name: Lint

on:
  push:
  pull_request:

jobs:
  php-lint:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: shivammathur/setup-php@v2
        with:
          php-version: '8.2'
      - name: PHP Syntax-Check (alle Dateien)
        run: |
          set -e
          fail=0
          while IFS= read -r f; do
            php -l "$f" > /dev/null || fail=1
          done < <(git ls-files '*.php')
          exit $fail
      - name: Sprachdateien-Paritaet (de/en)
        run: |
          php -r '
            $de = require "lang/de.php"; $en = require "lang/en.php";
            $missing = array_merge(array_diff(array_keys($de), array_keys($en)), array_diff(array_keys($en), array_keys($de)));
            if ($missing) { fwrite(STDERR, "Fehlende Keys: " . implode(", ", $missing) . "\n"); exit(1); }
            echo "OK: " . count($de) . " Keys synchron\n";
          '