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Network: Implement WebService with emscripten fetch API on wasm

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This commit is contained in:
SirLynix
2023-06-14 19:32:01 +02:00
committed by Jérôme Leclercq
parent b28d97b1fa
commit 6bf91e10e5
13 changed files with 369 additions and 74 deletions
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35
include/Nazara/Network/WebRequest.hpp
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@@ -7,6 +7,8 @@
#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>
@@ -15,7 +17,11 @@
#include <string>
#include <unordered_map>
#ifndef NAZARA_PLATFORM_WEB
struct curl_slist;
#else
struct emscripten_fetch_attr_t;
#endif
namespace Nz
{
@@ -38,10 +44,10 @@ namespace Nz
inline void SetDataCallback(DataCallback callback);
inline void SetHeader(std::string header, std::string value);
void SetJSonContent(std::string_view encodedJSon);
void SetJSonContent(std::string encodedJSon);
void SetMaximumFileSize(UInt64 maxFileSize);
inline void SetResultCallback(ResultCallback callback);
void SetServiceName(const std::string_view& serviceName);
void SetServiceName(std::string serviceName);
void SetURL(const std::string& url);
void SetupGet();
@@ -50,21 +56,36 @@ namespace Nz
WebRequest& operator=(const WebRequest&) = delete;
WebRequest& operator=(WebRequest&&) = default;
static std::unique_ptr<WebRequest> Get(const std::string& url, ResultCallback callback = nullptr);
static std::unique_ptr<WebRequest> Post(const std::string& url, ResultCallback callback = nullptr);
private:
inline bool OnBodyResponse(const char* data, std::size_t length);
#ifndef NAZARA_PLATFORM_WEB
CURL* Prepare();
inline void TriggerCallback();
inline void TriggerCallback(std::string errorMessage);
#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
ResultCallback m_resultCallback;
bool m_isUserAgentSet;
};