merged-to-main.yaml

name: Merged to Main

on:
  # Triggered when a pull request is closed or merged into the main branch
  pull_request:
    branches:
      - main
    types:
      - closed
  # Allow manual triggering of the workflow with a PR number input
  workflow_dispatch:
    inputs:
      pr_number:
        description: "PR Number"
        default: "200"
        required: true

env:
  # Slack webhook URL from secret
  CC_RELEASE_SLACK_WH: ${{ secrets.CC_RELEASE_SLACK_WH }}
jobs:
  send_release_notes:
    runs-on: ubuntu-latest
    environment: cc_pr_merge

    # This condition ensures the job runs only when a pull request is merged or the workflow is manually triggered
    if: ${{ (github.event_name != 'workflow_dispatch' && github.event.pull_request.merged) || github.event_name == 'workflow_dispatch' }}

    steps:
      # Step to check out the repository
      - name: Checkout repository
        uses: actions/checkout@v4

      # Step to install Octokit
      - name: Install Octokit
        run: npm i -D @octokit/rest

      # Step to set PR_NUMBER environment variable from the pull request event
      - name: Set PR Number from PR event
        if: ${{ github.event_name != 'workflow_dispatch' }}
        run: echo "PR_NUMBER=${{ github.event.pull_request.number }}" >> $GITHUB_ENV

      # Step to set PR_NUMBER environment variable from the workflow dispatch input
      - name: Set PR Number from Input
        if: ${{ github.event_name == 'workflow_dispatch' }}
        run: echo "PR_NUMBER=${{ github.event.inputs.pr_number }}" >> $GITHUB_ENV

      # Step to send release notes to the cc-changelog Slack channel
      - name: Sending Release Notes to cc-changelog slack channel
        uses: actions/github-script@v7
        with:
          script: |
            const { sendReleaseNotes } = require('./.github/workflows/src/send-slack.js')
            sendReleaseNotes(process.env.PR_NUMBER, process.env.CC_RELEASE_SLACK_WH)