequest.hpp

102 lines
3.0 KiB
C++

// Copyright (C) 2024 Jérôme "SirLynix" Leclercq (lynix680@gmail.com)
// This file is part of the "Nazara Engine - Network module"
// For conditions of distribution and use, see copyright notice in Config.hpp
#pragma once
#ifndef NAZARA_NETWORK_WEBREQUEST_HPP
#define NAZARA_NETWORK_WEBREQUEST_HPP
#include <NazaraUtils/Prerequisites.hpp>
#include <Nazara/Core/Clock.hpp>
#include <Nazara/Network/Config.hpp>
#include <Nazara/Network/Enums.hpp>
#include <Nazara/Network/WebRequestResult.hpp>
#include <NazaraUtils/MovablePtr.hpp>
#include <functional>
#include <string>
#include <unordered_map>
#ifndef NAZARA_PLATFORM_WEB
struct curl_slist;
#else
struct emscripten_fetch_attr_t;
#endif
namespace Nz
{
class WebService;
class NAZARA_NETWORK_API WebRequest
{
friend WebService;
public:
using DataCallback = std::function<bool(const void* data, std::size_t length)>;
using ProgressCallback = std::function<bool(UInt64 downloaded, UInt64 totalSize)>;
using ResultCallback = std::function<void(WebRequestResult&& result)>;
WebRequest(WebService& owner);
WebRequest(const WebRequest&) = delete;
WebRequest(WebRequest&&) = default;
~WebRequest();
void ForceProtocol(NetProtocol protocol);
inline void SetDataCallback(DataCallback callback);
inline void SetHeader(std::string header, std::string value);
void SetJSonContent(std::string encodedJSon);
void SetMaximumFileSize(UInt64 maxFileSize);
inline void SetOptions(WebRequestOptionFlags options);
inline void SetProgressCallback(ProgressCallback callback);
inline void SetResultCallback(ResultCallback callback);
void SetServiceName(std::string serviceName);
void SetURL(const std::string& url);
void SetupGet();
void SetupPost();
WebRequest& operator=(const WebRequest&) = delete;
WebRequest& operator=(WebRequest&&) = default;
private:
inline bool OnBodyResponse(const char* data, std::size_t length);
#ifndef NAZARA_PLATFORM_WEB
CURL* Prepare();
#else
inline emscripten_fetch_t* GetFetchHandle() const;
inline Nz::Time GetRequestTime() const;
emscripten_fetch_t* Prepare(emscripten_fetch_attr_t* fetchAttr);
inline void StopClock();
#endif
inline void TriggerErrorCallback(std::string errorMessage);
inline void TriggerSuccessCallback();
#ifdef NAZARA_PLATFORM_WEB
std::string m_httpMethod;
std::string m_url;
std::vector<const char*> m_requestHeaders;
#endif
std::string m_content;
std::string m_responseBody;
std::unordered_map<std::string, std::string> m_headers;
WebService& m_webService;
DataCallback m_dataCallback;
#ifndef NAZARA_PLATFORM_WEB
MovablePtr<CURL> m_curlHandle;
MovablePtr<curl_slist> m_headerList;
#else
HighPrecisionClock m_clock;
MovablePtr<emscripten_fetch_t> m_fetchHandle;
#endif
ProgressCallback m_progressCallback;
ResultCallback m_resultCallback;
WebRequestOptionFlags m_options;
bool m_isUserAgentSet;
};
}
#include <Nazara/Network/WebRequest.inl>
#endif // NAZARA_NETWORK_WEBREQUEST_HPP