/*

* 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:

*

*/

#include <qplugin.h>

#include <QCoreApplication>

#include <QTranslator>

#include <QScopedPointer>

#include <QLocale>

#include <HbStringUtil>

#include <HbDataForm>

#include <HbDataFormModel>

#include <HbDataFormModelItem>

#include <HbLineEdit>

#include <cpsettingformitemdata.h>

#include "nmipssettingsplugin.h"

#include "nmipssettingshelper.h"

#include "nmipssettingsmanagerbase.h"

#include "nmipssettingsmanagerfactory.h"

#include "nmipssettingitems.h"

#include "nmcommon.h"

#include "ipssettingkeys.h"

#include "nmipssettingscustomitem.h"

#include "nmipssettingslabeledcombobox.h"

const QString NmIpsSettingsComboItems("comboItems");

const QString NmIpsSettingsLabelTexts("labelTexts");

const QString NmIpsSettingsItems("items");

const int NmIpsSettingsReceptionUserDefinedProfileEnabled(1);

/*!

    \class NmIpsSettingsPlugin

    \brief The class implements NmSettingsPluginInterface which is an interface

           for NMail settings plug-ins.

*/

// ======== MEMBER FUNCTIONS ========

/*!

    Constructor of NmIpsSettingsPlugin.

*/

NmIpsSettingsPlugin::NmIpsSettingsPlugin()

: mSettingsHelper(0),

  mSettingsManager(0),

  mHiddenItem(false)

{

    QString lang = QLocale::system().name();

    QString path = "Z:/resource/qt/translations/";

    QString appName = "mailips_";

    QString commonName = "common_";

    // Load common strings

	QScopedPointer<QTranslator> commonTranslator(new QTranslator(this));

    commonTranslator->load(commonName + lang, path);

    QCoreApplication::installTranslator(commonTranslator.data());

    (void)commonTranslator.take();  

    // Load IPS settings specific strings

	QScopedPointer<QTranslator> translator(new QTranslator(this));

    translator->load(appName + lang, path);

    QCoreApplication::installTranslator(translator.data());

    (void)translator.take();

}

/*!

    Destructor of NmIpsSettingsPlugin.

*/

NmIpsSettingsPlugin::~NmIpsSettingsPlugin()

{

    delete mSettingsManager;

    delete mSettingsHelper;

}

/*!

    Populates the form items into model.

    \param model Reference to the model.

    \param form Reference to the form.

    \param mailboxId Id of the mailbox.

    \return <code>true</code> if plug-in contains certain mailbox otherwise <code>false</code>

*/

bool NmIpsSettingsPlugin::populateModel(HbDataFormModel &model,

    HbDataForm &form, const NmId &mailboxId)

{

    // populateModel is called each time when a new settings view is created and this

    // plugin is destructed only after the mail settings is exited, so

    // SettingsManager and SettingsHelper needs to be deleted.

    delete mSettingsManager;

    delete mSettingsHelper;

    mSettingsHelper = 0;

    mSettingsManager = NmIpsSettingsManagerFactory::createSettingManager(mailboxId);

    bool result(false);

    // This plugin is only used when the mailbox is a IMAP or POP3 account.

    // Settings manager object is valid if the mailboxId is IMAP or POP3 account.

    if (mSettingsManager) {

        // Turns AlwaysOnline OFF

        setAlwaysOnlineState(EServerAPIEmailTurnOff, mailboxId);

        // Store model and form pointers.

        mModel = &model;

        mForm = &form;

        // Create settings helper.

        mSettingsHelper = new NmIpsSettingsHelper(*mSettingsManager, form, model);

        connect(mSettingsHelper,

                SIGNAL(mailboxListChanged(const NmId &, NmSettings::MailboxEventType)),

                this, SIGNAL(mailboxListChanged(const NmId &, NmSettings::MailboxEventType)));

        connect(mSettingsHelper, SIGNAL(mailboxPropertyChanged(const NmId &, QVariant, QVariant)),

                this, SIGNAL(mailboxPropertyChanged(const NmId &, QVariant, QVariant)));

        connect(mSettingsHelper, SIGNAL(goOffline(const NmId &)),

                this, SIGNAL(goOffline(const NmId &)));

        connect(mSettingsHelper, SIGNAL(createUserDefinedMode()),

                this, SLOT(createUserDefinedMode()));

        // Get the value if some ui items need to be hidden.

