WP-LIT-MCP/tests/Unit/Integrations/WordPress/Content/PostPresenterTest.php

<?php

declare(strict_types=1);

namespace LIT\MCP\Tests\Unit\Integrations\WordPress\Content;

use Brain\Monkey\Functions;
use LIT\MCP\Abilities\Rev;
use LIT\MCP\Integrations\WordPress\Content\PostPresenter;
use LIT\MCP\Integrations\WordPress\Schema\ContentSchema;
use LIT\MCP\Integrations\WordPress\Schema\FieldDefinition;
use LIT\MCP\Integrations\WordPress\Schema\FieldSource;
use LIT\MCP\Tests\Unit\TestCase;
use Mockery;
use stdClass;
use WP_Post;
use WP_Term;

final class PostPresenterTest extends TestCase
{
    private function stubLinks(): void
    {
        Functions\when('get_permalink')->justReturn('https://kunde.de/team/');
        Functions\when('get_edit_post_link')->justReturn('https://kunde.de/wp-admin/post.php?post=5&action=edit');
        Functions\when('get_preview_post_link')->justReturn('https://kunde.de/?p=5&preview=true');
        Functions\when('get_the_author_meta')->justReturn('Jan');
        Functions\when('get_page_template_slug')->justReturn('');
    }

    public function testSummaryContainsCoreDataAndUrls(): void
    {
        $this->stubLinks();
        Functions\when('get_post_meta')->justReturn('');
        $post = new WP_Post(['ID' => 5, 'post_type' => 'page', 'post_title' => 'Team', 'post_name' => 'team']);

        $summary = (new PostPresenter(Mockery::mock(ContentSchema::class)))->summary($post);

        self::assertSame(5, $summary['id']);
        self::assertSame('Team', $summary['title']);
        self::assertSame('team', $summary['slug']);
        self::assertSame('https://kunde.de/team/', $summary['url']);
        self::assertFalse($summary['divi']);
    }

    public function testFullReadsTermsFieldsAndFeaturedImage(): void
    {
        $this->stubLinks();
        Functions\when('get_post_meta')->alias(static fn (int $id, string $key) => match ($key) {
            '_wp_attachment_image_alt' => 'Porträt',
            default => '',
        });
        Functions\when('wp_get_post_terms')->justReturn([new WP_Term(['term_id' => 4, 'name' => 'News', 'slug' => 'news'])]);
        Functions\when('get_post_thumbnail_id')->justReturn(33);
        Functions\when('wp_get_attachment_url')->justReturn('https://kunde.de/wp-content/uploads/foto.jpg');
        $role = new FieldDefinition('role', 'Funktion', 'string', 'pods', 'writable');
        $source = Mockery::mock(FieldSource::class);
        $source->expects('read')->with(5, $role)->andReturn('Leitung');
        $schema = Mockery::mock(ContentSchema::class);
        $schema->allows('taxonomies')->andReturn([['name' => 'category', 'label' => 'Kategorien', 'hierarchical' => true]]);
        $schema->allows('fields')->andReturn(['role' => $role]);
        $schema->allows('sourceOf')->andReturn($source);
        $post = new WP_Post(['ID' => 5, 'post_type' => 'lit_person', 'post_content' => '<p>Hallo</p>', 'post_author' => '2']);

        $full = (new PostPresenter($schema))->full($post);

        self::assertSame('<p>Hallo</p>', $full['content']);
        self::assertSame(['category' => [['id' => 4, 'name' => 'News', 'slug' => 'news']]], $full['terms']);
        self::assertSame(['role' => 'Leitung'], $full['fields']);
        self::assertSame(['id' => 33, 'url' => 'https://kunde.de/wp-content/uploads/foto.jpg', 'alt' => 'Porträt'], $full['featured_image']);
        self::assertSame(['id' => 2, 'name' => 'Jan'], $full['author']);
        self::assertSame(Rev::ofPost($post), $full['rev']);
        self::assertSame([], $full['hints']);
    }

    public function testDiviContentIsWithheldAndPointsToTheDiviOutline(): void
    {
        $this->stubLinks();
        Functions\when('get_post_meta')->alias(static fn (int $id, string $key) => $key === '_et_pb_use_builder' ? 'on' : '');
        Functions\when('get_post_thumbnail_id')->justReturn(0);
        $schema = Mockery::mock(ContentSchema::class);
        $schema->allows('taxonomies')->andReturn([]);
        $schema->allows('fields')->andReturn([]);
        $post = new WP_Post(['ID' => 5, 'post_type' => 'page', 'post_content' => '<!-- wp:divi/section /-->']);

        $full = (new PostPresenter($schema))->full($post);

        self::assertTrue($full['divi']);
        self::assertNull($full['content']);
        self::assertNull($full['featured_image']);
        self::assertStringContainsString('lit-divi-outline', $full['hints'][0]);
        self::assertInstanceOf(stdClass::class, $full['terms']);
        self::assertInstanceOf(stdClass::class, $full['fields']);
        self::assertSame(Rev::ofPost($post), $full['rev']);
    }

    public function testPasswordAndProtectedReadonlyMetaFieldsAreOmitted(): void
    {
        $this->stubLinks();
        Functions\when('get_post_meta')->justReturn('');
        Functions\when('get_post_thumbnail_id')->justReturn(0);
        $password = new FieldDefinition('secret', 'Secret', 'password', 'pods', 'writable');
        $protected = new FieldDefinition('_internal', 'Internal', 'string', 'meta', 'readonly');
        $visible = new FieldDefinition('role', 'Funktion', 'string', 'pods', 'writable');
        $source = Mockery::mock(FieldSource::class);
        $source->expects('read')->once()->with(5, $visible)->andReturn('Leitung');
        $schema = Mockery::mock(ContentSchema::class);
        $schema->allows('taxonomies')->andReturn([]);
        $schema->allows('fields')->andReturn(['secret' => $password, '_internal' => $protected, 'role' => $visible]);
        $schema->allows('sourceOf')->andReturn($source);
        $post = new WP_Post(['ID' => 5, 'post_type' => 'lit_person']);

        $full = (new PostPresenter($schema))->full($post);

        self::assertSame(['role' => 'Leitung'], $full['fields']);
    }

    public function testDiviIsAlsoDetectedFromBlockMarkup(): void
    {
        Functions\when('get_post_meta')->justReturn('');

        self::assertTrue(PostPresenter::usesDivi(new WP_Post(['post_content' => 'x <!-- wp:divi/text {} /--> y'])));
        self::assertFalse(PostPresenter::usesDivi(new WP_Post(['post_content' => '<!-- wp:paragraph -->'])));
    }
}