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%% This module implements a loop handler that reads
%% the request query for a timeout value, then sends
%% itself a message after 1000ms. It replies a 200 when
%% the message does not timeout and a 299 otherwise.
-module(loop_handler_timeout_init_h).
-export([init/2]).
-export([info/3]).
-export([terminate/3]).
init(Req, _) ->
#{timeout := Timeout} = cowboy_req:match_qs([{timeout, int}], Req),
erlang:send_after(500, self(), message),
{cowboy_loop, Req, undefined, Timeout}.
info(message, Req, State) ->
{stop, cowboy_req:reply(200, Req), State};
info(timeout, Req, State) ->
{stop, cowboy_req:reply(<<"299 OK!">>, Req), State}.
terminate(stop, _, _) ->
ok.
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