        QVariant data;

        mSettingsManager->readSetting(IpsServices::UserNameHidden, data);

        mHiddenItem = data.toBool();

        // Add items to the model.

        initGroupItems();

        result = true;

    }

    return result;

}

/*!

    This slot can be used in cases when plugin needs to handle stuff before settingsview is closed.

*/

void NmIpsSettingsPlugin::aboutToClose()

{

    QVariant profileIndex;

    const NmId mailboxId = mSettingsManager->mailboxId();

	mSettingsManager->readSetting(IpsServices::ReceptionActiveProfile, profileIndex);

	if ((mSettingsHelper->isOffline()) && (profileIndex.toInt() != IpsServices::EmailSyncProfileManualFetch)) {

		emit goOnline(mailboxId);

	}

	// Turns AlwaysOnline ON

	setAlwaysOnlineState(EServerAPIEmailTurnOn, mailboxId);

}

/*!

    Appends the group items to the model.

*/

void NmIpsSettingsPlugin::initGroupItems()

{

    HbDataFormModelItem *rootItem = mModel->invisibleRootItem();

    HbDataFormModelItem *preferencesItem =

        mModel->appendDataFormItem(HbDataFormModelItem::GroupItem,

                                   hbTrId("txt_mailips_subhead_preferences"),

                                   rootItem);

    initPreferenceItems(*preferencesItem);

    HbDataFormModelItem *receivingScheduleItem =

        mModel->appendDataFormItem(HbDataFormModelItem::GroupItem,

                                   hbTrId("txt_mailips_subhead_receiving_schedule"),

                                   rootItem);

    mSettingsHelper->setReceivingScheduleGroupItem(receivingScheduleItem);

    initReceivingScheduleItems(*receivingScheduleItem);

    HbDataFormModelItem *userInfoItem =

        mModel->appendDataFormItem(HbDataFormModelItem::GroupItem,

                                   hbTrId("txt_mailips_subhead_user_info"),

                                   rootItem);

    initUserInfoItems(*userInfoItem);

    HbDataFormModelItem *serverInfoItem =

        mModel->appendDataFormItem(HbDataFormModelItem::GroupItem,

                                   hbTrId("txt_mailips_subhead_server_info"),

                                   rootItem);

    mSettingsHelper->setServerInfoGroupItem(serverInfoItem);

    initServerInfoItems(*serverInfoItem);

    // Create the delete mailbox button.

    HbDataFormModelItem::DataItemType buttonItem =

        static_cast<HbDataFormModelItem::DataItemType>(

            HbDataFormModelItem::CustomItemBase + 2);

    HbDataFormModelItem *deleteMailboxButtonItem =

        mModel->appendDataFormItem(buttonItem, QString(), rootItem);

    deleteMailboxButtonItem->setContentWidgetData(QString("text"),

                                                  hbTrId("txt_mailips_button_delete_mailbox"));

    mForm->addConnection(deleteMailboxButtonItem, SIGNAL(clicked()),

                         mSettingsHelper, SLOT(deleteButtonPress()));

}

/*!

    Appends the preferences items to the group item.

    \param item Reference to the parent group item.

