stages:
  - build
  - deploy

# ====== TEMPLATE: BUILD STATIC NEXT.JS ======
.build_template: &build_template
  stage: build
  image: node:20-alpine
  cache:
    key: npm-cache
    paths:
      - node_modules/
  variables:
    NPM_CONFIG_PRODUCTION: "false"
    NODE_ENV: ""
  script:
    - echo "🧩 Installing dependencies..."
    - npm ci --no-audit --no-fund
    - echo "⚙️ Building Next.js static export..."
    - npx next build
  artifacts:
    name: "out-$CI_COMMIT_SHORT_SHA"
    paths:
      - out/
    expire_in: 1 week

# ====== TEMPLATE: DEPLOY KE S3 + CLOUDFRONT ======
.deploy_template: &deploy_template
  stage: deploy
  image:
    name: amazon/aws-cli:latest
    entrypoint: ["/bin/sh", "-c"]
  script:
    - aws --version
    - echo "🚀 Deploying to s3://$S3_BUCKET in region $AWS_REGION"
    - aws s3 sync ./out "s3://$S3_BUCKET" --delete --region "$AWS_REGION"
    - |
      if [ -n "$CLOUDFRONT_DISTRIBUTION_ID" ]; then
        echo "📦 Invalidating CloudFront cache..."
        aws cloudfront create-invalidation \
          --distribution-id "$CLOUDFRONT_DISTRIBUTION_ID" \
          --paths "/*"
      else
        echo "ℹ️ No CloudFront distribution specified — skipping invalidation"
      fi

# ====== DEVELOPMENT (Branch devops-s3) ======
build:dev:
  <<: *build_template
  rules:
    - if: '$CI_COMMIT_BRANCH == "devops-s3"'
  environment:
    name: devops-s3
  variables:
    NEXT_PUBLIC_API_BASE_URL: "https://dev-api-lti.mbugroup.id"
    NEXT_PUBLIC_SSO_LOGIN_URL: "https://dev-api-sso.mbugroup.id"

deploy:dev:
  <<: *deploy_template
  needs: ["build:devops-s3"]
  rules:
    - if: '$CI_COMMIT_BRANCH == "devops-s3"'
  variables:
    S3_BUCKET: "web-lti-dev"
    AWS_DEFAULT_REGION: "ap-southeast-1"
    CLOUDFRONT_DISTRIBUTION_ID: "E1Z8XTA8XF1GIV"
  environment:
    name: devops-s3
    url: dev-lti-erp.mbugroup.id.s3.ap-southeast-3.amazonaws.com

# ====== PRODUCTION ======
build:production:
  <<: *build_template
  rules:
    # pilih salah satu: pakai branch master ATAU pakai tags rilis
    - if: '$CI_COMMIT_BRANCH == "master"'
    # - if: '$CI_COMMIT_TAG'   # kalau mau rilis via tag, uncomment ini dan hapus baris di atas
  environment:
    name: production

deploy:production:
  <<: *deploy_template
  needs: ["build:production"]
  rules:
    - if: '$CI_COMMIT_BRANCH == "master"'
    # - if: '$CI_COMMIT_TAG'   # selaras dengan rule di build:production
  variables:
    S3_BUCKET: "lti-erp.mbugroup.id"
    CLOUDFRONT_DISTRIBUTION_ID: "ddfd"
  environment:
    name: production
    # url: https://royalgoldcapital.com