import { Env } from "./env";
import type { MCPToolRequest } from "./types";

/**
 * Listener to MCP tool messages on the window
 */
(() => {
	// only works in browser
	if (typeof window !== "undefined") {
		// add the listener
		window?.addEventListener(
			"message",
			(event) => {
				try {
					if (!event.data || event.data.type !== "SMSS_INIT_TOOL") {
						return;
					}

					const eventData = event.data as {
						type: "SMSS_INIT_TOOL";
						tool: MCPToolRequest;
					};

					Env.update({
						TOOL: {
							type: eventData.tool.type,
							message: eventData.tool.message || "",
							id: eventData.tool.id || "",
							name: eventData.tool.name || "",
							parameters: eventData.tool.parameters || {},
							roomId: eventData.tool.roomId || "",
							original_name: eventData.tool.original_name || "",
							tool_response: eventData.tool.tool_response,
							executedParameters:
								eventData.tool.executedParameters,
						} satisfies MCPToolRequest,
					});
				} catch {
					// noop
				}
			},
			false,
		);
	}
})();