*/

void NmIpsSettingsPlugin::initPreferenceItems(HbDataFormModelItem &item) const

{

    // 1. Connection

    QVariant destId;

    mSettingsManager->readSetting(IpsServices::Connection, destId);

    QString destName(mSettingsHelper->destinationNameFromIdentifier(destId.toUInt()));

    HbDataFormModelItem::DataItemType buttonItem =

        static_cast<HbDataFormModelItem::DataItemType>(

            HbDataFormModelItem::CustomItemBase + 2);

    CpSettingFormItemData *connectionButtonItem = new CpSettingFormItemData(buttonItem,

        hbTrId("txt_mailips_setlabel_connection"));

    connectionButtonItem->setContentWidgetData(QString("text"), destName);

    mSettingsHelper->insertContentItem(IpsServices::Connection, connectionButtonItem);

    mForm->addConnection(connectionButtonItem, SIGNAL(clicked()),

                         mSettingsHelper, SLOT(connectionButtonPress()));

    item.appendChild(connectionButtonItem);

    // 2. My Name

    QVariant myName;

    mSettingsManager->readSetting(IpsServices::EmailAlias, myName);

    CpSettingFormItemData *myNameItem = new CpSettingFormItemData(

        HbDataFormModelItem::TextItem, hbTrId("txt_mailips_setlabel_my_name"));

    mSettingsHelper->insertContentItem(IpsServices::EmailAlias, myNameItem);

    myNameItem->setContentWidgetData(QString("text"), myName);

    mForm->addConnection(myNameItem, SIGNAL(editingFinished()),

                         mSettingsHelper, SLOT(saveMyName()));

    mForm->addConnection(myNameItem, SIGNAL(textChanged(QString)),

                         mSettingsHelper, SLOT(myNameTextChange(QString)));

    item.appendChild(myNameItem);

    // 3. Mailbox Name

    QVariant mailboxName;

    mSettingsManager->readSetting(IpsServices::MailboxName, mailboxName);

    CpSettingFormItemData *mailboxNameItem = new CpSettingFormItemData(

        HbDataFormModelItem::TextItem, hbTrId("txt_mailips_setlabel_mailbox_name"));

    mSettingsHelper->insertContentItem(IpsServices::MailboxName, mailboxNameItem);

    mailboxNameItem->setContentWidgetData(QString("text"), mailboxName);

    mForm->addConnection(mailboxNameItem, SIGNAL(editingFinished()),

                         mSettingsHelper, SLOT(saveMailboxName()));

    mForm->addConnection(mailboxNameItem, SIGNAL(textChanged(QString)),

                         mSettingsHelper, SLOT(mailboxNameTextChange(QString)));

    item.appendChild(mailboxNameItem);

}

/*!

    Appends the receiving schedule items to the group item.

    \param item Reference to the parent group item.

*/

void NmIpsSettingsPlugin::initReceivingScheduleItems(HbDataFormModelItem &item)

{

    // Active sync profile

    // Append custom item to the prototype list.

    NmIpsSettingsCustomItem *prototype = new NmIpsSettingsCustomItem();

    QList<HbAbstractViewItem *> protoTypeList = mForm->itemPrototypes();

    protoTypeList.append(prototype);

    mForm->setItemPrototypes(protoTypeList);

    // 1. Active sync profile

    HbDataFormModelItem *infoItem = new HbDataFormModelItem(

        static_cast<HbDataFormModelItem::DataItemType>(NmIpsSettingsCustomItem::LabeledComboBox),

        hbTrId("txt_mailips_setlabel_selected_mode"));

    mSettingsHelper->insertContentItem(IpsServices::ReceptionActiveProfile, infoItem);

    item.appendChild(infoItem);

    QStringList modeList;

    modeList << hbTrId("txt_mailips_setlabel_selected_mode_val_keep_upto")          // 0

             << hbTrId("txt_mailips_setlabel_selected_mode_val_save_energy")        // 1

             << hbTrId("txt_mailips_setlabel_selected_mode_val_fetch_manua");       // 2

    QVariant userDefineMode;

    mSettingsManager->readSetting(IpsServices::ReceptionUserDefinedProfile, userDefineMode);

    // If 'user defined' mode is defined then add it to combo items.

    if (userDefineMode.toInt()) {

        modeList << hbTrId("txt_mailips_setlabel_selected_mode_val_user_define");   // 3

    }

    infoItem->setContentWidgetData(NmIpsSettingsComboItems, modeList);

    QStringList infoList;

    infoList << hbTrId("txt_mailips_list_the_mailbox_is_uptodate_during")           // 0

