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-module(shr_query).

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% TYPES %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-include("yaws_api.hrl").

-record
(
   query,
   {
      ip :: binary(),
      params :: map(),
      url_params :: dict:dict(binary(), any())
   }
).

-opaque type() :: #query{}.

-export_type([type/0]).

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% EXPORTS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-export
(
   [
      new/1,
      get_ip/1,
      get_params/1,
      get_url_params/1
   ]
).


%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% LOCAL FUNCTIONS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% EXPORTED FUNCTIONS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-spec new (#arg{}) -> type().
new (YawsArg) ->
   {IP, _} = YawsArg#arg.client_ip_port,

   #query
   {
      ip = IP,
      params = jiffy:decode(YawsArg#arg.clidata, [return_maps]),
      url_params =
         dict:from_list
         (
            lists:map
            (
               fun ({K, V}) ->
                  {list_to_binary(K), list_to_binary(V)}
               end,
               yaws_api:parse_query(YawsArg)
            )
         )
   }.

-spec get_ip (type()) -> binary().
get_ip (Query) -> Query#query.ip.

-spec get_params (type()) -> map().
get_params (Query) -> Query#query.params.

-spec get_url_params (type()) -> dict:dict(binary(), any()).
get_url_params (Query) -> Query#query.url_params.