import 'dotenv/config';
import Exa from "exa-js";

const exaApiKey = process.env.EXA_API_KEY;
if (!exaApiKey) {
  throw new Error("Missing EXA_API_KEY environment variable for websearch");
}
const exa = new Exa(exaApiKey);

export default {
  type: 'function',
  name: 'websearch',
  description: 'Perform a google web search.',
  strict: true,
  parameters: {
    type: 'object',
    required: ['query'],
    additionalProperties: false,
    properties: {
      query: { type: 'string', description: 'The search query.' }
    }
  }
};

export async function run(args) {
  try 
  {
    console.log('Google search: ', args.query);
    const result = await exa.search( args.query,{ type: "auto", userLocation: "DE", numResults: 20} );
    console.log('Google search result: ', result.results[0]);
    return result;
  } catch (error) {
    return `websearch error: ${error?.message || String(error)}`;
  }
}