<?php
declare (strict_types=1);

namespace app\job\service\goods;

use app\common\library\helper;
use app\common\service\BaseService;
use app\common\model\Spec as SpecModel;
use app\common\model\Goods as GoodsModel;
use app\common\model\Category as CategoryModel;
use app\common\model\GoodsSku as GoodsSkuModel;
use app\common\model\Delivery as DeliveryModel;
use app\common\model\UploadFile as UploadFileModel;
use app\common\model\GoodsImage as GoodsImageModel;
use app\common\model\goods\Import as GoodsImportModel;
use app\common\model\GoodsSpecRel as GoodsSpecRelModel;
use app\common\model\goods\Service as GoodsServiceModel;
use app\common\model\goods\ServiceRel as GoodsServiceRelModel;
use app\common\model\GoodsCategoryRel as GoodsCategoryRelModel;
use app\common\enum\goods\Status as GoodsStatusEnum;
use app\common\enum\goods\GoodsType as GoodsTypeEnum;
use app\common\enum\goods\SpecType as GoodsSpecTypeEnum;
use app\common\enum\goods\ImportStatus as GoodsImportStatusEnum;
use app\common\enum\goods\DeductStockType as DeductStockTypeEnum;
use app\common\validate\goods\AdminImport as GoodsAdminImportValidate;
use cores\exception\BaseException;
use think\facade\Log;
use app\common\model\Channel;
use app\common\model\Region;
/**
 * 服务类：商品批量导入
 * Class Import
 * @package app\job\service\goods
 */
class AdminImport extends BaseService
{
    /**
     * 错误日志记录
     * @var array
     */
    private array $errorLog = [];

    /**
     * 导入成功的数量
     * @var int
     */
    private int $successCount = 0;

    /**
     * 商品主信息字段映射
     * @var string[]
     */
    private array $mapGoods = [
        'goods_name' => 'B',
        'goods_no' => 'C',
        'categoryIds' => 'D',
        'imagesIds' => 'E',
        'delivery_id' => 'F',
        'status' => 'G',
        'sort' => 'N',
        'deduct_stock_type' => 'O',
        'sales_initial' => 'P',
        'serviceIds' => 'Q',
        'is_points_gift' => 'R',
        'is_points_discount' => 'S',
        'is_enable_grade' => 'T',
    ];

    /**
     * 商品SKU字段映射
     * @var string[]
     */
    private array $mapSku = [
        'specText' => 'H',
        'goods_price' => 'I',
        'line_price' => 'J',
        'stock_num' => 'K',
        'goods_weight' => 'L',
        'goods_sku_no' => 'M',
    ];

    /**
     * 批量导入商品
     * @param array $list
     * @param int $recordId
     * @param int $storeId
     * @return bool
     * @throws BaseException
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\DbException
     * @throws \think\db\exception\ModelNotFoundException
     */
    public function batch(array $list, int $recordId, int $storeId): bool
    {
    	$service = new \app\job\service\goods\Collector();
        foreach ($list as $item) {
            //sku存在了就不抓取了
            $info = GoodsModel::where('goods_no', $item['C'])->where('store_id', $storeId)->where('channel', $item['A0'])->where('is_delete',0)->find();
            if ($info) {
                $this->successCount++;
                continue;
            }
        	$data = $this->createData($item, $storeId);
        	$ret = $service->single($item['D'], $data, $storeId);
            if ($ret == false) {
                continue;
            }
            // 记录导入成功
            $this->successCount++;
        }
        // 更新导入记录
        $this->updateRecord($recordId, \count($list));
        return true;
    }

