add http client and channel reordering (waste of time)

discord/http.cpp

@@ -0,0 +1,53 @@
+#include "http.hpp"
+
+HTTPClient::HTTPClient(std::string api_base)
+    : m_api_base(api_base) {}
+
+void HTTPClient::SetAuth(std::string auth) {
+    m_authorization = auth;
+}
+
+void HTTPClient::MakePATCH(std::string path, std::string payload, std::function<void(cpr::Response r)> cb) {
+    printf("PATCH %s\n", path.c_str());
+    auto url = cpr::Url { m_api_base + path };
+    auto headers = cpr::Header {
+        { "Authorization", m_authorization },
+        { "Content-Type", "application/json" },
+    };
+    auto body = cpr::Body { payload };
+#ifdef USE_LOCAL_PROXY
+    m_futures.push_back(cpr::PatchCallback(
+        std::bind(&HTTPClient::OnResponse, this, std::placeholders::_1, cb),
+        url, headers, body,
+        cpr::Proxies { { "http", "127.0.0.1:8888" }, { "https", "127.0.0.1:8888" } },
+        cpr::VerifySsl { false }));
+#else
+    m_futures.push_back(cpr::PatchCallback(
+        std::bind(&HTTPClient::OnResponse, this, std::placeholders::_1, cb),
+        url, headers, body));
+#endif
+}
+
+void HTTPClient::MakePOST(std::string path, std::string payload, std::function<void(cpr::Response r)> cb) {
+    printf("POST %s\n", path.c_str());
+    auto url = cpr::Url { m_api_base + path };
+    auto headers = cpr::Header {
+        { "Authorization", m_authorization },
+        { "Content-Type", "application/json" },
+    };
+    auto body = cpr::Body { payload };
+}
+
+void HTTPClient::CleanupFutures() {
+    for (auto it = m_futures.begin(); it != m_futures.end();) {
+        if (it->wait_for(std::chrono::seconds(0)) == std::future_status::ready)
+            it = m_futures.erase(it);
+        else
+            it++;
+    }
+}
+
+void HTTPClient::OnResponse(cpr::Response r, std::function<void(cpr::Response r)> cb) {
+    CleanupFutures();
+    cb(r);
+}