word-salad/database/factories/ArticleFactory.php

<?php

namespace Database\Factories;

use App\Models\Author;
use App\Models\Article;
use Carbon\Carbon;
use Illuminate\Database\Eloquent\Factories\Factory;

/**
 * @extends \Illuminate\Database\Eloquent\Factories\Factory<\App\Models\Article>
 */
class ArticleFactory extends Factory
{
    /**
     * Configure the model factory.
     */
    public function configure(): static
    {
        return $this->afterMaking(function (Article $article) {
            $article->convertMarkdownToMarkup();
        })->afterCreating(function (Article $article) {
            // ...
        });
    }

    /**
     * The current User being used by the factory.
     */
    protected static Author $author;

    /**
     * The current Markdown body being used by the factory.
     */
    protected static string $markdown_body;

    /**
     * Define the model's default state.
     *
     * @return array<string, mixed>
     */
    public function definition(): array
    {
        return [
            'title' => fake()->words(3, true),
            'slug' => fake()->unique()->slug(),
            'author_id' => static::$author->id ??= Author::factory()->create()->id,
            'subtitle' => fake()->sentence(),
            'body' => '', // We'll update it after making using the on-Model method
            'published_at' => $this->generateRandomPublishDate(),
            'header_image_url' => fake()->imageUrl(),
            'markdown_body' => $this->generateMarkdown(),
            'processed_at' => fake()->date('Y-m-d H:m:s'),
        ];
    }

    /**
     * Indicate the model's associated Author
     */
    public function author(int|Author $author): static
    {
        if(is_int($author)) {
            $author = Author::findOrFail($author);
        }
        static::$author = $author;

        return $this->state(fn (array $attributes) => [
            'author_id' => $author->id,
        ]);
    }

    private function generateMarkdown()
    {
        $markdown_result = '';

        foreach(range(1,rand(15,45)) as $index) {
            $dice_roll = rand(0,100);

            if($dice_roll <= 50) { // Make a SubTitle
                $markdown_result .= '## ' . fake()->words(rand(1,5), true) . "\n";
            } elseif ($dice_roll <= 100) { // Make a paragraph
                $markdown_result .= fake()->sentences(rand(2,5), true) . "\n";
            }

            // Always append a new line
            $markdown_result .= "\n";
        }

        return $markdown_result;
    }

    private function generateRandomPublishDate(): Carbon
    {
        $isOlder = rand(0,1);
        if($isOlder) {
            return now()->subDays(rand(1,800));
        } else {
            return now()->addDays(rand(0,50));
        }
    }
}