perf: 导出; 解决汇总行空; 表头文字

src/components/Data.jsx

@@ -44,7 +44,7 @@ export const TableExportBtn = (props) => {
       }), {}) : {})
     }), {});
     const flatCols = props.columns.flatMap((v, k) =>
-      v.children ? v.children.map((vc, ci) => ({ ...vc, title: `${v?.titleX || v.title}` + (vc?.titleX ? `,${vc.titleX}` : (ci || '')) })) : v
+      v.children ? v.children.map((vc, ci) => ({ ...vc, title: `${v?.titleX || v.title}` + (vc?.titleX ? `,${vc.titleX}` : (ci || '')) })) : {...v, title: `${v?.titleX || v.title}`}
     );
       // .filter((c) => c.dataIndex)
       // !['string', 'number'].includes(typeof vc.title) ? `${v?.titleX || v.title}` : `${v?.titleX || v.title}-${vc.title || ''}`
@@ -74,7 +74,7 @@ export const TableExportBtn = (props) => {
       }, {});
       return itemMapped;
     });
-    const ws = utils.json_to_sheet([summaryRow, ...data], { header: columnsMap.filter((r) => r.dataIndex).map((r) => r.title) });
+    const ws = utils.json_to_sheet([].concat(isEmpty(summaryRow) ? [] : [summaryRow], data), { header: columnsMap.filter((r) => r.dataIndex).map((r) => r.title) });
     const wb = utils.book_new();
     utils.book_append_sheet(wb, ws, 'sheet');
     writeFile(wb, `${output_name}.xlsx`);