ref-sample-data/.github/workflows/pr-comment.yaml at 7de5f94f1fed5faf0b0efd1cf80ae522cbaa650a · Climate-REF/ref-sample-data · GitHub

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# Run the regeneration when a comment is made on a PR that contains the text "/regenerate".
# Draws from a very useful blog article: https://grem1.in/post/gha-comment-trigger/

name: PR comment handling
on:
  issue_comment:
    types:
      - created

jobs:
  regenerate:
    name: Regenerate sample data
    runs-on: self-hosted
    if: ${{ github.event.issue.pull_request && github.event.comment.body == '/regenerate' }}
    permissions:
      contents: read
      pull-requests: write
    steps:
      - name: Put a reaction to the comment
        run: gh api graphql --silent --raw-field query="mutation AddReaction {addReaction(input:{subjectId:\"$NODE_ID\",content:EYES}){reaction{content}subject{id}}}"
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          NODE_ID: ${{ github.event.comment.node_id }}

      - name: Check if PR is open
        run: |
          STATE=$(gh pr view $PR_NUMBER --repo ${{ github.repository }} --json state --jq .state)
          if [ "$STATE" != "OPEN" ]; then
            echo "Cannot build for closed PRs"
            (
              echo "**${{ github.workflow }}**"
              echo "Cannot build regenerate the smaple data for a closed PR."
            ) | \
            gh pr comment "${PR_NUMBER}" --repo ${{ github.repository }} -F -
            gh api graphql --silent --raw-field query="mutation AddReaction {addReaction(input:{subjectId:\"$NODE_ID\",content:THUMBS_DOWN}){reaction{content}subject{id}}}"
            gh api graphql --silent --raw-field query="mutation RemoveReaction {removeReaction(input:{subjectId:\"$NODE_ID\",content:EYES}){reaction{content}subject{id}}}"
            exit 1
          fi
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          PR_NUMBER: ${{ github.event.issue.number }}
          NODE_ID: ${{ github.event.comment.node_id }}

      - name: Get PR HEAD branch and repository
        id: getRepository
        # This gets the PR's head ref name (aka branch)
        # We can't use the SHA or the default because of how this workflow is triggered
        run: |
          echo "pr_branch=$(gh pr view $PR_NUMBER --repo ${{ github.repository }} --json headRefName | jq -r '.headRefName')" >> $GITHUB_OUTPUT
          echo "owner=$(gh pr view $PR_NUMBER --repo ${{ github.repository }} --json headRepositoryOwner | jq -r '.headRepositoryOwner.login')" >> $GITHUB_OUTPUT
          echo "repository=$(gh pr view $PR_NUMBER --repo ${{ github.repository }} --json headRepository | jq -r '.headRepository.name')" >> $GITHUB_OUTPUT
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          PR_NUMBER: ${{ github.event.issue.number }}

      - name: Checkout source code from Github
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          repository: '${{ steps.getRepository.outputs.owner }}/${{ steps.getRepository.outputs.repository }}'
          ref: ${{ steps.getRepository.outputs.pr_branch }}
          token: ${{ secrets.PAT }}

      - name: Run the regeneration
        uses: ./.github/actions/regenerate

      - name: Final Comment
        run: |
          gh api graphql --silent --raw-field query="mutation AddReaction {addReaction(input:{subjectId:\"$NODE_ID\",content:THUMBS_UP}){reaction{content}subject{id}}}"
          gh api graphql --silent --raw-field query="mutation RemoveReaction {removeReaction(input:{subjectId:\"$NODE_ID\",content:EYES}){reaction{content}subject{id}}}"
          (
            echo "**${{ github.workflow }}**"
            echo "The regenerate task is done!"
            echo
            echo "You can find the workflow here:"
            echo "${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}"
          ) | \
          gh pr comment "${PR_NUMBER}" --repo ${{ github.repository }} -F -
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          PR_NUMBER: ${{ github.event.issue.number }}
          NODE_ID: ${{ github.event.comment.node_id }}

  notify-job:
    needs: [regenerate]
    runs-on: ubuntu-latest
    permissions:
      contents: read
      pull-requests: write
    if: ${{ always() && contains(needs.*.result, 'failure') }}
    steps:
      - name: Notify on Failure
        run: |
          gh api graphql --silent --raw-field query="mutation AddReaction {addReaction(input:{subjectId:\"$NODE_ID\",content:THUMBS_DOWN}){reaction{content}subject{id}}}"
          gh api graphql --silent --raw-field query="mutation RemoveReaction {removeReaction(input:{subjectId:\"$NODE_ID\",content:EYES}){reaction{content}subject{id}}}"
          (
            echo "**${{ github.workflow }}**"
            echo "**Something went wrong!**"
            echo
            echo "**Details:** ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}"
          ) | \
          gh pr comment "${PR_NUMBER}" --repo ${{ github.repository }} -F -
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          PR_NUMBER: ${{ github.event.issue.number }}
          NODE_ID: ${{ github.event.comment.node_id }}