feat: enhance MultipleKeywordsInput with Excel import functionality and add tips for column selection

packages/plugins/@nocobase/plugin-filter-operator-multiple-keywords/package.json

@@ -11,7 +11,9 @@
   "keywords": [
     "Multiple keywords"
   ],
-  "dependencies": {},
+  "dependencies": {
+    "xlsx": "0.18.5"
+  },
   "peerDependencies": {
     "@nocobase/client": "1.x",
     "@nocobase/server": "1.x",

packages/plugins/@nocobase/plugin-filter-operator-multiple-keywords/src/client/MultipleKeywordsInput.tsx

@@ -8,31 +8,194 @@
  */
 
 import { RemoteSelect, useCollection } from '@nocobase/client';
-import React, { FC } from 'react';
-import { Button, Space } from 'antd';
+import React, { FC, useRef, useState } from 'react';
+import { Button, Space, Modal, message, Select, Alert } from 'antd';
 import { useFieldSchema } from '@formily/react';
+import * as XLSX from 'xlsx';
+import { useT } from './locale';
 
 export const MultipleKeywordsInput: FC<any> = (props) => {
   const collection = useCollection();
   const fieldSchema = useFieldSchema();
+  const fileInputRef = useRef<HTMLInputElement>(null);
+  const [importLoading, setImportLoading] = useState(false);
+  const [columnModal, setColumnModal] = useState(false);
+  const [columns, setColumns] = useState<string[]>([]);
+  const [selectedColumns, setSelectedColumns] = useState<string[]>([]);
+  const [excelData, setExcelData] = useState<any[]>([]);
+  const t = useT();
+
+  const handleImportButtonClick = () => {
+    fileInputRef.current?.click();
+  };
+
+  const handleFileChange = async (event: React.ChangeEvent<HTMLInputElement>) => {
+    const file = event.target.files?.[0];
+    if (file) {
+      try {
+        setImportLoading(true);
+
+        // 读取 Excel 文件
+        const data = await readExcel(file);
+        if (data.length === 0) {
+          message.error('Excel 文件为空');
+          setImportLoading(false);
+          return;
+        }
+
+        // 提取所有列名
+        const extractedColumns = Object.keys(data[0]);
+        setColumns(extractedColumns);
+        setExcelData(data);
+
+        // 如果只有一列，直接导入
+        if (extractedColumns.length === 1) {
+          const keywords = extractKeywordsFromColumn(data, extractedColumns[0]);
+          handleImportKeywords(keywords);
+        } else {
+          // 如果有多列，打开选择对话框
+          setColumnModal(true);
+        }
+      } catch (error) {
+        console.error('解析 Excel 文件出错:', error);
+        message.error('解析 Excel 文件失败');
+      } finally {
+        setImportLoading(false);
+        // 清空文件输入，以便下次选择同一文件时仍能触发 change 事件
+        event.target.value = '';
+      }
+    }
+  };
+
+  // 读取 Excel 文件内容
+  const readExcel = (file: File): Promise<any[]> => {
+    return new Promise((resolve, reject) => {
+      const reader = new FileReader();
+      reader.onload = (e) => {
+        try {
+          const data = e.target?.result;
+          const workbook = XLSX.read(data, { type: 'binary' });
+          const firstSheetName = workbook.SheetNames[0];
+          const worksheet = workbook.Sheets[firstSheetName];
+          const jsonData = XLSX.utils.sheet_to_json(worksheet);
+          resolve(jsonData);
+        } catch (error) {
+          reject(error);
+        }
+      };
+      reader.onerror = (error) => reject(error);
+      reader.readAsBinaryString(file);
+    });
+  };
+
+  // 从指定列提取关键词
+  const extractKeywordsFromColumn = (data: any[], columnName: string): string => {
+    return data
+      .map((row) => row[columnName])
+      .filter((value) => value !== undefined && value !== null && value !== '')
+      .join(',');
+  };
+
+  // 从多个列提取关键词
+  const extractKeywordsFromColumns = (data: any[], columnNames: string[]): string => {
+    const keywordSet = new Set<string>();
+
+    data.forEach((row) => {
+      columnNames.forEach((column) => {
+        const value = row[column];
+        if (value !== undefined && value !== null && value !== '') {
+          keywordSet.add(value.toString());
+        }
+      });
+    });
+
+    return Array.from(keywordSet).join(',');
+  };
+
+  // 处理导入关键词到输入框
+  const handleImportKeywords = (keywords: string) => {
+    if (!keywords) {
+      message.warning('未找到有效关键词');
+      return;
+    }
+
+    // 将关键词设置到输入框
+    if (props.onChange) {
+      const keywordArray = keywords.split(',').filter(Boolean);
+      props.onChange(keywordArray);
+      message.success(`成功导入 ${keywordArray.length} 个关键词`);
+    }
+  };
+
+  // 处理列选择确认
+  const handleColumnSelectConfirm = () => {
+    if (selectedColumns.length === 0) {
+      message.warning('请至少选择一列');
+      return;
+    }
+
+    const keywords = extractKeywordsFromColumns(excelData, selectedColumns);
+    handleImportKeywords(keywords);
+    setColumnModal(false);
+  };
 
   return (
-    <Space.Compact block>
-      <RemoteSelect
-        mode="tags"
-        placeholder="支持输入多个关键词，通过逗号或者换行符分割"
-        tokenSeparators={[',', '\n', '，']}
-        fieldNames={{
-          label: fieldSchema.name as string,
-          value: fieldSchema.name as string,
-        }}
-        service={{
-          resource: collection.name,
-          action: 'list',
-        }}
-        {...props}
+    <>
+      <Space.Compact block>
+        <RemoteSelect
+          mode="tags"
+          placeholder="支持输入多个关键词，通过逗号或者换行符分割"
+          tokenSeparators={[',', '\n', '，']}
+          fieldNames={{
+            label: fieldSchema.name as string,
+            value: fieldSchema.name as string,
+          }}
+          service={{
+            resource: collection.name,
+            action: 'list',
+          }}
+          {...props}
+        />
+        <Button onClick={handleImportButtonClick} loading={importLoading}>
+          导入 Excel
+        </Button>
+      </Space.Compact>
+      <input
+        type="file"
+        ref={fileInputRef}
+        style={{ display: 'none' }}
+        accept=".xlsx,.xls"
+        onChange={handleFileChange}
       />
-      <Button>导入 Excel</Button>
-    </Space.Compact>
+
+      {/* 列选择对话框 */}
+      <Modal
+        title="选择要导入的 Excel 列"
+        open={columnModal}
+        onOk={handleColumnSelectConfirm}
+        onCancel={() => setColumnModal(false)}
+        okText="确认"
+        cancelText="取消"
+      >
+        <Alert
+          type="info"
+          style={{ marginBottom: '10px', whiteSpace: 'pre-line', padding: '4px 8px' }}
+          description={t('tips')}
+        />
+        <Select
+          mode="multiple"
+          value={selectedColumns}
+          onChange={(values) => setSelectedColumns(values)}
+          style={{ width: '100%' }}
+          placeholder="请选择要导入的列"
+        >
+          {columns.map((column) => (
+            <Select.Option key={column} value={column}>
+              {column}
+            </Select.Option>
+          ))}
+        </Select>
+      </Modal>
+    </>
   );
 };

packages/plugins/@nocobase/plugin-filter-operator-multiple-keywords/src/locale/en-US.json

@@ -1 +1,3 @@
-{}
+{
+  "tips": "选择单列的效果：将导入该列的所有非空值作为关键词\n选择多列的效果：将合并多个列的非空值作为关键词，重复值将被去除"
+}