.github/workflows/prerelease.yml

name: Release next

on:
  schedule:
    - cron: "0 0 * * *"
  release:
    types:
      - published
  workflow_dispatch:

concurrency:
  group: ${{ github.workflow }}
permissions:
  contents: write

env:
  PACKAGE: "@mdn/browser-compat-data"
  TAG: "next"
  REF: "main"

jobs:
  publish:
    if: github.repository == 'mdn/browser-compat-data'
    name: Publish next pre-release
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
        with:
          ref: ${{ env.REF }}

      - name: Setup Node
        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
        with:
          node-version-file: .nvmrc
          cache: npm
          package-manager-cache: true

      - name: Install
        run: npm ci

      - name: Build
        run: npm run build

      - name: Get commit hashes
        id: hash
        run: |
          {
            echo "SHORT_HASH=$(git rev-parse --short HEAD)"
            echo "FULL_HASH=$(git rev-parse HEAD)"
          } >> "$GITHUB_OUTPUT"

      - name: Ensure `next` pre-release exists
        env:
          GH_TOKEN: ${{ github.token }}
        run: |
          if ! gh release view "$TAG" >/dev/null 2>&1; then
            gh release create "$TAG" \
              --title "$PACKAGE@$TAG" \
              --notes "Bootstrapping next pre-release." \
              --prerelease
          fi

      - name: Draft existing release while we move the tag
        env:
          GH_TOKEN: ${{ github.token }}
        run: gh release edit --draft "$TAG"

      - name: Move the `next` tag
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git tag --force "$TAG"
          git push --force origin "$TAG"

      - name: Publish the pre-release
        env:
          GH_TOKEN: ${{ github.token }}
          SHORT_HASH: ${{ steps.hash.outputs.SHORT_HASH }}
          NOTES: "Experimental nightly prerelease generated from the [`${{ env.REF }}`](${{ github.server_url }}/${{ github.repository }}/tree/${{ env.REF }}) branch (currently at [`${{ steps.hash.outputs.SHORT_HASH }}`](${{ github.server_url }}/${{ github.repository }}/commit/${{ steps.hash.outputs.FULL_HASH }}))."
        run: |
          gh release edit \
            --verify-tag \
            --title "$PACKAGE@$TAG" \
            --notes "$NOTES" \
            --prerelease \
            --draft=false \
            "$TAG"
          gh release upload --clobber "$TAG" build/data.json