@copilotkit/runtime/dist/service-adapters/google/google-genai-adapter.mjs

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import "reflect-metadata";
import { __require } from "../../_virtual/_rolldown/runtime.mjs";
import { LangChainAdapter } from "../langchain/langchain-adapter.mjs";

//#region src/service-adapters/google/google-genai-adapter.ts
/**
* Copilot Runtime adapter for Google Generative AI (e.g. Gemini).
*
* ## Example
*
* ```ts
* import { CopilotRuntime, GoogleGenerativeAIAdapter } from "@copilotkit/runtime";
* const { GoogleGenerativeAI } = require("@google/generative-ai");
*
* const genAI = new GoogleGenerativeAI(process.env["GOOGLE_API_KEY"]);
*
* const copilotKit = new CopilotRuntime();
*
* return new GoogleGenerativeAIAdapter({ model: "gemini-2.5-flash", apiVersion: "v1" });
* ```
*/
const DEFAULT_MODEL = "gemini-2.5-flash";
const DEFAULT_API_VERSION = "v1";
let hasWarnedDefaultGoogleModel = false;
var GoogleGenerativeAIAdapter = class extends LangChainAdapter {
	constructor(options) {
		if (!hasWarnedDefaultGoogleModel && !options?.model && !options?.apiVersion) {
			console.warn(`You are using the GoogleGenerativeAIAdapter without explicitly setting a model or apiVersion. CopilotKit will default to apiVersion="v1" and model="${DEFAULT_MODEL}". To silence this warning, pass model and apiVersion when constructing the adapter.`);
			hasWarnedDefaultGoogleModel = true;
		}
		super({ chainFn: async ({ messages, tools, threadId }) => {
			const { ChatGoogle } = __require("@langchain/google-gauth");
			const { AIMessage } = __require("@langchain/core/messages");
			const filteredMessages = messages.filter((message) => {
				if (!(message instanceof AIMessage)) return true;
				const aiMsg = message;
				return aiMsg.content && String(aiMsg.content).trim().length > 0 || aiMsg.tool_calls && aiMsg.tool_calls.length > 0;
			});
			this.model = options?.model ?? DEFAULT_MODEL;
			return new ChatGoogle({
				apiKey: options?.apiKey ?? process.env.GOOGLE_API_KEY,
				modelName: this.model,
				apiVersion: options?.apiVersion ?? DEFAULT_API_VERSION
			}).bindTools(tools).stream(filteredMessages, { metadata: { conversation_id: threadId } });
		} });
		this.provider = "google";
		this.model = DEFAULT_MODEL;
	}
};

//#endregion
export { GoogleGenerativeAIAdapter };
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