prLinter.yml

name: PR Linter
on:
  pull_request:
    types:
    - opened
    - edited
    - synchronize
    - reopened
    - closed
    branches:
    - main
jobs:
  label:
    name: Label
    runs-on: ubuntu-latest
    steps:
    - name: Apply Label
      uses: actions/github-script@v6
      with:
        github-token: ${{ secrets.GITHUB_TOKEN }}
        script: >-
          const prefixes = [
            'INFRA:',
            'PROVISIONS:',
            'RELEASES:',
            'DATA:',
            'BROKERS:',
            'FOUNDATIONS:',
            'PROCESSINGS:',
            'ORCHESTRATIONS:',
            'COORDINATIONS:',
            'MANAGEMENTS:',
            'AGGREGATIONS:',
            'CONTROLLERS:',
            'CLIENTS:',
            'EXPOSERS:',
            'PROVIDERS:',
            'BASE:',
            'COMPONENTS:',
            'VIEWS:',
            'PAGES:',
            'ACCEPTANCE:',
            'INTEGRATIONS:',
            'CODE RUB:',
            'MINOR FIX:',
            'MEDIUM FIX:',
            'MAJOR FIX:',
            'DOCUMENTATION:',
            'CONFIG:',
            'STANDARD:',
            'DESIGN:',
            'BUSINESS:'
          ];


          const pullRequest = context.payload.pull_request;


          if (!pullRequest) {
            console.log('No pull request context available.');
            return;
          }


          const title = context.payload.pull_request.title;

          const existingLabels = context.payload.pull_request.labels.map(label => label.name);


          for (const prefix of prefixes) {
            if (title.startsWith(prefix)) {
              const label = prefix.slice(0, -1);
              if (!existingLabels.includes(label)) {
                console.log(`Applying label: ${label}`);
                await github.rest.issues.addLabels({
                  owner: context.repo.owner,
                  repo: context.repo.repo,
                  issue_number: context.payload.pull_request.number,
                  labels: [label]
                });
              }
              break;
            }
          }
    permissions:
      contents: read
      pull-requests: write
  requireIssueOrTask:
    name: Require Issue Or Task Association
    runs-on: ubuntu-latest
    steps:
    - name: Check out
      uses: actions/checkout@v3
    - name: Get PR Information
      id: get_pr_info
      uses: actions/github-script@v6
      with:
        script: >2-
              const pr = await github.rest.pulls.get({
                owner: context.repo.owner,
                repo: context.repo.repo,
                pull_number: context.payload.pull_request.number
              });

              const prOwner = pr.data.user.login || "";
              const prBody = pr.data.body || "";
              core.setOutput("prOwner", prOwner);
              core.setOutput("description", prBody);
              console.log(`PR Owner: ${prOwner}`);
              console.log(`PR Body: ${prBody}`);
    - name: Check For Associated Issues Or Tasks
      id: check_for_issues_or_tasks
      if: ${{ steps.get_pr_info.outputs.prOwner != 'dependabot[bot]' }}
      env:
        PR_BODY: ${{ steps.get_pr_info.outputs.description }}
      run: >2-
            if [[ -z "${PR_BODY:-}" ]]; then
              echo "Error: PR description does not contain any links to issue(s)/task(s) (e.g., 'closes #123' / 'closes AB#123' / 'fixes #123' / 'fixes AB#123')."
              exit 1
            fi

            NORMALIZED_PR_BODY=$(printf '%s' "$PR_BODY" | tr '\r\n' '  ' | tr -s ' ')

            if printf '%s' "$NORMALIZED_PR_BODY" | grep -Piq "(close|closes|closed|fix|fixes|fixed|resolve|resolves|resolved)\s*(\[#[0-9]+\]|#[0-9]+|\[AB#[0-9]+\]|AB#[0-9]+)"; then
              echo "Valid PR description."
            else
              echo "Error: PR description does not contain any links to issue(s)/task(s) (e.g., 'closes #123' / 'closes AB#123' / 'fixes #123' / 'fixes AB#123')."
              exit 1
            fi
      shell: bash
    permissions:
      contents: read
      pull-requests: read
  setAuthorAsPrAssignee:
    name: Set Author As PR Assignee
    runs-on: ubuntu-latest
    steps:
    - name: Set Author As PR Assignee
      uses: actions/github-script@v6
      with:
        github-token: ${{ secrets.GITHUB_TOKEN }}
        script: >
          const pr = context.payload.pull_request;

          if (!pr) {
            console.log('No pull request context available.');
            return;
          }


          const author = pr.user.login;

          if (author.endsWith('[bot]')) {
            console.log(`Skipping bot author: ${author}`);
            return;
          }


          console.log(`Assigning PR to author: ${author}`);


          await github.rest.issues.addAssignees({
            owner: context.repo.owner,
            repo: context.repo.repo,
            issue_number: pr.number,
            assignees: [author]
          });
    permissions:
      contents: read
      issues: write
      pull-requests: write