User interface update
[qtmeetings] / src / BusinessLogic / Engine.cpp
index 1a79851..e46ddc9 100644 (file)
@@ -32,6 +32,8 @@ Engine::Engine() :
                iWindowManager( 0 ), iUIManager( 0 )
 {
        qDebug() << "Engine::Engine()";
+       iCommunicationFailed = false;
+       iCurrentWeekFetched = false;
        
        initConfiguration();
        initDevice();
@@ -40,22 +42,24 @@ Engine::Engine() :
        
        //initialize idle time counter
        iIdleTimeCounter = new QTimer();
-       iIdleTimeCounter->setSingleShot( true );
-       // iIdleTimeCounter->setInterval( IDLE_TIME_MULTIPLIER * iConfiguration->displaySettings()->screensaver() );
-       iIdleTimeCounter->setInterval( 10000 );
+       iIdleTimeCounter->setSingleShot( true);
+       iIdleTimeCounter->setInterval(IDLE_TIME_MULTIPLIER * iConfiguration->displaySettings()->screensaver() );
        iIdleTimeCounter->start();
 
        // create application clock
        iClock = new Clock;
-       connect( iClock, SIGNAL( tick( QDateTime ) ), this, SLOT( checkStatusOfAllRooms() ) );
+       connect( iClock, SIGNAL( tick( QDateTime ) ), this, SLOT( tick( QDateTime )/*checkStatusOfAllRooms()*/ ) );
        // connect( iClock, SIGNAL( tick( QDateTime ) ), iWindowManager, SLOT( distributeDateTimeInfo( QDateTime ) ) );
 
        // Create auto refresh timer
        iAutoRefresh = new QTimer;
-       iAutoRefresh->setInterval(iConfiguration->connectionSettings()->refreshInterval() * 1000);
+
+       iAutoRefresh->setInterval(Configuration::instance()->getRefreshinterval() * 1000);
+
        iAutoRefresh->start();
        connect( iAutoRefresh, SIGNAL( timeout() ), iAutoRefresh, SLOT( start() ) );
-       connect( iAutoRefresh, SIGNAL( timeout() ), this, SLOT( fetchMeetings() ) );
+       connect( iAutoRefresh, SIGNAL( timeout() ), this, SLOT( updateRoomInfo() ) );
+       // connect( iAutoRefresh, SIGNAL( timeout() ), this, SLOT( fetchMeetings() ) );
        
        if( iDevice->currentOperationMode() == DeviceManager::KioskMode )
        {
@@ -63,8 +67,8 @@ Engine::Engine() :
        }
 
        connectSignals();
-       
-       QTimer::singleShot( 0, this, SLOT( fetchMeetings() ) );
+       connect( Configuration::instance(), SIGNAL( configurationChanged() ), this, SLOT( configurationChanged() ) );
+       // QTimer::singleShot( 0, this, SLOT( fetchMeetings() ) );
 
        // TODO: continue implementation
 }
@@ -103,12 +107,12 @@ Room* Engine::defaultRoom()
 
 void Engine::checkStatusOfAllRooms()
 {
-//     qDebug() << "Engine::checkStatusOfAllRooms()";
+       // TODO: Check if date has changed
        // iterate trough on the rooms
        for (int i = 0; i < iConfiguration->rooms().count(); i++)
        {
                // and check the status
-               roomStatusInfoNeeded(iConfiguration->rooms().at(i) );
+               roomStatusInfoNeeded( iConfiguration->rooms().at(i) );
        }
 }
 
@@ -158,94 +162,74 @@ void Engine::roomStatusInfoNeeded(Room *aRoom)
        int indexOfNextMeeting = indexOfMeetingAfter(aRoom, iClock->datetime() );
 
        // if there is no meeting, then status is Free; otherwise Busy
-       Room::Status
-                       status =
-                                       (indexOfCurrentMeeting == -1 ) ? Room::FreeStatus : Room::BusyStatus;
+       Room::Status status = (indexOfCurrentMeeting == -1 ) ? Room::FreeStatus : Room::BusyStatus;
        // if room is Busy, then check end time, otherwise...
        QTime until = (status == Room::BusyStatus ) ? iMeetings.at( indexOfCurrentMeeting )->endsAt().time() :
        // ...if there is meeting following on the same day then check end time, otherwise end is the of the working day
-       ((indexOfNextMeeting != -1 ) ? iMeetings.at( indexOfNextMeeting )->startsAt().time() : Engine::endOfTheDay );
+       ( ( indexOfNextMeeting != -1 ) ? iMeetings.at( indexOfNextMeeting )->startsAt().time() : Engine::endOfTheDay );
 
