---
check:merge-request:
  stage: .pre
  image: node:alpine
  variables:
    GIT_STRATEGY: none
  script:
    
    - npm install -g git-conventional-commits

    - git-conventional-commits init
    - printf "Your Merge Request title is "
    - echo "${CI_MERGE_REQUEST_TITLE}" | tee /tmp/mr_title
    - |
      if git-conventional-commits commit-msg-hook /tmp/mr_title; then
        echo "[+] Merge request title uses conventional commit format. 👍"
      else
        exit 1  # The previous command will output a descriptive error
      fi

    # The following is commented out because we currently cannot check if
    # squash is enabled for the current Merge Request
    # - apk add --no-cache curl jq
    # - |
    #   curl -sSLf --header "PRIVATE-TOKEN: ${GL_TOKEN}" "${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/merge_requests?iids[]=${CI_MERGE_REQUEST_IID}" > /tmp/mr.json
    # - |
    #   if [ "$(jq -r '.[].squash' test.json)" = "true" ]; then
    #     echo "[*] Squashing is enabled. Will check the MR title."
        
    #     if ! git-conventional-commits commit-msg-hook /tmp/mr_title; then
    #       exit 1  # The previous command will output a descriptive error
    #     else
    #       echo "[+] Merge request title looks good."
    #     fi
    #   else
    #     echo "[!] You're not squashing this MR. Ensure all commit messages have a proper format!"  # TODO automatically check this
    #   fi
  rules:
    - if: $CI_MERGE_REQUEST_IID