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** This file is part of the Qt Mobility Components.

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****************************************************************************/

#include "contacteditor.h"

#include <QtGui>

const int MAX_AVATAR_DISPLAY_SIZE = 120;

ContactEditor::ContactEditor(QWidget *parent)

        :QWidget(parent)

{

    m_manager = 0;

    m_contactId = QContactLocalId(0);

    m_nameEdit = new QLineEdit(this);

    m_phoneEdit = new QLineEdit(this);

    m_emailEdit = new QLineEdit(this);

    m_addrEdit = new QLineEdit(this);

    m_avatarBtn = new QPushButton(tr("Set picture"), this);

    m_clearAvatarBtn = new QPushButton(tr("Clear"), this);

    m_avatarView = new QLabel(this);

    connect(m_avatarBtn, SIGNAL(clicked()), this, SLOT(avatarClicked()));

    connect(m_clearAvatarBtn, SIGNAL(clicked()), this, SLOT(clearAvatarClicked()));

    QFormLayout *detailsLayout = new QFormLayout;

    QLabel *nameLabel = new QLabel(tr("Name"), this);

    QLabel *phoneLabel = new QLabel(tr("Phone"), this);

    QLabel *emailLabel = new QLabel(tr("Email"), this);

    QLabel *addressLabel = new QLabel(tr("Address"), this);

    QLabel *avatarLabel = new QLabel(tr("Picture"), this);

    QHBoxLayout *avatarBtnLayout = new QHBoxLayout;

    avatarBtnLayout->addWidget(m_avatarBtn);

    avatarBtnLayout->addWidget(m_clearAvatarBtn);

    if (QApplication::desktop()->availableGeometry().width() < 360) {

        // Narrow screen: put label on separate line to textbox

        detailsLayout->addRow(nameLabel);

        detailsLayout->addRow(m_nameEdit);

        detailsLayout->addRow(phoneLabel);

        detailsLayout->addRow(m_phoneEdit);

        detailsLayout->addRow(emailLabel);

        detailsLayout->addRow(m_emailEdit);

        detailsLayout->addRow(addressLabel);

        detailsLayout->addRow(m_addrEdit);

        detailsLayout->addRow(avatarLabel);

        detailsLayout->addRow(avatarBtnLayout);

        detailsLayout->addRow(m_avatarView);

    } else {

        // Wide screen: put label on same line as textbox

        detailsLayout->addRow(nameLabel, m_nameEdit);

        detailsLayout->addRow(phoneLabel, m_phoneEdit);

        detailsLayout->addRow(emailLabel, m_emailEdit);

        detailsLayout->addRow(addressLabel, m_addrEdit);

        detailsLayout->addRow(avatarLabel, avatarBtnLayout);

        detailsLayout->addRow("", m_avatarView);

    }

    detailsLayout->setFieldGrowthPolicy(QFormLayout::ExpandingFieldsGrow);

    detailsLayout->setSizeConstraint(QLayout::SetMinAndMaxSize);

    QScrollArea *detailsScrollArea = new QScrollArea(this);

    detailsScrollArea->setWidgetResizable(true);

    QWidget *detailsContainer = new QWidget(detailsScrollArea);

    detailsContainer->setLayout(detailsLayout);

    detailsScrollArea->setWidget(detailsContainer);

    QVBoxLayout *editLayout = new QVBoxLayout;

    editLayout->addWidget(detailsScrollArea);

#ifdef Q_OS_SYMBIAN

    // In symbian "save" and "cancel" buttons are softkeys.

    m_saveBtn = new QAction(tr("Save"), this);

    m_saveBtn->setSoftKeyRole(QAction::PositiveSoftKey);

    addAction(m_saveBtn);

    connect(m_saveBtn, SIGNAL(triggered(bool)), this, SLOT(saveClicked()));

    m_cancelBtn = new QAction(tr("Cancel"), this);

    m_cancelBtn->setSoftKeyRole(QAction::NegativeSoftKey);

    addAction(m_cancelBtn);

    connect(m_cancelBtn, SIGNAL(triggered(bool)), this, SLOT(cancelClicked()));

