login now works and files are protected

src/login/login.cpp

@@ -29,20 +29,21 @@ bool isLoggedIn(const crow::request& req) {
 std::optional<std::string> loginUser(const std::string& username, const std::string& password)
 {
     auto user = getVerifiedUser(username, password);
-    if (user.has_value()) {
-        return sessionHandler.createSession(user.value().id);
+    if (user) {
+        return sessionHandler.createSession(user->id);
     }
     return {};
 }
 
 void initLogin(crow::SimpleApp& app)
 {
-   // createUser("lukas", "Trollar4928");
+
+   //createUser("lukas", "Trollar4928");
 
     CROW_ROUTE(app, "/login").methods("POST"_method)
     ([](const crow::request& req) {
         nlohmann::json body = nlohmann::json::parse(req.body);   // parse JSON from HTTP body
-        if (!body.empty())
+        if (body.empty())
             return crow::response(400, "Invalid JSON");
 
         auto usenameIt = body.find("username");