From 8f4466f197b7dcaa49150a01022e02fc855398ba Mon Sep 17 00:00:00 2001
From: Bent Bisballe Nyeng <deva@aasimon.org>
Date: Mon, 8 Jun 2020 20:04:51 +0200
Subject: Force parent id to -1 if root node of subscription.

---
 src/munia_proto.cc | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/munia_proto.cc b/src/munia_proto.cc
index dfc70d2..ef572e8 100644
--- a/src/munia_proto.cc
+++ b/src/munia_proto.cc
@@ -32,8 +32,9 @@
 
 #include <queue>
 #include <map>
+#include <cassert>
 
-#include "hugin.hpp"
+#include <hugin.hpp>
 
 #include "node.h"
 #include "messageparser.h"
@@ -231,6 +232,12 @@ int callback_lws_node(struct lws *wsi,
 						node_t node = node_manager.node(*id);
 
 						message_t createmsg = create_msg_create(node, -1);
+						if(id == ids.begin())
+						{
+							assert(createmsg.cmd == cmd::create); // First message must always be a create of the root node
+							// Force the first node to have parent -1
+							createmsg.create.parentid = -1;
+						}
 						createmsg.tid = omi->subscribe.id;
 						msgqueue[wsi].push_back(createmsg);
 
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