added CORS

source/login/SessionHandler.hpp

@@ -0,0 +1,33 @@
+#ifndef __SESSIONHANDLER_H__
+#define __SESSIONHANDLER_H__
+
+#include "Session.hpp"
+#include <optional>
+#include <thread>
+#include <unordered_map>
+#include <string>
+
+namespace login {
+
+class SessionHandler {
+
+public:
+    SessionHandler();
+    ~SessionHandler();
+
+    std::optional<std::string> createSession(int userId);
+
+    // return the user id if the user is logged in
+    std::optional<int> isSessionValid(const std::string& sessionId);
+private:
+    void cleanupWorker();
+    std::thread cleanupThread;
+    std::atomic<bool> stopCleanupThread;
+    std::mutex sessionMutex;
+
+    std::unordered_map<std::string, Session> sessions;
+};
+
+}
+
+#endif // __SESSIONHANDLER_H__