Serper Search MCP Server

/** * Handler implementation for the Serper Google search tool */ import { SearchService } from '../../../domain/services/searchService.js'; import { SearchArgs } from '../../../domain/types/serper.js'; import { ErrorCode, McpError } from '@modelcontextprotocol/sdk/types.js'; export class SearchToolHandler { private searchService: SearchService; constructor(searchService: SearchService) { this.searchService = searchService; } /** * Handles the search tool request * @param args Tool input arguments * @returns Formatted tool response */ async handleSearchRequest(args: any) { try { // Validate input arguments this.searchService.validateSearchArgs(args); // Perform the search const searchResults = await this.searchService.performSearch(args as SearchArgs); // Return formatted results return { content: [ { type: 'text', text: JSON.stringify(searchResults, null, 2), }, ], }; } catch (error) { if (error instanceof McpError) { throw error; } // Handle unexpected errors throw new McpError( ErrorCode.InternalError, `Unexpected error: ${(error as Error).message}` ); } } }