dispatch.yml

on:
  issue_comment:
    types: [created]

env:
  CI_REPO_OWNER: 'cupy'
  CI_REPO_NAME: 'self-hosted-ci'

jobs:
  pre-dispatch:
    if: github.repository_owner == 'cupy'
    runs-on: ubuntu-latest
    outputs:
      sha: ${{ steps.pull-request.outputs.sha }}
    steps:
    # TODO Support workflow_dispatch and push.
    - name: 'Handle Pull Request Comments'
      id: pull-request
      if: github.event_name == 'issue_comment' && github.event.issue.pull_request
      uses: actions/github-script@v7
      with:
        script: |
          // Check if the comment contain "/test rocm" request.
          const comments = context.payload.comment.body.split('\n');
          if (!lines.some(line => line.trim().startsWith('/test ') && line.includes('rocm'))) {
            return;
          }

          // Get the merge commit SHA.
          for (let i = 0; i < 10; i++) {
            const pr = await github.rest.pulls.get({
              owner: context.repo.owner,
              repo: context.repo.repo,
              pull_number: context.issue.number,
            });
            const mergeable = pr.data.mergeable;
            if (mergeable === null) {
              console.log('Waiting for GitHub to determine mergeability...');
              await new Promise(r => setTimeout(r, 1000));
              continue;
            }
            if (mergeable === true) {
               core.setOutput('sha', pr.data.merge_commit_sha);
            } else {
              core.setFailed('The pull request is not mergeable.');
            }
            break;
          }

  dispatch:
    needs: pre-dispatch
    runs-on: ubuntu-latest
    steps:
    - name: Generate Token
      id: generate-token
      uses: actions/create-github-app-token@v1
      with:
        app-id: ${{ vars.GH_APP_SELF_HOSTED_CI_ID }}
        private-key: ${{ secrets.GH_APP_SELF_HOSTED_CI_PEM }}
        owner: ${{ env.CI_REPO_OWNER }}
        repositories: ${{ env.CI_REPO_NAME }}
    - name: Dispach Self-Hosted CI
      uses: peter-evans/repository-dispatch@v3
      with:
        repository: ${{ env.CI_REPO_OWNER }}/${{ env.CI_REPO_NAME }}
        event-type: rocm-ci
        token: ${{ steps.generate-token.outputs.token }}
        client-payload: |
          {
            "sha": "${{ needs.pre-dispatch.outputs.sha }}"
          }