SmartPanel.xaml.cpp

/***************************************************************************
 * Copyright (C) 2016 by Savoir-faire Linux                                *
 * Author: Jäger Nicolas <nicolas.jager@savoirfairelinux.com>              *
 * Author: Traczyk Andreas <andreas.traczyk@savoirfairelinux.com>          *
 *                                                                         *
 * This program is free software; you can redistribute it and/or modify    *
 * it under the terms of the GNU General Public License as published by    *
 * the Free Software Foundation; either version 3 of the License, or       *
 * (at your option) any later version.                                     *
 *                                                                         *
 * This program is distributed in the hope that it will be useful,         *
 * but WITHOUT ANY WARRANTY; without even the implied warranty of          *
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the           *
 * GNU General Public License for more details.                            *
 *                                                                         *
 * You should have received a copy of the GNU General Public License       *
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.   *
 **************************************************************************/
#include "pch.h"
#include <string> // move it
#include "SmartPanel.xaml.h"
#include "qrencode.h"
#include <MemoryBuffer.h>   // IMemoryBufferByteAccess

using namespace Platform;

using namespace RingClientUWP;
using namespace RingClientUWP::Controls;
using namespace RingClientUWP::Views;
using namespace RingClientUWP::ViewModel;
using namespace Windows::Media::Capture;
using namespace Windows::UI::Xaml;
using namespace Windows::Storage;
using namespace Windows::UI::Xaml::Media::Imaging;
using namespace Windows::UI::Xaml::Shapes;
using namespace Windows::UI::Xaml::Media;
using namespace Concurrency;
using namespace Windows::Foundation;
using namespace Windows::Graphics::Imaging;
using namespace Windows::Foundation;
using namespace Concurrency;
using namespace Platform::Collections;



using namespace Windows::ApplicationModel::Core;
using namespace Windows::Storage;
using namespace Windows::UI::Core;

SmartPanel::SmartPanel()
{
    InitializeComponent();

    /* populate accounts listBox*/
    _accountsList_->ItemsSource = AccountListItemsViewModel::instance->itemsList;

    /* populate the smartlist */
    _smartList_->ItemsSource = SmartPanelItemsViewModel::instance->itemsList;


    /* populate the device list*/
///	_devicesIdList_ // not used so far

    /* connect delegates */
    Configuration::UserPreferences::instance->selectIndex += ref new SelectIndex([this](int index) {
        if (_accountsList_) {
            auto accountsListSize = dynamic_cast<Vector<AccountListItem^>^>(_accountsList_->ItemsSource)->Size;
            if (accountsListSize > index)
                _accountsList_->SelectedIndex = index;
            else
                _accountsList_->SelectedIndex = 0;
        }
    });
    Configuration::UserPreferences::instance->loadProfileImage += ref new LoadProfileImage([this]() {
        StorageFolder^ localfolder = ApplicationData::Current->LocalFolder;
        String^ image_path = localfolder->Path + "\\.profile\\profile_image.png";
        auto uri = ref new Windows::Foundation::Uri(image_path);
        _selectedAccountAvatar_->ImageSource = ref new BitmapImage(uri);
    });
    AccountsViewModel::instance->updateScrollView += ref new UpdateScrollView([this]() {
        _accountsListScrollView_->UpdateLayout();
        _accountsListScrollView_->ScrollToVerticalOffset(_accountsListScrollView_->ScrollableHeight);
    });
    RingD::instance->incomingCall += ref new RingClientUWP::IncomingCall([&](
    String^ accountId, String^ callId, String^ from) {
        ///auto from = call->from;
        auto contact = ContactsViewModel::instance->findContactByName(from);

        if (contact == nullptr)
            contact = ContactsViewModel::instance->addNewContact(from, from); // contact checked inside addNewContact.

        if (contact == nullptr) {
            ERR_("contact not handled!");
            return;
        }

        auto item = SmartPanelItemsViewModel::instance->findItem(contact);
        item->_callId = callId;

