cd.yml

name: CD
on:
  push:
    branches:
      - 'cd/prod'

jobs:
  pull-request:
    name: Open PR to main
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Create Pull Request
        uses: actions/github-script@v6
        with:
          script: |
            const head = process.env.GITHUB_REF_NAME;
            const env = head.replace(/cd\//g, '');
            core.info(`Checking branch '${head}' for automated deployment to '${env}' environment...`);
            
            const { repo, owner } = context.repo;
            try {
              const result = await github.rest.pulls.create({
                title: `Deploy latest to \`${env}\` environment`,
                owner,
                repo,
                head,
                base: 'main',
                body: `Approve changes and merge this PR to trigger deployment to \`${env}\` environment.`
              });
              await github.rest.issues.addLabels({
                owner,
                repo,
                issue_number: result.data.number,
                labels: ['cd', `env:${env}`]
              });
            } catch (e) {
              if (!e.message.includes('A pull request already exists') && !e.message.includes('No commits between')) {
                throw e
              }
              core.info(`Skipped PR creation: ${e.message}`)
            }