76 lines
2.6 KiB
C++
76 lines
2.6 KiB
C++
#pragma once
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#if defined(OS_WEB)
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#include <future>
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#include <emscripten/fetch.h>
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namespace hex {
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template<typename T>
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std::future<HttpRequest::Result<T>> HttpRequest::downloadFile(const std::fs::path &path) {
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return std::async(std::launch::async, [this, path] {
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std::vector<u8> response;
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// Execute the request
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auto result = this->executeImpl<T>(response);
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// Write the result to the file
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wolv::io::File file(path, wolv::io::File::Mode::Create);
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file.writeBuffer(reinterpret_cast<const u8*>(result.getData().data()), result.getData().size());
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return result;
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});
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}
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template<typename T>
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std::future<HttpRequest::Result<T>> HttpRequest::uploadFile(const std::fs::path &path, const std::string &mimeName) {
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hex::unused(path, mimeName);
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throw std::logic_error("Not implemented");
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}
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template<typename T>
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std::future<HttpRequest::Result<T>> HttpRequest::uploadFile(std::vector<u8> data, const std::string &mimeName, const std::fs::path &fileName) {
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hex::unused(data, mimeName, fileName);
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throw std::logic_error("Not implemented");
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}
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template<typename T>
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std::future<HttpRequest::Result<T>> HttpRequest::execute() {
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return std::async(std::launch::async, [this] {
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std::vector<u8> responseData;
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return this->executeImpl<T>(responseData);
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});
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}
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template<typename T>
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HttpRequest::Result<T> HttpRequest::executeImpl(std::vector<u8> &data) {
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strcpy(m_attr.requestMethod, m_method.c_str());
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m_attr.attributes = EMSCRIPTEN_FETCH_SYNCHRONOUS | EMSCRIPTEN_FETCH_LOAD_TO_MEMORY;
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if (!m_body.empty()) {
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m_attr.requestData = m_body.c_str();
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m_attr.requestDataSize = m_body.size();
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}
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std::vector<const char*> headers;
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for (auto it = m_headers.begin(); it != m_headers.end(); it++) {
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headers.push_back(it->first.c_str());
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headers.push_back(it->second.c_str());
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}
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headers.push_back(nullptr);
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m_attr.requestHeaders = headers.data();
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// Send request
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emscripten_fetch_t* fetch = emscripten_fetch(&m_attr, m_url.c_str());
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data.resize(fetch->numBytes);
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std::copy(fetch->data, fetch->data + fetch->numBytes, data.begin());
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return Result<T>(fetch->status, { data.begin(), data.end() });
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}
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}
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#endif |