    });
    RingD::instance->stateChange += ref new StateChange([this](String^ callId, CallStatus state, int code) {

        auto item = SmartPanelItemsViewModel::instance->findItem(callId);

        if (!item) {
            WNG_("item not found");
            return;
        }

        item->_callStatus = state;

        switch (state) {
        case CallStatus::NONE:
        case CallStatus::ENDED:
        {
            item->_callId = "";
            break;
        }
        case CallStatus::IN_PROGRESS:
        {
            _smartList_->SelectedItem = item;
            summonVideoPage();
            break;
        }
        default:
            break;
        }

    });
    RingD::instance->devicesListRefreshed += ref new RingClientUWP::DevicesListRefreshed(this, &RingClientUWP::Views::SmartPanel::OndevicesListRefreshed);


    ContactsViewModel::instance->contactAdded += ref new ContactAdded([this](Contact^ contact) {
        auto smartPanelItem = ref new SmartPanelItem();
        smartPanelItem->_contact = contact;
        SmartPanelItemsViewModel::instance->itemsList->Append(smartPanelItem);
    });

    RingD::instance->exportOnRingEnded += ref new RingClientUWP::ExportOnRingEnded(this, &RingClientUWP::Views::SmartPanel::OnexportOnRingEnded);
    RingD::instance->accountUpdated += ref new RingClientUWP::AccountUpdated(this, &RingClientUWP::Views::SmartPanel::OnaccountUpdated);


}

void
RingClientUWP::Views::SmartPanel::updatePageContent()
{
    auto accountListItem = AccountListItemsViewModel::instance->_selectedItem;
    if (!accountListItem)
        return;

    auto name = accountListItem->_account->name_; // refacto remove name variable and use the link directly on the next line... like _upnpnState..._

    accountListItem->_isSelected = true;

    Configuration::UserPreferences::instance->PREF_ACCOUNT_INDEX = _accountsList_->SelectedIndex;
    Configuration::UserPreferences::instance->save();

    _selectedAccountName_->Text = name; // refacto : bind this in xaml directly
///    _devicesIdList_->ItemsSource = account->_devicesIdList;
    _deviceId_->Text = accountListItem->_account->_deviceId; /* this is the current device ...
    ... in the way to get all associated devices, we have to querry the daemon : */

    _devicesMenuButton_->Visibility = (accountListItem->_account->accountType_ == "RING")
                                      ? Windows::UI::Xaml::Visibility::Visible
                                      : Windows::UI::Xaml::Visibility::Collapsed;

    _shareMenuButton_->Visibility = (accountListItem->_account->accountType_ == "RING")
                                    ? Windows::UI::Xaml::Visibility::Visible
                                    : Windows::UI::Xaml::Visibility::Collapsed;

    _upnpState_->IsOn = accountListItem->_account->_upnpState;
}

void RingClientUWP::Views::SmartPanel::_accountsMenuButton__Checked(Object^ sender, RoutedEventArgs^ e)
{
    _shareMenuButton_->IsChecked = false;
    _devicesMenuButton_->IsChecked = false;
    _accountsMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Visible;
    _accountCreationMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _devicesMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _addingDeviceGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
}

void RingClientUWP::Views::SmartPanel::_accountsMenuButton__Unchecked(Object^ sender, RoutedEventArgs^ e)
{
    _accountsMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _accountCreationMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _accountEditionMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
}

void RingClientUWP::Views::SmartPanel::_settings__Checked(Object^ sender, RoutedEventArgs^ e)
{
    _smartGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _settings_->Visibility = Windows::UI::Xaml::Visibility::Visible;
}

void RingClientUWP::Views::SmartPanel::_settings__Unchecked(Object^ sender, RoutedEventArgs^ e)
{
    _settings_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _smartGrid_->Visibility = Windows::UI::Xaml::Visibility::Visible;
}

void RingClientUWP::Views::SmartPanel::setMode(RingClientUWP::Views::SmartPanel::Mode mode)
{
    if (mode == RingClientUWP::Views::SmartPanel::Mode::Normal) {
        _rowRingTxtBx_->Height = 40;
        _selectedAccountAvatarContainer_->Height = 80;
        _selectedAccountAvatarColumn_->Width = 90;
        _selectedAccountRow_->Height = 90;
    }
    else {
        _rowRingTxtBx_->Height = 0;
        _selectedAccountAvatarContainer_->Height = 50;
        _selectedAccountAvatarColumn_->Width = 60;
        _selectedAccountRow_->Height = 60;
    }

