账单导出

app/Exports/BillBatchExport.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace App\Exports;
+
+use App\Models\BillModel;
+use Illuminate\Support\Collection;
+use Maatwebsite\Excel\Concerns\WithMultipleSheets;
+
+/**
+ * 门店账单批量导出：同一门店的账单合并在一张工作表，不同门店拆分为多个工作表
+ */
+class BillBatchExport implements WithMultipleSheets
+{
+    /**
+     * @param Collection<int, BillModel> $bills 导出账单（with store）
+     */
+    public function __construct(private readonly Collection $bills)
+    {
+    }
+
+    /**
+     * @return array<int, BillExport>
+     */
+    public function sheets(): array
+    {
+        $usedNames = [];
+        $sheets = [];
+        foreach ($this->bills->groupBy('store_id') as $storeBills) {
+            $store = $storeBills->first()->store;
+            $storeId = (int) $storeBills->first()->store_id;
+            $sheetTitle = SheetName::make($store->name ?? ('门店#' . $storeId), $storeId, $usedNames);
+            $sheets[] = new BillExport($storeBills->values(), 0, $sheetTitle);
+        }
+
+        return $sheets;
+    }
+}