name: CI

on:
  push:
    branches: [ main, master ]
  pull_request:
    branches: [ main, master ]

jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        php-version: ['8.0', '8.1', '8.2', '8.3', '8.4']
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Setup PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: ${{ matrix.php-version }}
          coverage: none

      - name: Cache Composer
        uses: actions/cache@v4
        with:
          path: ~/.composer/cache
          key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}
          restore-keys: |
            ${{ runner.os }}-composer-

      - name: Install dependencies
        env:
          COMPOSER_MEMORY_LIMIT: -1
        run: composer install --no-progress --prefer-dist --no-interaction

      - name: Dependency audit (Composer)
        run: composer audit --no-interaction

      - name: Run tests (PHPUnit)
        run: vendor/bin/phpunit --configuration phpunit.xml --testdox

      - name: Run static analysis (PHPStan)
        run: vendor/bin/phpstan analyse -c phpstan.neon
  lint:
    name: PHP Lint & Basic Checks (matrix)
    runs-on: ubuntu-latest
    strategy:
      matrix:
        php: [ '8.0', '8.1', '8.2' ]

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Setup PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: ${{ matrix.php }}

      - name: Show PHP version
        run: php -v

      - name: Install composer dependencies
        run: |
          composer --version || (curl -sS https://getcomposer.org/installer | php && mv composer.phar /usr/local/bin/composer)
          composer install --no-progress --no-suggest --prefer-dist --no-interaction

      - name: PHP -l lint (all .php files)
        run: |
          set -euo pipefail
          echo "Finding PHP files..."
          find . -name '*.php' -not -path './vendor/*' -print0 | xargs -0 -n1 -P4 php -l

      - name: Run PHPStan static analysis
        run: |
          set -euo pipefail
          vendor/bin/phpstan analyse --no-progress -c phpstan.neon

      - name: Run PHPUnit
        run: |
          set -euo pipefail
          if [ -x vendor/bin/phpunit ]; then
            vendor/bin/phpunit --configuration phpunit.xml --colors=always
          else
            echo 'phpunit not installed; skipping tests (composer install should have installed dev deps).'
            exit 0
          fi