<?php

namespace App\Services\BundleCreators\Creators;

use App\Classes\Bundle;
use App\Exceptions\BundleAlreadyExists;
use Illuminate\Filesystem\FilesystemAdapter;
use Illuminate\Support\Str;

use function Laravel\Prompts\confirm;
use function Laravel\Prompts\text;

class BlogBundleCreator extends BaseBundleCreator
{
    private static string $section = 'blog';

    public function __construct(protected ?array $data, protected FilesystemAdapter $disk)
    {
    }

    /**
     * Create a bundle
     */
    public function createBundle(): string
    {
        $title = $this->data['title'];
        $date  = $this->data['publish_today'] ? now() : now()->addDay();
        $path  = sprintf('%s/%s/%s', static::$section, $date->format('Y/m/d'), Str::slug($title));

        $bundle = new Bundle($path, $this->disk);

        if ($bundle->exists()) {
            throw new BundleAlreadyExists(
                sprintf('A bundle already exists in %s', $path)
            );
        }

        $bundle->markdown()->set('');
        $bundle->metadata()->setMany([
            'title' => $title,
            'date'  => $date->toIso8601String(),
        ]);

        $bundle->save();

        return $path;
    }

    /**
     * Return a boolean value indicating if the creator can actually make the
     * bundle using known data.
     */
    public function canCreateBundle(): bool
    {
        return array_key_exists('publish_today', $this->data)
            && !empty($this->data['title']);
    }

    /**
     * Return an array describing what kind of data the creator needs in
     * addition to the one it already has
     */
    public function formSpecs(): ?array
    {
        $specs = [];

        if (empty($this->data['title'])) {
            $specs['title'] = fn () => text('Article title', '', '', true);
        }

        $today    = now()->format('d/m/Y');
        $tomorrow = now()->addDay()->format('d/m/Y');

        if (!array_key_exists('publish_today', $this->data)) {
            $specs['publish_today'] = fn () => confirm(
                'Do you want to publish today?',
                true,
                sprintf('%s (%s)', 'Publish today', $today),
                sprintf('%s (%s)', 'Publish tomorrow', $tomorrow)
            );
        }

        return $specs;
    }

    /**
     * Return a boolean value indicating if this creator in particular can
     * create bundles for specified section
     */
    public static function handles(string $section, ?array $data = []): bool
    {
        return $section === static::$section;
    }
}