pr-comment.yaml

name: Update PR details

# read-write repo token
# access to secrets
on:
  workflow_run:
    workflows: ["Build and check Erlang/OTP"]
    types:
      - requested
      - completed

# Limit concurrency so that we don't get any races between parallel actions
concurrency: pr-comment

jobs:
  pr-number:
    runs-on: ubuntu-20.04
    if: github.repository == 'erlang/otp'
    permissions:
      issues: read
    outputs:
      result: ${{ steps.pr-number.outputs.result }}
    steps:
      - uses: actions/checkout@v4.1.7
      - name: Fetch PR number
        id: pr-number
        env:
          GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
        run: |
           git clone https://github.com/talentdeficit/jsx
           (cd jsx && rebar3 compile)
           .github/scripts/get-pr-number.es erlang/otp \
             "${{ github.event.workflow_run.head_sha }}"

  starting-tests:
    runs-on: ubuntu-latest
    needs: pr-number
    permissions:
      issues: write
      pull-requests: write
    if: github.event.action == 'requested' && needs.pr-number.outputs.result != ''
    steps:
      - uses: actions/checkout@v4.1.7
      ## We create an initial comment with some useful help to the user
      - uses: actions/github-script@v7.0.1
        with:
          script: |
            const script = require('./.github/scripts/pr-comment.js');
            return await script({github, context, state: 'starting',
                   pr_number: ${{ needs.pr-number.outputs.result }} });

  finished-tests:
    runs-on: ubuntu-20.04
    needs: pr-number
    ## Limit concurrency so that only one job deploys to erlang.github.io
    concurrency: erlang.github.io-deploy
    permissions:
      issues: write
      checks: write
      pull-requests: write
    if: >-
          github.event.action == 'completed' &&
          needs.pr-number.outputs.result != '' &&
          github.event.workflow_run.conclusion != 'skipped'
    steps:
      - uses: actions/checkout@v4.1.7
      - name: Download and Extract Artifacts
        id: extract
        env:
          GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
        run: |
           mkdir -p artifacts && cd artifacts

           artifacts_url=${{ github.event.workflow_run.artifacts_url }}

           gh api "$artifacts_url" --paginate -q '.artifacts[] | [.name, .archive_download_url] | @tsv' | while read artifact
           do
             IFS=$'\t' read name url <<< "$artifact"
             if [ "$name" = "Unit Test Results" ] || [ "$name" = "Event File" ]; then
               gh api $url > "$name.zip"
               unzip -d "$name" "$name.zip"
             fi
           done

           if [ -d "Unit Test Results" ]; then
             echo "HAS_TEST_ARTIFACTS=true" >> $GITHUB_OUTPUT
           else
             echo "HAS_TEST_ARTIFACTS=false" >> $GITHUB_OUTPUT
           fi

      - uses: actions/checkout@v4.1.7
        with:
          token: ${{ secrets.ERLANG_TOKEN }}
          repository: 'erlang/erlang.github.io'
          path: erlang.github.io

      - name: Publish CT Test Results
        uses: EnricoMi/publish-unit-test-result-action@v2.17.0
        if: steps.extract.outputs.HAS_TEST_ARTIFACTS == 'true'
        with:
          commit: ${{ github.event.workflow_run.head_sha }}
          event_file: artifacts/Event File/event.json
          event_name: ${{ github.event.workflow_run.event }}
          check_name: "CT Test Results"
          files: "artifacts/**/*.xml"

      - name: Upload PR to github pages
        env:
          GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
        run: |
           git clone https://github.com/talentdeficit/jsx
           (cd jsx && rebar3 compile)
           mkdir -p "${GITHUB_WORKSPACE}/erlang.github.io/prs/"
           .github/scripts/sync-github-prs.es erlang/otp \
             "${GITHUB_WORKSPACE}/erlang.github.io/prs/" \
             "${{ needs.pr-number.outputs.result }}"

      - name: Deploy to github pages 🚀
        run: |
          cd erlang.github.io
          set -x
          git config user.name github-actions
          git config user.email github-actions@github.com
          git add .
          git add -u
          git update-index --refresh
          if ! git diff-index --quiet HEAD --; then
            git commit -m "Update github pages content"
            git push origin master
          fi

        ## Append some useful links and tips to the test results posted by
        ## Publish CT Test Results
      - uses: actions/github-script@v7.0.1
        if: always()
        with:
          script: |
            const script = require('./.github/scripts/pr-comment.js');
            return await script({github, context, state: 'finished',
                pr_number: ${{ needs.pr-number.outputs.result }} });