name: CI

on: [push, pull_request]

jobs:
  build:
    runs-on: ubuntu-20.04

    strategy:
      fail-fast: false
      matrix:
        include:
          - { node-version: 14.x, lint: true, tests: true }
          - { node-version: 15.x, lint: false, tests: true }
          - { node-version: 16.x, lint: true, tests: true }
          - { node-version: 17.x, lint: true, tests: true }
          - { node-version: 18.x, lint: true, tests: true }
          - { node-version: 19.x, lint: true, tests: true }

    name: nodejs ${{ matrix.node-version }} (${{ matrix.lint && 'lint → ' || '' }}${{ matrix.tests && 'test → ' || '' }}build)

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

      - name: Use Node.js ${{ matrix.node-version }}
        uses: actions/setup-node@v3.8.1
        with:
          node-version: ${{ matrix.node-version }}

      - name: Cache node modules
        id: cache-npm
        uses: actions/cache@v3.3.1
        env:
          cache-name: cache-node-modules
        with:
          path: node_modules
          key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('**/package-lock.json', '**/package.json') }}

      - name: Cache eslint
        id: cache-eslint
        uses: actions/cache@v3.3.1
        env:
          cache-name: cache-eslint
        with:
          path: .eslintcache
          key: ${{ env.cache-name }}-${{ hashFiles('**/package-lock.json', '**/package.json') }}

      - name: Cache TypeScript
        id: cache-typescript
        uses: actions/cache@v3.3.1
        env:
          cache-name: cache-typescript
        with:
          path: .tsbuildinfo
          key: ${{ env.cache-name }}-${{ hashFiles('**/package-lock.json', '**/package.json') }}

      - name: Cache prettier
        id: cache-prettier
        uses: actions/cache@v3.3.1
        env:
          cache-name: cache-prettier
        with:
          path: node_modules/.cache/prettier/.prettier-cache
          key: ${{ env.cache-name }}-${{ hashFiles('**/package-lock.json', '**/package.json') }}

      - name: Install dependencies
        run: npm install
        if: ${{ steps.cache-npm.outputs.cache-hit != 'true' }}

      - name: Lint the project
        run: npm run lint
        if: ${{ matrix.lint }}

      - name: Run tests
        run: npm test
        if: ${{ matrix.tests }}

      - name: Upload code coverage
        uses: actions/upload-artifact@v3.1.2
        with:
          name: code-coverage
          path: coverage/lcov.info
        if: ${{ matrix.node-version == '18.x' }}

      - name: Build the project
        run: npm run build