From de5bd0955ac50fe17aaf0a02055cc70836b7e4ae Mon Sep 17 00:00:00 2001
From: Minijackson <minijackson@riseup.net>
Date: Wed, 22 Aug 2018 13:45:49 +0200
Subject: Fix "contains" function + write tests for contains and exists

---
 common/storage_common.cpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'common/storage_common.cpp')

diff --git a/common/storage_common.cpp b/common/storage_common.cpp
index 09b7707..7c794c3 100644
--- a/common/storage_common.cpp
+++ b/common/storage_common.cpp
@@ -233,6 +233,18 @@ void DataStore::getUids(const QByteArray &type, const Transaction &transaction,
     });
 }
 
+bool DataStore::hasUid(const QByteArray &type, const Transaction &transaction, const QByteArray &uid)
+{
+    bool hasTheUid = false;
+    transaction.openDatabase(type + "uids").scan(uid, [&](const QByteArray &key, const QByteArray &) {
+        Q_ASSERT(uid == key);
+        hasTheUid = true;
+        return false;
+    });
+
+    return hasTheUid;
+}
+
 bool DataStore::isInternalKey(const char *key)
 {
     return key && strncmp(key, s_internalPrefix, s_internalPrefixSize) == 0;
-- 
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