<?php

namespace App\Services\BundleCreators\Creators;

use App\Classes\Bundle;
use App\Exceptions\BundleAlreadyExists;
use App\Services\Wikidata\WikidataClient;
use App\Services\Wikidata\WikidataExtractor;
use Exception;
use Illuminate\Filesystem\FilesystemAdapter;
use Illuminate\Support\Str;

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

class CriticBundleCreator extends BaseBundleCreator
{
    private static string $section = 'critiques';

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

    /**
     * Create a bundle
     */
    public function createBundle(): string
    {
        $entityId = $this->data['entity_id'];

        if ($entityId === false) {
            throw new Exception('Bundle creation cancelled');
        }

        $kind   = $this->data['kind'];
        $title  = $this->data['title'];
        $slug   = Str::slug($title);
        $date   = now();
        $path   = sprintf('%s/%s/%s', static::$section, $kind, $slug);
        $bundle = new Bundle($path, $this->disk);

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

        $wikidata       = app()->make(WikidataClient::class);
        $extractor      = app()->make(WikidataExtractor::class);
        $completeEntity = $wikidata->getEntityData($entityId, true)['entities'][$entityId];

        $extractor->extract($completeEntity, $entityId);

        $bundle->metadata('wikidata/included')->setMany($extractor->included());
        $bundle->metadata('wikidata/excluded')->setMany($extractor->excluded());
        $bundle->metadata('wikidata/unused')->setMany($extractor->unused());
        $bundle->metadata('wikidata/entity')->setMany($extractor->everythingElse());

        $frenchTitle   = $bundle->metadata('wikidata/entity')->get('labels.fr.value', null);
        $originalTitle = $bundle->metadata('wikidata/entity')->get('labels.en.value', null);

        if (!empty($originalTitle)) {
            $bundle->metadata()->set('title', $originalTitle);

            if (!empty($frenchTitle) && $frenchTitle !== $originalTitle) {
                $bundle->metadata()->set('subTitle', $frenchTitle);
            }
        }

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

        $bundle->markdown()->set('');

        $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
            !empty($this->data['kind'])
            && !empty($this->data['title'])
            && array_key_exists('entity_id', $this->data);
    }

    /**
     * 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['kind'])) {
            $specs['kind'] = fn () => select('Media kind', $this->listKinds());
        }

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

        if (!empty($this->data['kind']) && !empty($this->data['title']) && empty($this->data['entity_id'])) {
            $options = app()->make(WikidataClient::class)->searchEntityId($this->data['title']);

            if (!empty($options)) {
                $specs['entity_id'] = fn () => select('Confirm searched work', $options);
            } else {
                $specs['entity_id'] = fn () => confirm(
                    'No entityId was found in Wikidata for this work. Do you want to create the bundle anyway?'
                );
            }
        }

        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;
    }

    private function listKinds()
    {
        $bundles = Bundle::findBundles($this->disk, static::$section);
        $kinds   = [];

        foreach ($bundles as $bundle) {
            $kinds[basename($bundle->getPath())] = $bundle->metadata()->get('title');
        }

        asort($kinds, SORT_NATURAL);

        return $kinds;
    }
}