             << hbTrId("txt_mailips_list_the_mailbox_is_refreshed_every_15")        // 1

             << hbTrId("txt_mailips_list_the_mailbox_is_refreshed_only_by");        // 2

    // If 'user defined' mode is defined then add 'user defined' explanation to label list.

    if (userDefineMode.toInt()) {

        infoList << hbTrId("txt_mailips_list_the_mailbox_is_refreshed_as_defin");   // 3

    }

    infoItem->setContentWidgetData(NmIpsSettingsLabelTexts, infoList);

    QVariant profileIndex;

    mSettingsManager->readSetting(IpsServices::ReceptionActiveProfile, profileIndex);

    infoItem->setContentWidgetData(QString("currentIndex"), profileIndex);

    // 2. Show mail in inbox

    QVariant mailInInbox;

    mSettingsManager->readSetting(IpsServices::ReceptionInboxSyncWindow, mailInInbox);

    CpSettingFormItemData *showMailInInboxItem =

        new CpSettingFormItemData(HbDataFormModelItem::RadioButtonListItem, hbTrId(

            "txt_mailips_setlabel_show_mail_in_inbox"));

    mSettingsHelper->insertContentItem(IpsServices::ReceptionInboxSyncWindow, showMailInInboxItem);

    // If changes are made to showMailItems, conversion table in

    // showMailInInboxModified method needs to be updated also.

    QStringList showMailItems;

    showMailItems << HbStringUtil::convertDigits("50")

                  << HbStringUtil::convertDigits("100")

                  << HbStringUtil::convertDigits("500")

                  << hbTrId("txt_mailips_setlabel_val_all");

    showMailInInboxItem->setContentWidgetData(NmIpsSettingsItems, showMailItems);

    showMailInInboxItem->setEnabled(true);

    item.appendChild(showMailInInboxItem);

    // Active sync profile connection

    mForm->addConnection(infoItem, SIGNAL(currentIndexChanged(int)),

        mSettingsHelper, SLOT(receivingScheduleChange(int)));

    mForm->addConnection(showMailInInboxItem, SIGNAL(valueChanged(QPersistentModelIndex, QVariant)),

        this, SLOT(showMailInInboxModified(QPersistentModelIndex, QVariant)));

    // Must be called manually here, because the signal->slot connection set above using

    // HbDataForm::addConnection() is actually established AFTER the properties have first been

    // set to the widget, causing the first currentIndexChanged signal not to reach

    // NmIpsSettingsHelper::receivingScheduleChange().

    mSettingsHelper->receivingScheduleChange(profileIndex.toInt());

}

/*!

    Appends the user info items to the group item.

    \param item Reference to the parent group item.

*/

void NmIpsSettingsPlugin::initUserInfoItems(HbDataFormModelItem &item) const

{

    // 1. Mail address

    QVariant mailAddress;

    mSettingsManager->readSetting(IpsServices::EmailAddress, mailAddress);

    CpSettingFormItemData *mailAddressItem = new CpSettingFormItemData(

        HbDataFormModelItem::TextItem, hbTrId("txt_mailips_setlabel_mail_address"));

    mSettingsHelper->insertContentItem(IpsServices::EmailAddress, mailAddressItem);

    mailAddressItem->setContentWidgetData(QString("text"), mailAddress);

    mForm->addConnection(mailAddressItem, SIGNAL(editingFinished()),

                         mSettingsHelper, SLOT(saveMailAddress()));

    mForm->addConnection(mailAddressItem, SIGNAL(textChanged(QString)),

                         mSettingsHelper, SLOT(mailAddressTextChange(QString)));

    item.appendChild(mailAddressItem);

    // 2. Username

    QVariant username;

    mSettingsManager->readSetting(IpsServices::IncomingLoginName, username);

