# .gitlab-ci-release.yml

version:process_release:
  stage: version_bump
  image: registry.gitlab.com/gitlab-org/release-cli:latest
  rules:
    # Run only on scheduled pipelines targeting the 'master' branch.
    - if: '$CI_PIPELINE_SOURCE == "schedule" && $CI_COMMIT_REF_NAME == "master"'
  script:
    - |
      echo "Determining release type and updating Makefile..."

      apk add --no-cache git python3
      git config --global user.name "GitLab CI"
      git config --global user.email "gitlab-ci@${CI_SERVER_HOST}"

      # Use Python script to calculate release version and set shell variables
      # Sets: IS_FINAL, VERSION, YEAR, MONTH, RC_NUMBER (RCs only),
      # WEEKS_UNTIL_FINAL (RCs only)
      # Or: IS_DEAD_PERIOD, WEEKS_UNTIL_FINAL, NEXT_RELEASE_YEAR,
      # NEXT_RELEASE_MONTH (dead period)
      eval $(python3 scripts/release_version.py)

      # Check if we're in a dead period (too early for any RC)
      if [ "$IS_DEAD_PERIOD" = "true" ]; then
        echo "📅 Dead period: $WEEKS_UNTIL_FINAL weeks until next release cycle begins"
        echo "Next release will be $NEXT_RELEASE_YEAR.$NEXT_RELEASE_MONTH"
        echo "No version bump needed - exiting"
        exit 0
      fi

      echo "Release calculated: VERSION=$VERSION, IS_FINAL=$IS_FINAL"

      if [ "$IS_FINAL" = "true" ]; then
        COMMIT_MESSAGE="chore: Bump version for final release $VERSION"
        echo "✅ This is a Final Release: $VERSION"
      else
        COMMIT_MESSAGE="chore: Bump version for release candidate $VERSION"
        echo "✅ This is a Release Candidate: $VERSION ($WEEKS_UNTIL_FINAL weeks until release)"
      fi

      # Update Makefile using Python script
      if python3 scripts/release_version.py --update-makefile; then
        echo "Makefile updated for version $VERSION"
      else
        echo "Makefile is already up-to-date for version $VERSION."
        exit 0
      fi

      echo "Pushing version bump to master branch..."
      git add Makefile
      git commit -m "$COMMIT_MESSAGE"

      # Get the commit SHA that will be created
      COMMIT_SHA=$(git rev-parse HEAD)
      echo "Version bump commit SHA: $COMMIT_SHA"

      git push "https://gitlab-ci-token:${GIT_WRITE_TOKEN}@${CI_SERVER_HOST}/${CI_PROJECT_PATH}.git" HEAD:master

      # Update release documentation with the commit SHA
      echo "Updating release documentation..."
      if python3 scripts/release_version.py --update-release-docs --commit-sha "$COMMIT_SHA"; then
        echo "Release documentation updated for version $VERSION"
        git add doc/develop/concept_releases.rst
        git commit -m "docs: Add $VERSION to release history"
        git push "https://gitlab-ci-token:${GIT_WRITE_TOKEN}@${CI_SERVER_HOST}/${CI_PROJECT_PATH}.git" HEAD:master
      else
        echo "Release documentation already up-to-date or no changes needed"
      fi

      # Create GitLab release and tags
      echo "🚀 Creating GitLab Release..."

      C_TAG_NAME="c${VERSION}"

      if [ "$IS_FINAL" = "true" ]; then
        RELEASE_TITLE="Release final release"
      else
        RELEASE_TITLE="Release release candidate"
      fi

      echo "Creating release: $RELEASE_TITLE $VERSION"
      echo "Tag name: $C_TAG_NAME"

      release-cli create \
        --name "$RELEASE_TITLE $VERSION" \
        --tag-name "$C_TAG_NAME" \
        --description "Automated release created by GitLab CI for commit $COMMIT_SHA." \
        --ref "$COMMIT_SHA"

      echo "✅ Successfully created release with tag $C_TAG_NAME."