first()->id; $packagingId = Category::where('name', '包材')->first()->id; $products = [ // 原物料 [ 'code' => 'RM001', 'name' => '二砂糖', 'category_id' => $rawMaterialId, 'brand' => '台糖', 'specification' => '業務用 50kg/袋', 'base_unit' => 'g', 'large_unit' => '袋', 'conversion_rate' => 50000, 'purchase_unit' => '袋', ], [ 'code' => 'RM002', 'name' => '錫蘭紅茶', 'category_id' => $rawMaterialId, 'brand' => '天仁', 'specification' => '特級茶葉', 'base_unit' => 'g', 'large_unit' => '箱', 'conversion_rate' => 30000, // 假設一箱 30kg 'purchase_unit' => '箱', ], [ 'code' => 'RM003', 'name' => '鮮乳', 'category_id' => $rawMaterialId, 'brand' => '光泉', 'specification' => '業務用鮮乳 1公升', 'base_unit' => 'ml', 'large_unit' => '瓶', 'conversion_rate' => 960, // 960ml 'purchase_unit' => '瓶', ], // 包材 [ 'code' => 'PC001', 'name' => 'PP飲料杯 700cc', 'category_id' => $packagingId, 'brand' => '南亞', 'specification' => '透明, 95口徑', 'base_unit' => '個', 'large_unit' => '箱', 'conversion_rate' => 1000, // 1箱1000個 'purchase_unit' => '箱', ], [ 'code' => 'PC002', 'name' => '粗吸管', 'category_id' => $packagingId, 'brand' => '', 'specification' => '獨立包裝, 12mm', 'base_unit' => '支', 'large_unit' => '包', 'conversion_rate' => 100, // 1包100支 'purchase_unit' => '箱', // 假設採購單位是箱,這裡可能需要邏輯調整,但先跟著轉換率 ], ]; foreach ($products as $product) { // 使用 firstOrCreate 避免重複建立 Product::firstOrCreate(['code' => $product['code']], $product); } // 額外隨機建立 25 筆商品以測試分頁 Product::factory()->count(25)->create(); } }