feat(app): supports avatars

tests/src/app/AvatarProvider.cpp

+#include <QtDebug>
+
 #include "Database.hpp"
 #include "../utils.hpp"
 
@@ -20,5 +22,10 @@ QImage AvatarProvider::requestImage (
   QSize *,
   const QSize &
 ) {
-  return QImage(m_avatars_path + id);
+  QImage image(m_avatars_path + id);
+
+  if (image.isNull())
+    qWarning() << QStringLiteral("Unable to load: `%1`.").arg(id);
+
+  return image;
 }

tests/src/components/contacts/ContactModel.cpp

@@ -5,24 +5,18 @@
 
 #include <belcard/belcard.hpp>
 
+#include "../../app/AvatarProvider.hpp"
 #include "../../app/Database.hpp"
 #include "../../utils.hpp"
 
 #include "ContactModel.hpp"
 
+#define VCARD_SCHEME "linphone-desktop:/"
+
 using namespace std;
 
 // ===================================================================
 
-inline shared_ptr<belcard::BelCard> getBelCard (
-  const shared_ptr<linphone::Friend> &linphone_friend
-) {
-  shared_ptr<linphone::Vcard> vcard = linphone_friend->getVcard();
-  return *reinterpret_cast<shared_ptr<belcard::BelCard> *>(vcard.get());
-}
-
-// -------------------------------------------------------------------
-
 Presence::PresenceStatus ContactModel::getPresenceStatus () const {
   return m_presence_status;
 }
@@ -37,15 +31,40 @@ QString ContactModel::getUsername () const {
   );
 }
 
+QString ContactModel::getAvatar () const {
+  // Find desktop avatar.
+  list<shared_ptr<belcard::BelCardPhoto> > photos =
+    m_linphone_friend->getVcard()->getBelcard()->getPhotos();
+  auto it = find_if(
+    photos.begin(), photos.end(), [](const shared_ptr<belcard::BelCardPhoto> &photo) {
+      return !photo->getValue().compare(0, sizeof(VCARD_SCHEME) - 1, VCARD_SCHEME);
+    }
+  );
+
+  // Returns right path.
+  if (it == photos.end())
+    return "";
+
+  return QStringLiteral("image://%1/%2")
+    .arg(AvatarProvider::PROVIDER_ID)
+    .arg(Utils::linphoneStringToQString(
+      (*it)->getValue().substr(sizeof(VCARD_SCHEME) - 1)
+    ));
+}
+
 bool ContactModel::setAvatar (const QString &path) {
-  // Try to copy photo in avatars folder.
+  // 1. Try to copy photo in avatars folder.
   QFile file(path);
 
   if (!file.exists() || QImageReader::imageFormat(path).size() == 0)
     return false;
 
   QFileInfo info(file);
-  QString file_id = QUuid::createUuid().toString() + "." + info.suffix();
+  QString uuid = QUuid::createUuid().toString();
+  QString file_id = QStringLiteral("%1.%2")
+    .arg(uuid.mid(1, uuid.length() - 2)) // Remove `{}`.
+    .arg(info.suffix());
+
   QString dest = Utils::linphoneStringToQString(Database::getAvatarsPath()) +
     file_id;
 
@@ -55,22 +74,38 @@ bool ContactModel::setAvatar (const QString &path) {
   qInfo() << QStringLiteral("Update avatar of `%1`. (path=%2)")
     .arg(getUsername()).arg(dest);
 
-  // Remove oldest photos.
-  shared_ptr<belcard::BelCard> belCard = getBelCard(m_linphone_friend);
+  // 2. Edit vcard.
+  m_linphone_friend->edit();
+
+  shared_ptr<belcard::BelCard> belCard = m_linphone_friend->getVcard()->getBelcard();
+  list<shared_ptr<belcard::BelCardPhoto> > photos = belCard->getPhotos();
 
-  for (const auto &photo : belCard->getPhotos()) {
-    qDebug() << Utils::linphoneStringToQString(photo->getValue());
-    belCard->removePhoto(photo);
+  // 3. Remove oldest photo.
+  auto it = find_if(
+    photos.begin(), photos.end(), [](const shared_ptr<belcard::BelCardPhoto> &photo) {
+      return !photo->getValue().compare(0, sizeof(VCARD_SCHEME) - 1, VCARD_SCHEME);
+    }
+  );
+
+  if (it != photos.end()) {
+    QString image_path(Utils::linphoneStringToQString(
+      Database::getAvatarsPath() + (*it)->getValue().substr(sizeof(VCARD_SCHEME) - 1)
+    ));
+    if (!QFile::remove(image_path))
+      qWarning() << QStringLiteral("Unable to remove `%1`.").arg(image_path);
+    belCard->removePhoto(*it);
   }
 
