-module(otp_parser_sup).

-behaviour(supervisor).

%% API
-export([start_link/0]).

%% Supervisor callbacks
-export([init/1]).

-define(SERVER, ?MODULE).

%%%===================================================================
%%% API functions
%%%===================================================================

%%--------------------------------------------------------------------
%% @doc
%% Starts the supervisor
%%
%% @spec start_link() -> {ok, