import { WSContext, defineWebSocketHelper } from "../../helper/websocket/index.js";
//#region src/adapter/cloudflare-workers/websocket.ts
/**
* @deprecated `hono/cloudflare-workers` will be removed in v5. Install `@hono/cloudflare-workers` and import from there instead.
*/
const upgradeWebSocket = defineWebSocketHelper(async (c, events) => {
	if (c.req.header("Upgrade") !== "websocket") return;
	const webSocketPair = new WebSocketPair();
	const client = webSocketPair[0];
	const server = webSocketPair[1];
	const wsContext = new WSContext({
		close: (code, reason) => server.close(code, reason),
		get protocol() {
			return server.protocol;
		},
		raw: server,
		get readyState() {
			return server.readyState;
		},
		url: server.url ? new URL(server.url) : null,
		send: (source) => server.send(source)
	});
	if (events.onClose) server.addEventListener("close", (evt) => events.onClose?.(evt, wsContext));
	if (events.onMessage) server.addEventListener("message", (evt) => events.onMessage?.(evt, wsContext));
	if (events.onError) server.addEventListener("error", (evt) => events.onError?.(evt, wsContext));
	server.accept?.();
	return new Response(null, {
		status: 101,
		webSocket: client
	});
});
//#endregion
export { upgradeWebSocket };