-       //currently works only for deafult room
-//     if( aRoom->equals( *(defaultRoom() ) ) )
-//             iWindowManager->roomStatusChanged( aRoom, status, until );
-}
-
-void Engine::fetchMeetings()
-{
-       Room *room = defaultRoom();
-       qDebug() << "Engine::fetchMeetings for " << room->name();
-       fetchMeetings(iClock->datetime(), iClock->datetime().addDays( 7), room);
+       //currently works only for default room
+       if ( aRoom->equals( *(iCurrentRoom) ) )
+       {
+               emit roomStatusChanged( status, until );
+       }
 }
 
-bool Engine::isMeetingInList(const QList<Meeting*> &aList, const Meeting *aMeeting)
+void Engine::fetchMeetingDetails( Meeting *aMeeting )
 {
-       qDebug()
-                       << "Engine::isMeetingInList( const QList<Meeting*> &, const Meeting * )";
-       for (int i = 0; i < aList.count(); i++)
-       {
-               if (aMeeting->equals( *(aList.at(i))) )
-               {
-                       return true;
-               }
-       }
-       return false;
+       qDebug() << "Engine::fetchMeetingDetails( Meeting* )";
+       iCommunication->fetchMeetingDetails( *aMeeting );
 }
 
-void Engine::meetingsFetched(const QList<Meeting*> &aMeetings)
+void Engine::meetingsFetched( const QList<Meeting*> &aMeetings )
 {
        qDebug() << "Engine::meetingsFetched( const QList<Meeting*> & )";
-       
-       // check if there is any new meeting in the list came from the server -> added
-       for (int i = 0; i < aMeetings.count(); i++)
+       // TODO: should check if this week's meetings were fetched
+       if( iCommunicationFailed || !iCurrentWeekFetched )
        {
-               // if the (i)th meeting is not in the local meeting list
-               if ( !isMeetingInList(iMeetings, aMeetings.at(i) ) )
-               {
-                       // add to the local database =)
-                       Meeting* m = new Meeting( *(aMeetings.at( i )) );
-                       iMeetings.append(m);
-               }
+               iCurrentWeekFetched = true;
+               iCommunicationFailed = false;
+               iUIManager->connectionEstablished();
        }
 
-       // check if there is any meeting NOT in the list came from the server -> deleted
-       for (int i = 0; i < iMeetings.count(); i++)
+       for ( int i = 0; i < iMeetings.count(); ++i ) 
        {
-               // if the (i)th meeting is in the local but NOT in the server's meeting list
-               if ( !isMeetingInList(aMeetings, iMeetings.at(i) ) )
-               {
-                       Meeting* m = iMeetings.takeAt(i);
-                       // delete the meeting from the local list
-                       delete m;
-               }
+               // TODO: Check if these are current week's meetings and do not overwrite those
+               Meeting* m = iMeetings.takeAt( i );
+               delete m;
+       }
+       iMeetings.clear();
+       for ( int i = 0; i < aMeetings.count(); ++i ) {
+               Meeting* m = new Meeting( *( aMeetings.at( i ) ) );
+               iMeetings.append( m );
        }
 
        // refresh room status info
-       roomStatusInfoNeeded(defaultRoom() );
+       roomStatusInfoNeeded( iCurrentRoom /*defaultRoom()*/ );
 }
 
 void Engine::errorHandler( int aCode, const QString &aAddInfo )
 {      
+       if( aCode >= 100 && aCode < 150 )
+       {
+               iCommunicationFailed = true;
+
+               if ( iUIManager != 0 )
+                       {
+                               iUIManager->connectionLost();
+                       }
+       }
        if ( iWindowManager != 0 )
        {
                iWindowManager->error( ErrorMapper::codeToString( aCode, aAddInfo ) );
        }
 }
 
-void Engine::fetchMeetings( const QDateTime &aFrom, const QDateTime &aUntil, const Room *aIn )
+void Engine::fetchMeetings( const int aWeek, const int aYear, const Room *aIn )
 {
        qDebug()
-                       << "Engine::fetchMeetings( const QDateTime &, const QDateTime &, const Room * )";
-       iCommunication->fetchMeetings(aFrom, aUntil, *aIn);
-}
-
-void Engine::fetchMeetingDetails(Meeting *aMeeting)
-{
-       qDebug() << "[Engine::fetchMeetingDetails] <TODO : METHOD NOT IMPLEMENTED>";
-       Meeting tempMeeting(aMeeting->primaryId(), aMeeting->room(), aMeeting->startsAt(), aMeeting->endsAt() );
-       iCommunication->fetchMeetingDetails( tempMeeting );
-//     Meeting tempMeeting = aMeeting;
-//     iCommunication->fetchMeetingDetails( tempMeeting );
+                       << "Engine::fetchMeetings( const int aWeek, const int aYear, const Room * )";
+       iCommunication->fetchMeetings(aWeek, aYear, *aIn);
 }
 
