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#include <drogon/WebSocketClient.h>
#include <drogon/HttpAppFramework.h>
#include <iostream>
using namespace drogon;
using namespace std::chrono_literals;
int main(int argc, char *argv[])
{
std::string server;
std::string path;
std::optional<uint16_t> port;
// Connect to a public echo server
if (argc > 1 && std::string(argv[1]) == "-p")
{
server = "wss://echo.websocket.events/.ws";
path = "/";
}
else
{
server = "ws://127.0.0.1";
port = 8848;
path = "/chat";
}
std::string serverString;
if (port.value_or(0) != 0)
serverString = server + ":" + std::to_string(port.value());
else
serverString = server;
auto wsPtr = WebSocketClient::newWebSocketClient(serverString);
auto req = HttpRequest::newHttpRequest();
req->setPath(path);
wsPtr->setMessageHandler([](const std::string &message,
const WebSocketClientPtr &,
const WebSocketMessageType &type) {
std::string messageType = "Unknown";
if (type == WebSocketMessageType::Text)
messageType = "text";
else if (type == WebSocketMessageType::Pong)
messageType = "pong";
else if (type == WebSocketMessageType::Ping)
messageType = "ping";
else if (type == WebSocketMessageType::Binary)
messageType = "binary";
else if (type == WebSocketMessageType::Close)
messageType = "Close";
LOG_INFO << "new message (" << messageType << "): " << message;
});
wsPtr->setConnectionClosedHandler([](const WebSocketClientPtr &) {
LOG_INFO << "WebSocket connection closed!";
});
LOG_INFO << "Connecting to WebSocket at " << server;
wsPtr->connectToServer(
req,
[](ReqResult r,
const HttpResponsePtr &,
const WebSocketClientPtr &wsPtr) {
if (r != ReqResult::Ok)
{
LOG_ERROR << "Failed to establish WebSocket connection!";
wsPtr->stop();
return;
}
LOG_INFO << "WebSocket connected!";
wsPtr->getConnection()->setPingMessage("", 2s);
wsPtr->getConnection()->send("hello!");
});
// Quit the application after 15 seconds
app().getLoop()->runAfter(15, []() { app().quit(); });
app().setLogLevel(trantor::Logger::kDebug);
app().run();
LOG_INFO << "bye!";
return 0;
}
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