run_pre_merge.yml

# Helpful YAML parser to clarify YAML syntax:
# https://yaml-online-parser.appspot.com/

name: Run Pre Merge

on:
  pull_request:
    # Triggered by default activities (synchronize, opened, reopened) + labeled.
    # https://docs.github.com/en/actions/writing-workflows/choosing-when-your-workflow-runs/events-that-trigger-workflows#pull_request
    types: [labeled, synchronize, opened, reopened]
    branches: ["main"]

concurrency:
  group: ${{ github.workflow }}-${{ github.ref || github.run_id }}
  cancel-in-progress: true

jobs:
  block-pr-merge:
    name: Block GitHub PR Merge
    runs-on: ubuntu-latest
    steps:
      - run: exit 1

  check-ci-run-label:
    name: Check ci:run label
    runs-on: ubuntu-latest
    steps:
      - run: echo "Run on branch $BRANCH_NAME by $PR_AUTHOR"
        env:
          BRANCH_NAME: ${{ github.head_ref }}
          PR_AUTHOR: ${{ github.event.pull_request.user.login }}
      - name: fail-without-ci_run
        if: ${{ !((github.event.pull_request.user.login == 'copybara-service[bot]') || contains(github.event.pull_request.labels.*.name, 'ci:run')) }}
        run: exit 1

  remove-ci-run-label:
    name: Remove ci:run label
    runs-on: ubuntu-latest
    needs: check-ci-run-label
    steps:
      - name: remove-cirun
        if: ${{ contains(github.event.pull_request.labels.*.name, 'ci:run') }}
        uses: actions/github-script@v5
        with:
          script: |
            github.rest.issues.removeLabel({
                issue_number: context.issue.number,
                owner: context.repo.owner,
                repo: context.repo.repo,
                name: 'ci:run'
            })
        continue-on-error: true

  run-formatting:
    name: Formatting
    needs: remove-ci-run-label
    uses: ./.github/workflows/formatting.yml
    with:
      trigger-sha: ${{ github.event.pull_request.head.sha }}

  run-generative-api-examples:
    name: Generative API Examples
    needs: remove-ci-run-label
    uses: ./.github/workflows/generative_api_examples.yml
    with:
      trigger-sha: ${{ github.event.pull_request.head.sha }}

  run-unittests-python:
    name: Unit Tests Python
    needs: remove-ci-run-label
    uses: ./.github/workflows/unittests_python.yml
    with:
      trigger-sha: ${{ github.event.pull_request.head.sha }}

  run-model-coverage:
    name: Model Coverage
    needs: remove-ci-run-label
    if: contains(github.event.pull_request.labels.*.name, 'ci:model-coverage')
    uses: ./.github/workflows/model_coverage.yml
    secrets: inherit
    with:
      trigger-sha: ${{ github.event.pull_request.head.sha }}