-module(rest_param_all).
-export([init/2]).
-export([allowed_methods/2]).
-export([content_types_provided/2]).
-export([get_text_plain/2]).
-export([content_types_accepted/2]).
-export([put_text_plain/2]).
init(Req, Opts) ->
{cowboy_rest, Req, Opts}.
allowed_methods(Req, State) ->
{[<<"GET">>, <<"PUT">>], Req, State}.
content_types_provided(Req, State) ->
{[{{<<"text">>, <<"plain">>, '*'}, get_text_plain}], Req, State}.
get_text_plain(Req, State) ->
{_, _, Param} = maps:get(media_type, Req, {<<"text">>, <<"plain">>, []}),
Body = if
Param == '*' ->
<<"'*'">>;
Param == [] ->
<<"[]">>;
Param /= [] ->
iolist_to_binary([[Key, $=, Value] || {Key, Value} <- Param])
end,
{Body, Req, State}.
content_types_accepted(Req, State) ->
{[{{<<"text">>, <<"plain">>, '*'}, put_text_plain}], Req, State}.
put_text_plain(Req0, State) ->
{ok, _, Req} = cowboy_req:read_body(Req0),
{true, Req, State}.