first

modules/Mall/Http/Exporter/OrderExporter.php

@@ -0,0 +1,49 @@
+<?php
+
+namespace Modules\Mall\Http\Exporter;
+
+use Encore\Admin\Grid\Exporters\ExcelExporter;
+use Maatwebsite\Excel\Facades\Excel;
+
+class OrderExporter extends ExcelExporter
+{
+
+    protected $fileName = '订单.xlsx';
+
+    protected $headings = [
+        '订单编号', '所属店铺', '下单用户', '商品金额', '运费', '发货数量', '订单金额', '订单状态', '订单类型',
+        '支付时间', '下单时间'
+    ];
+
+    public function export()
+    {
+        $rows   = [];
+        $rows[] = $this->headings;
+
+        $data = $this->getData();
+        if (count($data)) {
+            foreach ($data as $v) {
+                $rows[] = [
+                    $v['order_no'],
+                    $v['shop']['name'],
+                    $v['user']['username'],
+                    $v['amount'],
+                    $v['freight'],
+                    $v['items'][0]['qty'],
+                    $v['total'],
+                    $v['state'],
+                    $v['type'],
+                    $v['paid_at'],
+                    $v['created_at'],
+                ];
+            }
+        }
+
+        // 数据格式化
+        $export = new OrderFromArray($rows);
+
+        // 导出
+        return Excel::download($export, $this->fileName)->send();
+    }
+
+}

modules/Mall/Http/Exporter/OrderFromArray.php

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+<?php
+
+namespace Modules\Mall\Http\Exporter;
+
+use Maatwebsite\Excel\Concerns\FromArray;
+
+/**
+ * Class OrderFromArray
+ * 不再使用 2.x 版本的导出工具。3.x 版本对 laravel-admin 的兼容有些问题，无法直接使用关联模型
+ * @package Modules\Mall\Http\Exporter
+ */
+class OrderFromArray implements FromArray
+{
+
+    protected array $order;
+
+    public function __construct(array $order)
+    {
+        $this->order = $order;
+    }
+
+    public function array(): array
+    {
+        return $this->order;
+    }
+
+}