---
kind: pipeline
type: docker
name: helm-chart-pipeline
workspace:
  path: /drone/src

# Only run this pipeline on pushes to the master branch
# Skip the pipeline when the commit message contains [CI SKIP]
trigger:
  branch:
    - main
  event:
    - push

steps:
  - name: package-and-index
    image: alpine/helm:3.12.0
    commands:
      # Verify the chart directory exists
      - 'test -d ./servflow || (echo "Error: servflow directory not found" && exit 1)'
      # Update dependencies if they exist
      - "if [ -f ./servflow/Chart.lock ]; then helm dependency update ./servflow; fi"
      # Make sure charts directory exists
      - "mkdir -p ./charts"
      # Package the Helm chart into the charts directory
      - 'helm package ./servflow -d ./charts || (echo "Error: failed to package chart" && exit 1)'
      # Update the Helm repository index
      - "helm repo index ./charts"
      # Show what was created for debugging
      - "ls -la ./charts"

  - name: commit-and-push
    image: alpine/git
    commands:
      # Configure Git
      - 'git config --global user.name "Drone CI"'
      - 'git config --global user.email "drone@example.com"'

      # Check if there are changes to commit
      - "git add charts/"
      - |
        if git diff --cached --quiet; then
          echo "No changes to commit"
          exit 0
        fi

      # Commit and push changes
      - 'git commit -m "Update Helm chart [CI SKIP]"'
      - "git push origin main"

# Limit concurrent builds to avoid conflicts when updating the repository
concurrency:
  limit: 1