name: Test Master

on:
  push:
    branches:
      - master

jobs:
  install-and-build:
    runs-on: ubuntu-latest

    timeout-minutes: 30

    strategy:
      matrix:
        node-version: [18.x, 20.5]

    steps:
      - uses: actions/checkout@v3.5.3

      - uses: pnpm/action-setup@v2.4.0

      - name: Use Node.js ${{ matrix.node-version }}
        uses: actions/setup-node@v3.7.0
        with:
          node-version: ${{ matrix.node-version }}
          cache: pnpm

      - name: Install dependencies
        run: pnpm install --frozen-lockfile

      - name: Build
        run: pnpm build

      - name: Cache build artifacts
        uses: actions/cache/save@v3.3.1
        with:
          path: ./packages/**/dist
          key: ${{ github.sha }}-base:${{ matrix.node-version }}-test-lint

  unit-test:
    name: Unit tests
    uses: ./.github/workflows/units-tests-reusable.yml
    needs: install-and-build
    strategy:
      matrix:
        node-version: [18.x, 20.5]
    with:
      ref: ${{ inputs.branch }}
      nodeVersion: ${{ matrix.node-version }}
      cacheKey:  ${{ github.sha }}-base:${{ matrix.node-version }}-test-lint

  lint:
    name: Lint changes
    runs-on: ubuntu-latest
    needs: install-and-build
    strategy:
      matrix:
        node-version: [18.x, 20.5]
    steps:
      - uses: actions/checkout@v3.5.3
        with:
          repository: n8n-io/n8n
          ref: ${{ inputs.branch }}

      - uses: pnpm/action-setup@v2.4.0

      - name: Use Node.js ${{ matrix.node-version }}
        uses: actions/setup-node@v3.7.0
        with:
          node-version: ${{ matrix.node-version }}
          cache: pnpm

      - name: Install dependencies
        run: pnpm install --frozen-lockfile

      - name: Restore cached build artifacts
        uses: actions/cache/restore@v3.3.1
        with:
          path: ./packages/**/dist
          key: ${{ github.sha }}-base:${{ matrix.node-version }}-test-lint

      - name: Lint
        env:
          CI_LINT_MASTER: true
        run: pnpm lint

  notify-on-failure:
    name: Notify Slack on failure
    runs-on: ubuntu-latest
    needs: [unit-test, lint]
    steps:
      - name: Notify Slack on failure
        uses: act10ns/slack@v2.0.0
        if: failure()
        with:
          status: ${{ job.status }}
          channel: '#updates-build-alerts'
          webhook-url: ${{ secrets.SLACK_WEBHOOK_URL }}
          message: Master branch (build or test or lint) failed (${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }})