第二阶段代码

apps/web-ele/src/components/db-hst/command.ts

@@ -0,0 +1,32 @@
+import Handsontable from 'handsontable'
+
+// Handsontable physical/visual row helper functions for hiddenColumns support
+// Problem: Custom renderers cause dirty rendering after hiding columns due to DOM reuse
+// Solution: Use physical row index for data lookup
+
+export const getPhysicalRowIndex = (instance: Handsontable.Core, visualRow: number): number => {
+  const physicalRow = instance.toPhysicalRow(visualRow)
+  return physicalRow >= 0 ? physicalRow : visualRow
+}
+
+export const getRowData = (instance: Handsontable.Core, visualRow: number): any | null => {
+  const physicalRow = getPhysicalRowIndex(instance, visualRow)
+  return (instance.getSourceDataAtRow(physicalRow) as any | null) ?? null
+}
+
+export const getCellValueByProp = (
+  instance: Handsontable.Core,
+  visualRow: number,
+  visualColumn: number,
+): { cellProp: string | number; cellValue: any; rowData: any | null } => {
+  const cellProp = instance.colToProp(visualColumn)
+  const rowData = getRowData(instance, visualRow)
+  if (typeof cellProp === 'string' && rowData) {
+    return { cellProp, cellValue: rowData[cellProp], rowData }
+  }
+  return {
+    cellProp,
+    cellValue: instance.getDataAtCell(visualRow, visualColumn),
+    rowData,
+  }
+}