Feat: Admin UI (#10857)

### What problem does this PR solve?

Add admin UI for RAGFlow

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

web/src/pages/admin/utils.tsx

@@ -0,0 +1,85 @@
+import {
+  ColumnFilterAutoRemoveTestFn,
+  FilterFn,
+  Row,
+  RowData,
+  SortDirection,
+  Table,
+  TransformFilterValueFn,
+} from '@tanstack/react-table';
+import { LucideSortAsc, LucideSortDesc } from 'lucide-react';
+
+export function parseBooleanish(value: any): boolean {
+  return typeof value === 'string'
+    ? /^(1|[Tt]rue|[Oo]n|[Yy](es)?)$/.test(value)
+    : !!value;
+}
+
+export function createFuzzySearchFn<TData extends RowData>(
+  columns: (keyof TData)[] = [],
+) {
+  return (row: Row<TData>, columnId: string, filterValue: string) => {
+    const searchText = filterValue.trim().toLowerCase();
+
+    return columns
+      .map((n) =>
+        row
+          .getValue<string>(n as string)
+          .trim()
+          .toLowerCase(),
+      )
+      .some((v) => v.includes(searchText));
+  };
+}
+
+export function createColumnFilterFn<TData extends RowData>(
+  filterFn: FilterFn<TData>,
+  options: {
+    resolveFilterValue?: TransformFilterValueFn<TData>;
+    autoRemove?: ColumnFilterAutoRemoveTestFn<TData>;
+  },
+) {
+  return Object.assign(filterFn, options) as FilterFn<TData>;
+}
+
+export function getColumnFilter<TData extends RowData>(
+  table: Table<TData>,
+  columnId: string,
+) {
+  return table
+    .getState()
+    .columnFilters.find((filter) => filter.id === columnId);
+}
+
+export function setColumnFilter<TData extends RowData>(
+  table: Table<TData>,
+  columnId: string,
+  value?: unknown,
+) {
+  const otherColumnFilters = table
+    .getState()
+    .columnFilters.filter((filter) => filter.id !== columnId);
+
+  if (value == null) {
+    table.setColumnFilters(otherColumnFilters);
+  } else {
+    table.setColumnFilters([
+      ...otherColumnFilters,
+      {
+        id: columnId,
+        value,
+      },
+    ]);
+  }
+}
+
+export function getSortIcon(sorting: false | SortDirection) {
+  return {
+    asc: <LucideSortAsc />,
+    desc: <LucideSortDesc />,
+  }[sorting as string];
+}
+
+export const EMPTY_DATA = Object.freeze<any[]>([]) as any[];
+export const IS_ENTERPRISE =
+  process.env.UMI_APP_RAGFLOW_ENTERPRISE === 'RAGFLOW_ENTERPRISE';