-  // Update.
+  // 4. Update.
   shared_ptr<belcard::BelCardPhoto> photo =
     belcard::BelCardGeneric::create<belcard::BelCardPhoto>();
-  photo->setValue(Utils::qStringToLinphoneString(file_id));
+  photo->setValue(VCARD_SCHEME + Utils::qStringToLinphoneString(file_id));
   belCard->addPhoto(photo);
 
+  m_linphone_friend->done();
 
   emit contactUpdated();
+
   return true;
 }
 

tests/src/components/contacts/ContactModel.hpp

@@ -57,10 +57,7 @@ signals:
 private:
   QString getUsername () const;
 
-  QString getAvatar () const {
-    return "";
-  }
-
+  QString getAvatar () const;
   bool setAvatar (const QString &path);
 
   Presence::PresenceStatus getPresenceStatus () const;

tests/ui/modules/Common/Image/RoundedImage.qml

@@ -6,9 +6,9 @@ Item {
   id: item
 
   property alias source: image.source
+  property alias status: image.status // READONLY!!!
   property color backgroundColor: '#00000000'
   property color foregroundColor: '#00000000'
-  // vec4(0.812, 0.843, 0.866, 1.0) 0.9
 
   Item {
     id: imageContainer

tests/ui/modules/Linphone/Chat/IncomingMessage.qml

@@ -20,6 +20,7 @@ RowLayout {
     Avatar {
       anchors.centerIn: parent
       height: ChatStyle.entry.message.incoming.avatarSize
+      image: _contact.avatar
       username: LinphoneUtils.getContactUsername(_contact)
       width: ChatStyle.entry.message.incoming.avatarSize
     }

tests/ui/modules/Linphone/Contact/Avatar.qml

 import QtQuick 2.7
-import QtGraphicalEffects 1.0
 
 import Common 1.0
 import Linphone 1.0
@@ -11,10 +10,10 @@ import Utils 1.0
 Item {
   id: avatar
 
-  property alias image: roundedImage.source
   property alias presenceLevel: presenceLevel.level
   property color backgroundColor: AvatarStyle.backgroundColor
   property string username
+  property var image
 
   property var _initialsRegex: /^\s*([^\s\.]+)(?:[\s\.]+([^\s\.]+))?/
 
@@ -46,6 +45,7 @@ Item {
 
     anchors.fill: parent
     backgroundColor: avatar.backgroundColor
+    source: avatar.image || ''
   }
 
   Text {

tests/ui/modules/Linphone/Contact/Contact.qml

@@ -38,7 +38,7 @@ Rectangle {
 
       Layout.preferredHeight: ContactStyle.contentHeight
       Layout.preferredWidth: ContactStyle.contentHeight
-      image: contact.avatar || ''
+      image: contact.avatar
       presenceLevel: contact.presenceLevel || Presence.White
       username: LinphoneUtils.getContactUsername(contact)
     }

tests/ui/views/App/MainWindow/ContactEdit.qml

@@ -81,29 +81,23 @@ ColumnLayout  {
 
       spacing: ContactEditStyle.infoBar.spacing
 
-      Avatar {
-        id: avatar
-
-        height: ContactEditStyle.infoBar.avatarSize
-        width: ContactEditStyle.infoBar.avatarSize
-
-        username: LinphoneUtils.getContactUsername(_contact)
-        visible: isLoaded()
-
-        MouseArea {
-          anchors.fill: parent
-          onClicked: avatarChooser.open()
-        }
-      }
-
       ActionButton {
         Layout.preferredHeight: ContactEditStyle.infoBar.avatarSize
         Layout.preferredWidth: ContactEditStyle.infoBar.avatarSize
 
         icon: 'contact_card_photo'
-        visible: !avatar.isLoaded()
 
         onClicked: avatarChooser.open()
+
+        Avatar {
+          id: avatar
+
+          anchors.fill: parent
+
+          image: _contact.avatar
+          username: LinphoneUtils.getContactUsername(_contact)
+          visible: isLoaded() && !parent.hovered
+        }
       }
 
       Text {

tests/ui/views/App/MainWindow/Conversation.qml

@@ -57,6 +57,7 @@ ColumnLayout  {
 
         Layout.preferredHeight: ConversationStyle.bar.avatarSize
         Layout.preferredWidth: ConversationStyle.bar.avatarSize
+        image: _contact.avatar
         presenceLevel: _contact.presenceLevel || Presence.White
         username: LinphoneUtils.getContactUsername(_contact)
       }