Ref T259, Ref T243 automatically update client gnd. capability by situation

Rational: If we receive a gnd flag from network, the client does have this capability

src/blackmisc/network/clientprovider.cpp

@@ -8,6 +8,7 @@
  */
 
 #include "clientprovider.h"
+#include "blackmisc/aviation/aircraftsituation.h"
 
 using namespace BlackMisc::Aviation;
 
@@ -83,6 +84,24 @@ namespace BlackMisc
             return m_clients.removeByCallsign(callsign);
         }
 
+        bool IClientProvider::autoAdjustCientGndCapability(const CAircraftSituation &situation)
+        {
+            if (situation.getCallsign().isEmpty()) { return false; } // no callsign
+            if (!situation.isOnGround()) { return false; } // nothing to adjust
+            if (situation.getOnGroundDetails() != CAircraftSituation::InFromNetwork) { return false; } // not from network
+
+            CClient client = this->getClientOrDefaultForCallsign(situation.getCallsign());
+
+            // need to change?
+            if (!client.isValid()) { return false; } // no client
+            if (client.hasGndFlagCapability()) { return false; } // already set
+
+            client.addCapability(CClient::FsdWithGroundFlag);
+            QWriteLocker l(&m_lockClient);
+            m_clients.replaceOrAddObjectByCallsign(client);
+            return true;
+        }
+
         CClientList CClientAware::getClients() const
         {
             if (this->provider()) { return this->provider()->getClients(); }

src/blackmisc/network/clientprovider.h

@@ -19,6 +19,7 @@
 
 namespace BlackMisc
 {
+    namespace Aviation { class CAircraftSituation; }
     namespace Network
     {
         //! Direct in memory access to client (network client) data
@@ -61,6 +62,10 @@ namespace BlackMisc
             //! \threadsafe
             int removeClient(const Aviation::CCallsign &callsign);
 
+            //! Adjust gnd.flag capability from situation
+            //! \threadsafe
+            bool autoAdjustCientGndCapability(const Aviation::CAircraftSituation &situation);
+
         private:
             CClientList m_clients;
             mutable QReadWriteLock m_lockClient; //!< lock clients: m_clients