Improved PUSH-notification when the app is launched

Possbly fixes #1301

app/js/messages_manager.js

@@ -35,11 +35,12 @@ angular.module('myApp.services')
     var incrementMessageViewsTimeout = false
 
     var maxSeenID = false
-    if (Config.Modes.packed) {
     Storage.get('max_seen_msg').then(function (maxID) {
-        maxSeenID = maxID || 0
-      })
+      if (maxID &&
+          !AppMessagesIDsManager.getMessageIDInfo(maxID)[1]) {
+        maxSeenID = maxID
       }
+    })
 
     var dateOrTimeFilter = $filter('dateOrTime')
     var fwdMessagesPluralize = _.pluralize('conversation_forwarded_X_messages')
@@ -190,15 +191,16 @@ angular.module('myApp.services')
       }
 
       if (
+        Config.Modes.packed &&
         !channelID &&
         dialog.unread_count > 0 &&
         maxSeenID &&
-        dialog.top_message > maxSeenID
+        dialog.top_message > maxSeenID &&
+        message.pFlags.unread &&
+        !message.pFlags.out &&
+        !message.pFlags.silent
       ) {
         var notifyPeer = message.flags & 16 ? message.from_id : peerID
-        if (message.pFlags.unread &&
-          !message.pFlags.out &&
-          !message.pFlags.silent) {
         NotificationsManager.getPeerMuted(notifyPeer).then(function (muted) {
           if (!muted) {
             notifyAboutMessage(message)
@@ -206,7 +208,6 @@ angular.module('myApp.services')
         })
       }
     }
-    }
 
     function getTopMessages (limit) {
       var first = true
@@ -2595,11 +2596,15 @@ angular.module('myApp.services')
     }
 
     function incrementMaxSeenID (maxID) {
-      if (maxSeenID !== false && maxID && maxID > maxSeenID) {
+      if (!maxID || !(!maxSeenID || maxID > maxSeenID)) {
+        return false
+      }
       Storage.set({
         max_seen_msg: maxID
       })
-      }
+      MtpApiManager.invokeApi('messages.receivedMessages', {
+        max_id: maxID
+      })
     }
 
     function notifyAboutMessage (message, options) {
@@ -2972,7 +2977,9 @@ angular.module('myApp.services')
             }
           }
 
+          if (!AppPeersManager.isChannel(peerID)) {
             incrementMaxSeenID(message.id)
+          }
           break
 
         case 'updateEditMessage':