# Woodpecker CI/CD Pipeline - Peikarband Landing
# Application build pipeline

variables:
  - &helm_image 'alpine/helm:latest'

when:
  - event: [push, pull_request, tag, manual]

pipeline:
  # ============================================
  # Stage 1: Check & Build Base (conditional)
  # ============================================
  
  ensure-base-image:
    image: alpine:latest
    commands:
      - apk add --no-cache curl docker
      - |
        echo "═══════════════════════════════════════"
        echo "  Checking Base Image"
        echo "═══════════════════════════════════════"
        
        REGISTRY="hub.peikarband.ir"
        BASE_REPO="peikarband/base"
        BASE_TAG="latest"
        
        # Login to registry
        echo "$HARBOR_PASSWORD" | docker login "$REGISTRY" -u "$HARBOR_USERNAME" --password-stdin
        
        # Try to pull base image
        if docker pull "$REGISTRY/$BASE_REPO:$BASE_TAG" 2>/dev/null; then
          echo "✅ Base image found in registry"
          echo "   Skipping base build (saves ~10 minutes)"
          exit 0
        fi
        
        echo "⚠️  Base image not found - building it now..."
        echo ""
        echo "═══════════════════════════════════════"
        echo "  Building Base Image"
        echo "═══════════════════════════════════════"
        
        # Build base image
        docker buildx create --use --name builder || docker buildx use builder
        
        docker buildx build \
          -f docker/Dockerfile.base \
          -t "$REGISTRY/$BASE_REPO:latest" \
          -t "$REGISTRY/$BASE_REPO:python3.11-node20" \
          --build-arg PYTHON_VERSION=3.11 \
          --build-arg NODE_VERSION=20 \
          --platform linux/amd64 \
          --push \
          .
        
        echo "✅ Base image built and pushed successfully"
    
    secrets: [HARBOR_USERNAME, HARBOR_PASSWORD]
    when:
      event: [push, tag]
      branch: [main, develop, feature/restructure-project]

  # ============================================
  # Stage 2: Build Application Image
  # ============================================
  
  build-and-push-app:
    image: woodpeckerci/plugin-docker-buildx
    settings:
      registry: hub.peikarband.ir
      repo: hub.peikarband.ir/peikarband/landing
      username:
        from_secret: HARBOR_USERNAME
      password:
        from_secret: HARBOR_PASSWORD
      
      dockerfile: docker/Dockerfile
      context: .
      platforms: linux/amd64
      
      build_args:
        - BASE_IMAGE=hub.peikarband.ir/peikarband/base:latest
        - VERSION=${CI_COMMIT_SHA:0:8}
        - BUILD_DATE=${CI_PIPELINE_CREATED}
      
      tags:
        - latest
        - ${CI_COMMIT_SHA:0:8}
        - ${CI_COMMIT_BRANCH}
      
      labels:
        - org.opencontainers.image.created=${CI_PIPELINE_CREATED}
        - org.opencontainers.image.source=${CI_REPO_LINK}
        - org.opencontainers.image.url=${CI_REPO_LINK}
        - org.opencontainers.image.revision=${CI_COMMIT_SHA}
        - org.opencontainers.image.version=${CI_COMMIT_SHA:0:8}
        - org.opencontainers.image.title=Peikarband Landing
        - org.opencontainers.image.description=Peikarband hosting platform landing page
      
      pull: true
      provenance: false
      push: true
    
    when:
      event: [push, tag]
      branch: [main, develop, feature/restructure-project]

  # ============================================
  # Stage 3: Verify Push
  # ============================================
  
  verify-push:
    image: alpine:latest
    commands:
      - apk add --no-cache curl
      - |
        echo "Verifying image was pushed successfully..."
        sleep 3
        
        REGISTRY="hub.peikarband.ir"
        REPO="peikarband/landing"
        TAG="${CI_COMMIT_SHA:0:8}"
        
        if curl -f -u "$HARBOR_USERNAME:$HARBOR_PASSWORD" \
          "https://$REGISTRY/v2/$REPO/manifests/$TAG" > /dev/null 2>&1; then
          echo "✅ Image verified: $REGISTRY/$REPO:$TAG"
          echo ""
          echo "Available tags:"
          echo "  - latest"
          echo "  - ${CI_COMMIT_SHA:0:8}"
          echo "  - ${CI_COMMIT_BRANCH}"
        else
          echo "❌ Failed to verify image push"
          exit 1
        fi
    secrets: [HARBOR_USERNAME, HARBOR_PASSWORD]
    when:
      event: [push, tag]
      branch: [main, develop, feature/restructure-project]

  # ============================================
  # Notifications
  # ============================================
  
  notify-success:
    image: alpine:latest
    commands:
      - echo "════════════════════════════════════════"
      - echo "  🎉 Pipeline Completed Successfully!"
      - echo "════════════════════════════════════════"
      - echo ""
      - echo "Branch:" "${CI_COMMIT_BRANCH}"
      - echo "Commit:" "${CI_COMMIT_SHA:0:8}"
      - echo "Image:" "hub.peikarband.ir/peikarband/landing:${CI_COMMIT_SHA:0:8}"
      - echo ""
      - echo "════════════════════════════════════════"
    when:
      event: [push, tag]
      status: success

  notify-failure:
    image: alpine:latest
    commands:
      - echo "════════════════════════════════════════"
      - echo "  ❌ Pipeline Failed!"
      - echo "════════════════════════════════════════"
      - echo ""
      - echo "Branch:" "${CI_COMMIT_BRANCH}"
      - echo "Commit:" "${CI_COMMIT_SHA:0:8}"
      - echo ""
      - echo "Please check the logs above for details"
      - echo "════════════════════════════════════════"
    when:
      event: [push, tag]
      status: failure

  # ============================================
  # Commented stages (enable when needed)
  # ============================================
  
  # helm-lint:
  #   image: *helm_image
  #   commands:
  #     - helm lint helm/peikarband
  #   when:
  #     event: [push, pull_request, tag]
  
  # deploy-staging:
  #   image: *helm_image
  #   commands:
  #     - apk add --no-cache kubectl
  #     - echo "$KUBECONFIG_STAGING" | base64 -d > /tmp/kubeconfig
  #     - export KUBECONFIG=/tmp/kubeconfig
  #     - helm upgrade --install peikarband-staging helm/peikarband \
  #         --namespace staging \
  #         --create-namespace \
  #         --set image.repository=hub.peikarband.ir/peikarband/landing \
  #         --set image.tag=${CI_COMMIT_SHA:0:8} \
  #         --wait --timeout 5m
  #   secrets: [KUBECONFIG_STAGING]
  #   when:
  #     event: push
  #     branch: [main, develop]