import { GoogleGenerativeAI } from "@google/generative-ai";

import * as config from './config.js';

if (!config.GoogleAPIKey) {
    throw new Error("Missing variable: GOOGLE_API_KEY");
}

const genAI = new GoogleGenerativeAI(config.GoogleAPIKey);

/**
 * Generate a response using the Gemini AI model.
 * @param {string} prompt - The input string for the model.
 * @returns {Promise<string>} The generated response text.
 */
async function GeminiResponse(prompt) {
    try {
        const model = genAI.getGenerativeModel({
            model: "gemini-1.5-flash",
        });
        const result = await model.generateContent(prompt);
        const text = result.response.candidates[0]?.content;
        return text.parts[0].text || "No response content";
    } catch (e) {
        console.error(`Error in GeminiResponse: ${e.message}`);
        return "Error generating response.";
    }
}

export { GeminiResponse };