refactor: refactor some code

src/gomoku.hpp

@@ -68,14 +68,20 @@ class Gomoku {
 / (_ / _ \/  ' \/ _ \/  '_/ // /
 \___/\___/_/_/_/\___/_/\_\\_,_/
           Free-style)");
-        std::println(R"(
-          1. Online
-          2. Offline)");
 
         std::string choice;
+
+        std::println(R"(
+          1. Offline
+          2. Online)");
         std::getline(std::cin, choice);
 
         if (choice == "1") {
+            create_window();
+            piece_ = Piece::Black;
+
+            offline();
+        } else if (choice == "2") {
             const uint16_t port = 1234;
 
             std::println(R"(
@@ -121,11 +127,6 @@ class Gomoku {
             socket.setBlocking(false);
 
             online(socket);
-        } else if (choice == "2") {
-            create_window();
-            piece_ = Piece::Black;
-
-            offline();
         } else
             throw std::runtime_error("invalid option");
     }
@@ -387,8 +388,9 @@ class Gomoku {
 
     auto handle_piece_place() -> bool {
         static sf::Clock clock;
-        if (clock.getElapsedTime() < sf::seconds(0.2f))
+        if (clock.getElapsedTime() < sf::seconds(0.2f)) {
             return false;
+        }
 
         const auto actions = get_actions();
 
@@ -434,11 +436,13 @@ class Gomoku {
         do {
             status = socket.send(packet);
         } while (status == sf::Socket::Status::Partial);
-        if (status == sf::Socket::Status::Done)
+        if (status == sf::Socket::Status::Done) {
             return;
+        }
 
-        if (status == sf::Socket::Status::Disconnected)
+        if (status == sf::Socket::Status::Disconnected) {
             throw std::runtime_error("the network connection has been lost");
+        }
         throw std::runtime_error("unknown network error");
     }