videoview: move conversation connection to callwidget

Fixes crash when no accounts are available, and reconnects signal
when account changes.

Change-Id: I3b71411bf3493c7831071c51c0b0d3fa30e92f76

callwidget.cpp

@@ -1021,6 +1021,12 @@ CallWidget::connectConversationModel()
         currentConversationModel, &lrc::api::ConversationModel::newInteraction,
         [this](const std::string& convUid, uint64_t interactionId, const lrc::api::interaction::Info& interaction) {
             onIncomingMessage(convUid, interactionId, interaction);
+            if (interaction.type == lrc::api::interaction::Type::CALL) {
+                return;
+            }
+            if (convUid == selectedConvUid()) {
+                ui->videoWidget->simulateShowChatview(true);
+            }
         }
     );
     interactionRemovedConnection_ = QObject::connect(

videoview.cpp

@@ -70,20 +70,6 @@ VideoView::VideoView(QWidget* parent) :
         emit this->setChatVisibility(visible);
     });
     connect(overlay_, &VideoOverlay::videoCfgBtnClicked, [=](){emit videoSettingsClicked();});
-
-
-    auto convModel = LRCInstance::getCurrentConversationModel();
-    connect(convModel, &lrc::api::ConversationModel::newInteraction,
-        [this](const std::string& uid, uint64_t, lrc::api::interaction::Info info) {
-        if (info.type == lrc::api::interaction::Type::CALL) {
-            return;
-        }
-        auto selectedConvUid = LRCInstance::getSelectedConvUid();
-        if (uid == selectedConvUid) {
-            overlay_->simulateShowChatview(true);
-        }
-    });
-
 }
 
 VideoView::~VideoView()
@@ -189,6 +175,12 @@ VideoView::showChatviewIfToggled()
     emit setChatVisibility(overlay_->getShowChatView());
 }
 
+void
+VideoView::simulateShowChatview(bool checked)
+{
+    overlay_->simulateShowChatview(true);
+}
+
 void
 VideoView::updateCall()
 {

videoview.h

@@ -43,6 +43,7 @@ public:
     ~VideoView();
     void pushRenderer(const std::string& callUid);
     void showChatviewIfToggled();
+    void simulateShowChatview(bool checked);
 
 protected:
     void resizeEvent(QResizeEvent* event);