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%% Feel free to use, reuse and abuse the code in this file.
-module(ws_upgrade_with_opts).
-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.
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