From 27c9c0aa21e3ec1a5801f6c3279caf0cd4fe9248 Mon Sep 17 00:00:00 2001
From: steckbrief <steckbrief@chefmail.de>
Date: Thu, 10 Mar 2016 22:54:13 +0100
Subject: Fixes FS#157: Trigger loading messages from MAM in MUC does not end

---
 .../services/MessageArchiveService.java            | 39 +++++++++++++---------
 1 file changed, 23 insertions(+), 16 deletions(-)

(limited to 'src/main/java/de/thedevstack/conversationsplus/services/MessageArchiveService.java')

diff --git a/src/main/java/de/thedevstack/conversationsplus/services/MessageArchiveService.java b/src/main/java/de/thedevstack/conversationsplus/services/MessageArchiveService.java
index a61ade40..f2298d8c 100644
--- a/src/main/java/de/thedevstack/conversationsplus/services/MessageArchiveService.java
+++ b/src/main/java/de/thedevstack/conversationsplus/services/MessageArchiveService.java
@@ -96,18 +96,25 @@ public class MessageArchiveService implements OnAdvancedStreamFeaturesLoaded {
 		return this.query(conversation,conversation.getLastMessageTransmitted(),end);
 	}
 
-	public Query query(Conversation conversation, long start, long end) {
-		synchronized (this.queries) {
-			if (start > end) {
-				return null;
-			}
-			final Query query = new Query(conversation, start, end,PagingOrder.REVERSE);
-			query.reference = conversation.getFirstMamReference();
-			this.queries.add(query);
-			this.execute(query);
-			return query;
-		}
-	}
+    public Query query(Conversation conversation, long start, long end) {
+       return this.query(conversation, start, end, null);
+    }
+
+    public Query query(Conversation conversation, long start, long end, XmppConnectionService.OnMoreMessagesLoaded callback) {
+        synchronized (this.queries) {
+            if (start > end) {
+                return null;
+            }
+            final Query query = new Query(conversation, start, end,PagingOrder.REVERSE);
+            query.reference = conversation.getFirstMamReference();
+            this.queries.add(query);
+            if (null != callback) {
+                query.setCallback(callback);
+            }
+            this.execute(query);
+            return query;
+        }
+    }
 
 	public void executePendingQueries(final Account account) {
 		List<Query> pending = new ArrayList<>();
@@ -137,7 +144,7 @@ public class MessageArchiveService implements OnAdvancedStreamFeaturesLoaded {
 						synchronized (MessageArchiveService.this.queries) {
 							MessageArchiveService.this.queries.remove(query);
 							if (query.hasCallback()) {
-								query.callback(false);
+								query.callback();
 							}
 						}
 					} else if (packet.getType() != IqPacket.TYPE.RESULT) {
@@ -169,7 +176,7 @@ public class MessageArchiveService implements OnAdvancedStreamFeaturesLoaded {
 			}
 		}
 		if (query.hasCallback()) {
-			query.callback(done);
+			query.callback();
 		} else {
             if (null != conversation) {
                 conversation.setHasMessagesLeftOnServer(query.getMessageCount() > 0);
@@ -335,10 +342,10 @@ public class MessageArchiveService implements OnAdvancedStreamFeaturesLoaded {
 			this.callback = callback;
 		}
 
-		public void callback(boolean done) {
+		public void callback() {
 			if (this.callback != null) {
 				this.callback.onMoreMessagesLoaded(messageCount,conversation);
-				if (done) {
+				if (messageCount <= 0) {
 					this.callback.informUser(R.string.no_more_history_on_server);
 				}
 			}
-- 
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