<?php
namespace App\Komma\Shop\Products\Product;

use App\Komma\Kms\Core\AbstractTranslationModel;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Laravel\Scout\Searchable;
use TeamTNT\TNTSearch\Indexer\TNTIndexer;

/**
 * App\Komma\Shop\Products\Product\ProductTranslation
 *
 * @property-read \App\Komma\Globalization\Languages\Models\Language $language
 * @property-read \App\Komma\Shop\Products\Product\Product $translatable
 * @mixin \Eloquent
 * @property int $id
 * @property int $product_id
 * @property string $slug
 * @property string $name
 * @property string $subtitle
 * @property string $description
 * @property string $meta_title
 * @property string $meta_description
 * @property string $language_id
 * @property \Carbon\Carbon|null $created_at
 * @property \Carbon\Carbon|null $updated_at
 * @method static \Illuminate\Database\Eloquent\Builder|\App\Komma\Shop\Products\Product\ProductTranslation whereCreatedAt($value)
 * @method static \Illuminate\Database\Eloquent\Builder|\App\Komma\Shop\Products\Product\ProductTranslation whereDescription($value)
 * @method static \Illuminate\Database\Eloquent\Builder|\App\Komma\Shop\Products\Product\ProductTranslation whereId($value)
 * @method static \Illuminate\Database\Eloquent\Builder|\App\Komma\Shop\Products\Product\ProductTranslation whereLanguageId($value)
 * @method static \Illuminate\Database\Eloquent\Builder|\App\Komma\Shop\Products\Product\ProductTranslation whereMetaDescription($value)
 * @method static \Illuminate\Database\Eloquent\Builder|\App\Komma\Shop\Products\Product\ProductTranslation whereMetaTitle($value)
 * @method static \Illuminate\Database\Eloquent\Builder|\App\Komma\Shop\Products\Product\ProductTranslation whereName($value)
 * @method static \Illuminate\Database\Eloquent\Builder|\App\Komma\Shop\Products\Product\ProductTranslation whereProductId($value)
 * @method static \Illuminate\Database\Eloquent\Builder|\App\Komma\Shop\Products\Product\ProductTranslation whereSlug($value)
 * @method static \Illuminate\Database\Eloquent\Builder|\App\Komma\Shop\Products\Product\ProductTranslation wheresubtitle($value)
 * @method static \Illuminate\Database\Eloquent\Builder|\App\Komma\Shop\Products\Product\ProductTranslation whereUpdatedAt($value)
 * @property string $subname
 * @method static \Illuminate\Database\Eloquent\Builder|\App\Komma\Shop\Products\Product\ProductTranslation whereSubname($value)
 * @property string $video
 * @method static \Illuminate\Database\Eloquent\Builder|\App\Komma\Shop\Products\Product\ProductTranslation newModelQuery()
 * @method static \Illuminate\Database\Eloquent\Builder|\App\Komma\Shop\Products\Product\ProductTranslation newQuery()
 * @method static \Illuminate\Database\Eloquent\Builder|\App\Komma\Shop\Products\Product\ProductTranslation query()
 * @method static \Illuminate\Database\Eloquent\Builder|\App\Komma\Shop\Products\Product\ProductTranslation whereVideo($value)
 */
class ProductTranslation extends AbstractTranslationModel
{
    protected $fillable = ['slug', 'title', 'description', 'meta_title', 'meta_description', 'language_id', 'product_id'];

    use Searchable;

    public function searchableAs()
    {
        return 'products_translation_index';
    }

    public function toSearchableArray()
    {
        //Split name on space and create an array sorted descending by keyword candidate length
        $keywordCandidates = explode(' ', $this->name);
        $keywordCandidatesByLength = [];
        foreach($keywordCandidates as $keywordCandidate) $keywordCandidatesByLength[mb_strlen($keywordCandidate)] = $keywordCandidate;
        krsort($keywordCandidatesByLength);
        $keys = array_keys($keywordCandidatesByLength);
        $flk = (count($keywordCandidatesByLength) >= 1 && $keys[0] >= 4 && !is_numeric($keywordCandidatesByLength[$keys[0]])) ? $keywordCandidatesByLength[$keys[0]]: '';
        $slk = (count($keywordCandidatesByLength) >= 2 && $keys[1] >= 4 && !is_numeric($keywordCandidatesByLength[$keys[1]])) ? $keywordCandidatesByLength[$keys[1]]: '';
        $tlk = (count($keywordCandidatesByLength) >= 3 && $keys[2] >= 4 && !is_numeric($keywordCandidatesByLength[$keys[2]])) ? $keywordCandidatesByLength[$keys[2]]: '';


        $searchable = [
            'id' => $this->id,
//            'flk' => $flk, //First longest keyword
//            'slk' => $slk, //Second longest keyword
//            'tlk' => $tlk, //Third longest keyword
            'flk_trigrams' => (new TNTIndexer)->buildTrigrams($flk), //Tri gram is an n-gram of 3 letters.
//            'slk_trigrams' => (new TNTIndexer)->buildTrigrams($slk),
//            'tlk_trigrams' => (new TNTIndexer)->buildTrigrams($tlk),
            'active' => $this->active,
            'name' => $this->name,
//            'description' => $this->description,
        ];

        return $searchable;
    }

    public function translatable(): BelongsTo
    {
        return $this->BelongsTo(Product::class, 'product_id');
    }
}