#else

    m_saveBtn = new QPushButton(tr("&Save"), this);

    m_saveBtn->setDefault(true);

    connect(m_saveBtn, SIGNAL(clicked()), this, SLOT(saveClicked()));

    m_cancelBtn = new QPushButton(tr("&Cancel"), this);

    connect(m_cancelBtn, SIGNAL(clicked()), this, SLOT(cancelClicked()));

    QHBoxLayout *btnLayout = new QHBoxLayout;

    btnLayout->addWidget(m_saveBtn);

    btnLayout->addWidget(m_cancelBtn);

    editLayout->addLayout(btnLayout);

#endif

    setLayout(editLayout);

}

ContactEditor::~ContactEditor()

{

}

void ContactEditor::setCurrentContact(QContactManager* manager, QContactLocalId currentId)

{

    m_manager = manager;

    m_contactId = currentId;

    m_newAvatarPath = QString();

    // Clear UI

    m_nameEdit->clear();

    m_phoneEdit->clear();

    m_emailEdit->clear();

    m_addrEdit->clear();

    if (manager == 0) {

        m_saveBtn->setEnabled(false);

        return;

    }

    // enable the UI.

    m_saveBtn->setEnabled(true);

    // otherwise, build from the contact details.

    QContact curr;

    if (m_contactId != QContactLocalId(0))

        curr = manager->contact(m_contactId);

    // Disable fields & buttons according to what the backend supports

    QMap<QString, QContactDetailDefinition> defs = m_manager->detailDefinitions(QContactType::TypeContact);

    // name

    //QContactName nm = curr.detail(QContactName::DefinitionName);

    if (m_contactId != QContactLocalId(0))

        m_nameEdit->setText(manager->synthesizedContactDisplayLabel(curr));

    // phonenumber

    QContactPhoneNumber phn = curr.detail(QContactPhoneNumber::DefinitionName);

    m_phoneEdit->setText(phn.value(QContactPhoneNumber::FieldNumber));

    // email

    if (defs.contains(QContactEmailAddress::DefinitionName)) {

        QContactEmailAddress em = curr.detail(QContactEmailAddress::DefinitionName);

        m_emailEdit->setText(em.value(QContactEmailAddress::FieldEmailAddress));

        m_emailEdit->setReadOnly(false);

    } else {

        m_emailEdit->setText("<not supported>");

        m_emailEdit->setReadOnly(true);

    }

    // address

    if (defs.contains(QContactAddress::DefinitionName)) {

        QContactAddress adr = curr.detail(QContactAddress::DefinitionName);

        m_addrEdit->setText(adr.value(QContactAddress::FieldStreet)); // ugly hack.

        m_addrEdit->setReadOnly(false);

    } else {

        m_addrEdit->setText("<not supported>");

        m_addrEdit->setReadOnly(true);

    }

    // avatar viewer

    if (defs.contains(QContactAvatar::DefinitionName)

        || defs.contains(QContactThumbnail::DefinitionName)) {

        m_avatarBtn->setEnabled(true);

        QContactAvatar av = curr.detail(QContactAvatar::DefinitionName);

        QContactThumbnail thumb = curr.detail(QContactThumbnail::DefinitionName);

        m_avatarView->clear();

        m_newAvatarPath = av.imageUrl().toLocalFile();

        m_thumbnail = thumb.thumbnail();

        if (m_thumbnail.isNull()) {

            if (m_newAvatarPath.isEmpty()) {

                m_avatarView->clear();

                m_clearAvatarBtn->setDisabled(true);

            } else {

                setAvatarPixmap(QPixmap(av.imageUrl().toLocalFile()));

                m_thumbnail = QImage(av.imageUrl().toLocalFile());

            }

        } else {

            setAvatarPixmap(QPixmap::fromImage(m_thumbnail));

        }

    } else {

        m_avatarBtn->setDisabled(true);

        m_clearAvatarBtn->setDisabled(true);

    }

}

QString ContactEditor::nameField()

{

    // return the field which the name data should be saved in.

    if (!m_manager)

        return QString();

