<?php

namespace App\Transformers\Objects;

use App\Models\Objects\Field;
use App\Models\Objects\FieldType;
use App\Models\Objects\NirObject;
use App\Transformers\Assets\AssetTransformer;
use League\Fractal\Resource\Collection;
use League\Fractal\TransformerAbstract;

class ObjectPropertyTransformer extends TransformerAbstract {
    protected NirObject $object;

    public function __construct(NirObject $object) {
        $this->object = $object;
    }

    protected array $defaultIncludes = [

    ];

    protected array $availableIncludes = [
        'value', 'options'
    ];

    public function transform(Field $model): array {
        return [
            'id' => $model->uuid,
            'type' => $model->type,
            'name' => $model->name,
            'title' => $model->title,
            'required' => boolval($model->required),
            'multiple' => boolval($model->multiple),
            'filterable' => boolval($model->filterable),
            'hidden' => boolval($model->hidden),
            'related' => $model->params['related'] ?? null,
            'appearance' => $model->params['appearance'] ?? null
        ];
    }

    public function includeValue(Field $model) {
        if ($value = $model->getValue($this->object->id)) {
            if ($model->type === FieldType::RELATION) return $this->collection($value->filter(function($val) {return !is_null($val);}), $model->transformer);
            elseif (in_array($model->type, [FieldType::DOCUMENT, FieldType::IMAGE])) return $this->collection($value, new AssetTransformer());
            else return $this->primitive(['data' => $model->getValue($this->object->id)]);
        }
        return null;
    }

    public function includeOptions(Field $model): ?Collection {
        return $model->options ? $this->collection($model->options, $model->transformer) : null;
    }


}