Checking for JIRA Ticket in Merge Request Title and updating transition in CI Pipeline

transition-jira-on-open-merge-request.sh

#!/bin/bash

echo "Check if the Merge Request is Draft..."
if [[ "$CI_MERGE_REQUEST_TITLE" =~ "Draft" ]]; then
  echo "The Merge Request is in draft. No JIRA action will be taken."
  exit 0
fi

echo "Check if the Merge Request title contains a JIRA ticket number..."
if [[ "$CI_MERGE_REQUEST_TITLE" =~ \[(TT-[0-9]+)\] ]]; then
  JIRA_ISSUE="${BASH_REMATCH[1]}"
  echo "JIRA ticket number found: ${JIRA_ISSUE}"
else
  echo "No JIRA ticket number found in the Merge Request title."
  exit 0  # We do nothing if no ticket is found
fi

echo "Update JIRA ticket ${JIRA_ISSUE} in JIRA..."
curl -u "$JIRA_EMAIL:$JIRA_API_TOKEN" \
  -X POST \
  -H "Content-Type: application/json" \
  --data '{
    "transition": {"id": "7"}
  }' \
  "$JIRA_API_URL/rest/api/3/issue/${JIRA_ISSUE}/transitions"