From 7e31184bd6f5f0e8c86bd6198ab99e95d5fb2ded Mon Sep 17 00:00:00 2001
From: decentral1se <hi@decentral1.se>
Date: Sat, 20 Mar 2021 21:35:28 +0100
Subject: [PATCH] Add add version check command

Closes https://git.autonomic.zone/coop-cloud/abra/issues/108.
---
 CHANGELOG.md |  1 +
 abra         | 19 +++++++++++++++++--
 2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 168c097..3aa6284 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,7 @@
 - Allow to debug the SSH connection details on swarm init ([#109](https://git.autonomic.zone/coop-cloud/abra/issues/109))
 - Show correct status for apps deployed on servers with missing context ([#99](https://git.autonomic.zone/coop-cloud/abra/issues/99))
 - Search for subcommands in descending order of how many components there are ([#108](https://git.autonomic.zone/coop-cloud/abra/issues/108))
+- Add specific app version checking command (`abra app <app> version`) ([#108](https://git.autonomic.zone/coop-cloud/abra/issues/108))
 
 # abra 0.6.0 (2021-03-17)
 
diff --git a/abra b/abra
index efb6d51..07ecdb2 100755
--- a/abra
+++ b/abra
@@ -561,6 +561,11 @@ output_version_summary() {
     done
   done
 
+  if [[ -n "$IS_VERSION_CHECK" ]] && [[ "$IS_VERSION_CHECK" == "true" ]]; then
+    debug "Detected version check (without deploy), bailing out..."
+    exit 0
+  fi
+
   if [[ $IS_AN_UPDATE == "true" ]] && [[ $FORCE_DEPLOY != "true" ]]; then
     require_consent_for_update
   else
@@ -1142,9 +1147,19 @@ sub_app_config (){
 }
 
 ###### .. app version
+help_app_version (){
+  echo "abra [options] app <app> version
+
+Show versions of the app that are currently deployed"
+}
+
 sub_app_version (){
-  # shellcheck disable=SC2016
-  echo '`abra app <app> version` command working correctly!'
+  require_yq
+
+  IS_VERSION_CHECK="true"
+
+  echo "Version overview:"
+  output_version_summary
 }
 
 ###### .. app check