From dc59ad0bf5cd65a921c85680e872097da43d2f77 Mon Sep 17 00:00:00 2001
From: JIANHONG OU <jianhong@users.noreply.github.com>
Date: Tue, 3 May 2022 12:27:39 -0400
Subject: [PATCH] fix the version issue.

---
 modules/motus/downloaddb/main.nf | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/modules/motus/downloaddb/main.nf b/modules/motus/downloaddb/main.nf
index c8af459a..20dae83c 100644
--- a/modules/motus/downloaddb/main.nf
+++ b/modules/motus/downloaddb/main.nf
@@ -30,9 +30,12 @@ process MOTUS_DOWNLOADDB {
     ## clean up
     rm ${software}
 
+    ## mOTUs version number is not available from command line.
+    ## mOTUs save the version number in index database folder.
+    ## mOTUs will check the database version is same version as exec version.
     cat <<-END_VERSIONS > versions.yml
     "${task.process}":
-        mOTUs: \$(echo \$(motus -h 2>&1) | sed 's/^.*Version: //; s/Reference.*\$//')
+        mOTUs: \$(grep motus db_mOTU/db_mOTU_versions | sed 's/motus\\t//g')
     END_VERSIONS
     """
 }