# Woodpecker CI Pipeline
# Go Backend + Next.js Frontend + PostgreSQL

when:
  - event: [push, pull_request]
    branch: main

steps:
  # 1. Backend Docker image build & push
  build-backend:
    image: gcr.io/kaniko-project/executor:latest
    commands:
      - >
        /kaniko/executor
        --context=/woodpecker/src
        --dockerfile=backend/Dockerfile
        --destination=registry.gecore.mn/library/hell-world-backend:${CI_COMMIT_SHA:0:8}
        --destination=registry.gecore.mn/library/hell-world-backend:latest
        --cache=true
    environment:
      DOCKER_CONFIG: /kaniko/.docker
    when:
      event: push
      branch: main

  # 2. Frontend Docker image build & push
  build-frontend:
    image: gcr.io/kaniko-project/executor:latest
    commands:
      - >
        /kaniko/executor
        --context=/woodpecker/src
        --dockerfile=frontend/Dockerfile
        --destination=registry.gecore.mn/library/hell-world-frontend:${CI_COMMIT_SHA:0:8}
        --destination=registry.gecore.mn/library/hell-world-frontend:latest
        --cache=true
    environment:
      DOCKER_CONFIG: /kaniko/.docker
    when:
      event: push
      branch: main

  # 3. Update Kubernetes manifests with new image tags
  update-manifests:
    image: alpine:latest
    commands:
      - apk add --no-cache sed git
      - 'sed -i "s#image:.*hell-world-backend.*#image: registry.gecore.mn/library/hell-world-backend:${CI_COMMIT_SHA:0:8}#g" manifests/backend-deployment.yaml'
      - 'sed -i "s#image:.*hell-world-frontend.*#image: registry.gecore.mn/library/hell-world-frontend:${CI_COMMIT_SHA:0:8}#g" manifests/frontend-deployment.yaml'
      - git config user.email "ci@gecore.mn"
      - git config user.name "Woodpecker CI"
      - git add manifests/
      - 'git commit -m "ci: update images to ${CI_COMMIT_SHA:0:8}" || true'
      - git push origin main || true
    when:
      event: push
      branch: main

  # 4. Deploy notification
  notify:
    image: alpine:latest
    commands:
      - 'echo "Build completed for commit ${CI_COMMIT_SHA:0:8}"'
      - 'echo "Backend - registry.gecore.mn/library/hell-world-backend:${CI_COMMIT_SHA:0:8}"'
      - 'echo "Frontend - registry.gecore.mn/library/hell-world-frontend:${CI_COMMIT_SHA:0:8}"'
      - 'echo "ArgoCD will sync automatically"'
    when:
      status: [success, failure]