fix: 使用原始SKU辅助档口匹配 (#259)

admin/service/inner_code_import_test.go

@@ -63,6 +63,35 @@ func TestParseInnerCodeWorkbook_表头前置行与重复业务组(t *testing.T)
 	}
 }
 
+func TestParseInnerCodeWorkbook_识别原始SKU说明表头并保留原文(t *testing.T) {
+	book := excelize.NewFile()
+	defaultSheet := book.GetSheetList()[0]
+	if err := book.SetSheetName(defaultSheet, innerCodeSheetName); err != nil {
+		t.Fatal(err)
+	}
+	sourceSKU := "  上寮-青春网购工厂店8916##(&9)\n"
+	setInnerCodeWorkbookRows(t, book, [][]string{
+		{"内部档口入库码", "Shopee订单编号", "清洗后规格", "档口名称", "档口货号", "生成日期", "原始 SKU（源Excel C列，原样直拷）"},
+		{"DK001", "26081387A2EC2N", "紫色,XL", "上寮-青春网购工厂店", "8916", "2026-08-17", sourceSKU},
+	})
+	_, rows, err := parseInnerCodeWorkbook(book, "labels.xlsx", "user-1")
+	if err != nil || len(rows) != 1 {
+		t.Fatalf("rows=%+v err=%v", rows, err)
+	}
+	if rows[0].SourceSKURaw != sourceSKU || normalizeInnerCodeSourceSKU(rows[0].SourceSKURaw) != "上寮-青春网购工厂店8916##(&9)" {
+		t.Fatalf("原始 SKU 未按要求保留或比较: %q", rows[0].SourceSKURaw)
+	}
+}
+
+func TestInnerCodeHeaderMap_兼容原始SKU大小写和空格(t *testing.T) {
+	for _, header := range []string{"原始SKU", "原始sku", "原始 SKU", "原始sku（源Excel C列，原样直拷）"} {
+		headers, _ := innerCodeHeaderMap([]string{header})
+		if headers["原始SKU"] != 0 {
+			t.Fatalf("未识别表头 %q: %+v", header, headers)
+		}
+	}
+}
+
 func TestParseInnerCodeWorkbook_同日入库码指向不同业务键时报错(t *testing.T) {
 	book := excelize.NewFile()
 	defaultSheet := book.GetSheetList()[0]