    _selectedAccountAvatarContainer_->Width = _selectedAccountAvatarContainer_->Height;
    _settingsTBtn_->IsChecked = false;
    _accountsMenuButton_->IsChecked = false;
    _shareMenuButton_->IsChecked = false;
}

void RingClientUWP::Views::SmartPanel::_shareMenuButton__Checked(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
    _shareMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Visible;
    _accountsMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _accountCreationMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _accountEditionMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _devicesMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _addingDeviceGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _accountsMenuButton_->IsChecked = false;
    _devicesMenuButton_->IsChecked = false;

    generateQRcode();
}

void RingClientUWP::Views::SmartPanel::_shareMenuButton__Unchecked(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
    _shareMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _accountsMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _accountEditionMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _accountCreationMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
}

void RingClientUWP::Views::SmartPanel::_addAccountBtn__Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
    _accountsMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _accountCreationMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Visible;

    _createAccountYes_->IsEnabled = false;

    _accountTypeComboBox_->SelectedIndex = 0;
    _upnpStateAccountCreation_->IsOn = true;
    _ringAliasTextBox_->Text = "";
}

void RingClientUWP::Views::SmartPanel::_createAccountYes__Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
    switch (_accountTypeComboBox_->SelectedIndex) {
    case 0: /* RING account */
    {
        RingD::instance->createRINGAccount(_ringAliasTextBox_->Text, _ringPasswordBoxAccountCreation_->Password, _upnpStateAccountCreation_->IsOn);
        _ringPasswordBoxAccountCreation_->Password = "";
        _ringPasswordBoxAccountCreationCheck_->Password = "";
        break;
    }
    break;
    case 1: /* SIP account */
    {
        RingD::instance->createSIPAccount(_ringAliasTextBox_->Text, _sipPasswordBoxAccountCreation_->Password, _sipHostnameTextBox_->Text, _sipUsernameTextBox_->Text);
        _sipPasswordBoxAccountCreation_->Password = "";
        _sipUsernameTextBox_->Text = "";
        _sipHostnameTextBox_->Text = "";
        break;
    }
    default:
        break;
    }

    _accountCreationMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _accountsMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _accountsMenuButton__Checked(nullptr, nullptr);


}


void RingClientUWP::Views::SmartPanel::_createAccountNo__Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
    _accountsMenuButton_->IsChecked = false;
    _accountsMenuButton__Unchecked(nullptr,nullptr);
}

void
SmartPanel::_smartList__SelectionChanged(Platform::Object^ sender, Windows::UI::Xaml::Controls::SelectionChangedEventArgs^ e)
{
    auto listbox = dynamic_cast<ListBox^>(sender);
    auto item = dynamic_cast<SmartPanelItem^>(listbox->SelectedItem);
    SmartPanelItemsViewModel::instance->_selectedItem = item;

    if (!item) {
        summonWelcomePage();
        return;
    }

    auto contact = item->_contact;

    if (item->_callStatus == CallStatus::IN_PROGRESS) {
        if (contact) {
            contact->_unreadMessages = 0;
            ContactsViewModel::instance->saveContactsToFile();
        }

        summonVideoPage();
        return;
    }

    if (contact) {
        summonMessageTextPage();
        contact->_unreadMessages = 0;
        ContactsViewModel::instance->saveContactsToFile();
        return;
    }
}

void
SmartPanel::_accountList__SelectionChanged(Platform::Object^ sender, Windows::UI::Xaml::Controls::SelectionChangedEventArgs^ e)
{
    auto listbox = safe_cast<ListBox^>(sender);
    // disable deselction from listbox
    if (listbox->SelectedItem == nullptr)
    {
        if (e->RemovedItems->Size > 0)
        {
            Object^ itemToReselect = e->RemovedItems->GetAt(0);
            for each (auto item in listbox->Items) {
                if (item == itemToReselect) {
                    listbox->SelectedItem = itemToReselect;
                    continue;
                }
            }
        }
    }
    auto account = safe_cast<AccountListItem^>(listbox->SelectedItem);
    AccountListItemsViewModel::instance->_selectedItem = account;

    updatePageContent();
}

void RingClientUWP::Views::SmartPanel::_ringTxtBx__KeyDown(Platform::Object^ sender, Windows::UI::Xaml::Input::KeyRoutedEventArgs^ e)
{
    /* add contact, test purpose but will be reused later in some way */
    if (e->Key == Windows::System::VirtualKey::Enter && !_ringTxtBx_->Text->IsEmpty()) {
        ContactsViewModel::instance->addNewContact(_ringTxtBx_->Text, _ringTxtBx_->Text);
        _ringTxtBx_->Text = "";
    }
}

void RingClientUWP::Views::SmartPanel::_ringTxtBx__Click(Platform::Object^ sender, Windows::UI::Xaml::Input::KeyRoutedEventArgs^ e)
{
    ContactsViewModel::instance->addNewContact(_ringTxtBx_->Text, _ringTxtBx_->Text);
    _ringTxtBx_->Text = "";
}

void
RingClientUWP::Views::SmartPanel::_rejectIncomingCallBtn__Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
    auto button = dynamic_cast<Button^>(e->OriginalSource);
    if (button) {
        auto item = dynamic_cast<SmartPanelItem^>(button->DataContext);
        if (item) {
            auto callId = item->_callId;
            RingD::instance->refuseIncommingCall(callId);
        }
    }
}

void
RingClientUWP::Views::SmartPanel::_acceptIncomingCallBtn__Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
    auto button = dynamic_cast<Button^>(e->OriginalSource);
    if (button) {
        auto item = dynamic_cast<SmartPanelItem^>(button->DataContext);
        if (item) {
            auto callId = item->_callId;
            RingD::instance->acceptIncommingCall(callId);
        }
    }
}

void
SmartPanel::_callContact__Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
    auto button = dynamic_cast<Button^>(e->OriginalSource);
    if (button) {
        /* force to hide the button, avoid attempting to call several times... */
        button->Visibility = Windows::UI::Xaml::Visibility::Collapsed;

        auto item = dynamic_cast<SmartPanelItem^>(button->DataContext);
        if (item) {
            auto contact = item->_contact;
            if (contact)
                RingD::instance->placeCall(contact);
        }
    }
}

void RingClientUWP::Views::SmartPanel::_cancelCallBtn__Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
    auto button = dynamic_cast<Button^>(e->OriginalSource);
    if (button) {
        auto item = dynamic_cast<SmartPanelItem^>(button->DataContext);
        if (item) {
            RingD::instance->cancelOutGoingCall2(item->_callId);
            item->_callStatus = CallStatus::TERMINATING;
            return;
        }
    }
}

void RingClientUWP::Views::SmartPanel::Grid_PointerEntered(Platform::Object^ sender, Windows::UI::Xaml::Input::PointerRoutedEventArgs^ e)
{
    auto grid = dynamic_cast<Grid^>(sender);
    auto listBoxItem = dynamic_cast<ListBoxItem^>(sender);
    auto item = dynamic_cast<SmartPanelItem^>(grid->DataContext);

    if (item->_callId->IsEmpty())
        item->_hovered = Windows::UI::Xaml::Visibility::Visible;
}


void RingClientUWP::Views::SmartPanel::Grid_PointerExited(Platform::Object^ sender, Windows::UI::Xaml::Input::PointerRoutedEventArgs^ e)
{
    auto listBoxItem = dynamic_cast<ListBoxItem^>(sender);
    auto grid = dynamic_cast<Grid^>(sender);
    auto item = dynamic_cast<SmartPanelItem^>(grid->DataContext);

    item->_hovered = Windows::UI::Xaml::Visibility::Collapsed;
}


void RingClientUWP::Views::SmartPanel::_contactItem__PointerReleased(Platform::Object^ sender, Windows::UI::Xaml::Input::PointerRoutedEventArgs^ e)
{
    auto listBoxItem = dynamic_cast<ListBoxItem^>(sender);
    auto smartPanelItem = dynamic_cast<SmartPanelItem^>(listBoxItem->DataContext);

    if (_smartList_->SelectedItem != smartPanelItem)
        _smartList_->SelectedItem = smartPanelItem;
    else
        _smartList_->SelectedItem = nullptr;

