WP-LIT-MCP/tests/Support/DiviWriterFixture.php

<?php

declare(strict_types=1);

namespace LIT\MCP\Tests\Support;

use LIT\MCP\Integrations\Divi\Design\DesignSystemReader;
use LIT\MCP\Integrations\Divi\Pages\DiviComposition;
use LIT\MCP\Integrations\Divi\Pages\DiviPageLoader;
use LIT\MCP\Integrations\Divi\Pages\DiviSaver;
use LIT\MCP\Integrations\Divi\Pages\DiviWriter;
use LIT\MCP\Integrations\Divi\Pages\DynamicContentMap;
use LIT\MCP\Integrations\Divi\Schema\DiviModules;
use Mockery;
use Throwable;
use WP_Post;

/**
 * The Divi write stack of the page tests: DiviModules and DesignSystemReader serve the sample
 * catalog (builder 5.2.1) and design system, DiviComposition uses ComposeFixture's sanitizer and
 * media, and the saver records what it saves instead of touching the database.
 */
final class DiviWriterFixture
{
    public static function modules(): DiviModules
    {
        $modules = Mockery::mock(DiviModules::class);
        $modules->allows('catalog')->andReturn(DiviFixtures::catalog());
        $modules->allows('builderVersion')->andReturn('5.2.1');

        return $modules;
    }

    public static function designReader(): DesignSystemReader
    {
        $design = Mockery::mock(DesignSystemReader::class);
        $design->allows('read')->andReturn(DiviFixtures::designSystem());

        return $design;
    }

    /**
     * $design is the reader the writer gets too (one instance, like the live wiring); without
     * $registry the composition uses DynamicContentMap's default (VariableRef's built-in map in
     * unit tests, where Divi's classes are missing).
     */
    public static function composition(
        DesignSystemReader $design,
        bool $unfiltered = false,
        ?DynamicContentMap $registry = null
    ): DiviComposition {
        return new DiviComposition(
            self::modules(),
            $design,
            ComposeFixture::sanitizer($unfiltered),
            ComposeFixture::media(),
            $registry ?? new DynamicContentMap()
        );
    }

    /**
     * A DiviSaver whose save() appends the content to $saved, puts it on the post and reports
     * revision 811. Each call first takes the next entry of $failures and throws it, if any.
     *
     * @param list<string>    $saved
     * @param list<Throwable> $failures
     */
    public static function saver(array &$saved, array &$failures = []): DiviSaver
    {
        $saver = Mockery::mock(DiviSaver::class);
        $saver->allows('save')->andReturnUsing(static function (WP_Post $post, string $content) use (&$saved, &$failures): array {
            $failure = array_shift($failures);
            if ($failure !== null) {
                throw $failure;
            }
            $saved[] = $content;
            $post->post_content = $content;

            return ['revision_id' => 811, 'warnings' => []];
        });

        return $saver;
    }

    /** A ChangeLog that accepts records (log ids from 4711). */
    public static function log(): FakeChangeLog
    {
        return new FakeChangeLog(4711);
    }

    /**
     * The writer over the page of DiviFixtures::givenPost(), saving into $saved (see saver()).
     *
     * @param list<string>    $saved
     * @param list<Throwable> $failures
     */
    public static function writer(
        array &$saved,
        array &$failures = [],
        bool $unfiltered = false,
        ?DiviPageLoader $loader = null
    ): DiviWriter {
        $design = self::designReader();

        return new DiviWriter(
            $loader ?? new DiviPageLoader(DiviFixtures::schema()),
            self::saver($saved, $failures),
            self::log(),
            $design,
            self::composition($design, $unfiltered)
        );
    }
}