pr-snapshot-release.yaml

name: PullRequest Snapshot Release

on:
  issue_comment:
    types:
      - created

concurrency: ${{ github.workflow }}-${{ github.ref }}

jobs:
  check:
    name: Check
    runs-on: ubuntu-latest
    permissions:
      contents: write
      issues: write
      pull-requests: write
    if: github.event.sender.type == 'User' && github.event.issue.pull_request && startsWith(github.event.comment.body, '/snapshot-release')
    steps:
      - name: Enforce permission requirement
        uses: prince-chrismc/check-actor-permissions-action@ce04efab4f468664a0ae6d9cc0c14e4a4e6cd70a # v3.0.1
        with:
          permission: write

      - name: Add initial reaction
        uses: peter-evans/create-or-update-comment@71345be0265236311c031f5c7866368bd1eff043 # v4.0.0
        with:
          comment-id: ${{ github.event.comment.id }}
          reactions: eyes

  # Build the package and upload it as an artifact
  build:
    name: Build
    uses: ./.github/workflows/.build.yaml
    needs: check
  snapshot:
    name: Snapshot Release
    runs-on: ubuntu-latest
    needs: build
    permissions:
      contents: write
      issues: write
      pull-requests: write
      id-token: write
    steps:
      - name: Validate pull request
        uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
        id: pr_data
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          script: |
            try {
              const pullRequest = await github.rest.pulls.get({
                owner: context.repo.owner,
                repo: context.repo.repo,
                pull_number: context.issue.number,
              })

              // Pull request from fork
              if (context.payload.repository.full_name !== pullRequest.data.head.repo.full_name) {
                const errorMessage = '`/snapshot-release` is not supported on pull requests from forked repositories.'

                await github.rest.issues.createComment({
                  issue_number: context.issue.number,
                  owner: context.repo.owner,
                  repo: context.repo.repo,
                  body: errorMessage,
                })

                core.setFailed(errorMessage)
              }
            } catch (err) {
              core.setFailed(`Request failed with error ${err}`)
            }

      - name: Checkout default branch
        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7

      - name: Checkout pull request branch
        run: gh pr checkout ${{ github.event.issue.number }}
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Reset changeset entries on changeset-release/main branch
        run: |
          if [[ $(git branch --show-current) == 'changeset-release/main' ]]; then
            git checkout origin/main -- .changeset
          fi

      - name: Setup
        uses: ./.github/actions/setup
      - name: Create an .npmrc
        run: |
          cat << EOF > "$HOME/.npmrc"
            //registry.npmjs.org/:_authToken=$NPM_TOKEN
          EOF
        env:
          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
      - name: Create and publish snapshot release
        uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
        id: snapshot-release
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          script: |
            await exec.exec('pnpm', ['exec', 'changeset', 'version', '--snapshot', 'pr' + context.issue.number])

            let stdout = '';
            await exec.exec('pnpm', ['exec', 'changeset', 'publish', '--snapshot', 'pr' + context.issue.number, '--no-git-tag', '--tag', 'develop'], {
              listeners: {
                stdout: (data) => {
                  stdout += data.toString();
                },
              }
            });

            const tags = Array.from(stdout.matchAll(/\S+@(\S+)/g)).map(([package]) => package)

            if (tags.length) {
              const multiple = tags.length > 1

              const body = (
                `🫰✨ **Thanks @${context.actor}! ` +
                `Your snapshot${multiple ? 's have' : ' has'} been published to npm.**\n\n` +
                `Test the snapshot${multiple ? 's' : ''} by updating your \`package.json\` ` +
                `with the newly published version${multiple ? 's' : ''}:\n` +
                tags.flatMap(tag => (
                  '```sh\n' +
                  `# Use npm\n` +
                  `npm install ${tag}\n` +
                  `# Use yarn\n` +
                  `yarn add ${tag}\n` +
                  `# Use pnpm\n` +
                  `pnpm add ${tag}\n` +
                  '```'
                )).join('\n')
              )
              await github.rest.issues.createComment({
                issue_number: context.issue.number,
                owner: context.repo.owner,
                repo: context.repo.repo,
                body,
              })
              core.setOutput('succeeded', 'true')
            } else {
              await github.rest.issues.createComment({
                issue_number: context.issue.number,
                owner: context.repo.owner,
                repo: context.repo.repo,
                body: `💥 **Snapshot release unsuccessful!** No tags have been found.\n\n` +
                      'Try running the command below and committing your changes.\n\n' +
                      '```sh\n' +
                      'yarn changeset\n' +
                      '```',
              })
              core.setOutput('succeeded', 'false')
            }

      - name: Add reaction
        uses: peter-evans/create-or-update-comment@71345be0265236311c031f5c7866368bd1eff043 # v4.0.0
        with:
          comment-id: ${{ github.event.comment.id }}
          reactions: ${{ steps.snapshot-release.outputs.succeeded == 'true' && 'rocket' || 'confused'}}