Class Webkul\Product\Helpers\Price does not exist

[ehdava]

Just pull the latest from master in bagisto,

P.S. i pull from the master because i need the locale category to work

and then i got this message after i add a product

what should i do with this?

[rahul]

Hi @ehdava

Did you using marketplace with this one ?

Thanks

[karim]

here is the required file
copy it to file named Price.php

<?php

namespace Webkul\Product\Helpers;

use Carbon\Carbon;
use Webkul\Product\Models\Product;
use Webkul\Product\Models\ProductFlat;
use Webkul\Customer\Repositories\CustomerGroupRepository;
use Webkul\CatalogRule\Repositories\CatalogRuleProductPriceRepository;
use Webkul\CatalogRule\Helpers\CatalogRuleProductPrice;

class Price extends AbstractProduct
{
/**
* CustomerGroupRepository object
*/
protected $customerGroupRepository;

/**
 * CatalogRuleProductPrice object
 */
protected $catalogRuleProductPriceHelper;

/**
 * Create a new helper instance.
 *
 * @param  Webkul\Customer\Repositories\CustomerGroupRepository              $customerGroupRepository
 * @param  Webkul\CatalogRule\Repositories\CatalogRuleProductPriceRepository $catalogRuleProductPriceRepository
 * @param  Webkul\CatalogRule\Repositories\CatalogRuleProductPrice           $catalogRuleProductPriceHelper
 * @return void
 */
public function __construct(
    CustomerGroupRepository $customerGroupRepository,
    CatalogRuleProductPriceRepository $catalogRuleProductPriceRepository,
    CatalogRuleProductPrice $catalogRuleProductPriceHelper
)
{
    $this->customerGroupRepository = $customerGroupRepository;

    $this->catalogRuleProductPriceRepository = $catalogRuleProductPriceRepository;

    $this->catalogRuleProductPriceHelper = $catalogRuleProductPriceHelper;
}

/**
 * Returns the product's minimal price
 *
 * @param Product $product
 * @return float
 */
public function getMinimalPrice($product)
{
    static $price = [];

    if(array_key_exists($product->id, $price))
        return $price[$product->id];

    if ($product->type == 'configurable') {
        return $price[$product->id] = $this->getVariantMinPrice($product);
    } else {
        if ($this->haveSpecialPrice($product))
            return $price[$product->id] = $product->special_price;

        return $price[$product->id] = $product->price;
    }
}

/**
 * Returns the product's minimal price
 *
 * @param Product $product
 * @return float
 */
public function getVariantMinPrice($product)
{
    static $price = [];

    $finalPrice = [];

    if (array_key_exists($product->id, $price))
        return $price[$product->id];

    if ($product instanceof ProductFlat) {
        $productId = $product->product_id;
    } else {
        $productId = $product->id;
    }

    $qb = ProductFlat::join('products', 'product_flat.product_id', '=', 'products.id')
            ->where('products.parent_id', $productId);

    $result = $qb
            ->distinct()
            ->selectRaw('IF( product_flat.special_price_from IS NOT NULL
            AND product_flat.special_price_to IS NOT NULL , IF( NOW( ) >= product_flat.special_price_from
            AND NOW( ) <= product_flat.special_price_to, IF( product_flat.special_price IS NULL OR product_flat.special_price = 0 , product_flat.price, LEAST( product_flat.special_price, product_flat.price ) ) , product_flat.price ) , IF( product_flat.special_price_from IS NULL , IF( product_flat.special_price_to IS NULL , IF( product_flat.special_price IS NULL OR product_flat.special_price = 0 , product_flat.price, LEAST( product_flat.special_price, product_flat.price ) ) , IF( NOW( ) <= product_flat.special_price_to, IF( product_flat.special_price IS NULL OR product_flat.special_price = 0 , product_flat.price, LEAST( product_flat.special_price, product_flat.price ) ) , product_flat.price ) ) , IF( product_flat.special_price_to IS NULL , IF( NOW( ) >= product_flat.special_price_from, IF( product_flat.special_price IS NULL OR product_flat.special_price = 0 , product_flat.price, LEAST( product_flat.special_price, product_flat.price ) ) , product_flat.price ) , product_flat.price ) ) ) AS final_price')
            ->where('product_flat.channel', core()->getCurrentChannelCode())
            ->where('product_flat.locale', app()->getLocale())
            ->get();

    foreach ($result as $price) {
        $finalPrice[] = $price->final_price;
    }

    $rulePrice =  null;

    if (request()->route()->getPrefix() != 'admin/catalog') {
        $rulePrice = $this->catalogRuleProductPriceRepository->scopeQuery(function($query) use($product) {
            return $query->selectRaw('min(price) as price')
                        ->whereIn('product_id', $product->variants()->pluck('product_id')->toArray())
                        ->where('channel_id', core()->getCurrentChannel()->id)
                        ->where('customer_group_id', $this->getCurrentCustomerGroupId())
                        ->where('rule_date', Carbon::now()->format('Y-m-d'));
        })->first();
    }

    if (empty($finalPrice) && ! $rulePrice)
        return $price[$productId] = 0;

    if ($rulePrice && $rulePrice->price && min($finalPrice) > $rulePrice->price)
        return $price[$productId] = $rulePrice->price;

    return $price[$productId] = min($finalPrice);
}

/**
 * Returns the product's minimal price
 *
 * @param Product $product
 * @return float
 */
public function getSpecialPrice($product)
{
    static $price = [];

    if(array_key_exists($product->id, $price))
        return $price[$product->id];

    if ($this->haveSpecialPrice($product)) {
        return $price[$product->id] = $product->special_price;
    } else {
        return $price[$product->id] = $product->price;
    }
}

/**
 * @param Product $product
 * @return boolean
 */
public function haveSpecialPrice($product)
{
    if ($product instanceof ProductFlat) {
        $rulePrice = $this->catalogRuleProductPriceHelper->getRulePrice($product->product);
    } else {
        $rulePrice = $this->catalogRuleProductPriceHelper->getRulePrice($product);
    }

    if ((is_null($product->special_price) || ! (float) $product->special_price) && ! $rulePrice)
        return false;

    if (! (float) $product->special_price) {
        if ($rulePrice) {
            $product->special_price = $rulePrice->price;

            return true;
        }
    } else {
        if ($rulePrice && $rulePrice->price <= $product->special_price) {
            $product->special_price = $rulePrice->price;

            return true;
        } else {
            if (core()->isChannelDateInInterval($product->special_price_from, $product->special_price_to))
                return true;
        }
    }

    return false;
}

/**
 * Returns current customer group id
 *
 * @return integer|null
 */
public function getCurrentCustomerGroupId()
{
    $guard = request()->has('token') ? 'api' : 'customer';

    if (auth()->guard($guard)->check()) {
        $customerGroupId = auth()->guard($guard)->user()->customer_group_id;
    } else {
        $customerGroupId = $this->customerGroupRepository->findOneByField('code', 'guest')->id;
    }

    return $customerGroupId;
}

}

[MHD Yasser]

@karim
I added the price file just like you said earlier put I kept getting this error.

Note that these errors started showing only after I installed the PWA package.
Thanks in advance

[Vaishali Agarwal]

Hi @MHD-Yasser
if you have this issue after installing the PWA package then you may raise your support ticket here; https://bagisto.uvdesk.com/en/customer/create-ticket/

Thanks