From 4413d5f01aa872bd1b0e21df6e9f4f07490c92fd Mon Sep 17 00:00:00 2001
From: M66B <M66B@users.noreply.github.com>
Date: Wed, 15 May 2019 11:40:43 +0200
Subject: [PATCH] Check for duplicate adds

---
 app/src/main/java/eu/faircode/email/Core.java | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/app/src/main/java/eu/faircode/email/Core.java b/app/src/main/java/eu/faircode/email/Core.java
index 85afe757f7..a6cb2b36b1 100644
--- a/app/src/main/java/eu/faircode/email/Core.java
+++ b/app/src/main/java/eu/faircode/email/Core.java
@@ -1352,6 +1352,13 @@ class Core {
                 try {
                     db.beginTransaction();
 
+                    // Check if message was added in the meantime
+                    EntityMessage existing = db.message().getMessageByUid(message.folder, message.uid);
+                    if (existing != null) {
+                        Log.i("Message was already added");
+                        return existing;
+                    }
+
                     message.id = db.message().insertMessage(message);
                     Log.i(folder.name + " added id=" + message.id + " uid=" + message.uid);