1. 将POS发来的商品单价，以分为单位传给服务端。 2. 支付超时后，自动发起退款。 3. 与服务端超时时间设置为60秒。

fmnetwork.cpp

@@ -44,7 +44,8 @@ int FMNetwork::send(const QString &url, const QByteArray &reqData, QByteArray &r
     QTimer timer;
     timer.setSingleShot(true);
     connect(&timer, SIGNAL(timeout()),&loop,SLOT(quit()));
-    timer.start(1000 * 30);
+
+    timer.start(1000 * 60);
     loop.exec();
 
     if(timer.isActive())

task/taskfinal.cpp

@@ -34,7 +34,8 @@ void TaskFinal::packageServerReq()
     {
         QJsonObject product;
         product["consumNum"] = p.toObject()["consume_num"];
-        product["price"] = p.toObject()["price"];
+        int price = p.toObject()["price"].toDouble()*100;
+        product["price"] = price;
         product["productId"] = p.toObject()["pid"];
         
         products.append(product);
@@ -76,7 +77,6 @@ bool TaskFinal::sendToServer(bool isShowMsg)
     
     // 备份
     if(error() == FM_API_NETWORERROR) {
-
         if(searchJsonValue(serverReqJsonObj,ServerProps(PosProps.CodeAmount)).toInt() == 0 &&
            searchJsonValue(serverReqJsonObj,ServerProps(PosProps.ScoreAmount)).toInt() == 0 &&
            searchJsonValue(serverReqJsonObj,ServerProps(PosProps.Coupons)).toArray().isEmpty()) {

task/taskpay.cpp

@@ -82,7 +82,8 @@ void TaskPay::packageServerReq()
         QJsonObject obj = clientArray[i].toObject();
         QJsonObject serverObj;
         serverObj["consumeNum"] = obj["consume_num"];
-        serverObj["price"] = obj["price"].toInt();
+        int price = obj["price"].toString().toDouble()*100;
+        serverObj["price"] = price;
         serverObj["productId"] = obj["pid"];
         products.push_back(serverObj);
     }
@@ -165,5 +166,12 @@ void TaskPay::packagePOSRsp()
 void TaskPay::onPay()
 {
     sendToServer();
+
+    if(error() == FM_API_TIMEOUT) {
+        FMP_INFO() << "Pay failed: timeout. To reversal.";
+        TaskRefundPay taskRefundPay(posReqJsonObj);
+        taskRefundPay.doTask();
+    }
+
     _window->accept();
 }