<?php

namespace App\Imports;

use App\Events\BatchStockUpdateEvent;
use App\Jobs\SyncCostToMiaoXuan;
use App\Models\DailyStockRecord;
use App\Models\GoodsSku;
use App\Models\LossRecords;
use App\Models\PurchaseRecords;
use App\Utils\DateTimeUtils;
use Exception;
use Illuminate\Support\Facades\Log;
use Maatwebsite\Excel\Concerns\SkipsEmptyRows;
use Maatwebsite\Excel\Concerns\ToArray;
use App\Utils\ArrayUtils;

class LossImport implements ToArray, SkipsEmptyRows
{
    /**
     * @throws Exception
     */
    public function array(array $collection)
    {
        unset($collection[0]);
        $externalSkuIds = [];
        foreach ($collection as &$row) {
            $row = array_map(static function ($v) {
                return trim($v);
            }, $row);
            $externalSkuIds[] = $row[0];
        }
        unset($row);
        $updateIds = [];
        $hasGoodsSkus = GoodsSku::query()
            ->whereIn('external_sku_id', $externalSkuIds)
            ->get(['id', 'status', 'external_sku_id', 'stock'])
            ->toArray();
        $hasGoodsSkus = ArrayUtils::index($hasGoodsSkus, 'external_sku_id');
        //excel字段排序 編碼 商品名稱 报损數量 成本价 采购人名称 报损原因
        foreach ($collection as $row) {
            if (!isset($hasGoodsSkus[$row[0]])) {
                continue;
            }
            //执行库存操作
            $goodsSkuItem = $hasGoodsSkus[$row[0]];
            //保存記錄
            $lossRecords = new LossRecords();
            $lossRecords->sku_id = $goodsSkuItem['id'] ?? 0;
            $lossRecords->external_sku_id = $row[0];
            $lossRecords->num = $row[2];
            $lossRecords->cost = $row[3];
            $lossRecords->buyer_name = $row[4] ?? '';
            $lossRecords->reason = $row[5] ?? '';
            $lossRecords->save();

            //更新库存
            GoodsSku::query()->where('external_sku_id', $row[0])->update([
                'stock' => $goodsSkuItem['stock'] - $row[2],
                'sale_stock' => $goodsSkuItem['sale_stock'] - $row[2],
                'cost' => number_format(($goodsSkuItem['stock'] * $goodsSkuItem['cost'] - $row[3] * $row[2])
                    / ($goodsSkuItem['stock'] - $row[2]), 2),
                'status' => 1,
            ]);
            $updateIds[] = $hasGoodsSkus['id'];
        }
        Log::info("报损导入内容:", $collection);
        // 批量更新
        event(new BatchStockUpdateEvent($updateIds));
    }
}