mainview: get call state from API's enumeration

In order to make it work with the translations, call status is no longer passed as a string but as an integer (from enum lrc::api::call::Status).

Gitlab: #10
Change-Id: If8d8b7093fbf82e9b7732e6991eec647ad0d50b7
diff --git a/src/mainview/components/ConversationSmartListView.qml b/src/mainview/components/ConversationSmartListView.qml
index eb7cd0d..65177c1 100644
--- a/src/mainview/components/ConversationSmartListView.qml
+++ b/src/mainview/components/ConversationSmartListView.qml
@@ -24,7 +24,7 @@
 ListView {
     id: conversationSmartListView
 
-    signal needToAccessMessageWebView(string currentUserDisplayName, string currentUserAlias, string currentUID, bool callStackViewShouldShow, bool isAudioOnly, string callStateStr)
+    signal needToAccessMessageWebView(string currentUserDisplayName, string currentUserAlias, string currentUID, bool callStackViewShouldShow, bool isAudioOnly, int callState)
     signal needToSelectItems(string conversationUid)
     signal needToDeselectItems
     signal needToBackToWelcomePage