%%%-------------------------------------------------------------------
%%% @author bin.shen
%%% @copyright (C) 2016, <COMPANY>
%%% @doc
%%%
%%% @end
%%% Created : 29. Nov 2016 6:30 AM
%%%-------------------------------------------------------------------
-module(handler).
-author("bin.shen").

%% API
-export([doWork/2]).
-import(tcp_server, [loop/2]).

doWork(Socket, Data) ->

  TotalLen = byte_size(Data),
  io:format("count ~p~n", [TotalLen]),

  if
    TotalLen < 12 ->
      loop(Socket, Data);

    true ->
      <<Head:6/binary, Rest/binary>> = Data,
      Len = byte_size(Rest),

      case Head of
        <<90, 0, 16, 1, 0, 1>> ->
          if
            Len =:= 6 ->
              <<D1, D2, D3, D4, D5, D6>> = Rest,
              io:format("~p~n", [<<90, 0, 16, 1, 0, 1, D1, D2, D3, D4, D5, D6>>]),
              loop(Socket, <<>>);

            Len > 6 ->
              <<A:6/binary, B/binary>> = Rest,
              <<D1, D2, D3, D4, D5, D6>> = A,
              io:format("~p~n", [<<90, 0, 16, 1, 0, 1, D1, D2, D3, D4, D5, D6>>]),
              doWork(Socket, B);

            true ->
              loop(Socket, Data)
          end;

        <<90, 0, 16, 1, 0, 2>> ->
          io:format("xxxxxxxxxxxxxxxxxxxx\n");

        true ->
          io:format("yyyyyyyyyyyyyyyyyyyy\n")
      end
  end.



%%  io:format("recv ~w~n", [Head]),
%%  io:format("recv ~w~n", [Rest]).