network: 解决吃子很快时网络对战时容易卡住的问题

NineChess/src/server.cpp

@@ -152,7 +152,7 @@ void Server::sessionOpened()
 
 void Server::setAction(const QString &action)
 {
-    this->action = action;
+    actions.push(action);
 }
 
 void Server::sendAction()
@@ -161,6 +161,10 @@ void Server::sendAction()
     QDataStream out(&block, QIODevice::WriteOnly);
     out.setVersion(QDataStream::Qt_5_10);
 
+    if (!actions.empty()) {
+        action = actions.front();
+    }
+    
     out << action;
 
     QTcpSocket *clientConnection = tcpServer->nextPendingConnection();
@@ -170,4 +174,8 @@ void Server::sendAction()
 
     clientConnection->write(block);
     clientConnection->disconnectFromHost();
+
+    if (!actions.empty()) {
+        actions.pop();
+    }
 }

NineChess/src/server.h

@@ -24,6 +24,7 @@
 #include <QDialog>
 #include <QString>
 #include <QVector>
+#include <queue>
 
 QT_BEGIN_NAMESPACE
 class QLabel;
@@ -56,7 +57,7 @@ private:
     QTcpServer *tcpServer = nullptr;
     QNetworkSession *networkSession = nullptr;
     uint16_t port;
-    QVector<QString> actions;
+    std::queue<QString> actions;
     QString action;
 };