    QMap<QString, QContactDetailDefinition> defs = m_manager->detailDefinitions(QContactType::TypeContact);

    QContactDetailDefinition nameDef = defs.value(QContactName::DefinitionName);

    if (nameDef.fields().keys().contains(QContactName::FieldCustomLabel)) {

        return QString(QLatin1String(QContactName::FieldCustomLabel));

    } else if (nameDef.fields().keys().contains(QContactName::FieldFirstName)) {

        return QString(QLatin1String(QContactName::FieldFirstName));

    } else {

        return QString();

    }

}

void ContactEditor::setAvatarPixmap(const QPixmap &pixmap)

{

    if (pixmap.isNull())

        return;

    QPixmap scaled = pixmap.scaled(QSize(MAX_AVATAR_DISPLAY_SIZE, MAX_AVATAR_DISPLAY_SIZE),

                                   Qt::KeepAspectRatio,

                                   Qt::SmoothTransformation);

    m_avatarView->setPixmap(scaled);

    m_avatarView->setMaximumSize(scaled.size());

    m_clearAvatarBtn->setEnabled(true);

}

void ContactEditor::clearAvatarClicked()

{

    m_avatarView->clear();

    m_thumbnail = QImage();

    m_newAvatarPath.clear();

    m_clearAvatarBtn->setDisabled(true);

}

void ContactEditor::avatarClicked()

{

    // put up a file dialog, and update the new avatar path.

    QString fileName = QFileDialog::getOpenFileName(this,

       tr("Select Contact Picture"), ".", tr("Image Files (*.png *.jpg *.bmp)"));

    if (!fileName.isEmpty()) {

        m_newAvatarPath = fileName;

        m_thumbnail = QImage(m_newAvatarPath);

        setAvatarPixmap(QPixmap::fromImage(m_thumbnail));

    }

}

void ContactEditor::saveClicked()

{

    if (!m_manager) {

        qWarning() << "No manager selected; cannot save.";

    } else {

        QContact curr;

        if (m_contactId != QContactLocalId(0))

            curr = m_manager->contact(m_contactId);

        if (m_nameEdit->text().isEmpty()) {

            QMessageBox::information(this, "Failed!", "You must give a name for the contact!");

            return;

        }

        if (m_nameEdit->text() != m_manager->synthesizedContactDisplayLabel(curr)) {

            // if the name has changed (ie, is different to the synthed label) then save it as a custom label.

            QString saveNameField = nameField();

            if (!saveNameField.isEmpty()) {

                QContactName nm = curr.detail(QContactName::DefinitionName);

                nm.setValue(saveNameField, m_nameEdit->text());

                curr.saveDetail(&nm);

            }

        }

        QContactPhoneNumber phn = curr.detail(QContactPhoneNumber::DefinitionName);

        phn.setNumber(m_phoneEdit->text());

        curr.saveDetail(&phn);

        if (!m_emailEdit->isReadOnly()) {

            QContactEmailAddress em = curr.detail(QContactEmailAddress::DefinitionName);

            em.setEmailAddress(m_emailEdit->text());

            curr.saveDetail(&em);

        }

        if (!m_addrEdit->isReadOnly()) {

            QContactAddress adr = curr.detail(QContactAddress::DefinitionName);

            adr.setStreet(m_addrEdit->text());

            curr.saveDetail(&adr);

        }

        if (m_avatarBtn->isEnabled()) {

            QContactAvatar av = curr.detail(QContactAvatar::DefinitionName);

            av.setImageUrl(QUrl(m_newAvatarPath));

            curr.saveDetail(&av);

            QContactThumbnail thumb = curr.detail(QContactThumbnail::DefinitionName);

            QImage img(m_thumbnail);

            thumb.setThumbnail(img);

            curr.saveDetail(&thumb);

        }

        curr = m_manager->compatibleContact(curr);

        bool success = m_manager->saveContact(&curr);

        if (!success)

            QMessageBox::information(this, "Failed!", QString("Failed to save contact!\n(error code %1)").arg(m_manager->error()));

    }

    emit showListPage();

}

void ContactEditor::cancelClicked()

{

    emit showListPage();

}