From 21f9302d1fd932ba55d461494cba3be8cd166d9c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Filip=20Grali=C5=84ski?= <filip.gralinski@applica.ai>
Date: Fri, 23 Nov 2018 12:49:49 +0100
Subject: [PATCH] Fix bug with the same dependency being added twice

---
 Handler/ShowChallenge.hs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/Handler/ShowChallenge.hs b/Handler/ShowChallenge.hs
index dca6a10..77d57a4 100644
--- a/Handler/ShowChallenge.hs
+++ b/Handler/ShowChallenge.hs
@@ -295,9 +295,9 @@ doCreateSubmission userId challengeId mDescription mTags repoSpec chan = do
                                         externalLinkTitle = linkTitle l,
                                         externalLinkUrl = linkUrl l }) $ gonitoMetadataExternalLinks gonitoMetadata
 
-      _ <- runDB $ mapM insert $ map (\s -> Dependency {
-                                        dependencySubRepoCommit = s,
-                                        dependencySuperRepoCommit = (repoCurrentCommit repo) }) $ gonitoMetadataDependencies gonitoMetadata
+      _ <- runDB $ mapM insertUnique $ map (\s -> Dependency {
+                                                  dependencySubRepoCommit = s,
+                                                  dependencySuperRepoCommit = (repoCurrentCommit repo) }) $ gonitoMetadataDependencies gonitoMetadata
 
       outs <- getOuts chan submissionId (gonitoMetadataGeneralParams gonitoMetadata)