AI Assistant: DataGrid - write JS frameworks demos (React) (#33660)

Co-authored-by: Raushen <eylau-andrew@mail.ru>

Author: Raushen

apps/demos/Demos/DataGrid/AIAssistant/React/App.tsx

@@ -0,0 +1,141 @@
+import React, { useCallback, useRef } from 'react';
+
+import type dxChat from 'devextreme/ui/chat';
+import type { InitializedEvent, Properties as ChatProperties } from 'devextreme/ui/chat';
+import type { ItemClickEvent } from 'devextreme/ui/button_group';
+
+import DataGrid, {
+  Column,
+  Paging,
+  Pager,
+  SearchPanel,
+  GroupPanel,
+  HeaderFilter,
+  FilterRow,
+  AIAssistant,
+} from 'devextreme-react/data-grid';
+
+import { sales } from './data.ts';
+import { aiIntegration } from './service.ts';
+
+const allowedPageSizes = [10, 25, 50, 100];
+
+const suggestions = {
+  items: [
+    {
+      text: '💡 Help',
+      prompt: `💡 The DataGrid AI Assistant allows you to control the component using natural language. You can execute commands such as the following:
+        • Sort records
+        • Apply a filter
+        • Search for a specific value
+        • Group records by a field
+        • Focus and select rows
+        • Modify paging settings
+        • Pin, resize, and reorder columns
+        • Configure data summaries
+        • Pick a suggestion or enter a custom request to get started.`,
+    },
+    {
+      text: '🔍 Filter Sector by Health',
+      prompt: 'Filter Sector by Health',
+    },
+    {
+      text: '↕️ Sort by Region',
+      prompt: 'Sort by Region',
+    },
+    {
+      text: '🧩 Group by Product',
+      prompt: 'Group by Product',
+      width: 170,
+    },
+  ],
+};
+
+export default function App() {
+  const chatRef = useRef<dxChat | null>(null);
+
+  const onChatInitialized = useCallback((e: InitializedEvent) => {
+    chatRef.current = e.component ?? null;
+  }, []);
+
+  const onSuggestionItemClick = useCallback((e: ItemClickEvent) => {
+    const { prompt, text } = e.itemData;
+    const userId = text === '💡 Help' ? 'help' : 'user';
+
+    const message = {
+      id: Date.now(),
+      timestamp: new Date(),
+      author: { id: userId },
+      text: prompt,
+    };
+
+    chatRef.current?.getDataSource().store().push([{
+      type: 'insert',
+      data: message,
+    }]);
+  }, []);
+
+  const chatOptions: ChatProperties = {
+    onInitialized: onChatInitialized,
+    user: {
+      id: 'user',
+    },
+    suggestions: {
+      ...suggestions,
+      onItemClick: onSuggestionItemClick,
+    },
+  };
+
+  return (
+    <DataGrid
+      id="gridContainer"
+      dataSource={sales}
+      showBorders
+      keyExpr="Id"
+      filterSyncEnabled
+    >
+      <SearchPanel
+        visible
+        width={240}
+        placeholder="Search..."
+      />
+      <GroupPanel visible />
+      <HeaderFilter visible />
+      <FilterRow visible />
+      <Paging pageSize={10} />
+      <Pager
+        visible
+        allowedPageSizes={allowedPageSizes}
+        showPageSizeSelector
+      />
+      <AIAssistant
+        enabled
+        aiIntegration={aiIntegration}
+        chat={chatOptions}
+      />
+      <Column dataField="Product" />
+      <Column
+        dataField="Amount"
+        caption="Sale Amount"
+        dataType="number"
+        format="currency"
+      />
+      <Column
+        dataField="Region"
+        dataType="string"
+      />
+      <Column
+        dataField="Sector"
+        dataType="string"
+      />
+      <Column
+        dataField="SaleDate"
+        dataType="date"
+      />
+      <Column
+        dataField="Customer"
+        dataType="string"
+      />
+    </DataGrid>
+  );
+}