    CpSettingFormItemData *usernameItem = new CpSettingFormItemData(

        HbDataFormModelItem::TextItem, hbTrId("txt_mailips_setlabel_username"));

    mSettingsHelper->insertContentItem(IpsServices::IncomingLoginName, usernameItem);

    usernameItem->setContentWidgetData(QString("text"), username);

    mForm->addConnection(usernameItem, SIGNAL(editingFinished()),

                         mSettingsHelper, SLOT(saveIncomingUserName()));

    mForm->addConnection(usernameItem, SIGNAL(textChanged(QString)),

                         mSettingsHelper, SLOT(incomingUserNameTextChange(QString)));

    if (mHiddenItem) { // Starred and dimmed.

        usernameItem->setContentWidgetData(QString("echoMode"), HbLineEdit::Password);

        usernameItem->setEnabled(false);

    }

    item.appendChild(usernameItem);

    // 3. Password

    QVariant password;

    mSettingsManager->readSetting(IpsServices::IncomingPassword, password);

    CpSettingFormItemData *passwordItem = new CpSettingFormItemData(

        HbDataFormModelItem::TextItem, hbTrId("txt_mailips_setlabel_password"));

    mSettingsHelper->insertContentItem(IpsServices::IncomingPassword, passwordItem);

    passwordItem->setContentWidgetData(QString("text"), password);

    passwordItem->setContentWidgetData(QString("echoMode"), HbLineEdit::PasswordEchoOnEdit);

    mForm->addConnection(passwordItem, SIGNAL(editingFinished()),

                         mSettingsHelper, SLOT(saveIncomingPassword()));

    item.appendChild(passwordItem);

    // 4. Reply to address

    QVariant replyToAddress;

    mSettingsManager->readSetting(IpsServices::ReplyAddress, replyToAddress);

    CpSettingFormItemData *replyToItem = new CpSettingFormItemData(

       HbDataFormModelItem::TextItem, hbTrId("txt_mailips_setlabel_reply_to_address"));

    mSettingsHelper->insertContentItem(IpsServices::ReplyAddress, replyToItem);

    replyToItem->setContentWidgetData(QString("text"), replyToAddress);

    mForm->addConnection(replyToItem, SIGNAL(editingFinished()),

                         mSettingsHelper, SLOT(saveReplyTo()));

    mForm->addConnection(replyToItem, SIGNAL(textChanged(QString)),

                         mSettingsHelper, SLOT(replyToTextChange(QString)));

    item.appendChild(replyToItem);

}

/*!

    Appends the server info items to the group item.

    \param item Reference to the parent group item.

*/

void NmIpsSettingsPlugin::initServerInfoItems(HbDataFormModelItem &item) const

{

    // 1. Incoming mail server address

    QVariant incomingMailServer;

    mSettingsManager->readSetting(IpsServices::IncomingMailServer, incomingMailServer);

    CpSettingFormItemData *incomingMailServerItem = new CpSettingFormItemData(

        HbDataFormModelItem::TextItem, hbTrId("txt_mailips_setlabel_incoming_mail_server"));

    mSettingsHelper->insertContentItem(IpsServices::IncomingMailServer, incomingMailServerItem);

    incomingMailServerItem->setContentWidgetData(QString("text"), incomingMailServer);

    mForm->addConnection(incomingMailServerItem, SIGNAL(editingFinished()),

                         mSettingsHelper, SLOT(saveIncomingMailServer()));

    mForm->addConnection(incomingMailServerItem, SIGNAL(textChanged(QString)),

                         mSettingsHelper, SLOT(incomingMailServerTextChange(QString)));

    if (mHiddenItem) { // Starred and dimmed.

        incomingMailServerItem->setContentWidgetData(QString("echoMode"), HbLineEdit::Password);

        incomingMailServerItem->setEnabled(false);

    }

    item.appendChild(incomingMailServerItem);

    // 2. Incoming Secure connection

    CpSettingFormItemData *incomingSecureConnectionItem =

        new CpSettingFormItemData(HbDataFormModelItem::RadioButtonListItem, hbTrId(

            "txt_mailips_setlabel_incoming_security"));

    mSettingsHelper->insertContentItem(IpsServices::IncomingSecureSockets, incomingSecureConnectionItem);

