Merge feature/asset-statistics into main and release v1.2.1

src/modules/assets/library/export.tsx

@@ -0,0 +1,52 @@
+import { Download } from "lucide-react";
+import { Button } from "@/components/ui/button";
+import type { Column } from "./DataGrid";
+
+function cellValue<T extends object>(row: T, col: Column<T>): string | number {
+  const raw = row[col.key];
+  if (col.format) return col.format(raw, row);
+  return (raw as string | number) ?? "";
+}
+
+/** 按表格列定义导出 xlsx；xlsx 按需加载，避免进入首屏包。 */
+export async function exportToXlsx<T extends object>(
+  rows: T[],
+  columns: Column<T>[],
+  filename: string,
+  sheetName = "明细",
+): Promise<void> {
+  const { buildJsonSheet, writeWorkbook } = await import("../../../shared/xlsx");
+  const sheet = buildJsonSheet(
+    rows.map((row) =>
+      Object.fromEntries(columns.map((col) => [col.label, cellValue(row, col)])),
+    ),
+  );
+  writeWorkbook([{ name: sheetName, sheet }], filename);
+}
+
+export function ExportButton<T extends object>({
+  rows,
+  columns,
+  filename,
+  sheetName,
+  label = "导出",
+}: {
+  rows: T[];
+  columns: Column<T>[];
+  filename: string;
+  sheetName?: string;
+  label?: string;
+}) {
+  return (
+    <Button
+      variant="outline"
+      size="sm"
+      className="min-h-9 w-fit md:min-h-7"
+      disabled={!rows.length}
+      onClick={() => void exportToXlsx(rows, columns, filename, sheetName)}
+    >
+      <Download data-icon="inline-start" />
+      {label}
+    </Button>
+  );
+}