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d1b65a67cf
After the switch to Websocket, we are no longer in a request/response scenario, therefore a lot of the cowboy_req functions do not apply anymore. Any data required from the request will need to be taken from Req in init/2 and saved in the handler's state.
20 lines
458 B
Erlang
20 lines
458 B
Erlang
%% Feel free to use, reuse and abuse the code in this file.
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-module(ws_echo).
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-export([init/2]).
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-export([websocket_handle/2]).
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-export([websocket_info/2]).
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init(Req, _) ->
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{cowboy_websocket, Req, undefined}.
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websocket_handle({text, Data}, State) ->
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{reply, {text, Data}, State};
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websocket_handle({binary, Data}, State) ->
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{reply, {binary, Data}, State};
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websocket_handle(_Frame, State) ->
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{ok, State}.
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websocket_info(_Info, State) ->
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{ok, State}.
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