 void Engine::cancelFetchMeetingDetails()
@@ -256,27 +240,19 @@ void Engine::cancelFetchMeetingDetails()
 void Engine::shownWeekChanged( QDate aFrom )
 {
        qDebug() << "[Engine::shownWeekChanged] <Invoked>";
-       QDateTime from( aFrom );
-       QDateTime to( aFrom.addDays( 7 ), QTime( 23, 59 ) );
-       qDebug() << "[Engine::shownWeekChanged] <From " << aFrom.toString( "d.m. h:mm" ) << " to " << to.toString( "d.m. h:mm" ) << ">";
-       iCommunication->fetchMeetings( from, to, *defaultRoom() );
-//     fetchMeetings( from, to, iWindowManager->weeklyView()->currentRoom() );
+       iCommunication->fetchMeetings( aFrom.weekNumber(), aFrom.year(), *iCurrentRoom/*defaultRoom()*/ );
 }
 
-void Engine::changeDeviceMode( bool aChange )
+void Engine::changeDeviceMode()
 {
-       if ( aChange )
-       {
-               connect( iDevice, SIGNAL( changingModeFailed() ), this, SLOT( changeModeFailed() ) );
-               iAutoRefresh->stop(); // Stop the meeting update
-       }
-       iDevice->changeMode( aChange );
+       connect( iDevice, SIGNAL( changeModeFailed() ), this, SLOT( changeModeFailed() ) );
+       iAutoRefresh->stop(); // Stop the meeting update
+       iDevice->changeMode();
 }
 
 void Engine::changeModeFailed()
 {
        qDebug() << "Engine::progressBarCancelled()";
-       iDevice->changeMode( false );
        iAutoRefresh->start(); //we start the metting updating
 }
 
@@ -299,12 +275,15 @@ void Engine::initUserInterface()
        iWindowManager->show();
        iUIManager->showMainView();
        
+       // This triggers the meeting fetching
+       iUIManager->currentRoomChanged( this->iCurrentRoom );
+       
        qDebug() << "[Engine::initUserInterface] <Finished>";
 }
 
 void Engine::handleViewEvent()
 {
-       if ( iIdleTimeCounter != 0 )
+       if ( iIdleTimeCounter != 0 && iIdleTimeCounter->isActive())
        {
                // Restart the idle time counter when view event is received
                iIdleTimeCounter->stop();
@@ -319,6 +298,7 @@ void Engine::initConfiguration()
        {
                QTimer::singleShot( 0, this, SLOT( closeApplication() ) );
        }
+       iCurrentRoom = iConfiguration->defaultRoom();
 }
 
 void Engine::connectSignals()
@@ -334,7 +314,7 @@ void Engine::connectSignals()
 void Engine::initCommunication()
 {
        // initialize communication
-       iCommunication = new CommunicationManager( *(iConfiguration->connectionSettings()) );
+       iCommunication = new CommunicationManager(/* *(iConfiguration->connectionSettings()) */);
        connect( iCommunication, SIGNAL( error( int, CommunicationManager::CommunicationType  ) ),
                        this, SLOT( errorHandler( int ) ) );
        connect( iCommunication, SIGNAL( meetingsFetched( const QList<Meeting*>& ) ),
@@ -388,3 +368,39 @@ void Engine::startIdleTimeCounter()
                iIdleTimeCounter->start();
        }
 }
+
+void Engine::currentRoomChanged(Room *aRoom)
+{
+       qDebug() << "[Engine::currentRoomChanged] <invoked>";
+       iCurrentRoom = aRoom;
+       roomStatusInfoNeeded( iCurrentRoom );
+}
+
+void Engine::tick( QDateTime aCurrentDateTime )
+{
+       // Called once every second
+       checkStatusOfAllRooms();
+       if( aCurrentDateTime.date() !=  iCurrentDate)
+       {
+               // Check if week has changed and fetch meetings for this week
+               if( aCurrentDateTime.date().weekNumber() != iCurrentDate.weekNumber()
+                       || aCurrentDateTime.date().year() != iCurrentDate.year() )
+               {
+                       qDebug() << "[Engine::tick] detected week change, fetching meetings";
+                       fetchMeetings( aCurrentDateTime.date().weekNumber(), aCurrentDateTime.date().year(), iCurrentRoom );
+               }
+       }
+       iCurrentDate = aCurrentDateTime.date();
+}
+
+
+void Engine::updateRoomInfo()
+{
+       qDebug() << "ENGINE::: updateMeetings";
+       roomStatusInfoNeeded(iCurrentRoom);
+}
+
+void Engine::configurationChanged()
+{
+       iAutoRefresh->setInterval(Configuration::instance()->getRefreshinterval() * 1000);
+}