From 24f887f4baaf70df251cd8f0d1db514adccf6ac3 Mon Sep 17 00:00:00 2001
From: Sebastian Stehle <sebastian@squidex.io>
Date: Thu, 4 Jan 2018 12:52:47 +0100
Subject: [PATCH] Position fix

---
 .../EventSourcing/GetEventStore.cs                         | 2 +-
 .../EventSourcing/GetEventStoreSubscription.cs             | 2 +-
 .../EventSourcing/ProjectionHelper.cs                      | 7 ++++++-
 3 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/src/Squidex.Infrastructure.GetEventStore/EventSourcing/GetEventStore.cs b/src/Squidex.Infrastructure.GetEventStore/EventSourcing/GetEventStore.cs
index f224dfe3f..70036d8ee 100644
--- a/src/Squidex.Infrastructure.GetEventStore/EventSourcing/GetEventStore.cs
+++ b/src/Squidex.Infrastructure.GetEventStore/EventSourcing/GetEventStore.cs
@@ -58,7 +58,7 @@ namespace Squidex.Infrastructure.EventSourcing
         {
             var streamName = await connection.CreateProjectionAsync(projectionHost, prefix, streamFilter);
 
-            var sliceStart = ProjectionHelper.ParsePosition(position) ?? -1;
+            var sliceStart = ProjectionHelper.ParsePosition(position);
 
             StreamEventsSlice currentSlice;
             do
diff --git a/src/Squidex.Infrastructure.GetEventStore/EventSourcing/GetEventStoreSubscription.cs b/src/Squidex.Infrastructure.GetEventStore/EventSourcing/GetEventStoreSubscription.cs
index b2fc0c24f..607089bb1 100644
--- a/src/Squidex.Infrastructure.GetEventStore/EventSourcing/GetEventStoreSubscription.cs
+++ b/src/Squidex.Infrastructure.GetEventStore/EventSourcing/GetEventStoreSubscription.cs
@@ -33,7 +33,7 @@ namespace Squidex.Infrastructure.EventSourcing
 
             this.eventStoreConnection = eventStoreConnection;
             this.eventSubscriber = eventSubscriber;
-            this.position = ProjectionHelper.ParsePosition(position);
+            this.position = ProjectionHelper.ParsePositionOrNull(position);
 
             var streamName = eventStoreConnection.CreateProjectionAsync(projectionHost, prefix, streamFilter).Result;
 
diff --git a/src/Squidex.Infrastructure.GetEventStore/EventSourcing/ProjectionHelper.cs b/src/Squidex.Infrastructure.GetEventStore/EventSourcing/ProjectionHelper.cs
index 3c35b5aac..ee9905dd5 100644
--- a/src/Squidex.Infrastructure.GetEventStore/EventSourcing/ProjectionHelper.cs
+++ b/src/Squidex.Infrastructure.GetEventStore/EventSourcing/ProjectionHelper.cs
@@ -85,9 +85,14 @@ namespace Squidex.Infrastructure.EventSourcing
             return projectionsManager;
         }
 
-        public static long? ParsePosition(string position)
+        public static long? ParsePositionOrNull(string position)
         {
             return long.TryParse(position, out var parsedPosition) ? (long?)parsedPosition : null;
         }
+
+        public static long ParsePosition(string position)
+        {
+            return long.TryParse(position, out var parsedPosition) ? parsedPosition : 0;
+        }
     }
 }