}

void RingClientUWP::Views::SmartPanel::generateQRcode()
{
    auto ringId = AccountListItemsViewModel::instance->_selectedItem->_account->ringID_;
    auto ringId2 = Utils::toString(ringId);

    _ringId_->Text = ringId;

    auto qrcode = QRcode_encodeString(ringId2.c_str(),
                                      0, //Let the version be decided by libqrencode
                                      QR_ECLEVEL_L, // Lowest level of error correction
                                      QR_MODE_8, // 8-bit data mode
                                      1);

    if (!qrcode) {
        WNG_("Failed to generate QR code: ");
        return;
    }

    const int STRETCH_FACTOR = 4;
    const int widthQrCode = qrcode->width;
    const int widthBitmap = STRETCH_FACTOR * widthQrCode;

    unsigned char* qrdata = qrcode->data;

    auto frame = ref new SoftwareBitmap(BitmapPixelFormat::Bgra8, widthBitmap, widthBitmap, BitmapAlphaMode::Premultiplied);

    const int BYTES_PER_PIXEL = 4;


    BitmapBuffer^ buffer = frame->LockBuffer(BitmapBufferAccessMode::ReadWrite);
    IMemoryBufferReference^ reference = buffer->CreateReference();

    Microsoft::WRL::ComPtr<IMemoryBufferByteAccess> byteAccess;
    if (SUCCEEDED(reinterpret_cast<IUnknown*>(reference)->QueryInterface(IID_PPV_ARGS(&byteAccess))))
    {
        byte* data;
        unsigned capacity;
        byteAccess->GetBuffer(&data, &capacity);

        auto desc = buffer->GetPlaneDescription(0);

        unsigned char* row, * p;
        p = qrcode->data;

        for (int u = 0 ; u < widthBitmap ; u++) {
            for (int v = 0; v < widthBitmap; v++) {
                int x = (float)u / (float)widthBitmap * (float)widthQrCode;
                int y = (float)v / (float)widthBitmap * (float)widthQrCode;

                auto currPixelRow = desc.StartIndex + desc.Stride * u + BYTES_PER_PIXEL * v;
                row = (p + (y * widthQrCode));

                if (*(row + x) & 0x1) {
                    data[currPixelRow + 3] = 255;
                }
            }
        }

    }
    delete reference;
    delete buffer;

    auto sbSource = ref new Media::Imaging::SoftwareBitmapSource();

    sbSource->SetBitmapAsync(frame);

    _selectedAccountQrCode_->Source = sbSource;
}

Object ^ RingClientUWP::Views::IncomingVisibility::Convert(Object ^ value, Windows::UI::Xaml::Interop::TypeName targetType, Object ^ parameter, String ^ language)
{
    auto state = static_cast<CallStatus>(value);

    if (state == CallStatus::INCOMING_RINGING)
        return  Windows::UI::Xaml::Visibility::Visible;
    else
        return  Windows::UI::Xaml::Visibility::Collapsed;
}

Object ^ RingClientUWP::Views::IncomingVisibility::ConvertBack(Object ^ value, Windows::UI::Xaml::Interop::TypeName targetType, Object ^ parameter, String ^ language)
{
    throw ref new Platform::NotImplementedException();
}

RingClientUWP::Views::IncomingVisibility::IncomingVisibility()
{}


Object ^ RingClientUWP::Views::OutGoingVisibility::Convert(Object ^ value, Windows::UI::Xaml::Interop::TypeName targetType, Object ^ parameter, String ^ language)
{
    auto state = static_cast<CallStatus>(value);

    if (state == CallStatus::SEARCHING || state == CallStatus::OUTGOING_RINGING)
        return  Windows::UI::Xaml::Visibility::Visible;
    else
        return  Windows::UI::Xaml::Visibility::Collapsed;
}

Object ^ RingClientUWP::Views::OutGoingVisibility::ConvertBack(Object ^ value, Windows::UI::Xaml::Interop::TypeName targetType, Object ^ parameter, String ^ language)
{
    throw ref new Platform::NotImplementedException();
}

