lint.yml

name: Lint

on:
  pull_request:
    branches: [main]
    paths:
      - '**.md'
  workflow_dispatch:

jobs:
  suggestions:
    runs-on: ubuntu-latest
    if: '! github.event.pull_request.head.repo.fork'
    permissions:
      pull-requests: write
    steps:
    - name: Checkout SAP repo
      run: |
        git config --global credential.helper "cache --timeout=3600"
        echo -e "url=https://user:${GH_TOKEN}@github.com\n" | git credential approve
        echo -e "url=https://user:${GH_TOKEN_PARENT}@github.tools.sap\n" | git credential approve
        git clone --depth 1 --no-single-branch https://github.tools.sap/cap/docs docs
        cd docs
        git checkout $GITHUB_HEAD_REF || git checkout main
        git submodule update --init --recursive
        cd @external
        git checkout $GITHUB_HEAD_REF
      env:
        GH_TOKEN:        ${{ secrets.GITHUB_TOKEN }}
        GH_TOKEN_PARENT: ${{ secrets.GH_TOKEN_PARENT }}
    - name: Use Node.js
      uses: actions/setup-node@v3
      with:
        node-version: 18.x
        cache: 'npm'
        cache-dependency-path: docs/package-lock.json
    - run: npm ci
      working-directory: docs
    - run: git checkout ${{ github.head_ref }}
      working-directory: docs/@external
    - name: Get changes
      id: changes
      working-directory: docs/@external
      run: |
        echo "DIFF_FILES=$(git diff --name-only --diff-filter=ACMRT ${{ github.event.pull_request.base.sha }} ${{ github.event.pull_request.head.sha }} -- '*.md' | xargs)" >> "$GITHUB_OUTPUT"
    - name: Run cspell
      if: steps.changes.outputs.DIFF_FILES != ''
      id: cspell
      continue-on-error: true
      working-directory: docs/@external
      run: |
        npx cspell --no-progress --show-suggestions --show-context ${{ steps.changes.outputs.DIFF_FILES }} >> ${{ github.workspace }}/docs/@external/CSPELL.log
    - name: Run markdownlint
      if: steps.changes.outputs.DIFF_FILES != ''
      id: markdownlint
      continue-on-error: true
      working-directory: docs/@external
      run: |
        npx markdownlint-cli --output ${{ github.workspace }}/docs/@external/MARKDOWNLINT.log -r markdownlint-rule-search-replace ${{ steps.changes.outputs.DIFF_FILES }}
    - name: Create review
      id: create_review
      if: steps.cspell.outcome == 'failure' || steps.markdownlint.outcome == 'failure'
      uses: actions/github-script@v6
      env:
        SHA: ${{ github.event.pull_request.head.sha }}
        BASE_DIR: ${{ github.workspace }}/docs/@external
        BASE_SHA: ${{ github.event.pull_request.base.sha }}
        PULL_NUMBER: ${{ github.event.number }}
        HEAD_SHA: ${{ github.event.pull_request.head.sha }}
        REPO: 'docs'
        REPO_OWNER: 'cap-js'
      with:
        script: |
          const script = require('${{ github.workspace }}/docs/@external/.github/etc/create-review.cjs')
          await script({github, context, core, require, exec})