Show syncing progress at startup

src/connection.cpp

@@ -58,10 +58,53 @@ void ConnectionLoader::doAutoConnect() {
 
     // After the lib is initialized, try to do get info
     connection->doRPC("info", "", [=](auto reply) {
-       // If success, set the connection
+        // If success, set the connection
         main->logger->write("Connection is online.");
-        this->doRPCSetConnection(connection); 
-    }, [=](auto err) {});
+
+        QAtomicInteger<bool>* isSyncing = new QAtomicInteger<bool>();
+        isSyncing->store(true);
+
+        // Do a sync at startup
+        syncTimer = new QTimer(main);
+        connection->doRPCWithDefaultErrorHandling("sync", "", [=](auto) {
+            isSyncing->store(false);
+
+            // Cancel the timer
+            syncTimer->deleteLater();
+
+            // When sync is done, set the connection
+            this->doRPCSetConnection(connection);
+        });
+        
+        // While it is syncing, we'll show the status updates while it is alive.
+        QObject::connect(syncTimer, &QTimer::timeout, [=]() {
+            qDebug() << "Sync timer" << isSyncing->load();
+            // Check the sync status
+            if (isSyncing->load()) {
+                // Get the sync status
+                connection->doRPC("syncstatus", "", [=](json reply) {
+                    qDebug() << QString::fromStdString("Sync statys = ") << QString::fromStdString(reply.dump());
+
+                    if (isSyncing->load() && reply.find("synced_blocks") != reply.end()) {
+                        qint64 synced = reply["synced_blocks"].get<json::number_unsigned_t>();
+                        qint64 total = reply["total_blocks"].get<json::number_unsigned_t>();
+                        showInformation("Synced " + QString::number(synced) + " / " + QString::number(total));
+                    }
+                },
+                [=](QString err) {
+                    qDebug() << "Sync error" << err;
+                });
+            } else {
+                delete isSyncing;
+            }
+        });   
+        
+        syncTimer->setInterval(1* 1000);
+        syncTimer->start(1000);
+
+    }, [=](QString err) {
+        showError(err);
+    });
 }
 
 void ConnectionLoader::createOrRestore(bool dangerous, QString server) {
@@ -75,6 +118,7 @@ void ConnectionLoader::createOrRestore(bool dangerous, QString server) {
 }
 
 void ConnectionLoader::doRPCSetConnection(Connection* conn) {
+    qDebug() << "Connectionloader finished, setting connection";
     rpc->setConnection(conn);
     
     d->accept();
@@ -88,20 +132,9 @@ Connection* ConnectionLoader::makeConnection(std::shared_ptr<ConnectionConfig> c
 
 // Update the UI with the status
 void ConnectionLoader::showInformation(QString info, QString detail) {
-    static int rescanCount = 0;
-    if (detail.toLower().startsWith("rescan")) {
-        rescanCount++;
-    }
-    
-    if (rescanCount > 10) {
-        detail = detail + "\n" + QObject::tr("This may take several hours");
-    }
-
+    qDebug() << "Showing info " << info << ":" << detail;
     connD->status->setText(info);
     connD->statusDetail->setText(detail);
-
-    if (rescanCount < 10)
-        main->logger->write(info + ":" + detail);
 }
 
 /**