Implement SSEClient

example/ssecli.cc

@@ -6,16 +6,52 @@
 //
 
 #include <httplib.h>
+
+#include <csignal>
 #include <iostream>
 
 using namespace std;
 
-int main(void) {
-  httplib::Client("http://localhost:1234")
-      .Get("/event1", [&](const char *data, size_t data_length) {
-        std::cout << string(data, data_length);
-        return true;
-      });
+// Global SSEClient pointer for signal handling
+httplib::sse::SSEClient *g_sse = nullptr;
 
+void signal_handler(int) {
+  if (g_sse) { g_sse->stop(); }
+}
+
+int main(void) {
+  // Configuration
+  const string host = "http://localhost:1234";
+  const string path = "/event1";
+
+  cout << "SSE Client using httplib::sse::SSEClient\n";
+  cout << "Connecting to: " << host << path << "\n";
+  cout << "Press Ctrl+C to exit\n\n";
+
+  httplib::Client cli(host);
+  httplib::sse::SSEClient sse(cli, path);
+
+  // Set up signal handler for graceful shutdown
+  g_sse = &sse;
+  signal(SIGINT, signal_handler);
+
+  // Event handlers
+  sse.on_open([]() { cout << "[Connected]\n\n"; });
+
+  sse.on_message([](const httplib::sse::SSEMessage &msg) {
+    cout << "Event: " << msg.event << "\n";
+    cout << "Data:  " << msg.data << "\n";
+    if (!msg.id.empty()) { cout << "ID:    " << msg.id << "\n"; }
+    cout << "\n";
+  });
+
+  sse.on_error([](httplib::Error err) {
+    cerr << "[Error] " << httplib::to_string(err) << "\n";
+  });
+
+  // Start with auto-reconnect (blocking)
+  sse.start();
+
+  cout << "\n[Disconnected]\n";
   return 0;
 }