Check if download/reporting thread are running

starting a download.

update.cpp

@@ -414,7 +414,7 @@ bool Update::downloadJson(enum FileTypeJson type,
         QFileInfo fi(jsFileToSendToDC); // max. size of template file is 800 bytes
         if (file.exists()) {
             if (file.open(QIODevice::ReadOnly)) {
-                if (fi.size() <= 800) {
+                if (fi.size() > 0 && fi.size() <= 800) {
                     QByteArray ba = file.readAll();
                     // kindOfFile: 1=config, 2=device, 3=cash, 4=serial, 5=time, 6=printer
                     //      nrOfTemplate=1...32 if kindOfFile==6
@@ -655,9 +655,14 @@ bool Update::doUpdate(int &displayIndex, QStringList const &filesToWorkOn) {
 
             QThread::sleep(2);
 
-            if (!m_hw->dcDownloadRunning()) { // may take some time
+            int tries = 5;
+            while (!m_hw->dcDownloadRunning()) { // may take some time
+                if (--tries < 0) {
                     qCritical() << QDateTime::currentDateTime().toString(Qt::ISODate)
                                 << "(" << __func__ << ":" << __LINE__ << ") DOWNLOAD NOT RUNNING";
+                    break;
+                }
+                QThread::sleep(1);
                 continue;
             }
 
@@ -666,9 +671,13 @@ bool Update::doUpdate(int &displayIndex, QStringList const &filesToWorkOn) {
 
             QThread::sleep(2);
 
-            if (!m_hw->dcDownloadReportThreadStart()) { // may take some time
+            tries = 5;
+            while (!m_hw->dcDownloadReportThreadStart()) { // may take some time
+                if (--tries < 0) {
                     qCritical() << QDateTime::currentDateTime().toString(Qt::ISODate)
                                 << "(" << __func__ << ":" << __LINE__ << ") REPORT THREAD NOT STARTED";
+                    break;
+                }
                 continue;
             }
 
@@ -676,18 +685,29 @@ bool Update::doUpdate(int &displayIndex, QStringList const &filesToWorkOn) {
                         << "(" << __func__ << ":" << __LINE__ << ") REPORT THREAD STARTED";
 
             QThread::sleep(2);
-            if (!m_hw->dcDownloadReportRunning()) {     // may take some time
+
+            tries = 5;
+            while (!m_hw->dcDownloadReportRunning()) {     // may take some time
+                if (--tries < 0) {
                     qCritical() << QDateTime::currentDateTime().toString(Qt::ISODate)
                                 << "(" << __func__ << ":" << __LINE__ << ") DOWNLOAD REPORT NOT RUNNING";
+                    break;
+                }
                 continue;
             }
 
             qCritical() << QDateTime::currentDateTime().toString(Qt::ISODate)
                         << "(" << __func__ << ":" << __LINE__ << ") DOWNLOAD REPORT RUNNING";
 
-
+            tries = 1200;
             while (m_hw->dcDownloadReportRunning()) {
-                QThread::msleep(500);
+                QThread::msleep(1000);
+                if (--tries < 0) {
+                    qCritical() << QDateTime::currentDateTime().toString(Qt::ISODate)
+                                << "(" << __func__ << ":" << __LINE__
+                                << ") DOWNLOAD REPORT STILL RUNNING AFTER 20mins";
+                    break;
+                }
             }
 
             bool updateBinaryRes = true;