From f2eec0f673b0b3955740cc3d02f061010f520178 Mon Sep 17 00:00:00 2001
From: Harvey Wang <harveywang@shein.com>
Date: Mon, 13 May 2024 10:40:31 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8D=E4=B8=8B=E8=BD=BD?=
 =?UTF-8?q?=E6=95=B0=E6=8D=AE=E9=87=8D=E5=A4=8D=20close=20#2718?=
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---
 packages/s2-core/src/utils/export/copy/table-copy.ts | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/packages/s2-core/src/utils/export/copy/table-copy.ts b/packages/s2-core/src/utils/export/copy/table-copy.ts
index 60f045f527..d7178a6aee 100644
--- a/packages/s2-core/src/utils/export/copy/table-copy.ts
+++ b/packages/s2-core/src/utils/export/copy/table-copy.ts
@@ -131,15 +131,22 @@ class TableDataCellCopy extends BaseDataCellCopy {
 
                 row.push(dataItem as string);
               }
-              rowIndex = j;
+              // 生成一行数据后，rowIndex + 1，下次 requestIdleCallback 时从下一行开始
+              rowIndex++;
               result.push(row);
               count--;
             }
           }
 
-          if (rowIndex === rowLength - 1) {
+          if (rowIndex === rowLength) {
             resolve(result);
           } else {
+            // 重置 count，避免下次 requestIdleCallback 时 count 为 0
+            count =
+              rowLength >= AsyncRenderThreshold
+                ? AsyncRenderThreshold
+                : rowLength;
+
             requestIdleCallback(dataMatrixIdleCallback);
           }
         };