RingClientUWP::Views::OutGoingVisibility::OutGoingVisibility()
{}

Object ^ RingClientUWP::Views::HasAnActiveCall::Convert(Object ^ value, Windows::UI::Xaml::Interop::TypeName targetType, Object ^ parameter, String ^ language)
{
    auto state = static_cast<CallStatus>(value);

    if (state == CallStatus::NONE || state == CallStatus::ENDED)
        return Windows::UI::Xaml::Visibility::Collapsed;
    else
        return Windows::UI::Xaml::Visibility::Visible;
}

Object ^ RingClientUWP::Views::HasAnActiveCall::ConvertBack(Object ^ value, Windows::UI::Xaml::Interop::TypeName targetType, Object ^ parameter, String ^ language)
{
    throw ref new Platform::NotImplementedException();
}

RingClientUWP::Views::HasAnActiveCall::HasAnActiveCall()
{}

Object ^ RingClientUWP::Views::NewMessageBubleNotification::Convert(Object ^ value, Windows::UI::Xaml::Interop::TypeName targetType, Object ^ parameter, String ^ language)
{
    auto unreadMessages = static_cast<uint32>(value);

    if (unreadMessages > 0)
        return Windows::UI::Xaml::Visibility::Visible;

    return Windows::UI::Xaml::Visibility::Collapsed;
}

Object ^ RingClientUWP::Views::NewMessageBubleNotification::ConvertBack(Object ^ value, Windows::UI::Xaml::Interop::TypeName targetType, Object ^ parameter, String ^ language)
{
    throw ref new Platform::NotImplementedException();
}

RingClientUWP::Views::NewMessageBubleNotification::NewMessageBubleNotification()
{}

void RingClientUWP::Views::SmartPanel::_devicesMenuButton__Unchecked(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
    _devicesMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _addingDeviceGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _waitingForPin_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _passwordForPinGenerator_->Password = "";
    // refacto : do something better...
    _waitingAndResult_->Text = "Exporting account on the Ring...";

}


void RingClientUWP::Views::SmartPanel::_devicesMenuButton__Checked(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
    _waitingDevicesList_->Visibility = Windows::UI::Xaml::Visibility::Visible;
    _devicesIdList_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;

    auto accountId = AccountListItemsViewModel::instance->_selectedItem->_account->accountID_;
    RingD::instance->askToRefreshKnownDevices(accountId);

    _shareMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _accountsMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _accountCreationMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _devicesMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Visible;
    _addingDeviceGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _accountsMenuButton_->IsChecked = false;
    _shareMenuButton_->IsChecked = false;
}


void RingClientUWP::Views::SmartPanel::_addDevice__Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
    _devicesMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _addingDeviceGrid_->Visibility = Windows::UI::Xaml::Visibility::Visible;
    _closePin_->Visibility = Windows::UI::Xaml::Visibility::Visible;
}


void RingClientUWP::Views::SmartPanel::OndevicesListRefreshed(Platform::Collections::Vector<Platform::String ^, std::equal_to<Platform::String ^>, true> ^devicesList)
{
    _waitingDevicesList_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    AccountListItemsViewModel::instance->_selectedItem->_account->_devicesIdList = devicesList;
    _devicesIdList_->ItemsSource = devicesList;
    _devicesIdList_->Visibility = Windows::UI::Xaml::Visibility::Visible;
}


void RingClientUWP::Views::SmartPanel::_pinGeneratorYes__Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
    _addingDeviceGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _waitingForPin_->Visibility = Windows::UI::Xaml::Visibility::Visible;

    auto accountId = AccountListItemsViewModel::instance->_selectedItem->_account->accountID_;
    auto password = _passwordForPinGenerator_->Password;
    _passwordForPinGenerator_->Password = "";

    /* hide the button while we are waiting... */
    _closePin_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;

