ballerina_by_example_on_demand_update.yml

name: Create a PR for new Swan Lake BBE pages on demand

on:
  workflow_dispatch:
    inputs:
      distribution_branch:
        description: ballerina-distribution repo branch
        required: true
      dev_branch:
        description: ballerina-dev-website repo branch
        required: false
        default: master

jobs:
  bbe-sw-gen:
    runs-on: ubuntu-latest
    env:
      GITHUB_TOKEN: ${{ secrets.WEBSITE_TOKEN }}

    steps:
      - name: Checkout code
        uses: actions/checkout@v3
        with:
          ref: ${{ github.event.inputs.dev_branch }}

      - name: Install Node
        uses: actions/setup-node@v3
        with:
          node-version: 16

      - name: Install dependencies
        run: |
          cd .github/scripts/bbe
          npm install
          cd ../../..

      - name: Clone ballerina-distribution
        run: |
          git clone https://ballerina-bot:$GITHUB_TOKEN@github.com/ballerina-platform/ballerina-distribution.git
          cd ballerina-distribution
          git checkout -b ${{ github.event.inputs.distribution_branch }} origin/${{ github.event.inputs.distribution_branch }} || git checkout ${{ github.event.inputs.distribution_branch }}
          cd ..

      - name: Remove old BBE pages
        run: rm -rf swan-lake/by-example/*

      - name: Copy examples and index.json content
        run: |
          cp -r ballerina-distribution/examples .
          cp examples/index.json swan-lake/by-example/all-bbes.json

      - name: Generate BBEs
        run: node .github/scripts/bbe/convertMarkdown.js "examples" "swan-lake/by-example"

      - name: Generate BBE navigation
        run: node .github/scripts/bbe/generateNav.js "examples" "_data"

      - name: Format code using Prettier
        run: npx prettier -w swan-lake/by-example

      - name: Push BBE changes
        run: |
          git checkout automate-bbes-$GITHUB_SHA 2>/dev/null || git checkout -b automate-bbes-$GITHUB_SHA

          git config --global user.email "ballerina-bot@ballerina.org"
          git config --global user.name "ballerina-bot"

          git add swan-lake/by-example _data/ballerina-by-example-nav.yml
          git commit --allow-empty -m 'Update Ballerina Swan Lake by Examples'

          git push --set-upstream origin automate-bbes-$GITHUB_SHA
          echo 'Successfully pushed to automate-bbes-$GITHUB_SHA branch'

      - name: Create pull request for new BBEs
        shell: bash
        run: |
          curl -fsSL https://github.com/github/hub/raw/master/script/get | bash -s 2.14.1
          bin/hub pull-request -b ${{ github.event.inputs.dev_branch }} -m '[Automated] Update Ballerina By Example(BBEs) pages'
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}