    /**
     * 更新导入记录
     * @param int $recordId 商品导入记录ID
     * @param int $currentCount 当前任务导入的商品总量
     * @return void
     */
    private function updateRecord(int $recordId, int $currentCount)
    {
        // 获取导入记录
        $model = GoodsImportModel::detail($recordId);
        // 计算导入失败的数量
        $failCount = $currentCount - $this->successCount;
        // 更新导入记录
        $model->save([
            'success_count' => $model['success_count'] + $this->successCount,
            'fail_count' => $model['fail_count'] + $failCount,
            'fail_log' => array_merge($model['fail_log'], $this->errorLog),
        ]);
        // 判断是否为最后一次队列
        if ($model['total_count'] <= ($model['success_count'] + $model['fail_count'])) {
            $model->save(['end_time' => \time(), 'status' => GoodsImportStatusEnum::COMPLETED]);
        }
    }

    /**
     * 商品数据验证
     * @param array $data
     * @param int $storeId
     * @return bool
     */
    private function validateGoodsData(array $data, int $storeId): bool
    {
        // 验证商品信息：商品名称、分类ID集、图片ID集、运费模板ID
        $validate = new GoodsAdminImportValidate;
        //Log::record($data);
        if (!$validate->scene('goods')->check($data)) {
            $this->setError($validate->getError());
            return false;
        }
        // 验证SKU信息：商品价格、库存数量、商品重量
        $skuList = $data['spec_type'] == GoodsSpecTypeEnum::MULTI ? $data['newSkuList'] : [$data['newSkuList']];
        foreach ($skuList as $item) {
            $validate = new GoodsAdminImportValidate;
            if (!$validate->scene('skuInfo')->check($item)) {
                $this->setError($validate->getError());
                return false;
            }
        }
        // 验证运费模板ID是否存在
        if (!DeliveryModel::checkDeliveryId((int)$data['delivery_id'], $storeId)) {
            $this->setError('运费模板ID不存在');
            return false;
        }
        if ($data['spec_type'] == GoodsSpecTypeEnum::MULTI) {
            // 判断用户填写的SKU数量是否正确
            $shouldSkuTotal = SpecModel::calcSkuListTotal($data['specData']['specList']);
            $originalSkuTotal = \count($data['specData']['skuList']);
            if ($shouldSkuTotal !== $originalSkuTotal) {
                $this->setError('商品SKU数量不正确');
                return false;
            }
            // 判断商品SKU是否存在重复规格
            $goodsSkuIdArr = helper::getArrayColumn($data['newSkuList'], 'goods_sku_id');
            if (count($data['newSkuList']) != count(array_unique($goodsSkuIdArr))) {
                $this->setError('商品SKU存在重复的规格值');
                return false;
            }
        }
        return true;
    }

    /**
     * 生成商品数据（用于写入数据库）
     * @param array $original
     * @param int $storeId
     * @return array
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\DbException
     * @throws \think\db\exception\ModelNotFoundException
     */
    public function createData(array $original, int $storeId): array
    {

        //$channel = Channel::where('name', $original["B"])->find();

        //批量导入销售区域处理
        $region = [];
        $region_text = [];
        if ($original["J"]) {
            $sale_areas = $original["J"] ? explode("、", $original["J"]) : [];
            $cityNames = [];
            foreach ($sale_areas as $value) {
                list($province, $city) = explode(".", $value);
                $cityNames[] = $city;
            }
            $regions = Region::withoutGlobalScope()->whereIn('name', $cityNames)->select()->toArray();
            $regionsnew = [];
            foreach ($regions as $key => $value) {
                $regionsnew[$value['pid']][] = $value;
            }
            
            foreach ($regionsnew as $pid => $value) {
                $privince = Region::withoutGlobalScope()->where('id', $pid)->find();
                $region_text[$pid]['name'] = $privince['name'] ?? "";
                $citys = [];

                foreach ($value as $val) {
                    $region[] = $val['id'];
                    $citys[] = ['name' => $val['name']];
                }
                $region_text[$pid]['citys'] = $citys;
            }
        }
        
