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%% Feel free to use, reuse and abuse the code in this file.
-module(ws_subprotocol).
-export([init/2]).
-export([websocket_handle/3]).
-export([websocket_info/3]).
init(Req, Opts) ->
[Protocol | _] = cowboy_req:parse_header(<<"sec-websocket-protocol">>, Req),
Req2 = cowboy_req:set_resp_header(<<"sec-websocket-protocol">>, Protocol, Req),
{cowboy_websocket, Req2, Opts, 1000}.
websocket_handle(_Frame, Req, State) ->
{ok, Req, State}.
websocket_info(_Info, Req, State) ->
{ok, Req, State}.
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