    QStringList showSCItems;

    showSCItems << hbTrId("txt_mailips_setlabel_security_val_on_starttls")

                << hbTrId("txt_mailips_setlabel_security_val_on_ssltls")

                << hbTrId("txt_mailips_setlabel_security_val_off");

    incomingSecureConnectionItem->setContentWidgetData(QString("items"), showSCItems);

    int incomingSecureConnectionItemIndex = 

        mSettingsHelper->getCorrectIncomingSecureRadioButtonIndex();

    incomingSecureConnectionItem->setContentWidgetData(QString("selected"), 

                                                       incomingSecureConnectionItemIndex);

    mForm->addConnection(incomingSecureConnectionItem, SIGNAL(itemSelected(int)),             

            mSettingsHelper, SLOT(incomingSecureConnectionItemChange(int)));

    if (mHiddenItem) {

        incomingSecureConnectionItem->setEnabled(false);

    }

    item.appendChild(incomingSecureConnectionItem);

    // 3. Incoming mail server port

    CpSettingFormItemData *incomingPortItem =

        new CpSettingFormItemData(HbDataFormModelItem::RadioButtonListItem, hbTrId(

            "txt_mailips_setlabel_incoming_port"));

    mSettingsHelper->insertContentItem(IpsServices::IncomingPort, incomingPortItem);

    QStringList incomingPortItems;

    incomingPortItems << hbTrId("txt_mailips_setlabel_incoming_port_default")

                      << hbTrId("txt_mailips_setlabel_incoming_port_user_defined");

    incomingPortItem->setContentWidgetData(QString("items"), incomingPortItems);

    int incomingPortItemIndex = mSettingsHelper->getCorrectIncomingPortRadioButtonIndex(); 

    incomingPortItem->setContentWidgetData(QString("selected"), incomingPortItemIndex);

    mForm->addConnection(incomingPortItem, SIGNAL(itemSelected(int)),

        mSettingsHelper, SLOT(incomingPortChange(int)));

    if (mHiddenItem) {

        incomingPortItem->setEnabled(false);

    }

    item.appendChild(incomingPortItem);

    // 4. Outgoing mail server address

    QVariant outgoingMailServer;

    mSettingsManager->readSetting(IpsServices::OutgoingMailServer, outgoingMailServer);

    CpSettingFormItemData *outgoingMailServerItem = new CpSettingFormItemData(

        HbDataFormModelItem::TextItem, hbTrId("txt_mailips_setlabel_outgoing_mail_server"));

    mSettingsHelper->insertContentItem(IpsServices::OutgoingMailServer, outgoingMailServerItem);

    outgoingMailServerItem->setContentWidgetData(QString("text"), outgoingMailServer);

    mForm->addConnection(outgoingMailServerItem, SIGNAL(editingFinished()),

                         mSettingsHelper, SLOT(saveOutgoingMailServer()));

    mForm->addConnection(outgoingMailServerItem, SIGNAL(textChanged(QString)),

                         mSettingsHelper, SLOT(outgoingMailServerTextChange(QString)));

    if (mHiddenItem) {// Starred and dimmed.

        outgoingMailServerItem->setContentWidgetData(QString("echoMode"), HbLineEdit::Password);

        outgoingMailServerItem->setEnabled(false);

    }

    item.appendChild(outgoingMailServerItem);

    // 5. Outgoing secure connection

    CpSettingFormItemData *outgoingSecureConnectionItem =

        new CpSettingFormItemData(HbDataFormModelItem::RadioButtonListItem, hbTrId(

            "txt_mailips_setlabel_outgoing_security"));

    mSettingsHelper->insertContentItem(IpsServices::OutgoingSecureSockets, outgoingSecureConnectionItem);

    QStringList outgoingShowSCItems;

    outgoingShowSCItems << hbTrId("txt_mailips_setlabel_security_val_on_starttls")

                        << hbTrId("txt_mailips_setlabel_security_val_on_ssltls")

                        << hbTrId("txt_mailips_setlabel_security_val_off");