ios: refresh call invitations and report call on start and activation; core: restore calls on activation (#776)

src/Simplex/Chat/Call.hs

@@ -33,6 +33,7 @@ data Call = Call
     callState :: CallState,
     callTs :: UTCTime
   }
+  deriving (Show)
 
 isRcvInvitation :: Call -> Bool
 isRcvInvitation Call {callState} = case callState of
@@ -88,7 +89,7 @@ data CallState
         peerCallSession :: WebRTCSession,
         sharedKey :: Maybe C.Key
       }
-  deriving (Generic)
+  deriving (Show, Generic)
 
 -- database representation
 instance FromJSON CallState where

src/Simplex/Chat/Store.hs

@@ -3693,6 +3693,7 @@ getCalls db User {userId} = do
           contact_id, shared_call_id, chat_item_id, call_state, call_ts
         FROM calls
         WHERE user_id = ?
+        ORDER BY call_ts ASC
       |]
       (Only userId)
   where