<?php

namespace App\Products\ProductGroup;

use Komma\KMS\Core\Attributes\Attribute;
use Komma\KMS\Core\SectionController;
use App\Categories\Kms\CategoryModelService;
use App\Properties\Kms\PropertyService;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Collection;

class ProductGroupsController extends SectionController
{
    protected string $slug = "product_groups";
    protected string $classModelName = ProductGroup::class;
    protected ?string $forTranslationModelName = ProductGroupTranslation::class;

    /** @var CategoryModelService */
    private $categoryService;


    private $propertyService;

    public function __construct()
    {
        $section = new ProductGroupSection($this->slug);
        $this->modelService = new ProductGroupModelService();
        $this->categoryService = new CategoryModelService();
        $this->propertyService = new PropertyService();

        parent::__construct($section);
    }

    /**
     * A function that MUST delegate to services to accomplish loading.
     * It MUST NOT act like a service.
     *
     * @param Model $model
     * @param Collection $attributesByValueFrom Keys must be ValueFrom integers. Values must be Attributes that have the ValueFrom integers
     * @return Collection The same collection as you've passed in. Only "filled".
     */
    protected function load(Model $model, Collection $attributesByValueFrom = null): Collection
    {
        if($attributesByValueFrom === null) return new Collection();
        $attributesByValueFrom = parent::load($model, $attributesByValueFrom);
        $this->categoryService->load($model, $attributesByValueFrom->collapse());
        $this->siteService->load($model, $attributesByValueFrom->get(Attribute::ValueFromItself));
        $this->propertyService->load($model, $attributesByValueFrom->get(Attribute::ValueFromItself));
        return $attributesByValueFrom;
    }

    /**
     * A function that MUST delegate to services to accomplish saving.
     * It MUST NOT act like a service.
     *
     * @param Model $model
     * @param Collection $attributesByValueFrom Keys must be ValueFrom integers. Values must be Attributes that have the ValueFrom integers
     * @return Model
     */
    protected function save(Model $model, Collection $attributesByValueFrom = null): Model
    {
        if($attributesByValueFrom === null) return $model;
        $model = parent::save($model, $attributesByValueFrom);
        $model = $this->categoryService->save($model, $attributesByValueFrom->collapse());
        $model = $this->siteService->save($model, $attributesByValueFrom->get(Attribute::ValueFromItself));
        $model = $this->propertyService->save($model, $attributesByValueFrom->get(Attribute::ValueFromItself));
        return $model;
    }
}