enum-auto-updater.yml

name: CDK Enums Auto Updater
on:
  workflow_dispatch:
  schedule:
    - cron: '0 0 * * 1'

jobs:
  update-l2-enums:
    if: github.repository == 'aws/aws-cdk'
    runs-on: ubuntu-latest
    permissions:
      contents: write
      pull-requests: write
    steps:
      - name: Check Out
        uses: actions/checkout@v4
        
      - name: Set up Node
        uses: actions/setup-node@v4
        with:
          node-version: "*"
        env:
          NODE_OPTIONS: "--max-old-space-size=8196 --experimental-worker ${NODE_OPTIONS:-}"

      - name: Install dependencies
        run: cd tools/@aws-cdk/enum-updater && yarn install --frozen-lockfile && yarn build

      - name: Update enum static mapping
        run: |
          cd tools/@aws-cdk/enum-updater
          ./bin/update-static-enum-mapping

      - name: Check for changes
        id: static-mapping-check
        run: |
          cd tools/@aws-cdk/enum-updater
          if [[ -n "$(git status --porcelain ./lib/static-enum-mapping.json)" ]]; then
            echo "changes=true" >> $GITHUB_OUTPUT
          else
            echo "changes=false" >> $GITHUB_OUTPUT
          fi
      
      - name: Create PR for static mapping changes
        if: steps.static-mapping-check.outputs.changes == 'true'
        run: |
          cd tools/@aws-cdk/enum-updater
          git config --global user.name 'aws-cdk-automation'
          git config --global user.email 'aws-cdk-automation@users.noreply.github.com'

          # Create a new branch for the module
          branchName="enum-update/static-mapping-update"
          git checkout -b "$branchName"

          git add .  # Add all files changed
          git commit -m "chore: update enum static mapping"
          git push origin "$branchName"

          gh pr create --title "chore: update enum static mapping" \
           --body "This PR updates the CDK enum mapping file." \
           --base main \
           --head "$branchName" \
           --label "contribution/core,pr-linter/exempt-integ-test,pr-linter/exempt-readme,pr-linter/exempt-test"
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Identify Missing Values and Apply Code Changes
        run: |
          cd tools/@aws-cdk/enum-updater
          ./bin/update-missing-enums

      - name: Check for changes
        id: git-check
        run: |
          if [[ -n "$(git status --porcelain)" ]]; then
            echo "changes=true" >> $GITHUB_OUTPUT
          else
            echo "changes=false" >> $GITHUB_OUTPUT
          fi
  
      - name: Commit & Push changes
        if: steps.git-check.outputs.changes == 'true'
        run: |
          # Iterate through each module directory that has changes
          git config --global user.name 'aws-cdk-automation'
          git config --global user.email 'aws-cdk-automation@users.noreply.github.com'
          for module in $(git diff --name-only | grep -E '^packages/(@aws-cdk|aws-cdk-lib)/.*' | sed -E 's|^packages/(@aws-cdk\|aws-cdk-lib)/([^/]+).*|\2|' | sort -u); do
            moduleName=$(basename $module)
                        
            # Determine the correct path for the module
            if [[ -d "packages/aws-cdk-lib/$module" ]]; then
              modulePath="packages/aws-cdk-lib/$module"
            elif [[ -d "packages/@aws-cdk/$module" ]]; then
              modulePath="packages/@aws-cdk/$module"
            else
              echo "Cannot find module directory for $module"
              continue
            fi
          
            # Check for existing PR with the same name
            prExists=$(gh pr list --state open --search "feat(${moduleName#aws-}): add new enum values for ${moduleName#aws-}" --json number,title -q '.[].number')
          
            # If a PR exists, close it and continue
            if [[ -n "$prExists" ]]; then
              echo "PR already exists for module ${moduleName#aws-}, closing the existing PR."
              gh pr close "$prExists" --confirm  # Close the PR by its number
            fi
          
            # Create a new branch for the module
            branchName="enum-update/${moduleName#aws-}"
            git checkout -b "$branchName"
            
            # Stage, commit, and push changes for the module
            git add "$modulePath"  # Using the correct path
            git commit -m "chore(${moduleName#aws-}): add new enum values for ${moduleName#aws-}"
            git push origin "$branchName"
          
          # Create a new pull request
          gh pr create --title "chore(${moduleName#aws-}): add new enum values for ${moduleName#aws-}" \
           --body "This PR updates the enum values for ${moduleName#aws-}." \
           --base main \
           --head "$branchName" \
           --label "contribution/core,pr-linter/exempt-integ-test,pr-linter/exempt-readme,pr-linter/exempt-test"
          done
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}