name: CI

on:
  push:
    branches:
      - main
      - develop
  pull_request:

jobs:
  lint:
    name: Coding Standards
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Setup PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: '8.3'
          tools: composer:v2

      - name: Cache Composer packages
        uses: actions/cache@v3
        with:
          path: ~/.composer/cache
          key: composer-${{ hashFiles('composer.json') }}

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

      - name: Run PHPCS
        run: composer cs


  static-analysis:
    name: PHPStan
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Setup PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: '8.3'
          tools: composer:v2

      - name: Cache Composer packages
        uses: actions/cache@v3
        with:
          path: ~/.composer/cache
          key: composer-${{ hashFiles('composer.json') }}

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

      - name: Run PHPStan
        run: composer lint

  test:
    name: Tests (PHP ${{ matrix.php }})
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        php:
          - '8.1'
          - '8.2'
          - '8.3'
    steps:
      - uses: actions/checkout@v4

      - name: Setup PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: ${{ matrix.php }}
          extensions: mbstring, intl
          coverage: none
          tools: composer:v2

      - name: Cache Composer packages
        uses: actions/cache@v3
        with:
          path: ~/.composer/cache
          key: ${{ matrix.php }}-composer-${{ hashFiles('composer.json') }}

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

      - name: Run PHPUnit
        run: composer test

  no-debug:
    name: No Debug Code
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Check for debug statements
        run: |
          if grep -rn --include="*.php" -E "(var_dump|var_export|print_r|error_log|dd\(|dump\()" src/; then
            echo "Debug code found in src/ — please remove before merging."
            exit 1
          fi

  build:
    name: Build Plugin Zip
    runs-on: ubuntu-latest
    # Only build a shippable artifact once changes land on main, and only
    # after the quality gates pass.
    needs: [lint, static-analysis, test, no-debug]
    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
    steps:
      - uses: actions/checkout@v4

      - name: Setup PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: '8.3'
          tools: composer:v2

      - name: Build plugin zip
        run: composer build

      - name: Read plugin version
        id: meta
        run: |
          version="$(sed -nE 's/^[[:space:]]*\*?[[:space:]]*Version:[[:space:]]*([^[:space:]]+).*/\1/p' unsupervised-schedular.php | head -1)"
          echo "version=${version}" >> "$GITHUB_OUTPUT"

      # Gitea/Actions re-zips artifacts on download. Upload the unpacked plugin
      # folder (not the built zip) so the downloaded archive's top level is
      # unsupervised-schedular/ and installs directly in WordPress. Uploading
      # the zip instead double-wraps it ("No valid plugins were found").
      - name: Unpack plugin for artifact
        run: unzip -q "dist/unsupervised-schedular-${{ steps.meta.outputs.version }}.zip" -d artifact

      - name: Upload artifact
        uses: actions/upload-artifact@v3
        with:
          name: unsupervised-schedular-${{ steps.meta.outputs.version }}
          path: artifact/
          if-no-files-found: error