        // 整理商品数据
        $data = [
            'cmmdty_model' => $original["A"],
            'channel' => $original["A0"] ?? "zy",
            'goods_source' => $original["B"] ?? "GC",
            'delivery_time' => $original["K"] ?? 2,
            'is_check' => $original["L"] ?? 0,
            'goods_no' => $original["C"],
            'goods_price' => $original["F"],
            'cost_price' => $original["G"],
            'stock_num' => $original["H"],
            'remark' => $original["I"],
            //'delivery_id' => $original["K"],
            //'link' => $original["D"],
            'categoryIds' => $this->ids2array($original["E"]),
            'imageStorage' => 20,//下载图片到本地
            'goods_type' => 10,//实物
            'goods_status' => 10,//上架
            'store_id' => $storeId,
            //'sale_areas' => $arr ? implode("、", $arr) : "",
            'region' => $region ? json_encode($region) : "",
            'region_text' => $region_text ? json_encode(array_values($region_text)) : "",
            'import' => 1,//是否是导入采集
        ];
        // echo "<pre>";
        // print_r($data);
        // exit();
        // 过滤不存在的ID集数据
        $data['categoryIds'] = CategoryModel::filterCategoryIds($data['categoryIds'], $storeId);

        //处理分类，设置最后一级一直往上查找
        $model = new \app\store\model\Goods();
        $data['categoryIds'] = $model->dealCategory($data['categoryIds']);
        return $data;
    }

    /**
     * ID集字符串转换成数组
     * @param string $value
     * @return array|false|string[]
     */
    private function ids2array(string $value)
    {
        return !empty($value) ? \explode(',', $value) : [];
    }

    /**
     * 创建标准的商品SKU数据
     * @param array $originalSkuList
     * @param array $specList
     * @return array
     */
    private function createSkuList(array $originalSkuList, array $specList): array
    {
        $data = [];
        foreach ($originalSkuList as $item) {
            // 设置skuKeys数据
            foreach ($item['specNames'] as $spec) {
                $specGroup = helper::arraySearch($specList, 'spec_name', $spec[0]);
                $specValue = helper::arraySearch($specGroup['valueList'], 'spec_value', $spec[1]);
                $item['skuKeys'][] = [
                    'groupKey' => $specGroup['key'],
                    'valueKey' => $specValue['key']
                ];
            }
            // 整理SKU数据
            $data[] = [
                'image_id' => 0,
                'goods_price' => $item[$this->mapSku['goods_price']],
                'line_price' => $item[$this->mapSku['line_price']],
                'stock_num' => $item[$this->mapSku['stock_num']],
                'goods_weight' => $item[$this->mapSku['goods_weight']],
                'goods_sku_no' => $item[$this->mapSku['goods_sku_no']],
                'skuKeys' => $item['skuKeys'],
            ];
        }
        return $data;
    }

    /**
     * 创建标准的商品规格数据（树状）
     * @param array $originalSkuList
     * @return array
     */
    private function createSpecList(array &$originalSkuList): array
    {
        // 生成规格数据
        $data = [];
        foreach ($originalSkuList as &$item) {
            $tempArr1 = \explode(',', $item['H']);  // ['颜色:白色', '尺码:小']
            foreach ($tempArr1 as $val) {
                $tempArr2 = \explode(':', $val);  // ['颜色','白色']
                $data[$tempArr2[0]][$tempArr2[1]] = 1;
                $item['specNames'][] = $tempArr2;
            }
        }
        // 整理为specList格式
        $specList = [];
        foreach ($data as $specName => $specValues) {
            $groupKey = \count($specList);
            $valueList = [];
            foreach ($specValues as $specValue => $key) {
                $valueList[] = [
                    'key' => \count($valueList),
                    'groupKey' => $groupKey,
                    'spec_value' => $specValue,
                ];
            }
            $specList[] = [
                'key' => $groupKey,
                'spec_name' => $specName,
                'valueList' => $valueList,
            ];
        }
        return $specList;
    }
}