/*

* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: NMail application service interface used for displaying the

*              messages contained by the given mailbox. The service utilizes

*              thr Qt highway framework.

*/

//  INCLUDES

#include "nmuiheaders.h" // Includes also the class header.

/*!

    \class NmMailboxServiceInterface

    \brief A service interface for displaying the messages contained by the

           given mailbox.

*/

/*!

    Class constructor.

*/

NmMailboxServiceInterface::NmMailboxServiceInterface(QObject *parent,

        NmUiEngine &uiEngine,

        NmApplication *application)

    : XQServiceProvider(emailFullServiceNameMailbox, parent),

      mUiEngine(uiEngine),

      mApplication(application),

      mAsyncReqId(0)

{

    publishAll();

}

/*!

    Class desctructor.

*/

NmMailboxServiceInterface::~NmMailboxServiceInterface()

{

    NM_FUNCTION;

}

/*!

    Called by some external application when the content of a mailbox needs to

    be viewed.

    \param data The ID of the mailbox to open.

*/

void NmMailboxServiceInterface::displayInboxByMailboxId(QVariant data)

{

    NM_FUNCTION;

    // Get the given ID and convert it into NmId type.

    NmId mailboxNmId(data.toULongLong());

    mAsyncReqId = setCurrentRequestAsync();

    // Make sure that app stays background if user presses back in message list view

    bool visible = mApplication->updateVisibilityState();

    if (mailboxExistsById(mailboxNmId)) {

        // Fetch inbox id

        NmId inboxId = mUiEngine.standardFolderId(mailboxNmId, NmFolderInbox);

        // Bring the application to the foreground.

        if (!XQServiceUtil::isEmbedded()) {

            XQServiceUtil::toBackground(false);

        }

        if (mApplication) {

            HbMainWindow *mainWindow = mApplication->mainWindow();

            mainWindow->show();

            // Launch the message list view.

            NmUiStartParam *startParam =

                new NmUiStartParam(NmUiViewMessageList,

                                   mailboxNmId,

                                   inboxId, // folder id

                                   0, // message id

                                   NmUiEditorCreateNew, // editor start mode

                                   NULL, // address list

                                   NULL, // attachment list

                                   true); // start as service

            mApplication->enterNmUiView(startParam);

        }

        completeRequest(mAsyncReqId, 0);

    }

    else {

        // No mailbox found with the given ID or Inbox ID is not known

        // if started as embedded, do not hide the app

		if (!XQServiceUtil::isEmbedded() && !visible) {

			XQServiceUtil::toBackground(true);

		}

        completeRequest(mAsyncReqId, 1);

        // Close the application if started as a service.

        if (XQServiceUtil::isService()) {

            connect(this, SIGNAL(returnValueDelivered()),

                    mApplication, SLOT(delayedExitApplication()));

        }

    }

}

/*!

    Resolves whether a mailbox with the given ID exists or not.

    \param mailboxId The mailbox ID to look for.

    \return True if a mailbox with the given ID exists, false otherwise.

*/

bool NmMailboxServiceInterface::mailboxExistsById(const NmId &mailboxId) const

{

    NM_FUNCTION;

    const NmMailboxListModel& mailboxListModel = mUiEngine.mailboxListModel();

    int mailboxCount = mailboxListModel.rowCount();

    QModelIndex modelIndex;

    QVariant mailbox;

    NmMailboxMetaData *mailboxMetaData = NULL;

    NmId currentId;

    // Try to find the mailbox with the given ID.

    for (int i = 0; i < mailboxCount; ++i) {

        modelIndex = mailboxListModel.index(i, 0);

        mailbox = mailboxListModel.data(modelIndex);

        mailboxMetaData = mailbox.value<NmMailboxMetaData*>();

        if (mailboxMetaData) {

            currentId = mailboxMetaData->id();

        }

        if (currentId.id() == mailboxId.id()) {

            // Found a mailbox with the matching ID.

            return true;

        }

    }

    // No mailbox exist with the given ID.

    return false;

}

// End of file.