    RingD::instance->askToExportOnRing(accountId, password);
}


void RingClientUWP::Views::SmartPanel::_pinGeneratorNo__Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
    _addingDeviceGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _devicesMenuButton_->IsChecked = false;
    _passwordForPinGenerator_->Password = "";
}


void RingClientUWP::Views::SmartPanel::OnexportOnRingEnded(Platform::String ^accountId, Platform::String ^pin)
{
    _waitingAndResult_->Text = pin;
    _closePin_->Visibility = Windows::UI::Xaml::Visibility::Visible;

}


void RingClientUWP::Views::SmartPanel::_closePin__Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
    _waitingForPin_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _devicesMenuButton_->IsChecked = false;

    // refacto : do something better...
    _waitingAndResult_->Text = "Exporting account on the Ring...";
}


void RingClientUWP::Views::SmartPanel::_shareMenuDone__Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
    _shareMenuButton_->IsChecked = false;

    _shareMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
}

Object ^ RingClientUWP::Views::AccountTypeToSourceImage::Convert(Object ^ value, Windows::UI::Xaml::Interop::TypeName targetType, Object ^ parameter, String ^ language)
{
    auto accountType = dynamic_cast<String^>(value);
    Uri^ uri = (accountType == "RING")
               ? ref new Uri("ms-appx:///Assets/AccountTypeRING.png")
               : ref new Uri("ms-appx:///Assets/AccountTypeSIP.png");

    return ref new BitmapImage(uri);
}

Object ^ RingClientUWP::Views::AccountTypeToSourceImage::ConvertBack(Object ^ value, Windows::UI::Xaml::Interop::TypeName targetType, Object ^ parameter, String ^ language)
{
    throw ref new Platform::NotImplementedException();
}

RingClientUWP::Views::AccountTypeToSourceImage::AccountTypeToSourceImage()
{}

Object ^ RingClientUWP::Views::AccountSelectedToVisibility::Convert(Object ^ value, Windows::UI::Xaml::Interop::TypeName targetType, Object ^ parameter, String ^ language)
{
    //auto accountId = static_cast<bool(value);

    if (/*AccountListItemsViewModel::instance->_selectedItem->_account->_isSelected ==*/ (bool)value == true)
        return Windows::UI::Xaml::Visibility::Visible;

    return Windows::UI::Xaml::Visibility::Collapsed;
}

Object ^ RingClientUWP::Views::AccountSelectedToVisibility::ConvertBack(Object ^ value, Windows::UI::Xaml::Interop::TypeName targetType, Object ^ parameter, String ^ language)
{
    throw ref new Platform::NotImplementedException();
}

RingClientUWP::Views::AccountSelectedToVisibility::AccountSelectedToVisibility()
{}


void RingClientUWP::Views::SmartPanel::_editAccountMenuButton__Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
    auto account = AccountListItemsViewModel::instance->_selectedItem->_account;
    _aliasTextBoxEditionMenu_->Text = account->name_;
    _accountEditionMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Visible;
    _deleteAccountBtnEditionMenu_->IsChecked = false;
    _deleteAccountBtnEditionMenu_->IsEnabled = (AccountListItemsViewModel::instance->itemsList->Size > 1)? true : false;
    _createAccountYes_->IsEnabled = false;
    _sipAccountStackEditionMenu_->Visibility = (account->accountType_ == "SIP")
            ? Windows::UI::Xaml::Visibility::Visible
            :Windows::UI::Xaml::Visibility::Collapsed;
    _upnpStackEditionMenu_->Visibility = (account->accountType_ == "RING")
                                         ? Windows::UI::Xaml::Visibility::Visible
                                         : Windows::UI::Xaml::Visibility::Collapsed;
    _sipHostnameEditionMenu_->Text = account->_sipHostname;
    _sipUsernameEditionTextBox_->Text = account->_sipUsername;
    _sipPasswordEditionMenu_->Password = account->_sipPassword;

}


void RingClientUWP::Views::SmartPanel::_acceptAccountModification__Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
    auto account = AccountListItemsViewModel::instance->_selectedItem->_account;
    auto accountId = account->accountID_;


    // mettre ca en visibility du bouton delete
    auto accountsListSize = dynamic_cast<Vector<AccountListItem^>^>(_accountsList_->ItemsSource)->Size;

