%% Feel free to use, reuse and abuse the code in this file. -module(ws_upgrade_with_opts_handler). -behaviour(cowboy_websocket_handler). -export([init/3]). -export([websocket_init/3]). -export([websocket_handle/3]). -export([websocket_info/3]). -export([websocket_terminate/3]). init(_Any, Req, _Opts) -> {upgrade, protocol, cowboy_websocket, Req, <<"success">>}. websocket_init(_TransportName, Req, Response) -> Req2 = cowboy_req:compact(Req), erlang:send_after(10, self(), send_response), {ok, Req2, Response}. websocket_handle(_Frame, Req, State) -> {ok, Req, State}. websocket_info(send_response, Req, State = Response) when is_binary(Response) -> {reply, {text, Response}, Req, State}. websocket_terminate(_Reason, _Req, _State) -> ok.