<?php
/**
 * Created by PhpStorm.
 * User: 朝霞
 * Date: 2019/5/14
 * Time: 1:51 PM
 */

namespace App\Admin\Exporters;

use Encore\Admin\Grid\Exporters\AbstractExporter;
use Maatwebsite\Excel\Facades\Excel;

class GoodsExporter extends AbstractExporter
{
    /**
     * @Notes 商品导出
     * @Author 朝霞
     * @DateTime 2019/5/14 2:09 PM
     */
    public function export()
    {
        Excel::create('商品导出', function ($excel) {
            $excel->sheet('Sheetname', function ($sheet) {
                $head = ['商品ID','商品名称','成本价','销售价','市场价','销量','库存','销售分公司','状态','开团时间','截团时间','创建时间', '最后更新时间'];
                $body = ['id','name','cost_price','price','original_price','sales','stock','companies','status','activity_begined_at','activity_ended_at','created_at', 'updated_at'];
                $bodyRows = collect($this->getData())->map(function ($item)use($body) {
                    foreach ($body as $keyName){
                        switch ($keyName) {
                            case 'status' :
                                switch (array_get($item, $keyName)) {
                                    case 0:
                                        $arr[] = '审核中';
                                        break;
                                    case 1:
                                        $arr[] = '上架';
                                        break;
                                    case -1:
                                        $arr[] = '下架';
                                        break;
                                    default:
                                        $arr[] = '未知状态';
                                        break;
                                }
                                break;
                            case 'companies' :
                                $companies = array_get($item, 'companies');
                                $arr[] = count($companies) > 0 ? implode('/', array_column($companies,'name')) : '';
                                break;
                            default:
                                $arr[] = array_get($item, $keyName);
                                break;
                        }
                    }
                    return $arr;
                });

                $rows = collect([$head])->merge($bodyRows);
                $sheet->rows($rows);
                
            });
        })->export('xlsx');

    }

}