    /* if the delete button is toggled, just delete the account */
    if (_deleteAccountBtnEditionMenu_->IsChecked && accountsListSize > 1) {
        AccountListItem^ item;
        for each (item in AccountListItemsViewModel::instance->itemsList)
            if (item->_account->accountID_ == accountId)
                break;

        if (item)
            AccountListItemsViewModel::instance->removeItem(item);

        RingD::instance->deleteAccount(accountId);

    } else { /* otherwise edit the account */

        account->name_ = _aliasTextBoxEditionMenu_->Text;
        account->_upnpState = _upnpState_->IsOn;

        RingD::instance->updateAccount(accountId);
    }

    _accountEditionMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _accountsMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
    _accountsMenuButton_->IsChecked = false;
}


void RingClientUWP::Views::SmartPanel::_cancelAccountModification__Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
    _accountEditionMenuGrid_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
}


void RingClientUWP::Views::SmartPanel::OnaccountUpdated(RingClientUWP::Account ^account)
{
    updatePageContent();
}

void RingClientUWP::Views::SmartPanel::_passwordBoxAccountCreationCheck__PasswordChanged(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)
{
    _createAccountYes_->IsEnabled = (_ringPasswordBoxAccountCreation_->Password
                                     == _ringPasswordBoxAccountCreationCheck_->Password
                                     && _ringPasswordBoxAccountCreation_->Password->Length() > 0)
                                    ? true : false;
}


void RingClientUWP::Views::SmartPanel::_accountTypeComboBox__SelectionChanged(Platform::Object^ sender, Windows::UI::Xaml::Controls::SelectionChangedEventArgs^ e)
{
    auto accountTypeComboBox = dynamic_cast<ComboBox^>(sender);

    /* avoid exception at start */
    if (_ringAccountCreationStack_ == nullptr && _sipAccountCreationStack_ == nullptr)
        return;

    /* empty everything, avoid to keep credentials in memory... */
    _ringPasswordBoxAccountCreation_->Password = "";
    _ringPasswordBoxAccountCreationCheck_->Password = "";
    _sipPasswordBoxAccountCreation_->Password = "";
    _sipUsernameTextBox_->Text = "";
    _sipHostnameTextBox_->Text = "";

    if (accountTypeComboBox->SelectedIndex == 0 /* RING type is selected */) {
        _ringAccountCreationStack_->Visibility = Windows::UI::Xaml::Visibility::Visible;
        _sipAccountCreationStack_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
        _createAccountYes_->IsEnabled = false;
        _upnpStateAccountCreation_->IsOn = true;
    } else { /* SIP type is selected */
        _ringAccountCreationStack_->Visibility = Windows::UI::Xaml::Visibility::Collapsed;
        _sipAccountCreationStack_->Visibility = Windows::UI::Xaml::Visibility::Visible;
        _createAccountYes_->IsEnabled = (_ringAliasTextBox_->Text->IsEmpty()) ? false : true;
    }
}




void RingClientUWP::Views::SmartPanel::_ringAliasTextBox__TextChanged(Platform::Object^ sender, Windows::UI::Xaml::Controls::TextChangedEventArgs^ e)
{
    _createAccountYes_->IsEnabled = (_ringAliasTextBox_->Text->IsEmpty()
                                     || (_accountTypeComboBox_->SelectedIndex == 0 /* RING type is selected */
                                         && _ringPasswordBoxAccountCreation_->Password->Length() < 1))
                                    ? false : true;
}

Object ^ RingClientUWP::Views::CollapseEmptyString::Convert(Object ^ value, Windows::UI::Xaml::Interop::TypeName targetType, Object ^ parameter, String ^ language)
{
    auto stringValue = dynamic_cast<String^>(value);

    return (stringValue->IsEmpty())
           ? Windows::UI::Xaml::Visibility::Collapsed
           : Windows::UI::Xaml::Visibility::Visible;
}

Object ^ RingClientUWP::Views::CollapseEmptyString::ConvertBack(Object ^ value, Windows::UI::Xaml::Interop::TypeName targetType, Object ^ parameter, String ^ language)
{
    throw ref new Platform::NotImplementedException();
}

RingClientUWP::Views::CollapseEmptyString::CollapseEmptyString()
{}