<?php

namespace App\Classes\Modules\Open1688\ControllersLogic;

use App\Classes\General\Abstracts\AbstractControllerLogic;
use App\Classes\General\Open1688Helper;

use ErrorException;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;

class GetProductDetailLogic extends AbstractControllerLogic
{
    /**
     * @return array
     */
    protected function notification():array {
        return [
            'title' => 'Get product detail',
            'message' => 'You have successfully get 1688 product detail'
        ];
    }

    /**
     * @param Request $request
     * @return JsonResponse
     * @throws ErrorException
     */
    public function logic(Request $request) : JsonResponse
    {
        $result = Open1688Helper::productDetail($request->route('offer_id'));
        $productAttribute = [];
        $variants = [];
        $uniqueVariants = [];
        $variantInfo = [];
        $priceList = [];
        $variantKeyCombinationOrder = [];

        foreach ($result['productAttribute'] as $attr) {
            $productAttribute[$attr['attributeName']] =  array_key_exists($attr['attributeName'], $productAttribute) ? $productAttribute[$attr['attributeName']] . ", " . $attr['value'] : $attr['value'];
        }

        $result['productAttribute'] = $productAttribute;

        foreach ($result['productSkuInfos'] as $sku) {
            $uniqueVariantKey = '';
            foreach ($sku['skuAttributes'] as $skuAttr) {
                if (count($variantKeyCombinationOrder) < count($sku['skuAttributes'])) {
                    array_push($variantKeyCombinationOrder, $skuAttr['attributeName']);
                }
                if (!in_array($skuAttr['value'], $uniqueVariants)) {
                    $variants[$skuAttr['attributeName']][] = [
                        'image' => isset($skuAttr['skuImageUrl']) ? $skuAttr['skuImageUrl'] : null,
                        'value' => $skuAttr['value']
                    ];
                }

                array_push($uniqueVariants, $skuAttr['value']);

                $uniqueVariantKey .= $skuAttr['value'];
            }

            $price = isset($sku['price']) ? $sku['price'] : $sku['consignPrice'];

            $variantInfo[$uniqueVariantKey] = [
                'skuId' =>  $sku['skuId'],
                'amountOnSale' => $sku['amountOnSale'],
                'price' => $price,
            ];
            array_push($priceList, $price);
        }

        $result['variants'] = $variants;
        $result['variantInfo'] = $variantInfo;

        $minPrice = min($priceList);
        $maxPrice = max($priceList);

        $result['priceRange'] = $minPrice === $maxPrice ? $minPrice : "CNY ¥$minPrice - CNY ¥$maxPrice";
        $result['variantKeyCombinationOrder'] = $variantKeyCombinationOrder;

        return $this->response(['data' => $result]);
    }
}