From fef87731bd2630f952c10b638b00af635d3e8ecd Mon Sep 17 00:00:00 2001
From: HIsheR <shawn1440982358@163.com>
Date: Fri, 16 Oct 2026 15:57:17 +0800
Subject: [PATCH] =?UTF-8?q?feat(stock-count):=20=E6=96=B0=E5=A2=9E?=
 =?UTF-8?q?=E5=B7=AE=E7=95=B0=E5=A0=B1=E8=A1=A8=20CSV=20=E5=8C=AF=E5=87=BA?=
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F2 依賴前置功能分支 F1 的報表列型別
---
 src/modules/stock-count.ts | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/modules/stock-count.ts b/src/modules/stock-count.ts
index ab86ed8..8207b89 100644
--- a/src/modules/stock-count.ts
+++ b/src/modules/stock-count.ts
@@ -33,3 +33,10 @@ export interface StockCountReportRow {
  * @returns 逐物料的差異報表列
  */
 export const buildReport = (diffs: StockCountDiff[]): StockCountReportRow[] => diffs.map((diff) => ({ materialId: diff.materialId, diff: diffQty(diff) }));
+
+/**
+ * 將差異報表列轉為 CSV 字串（依賴 F1 的報表列型別）
+ * @param rows - 差異報表列
+ * @returns 以換行分隔的 CSV 內容
+ */
+export const toCsv = (rows: StockCountReportRow[]): string => rows.map((row) => `${row.materialId},${row.diff}`).join("\n");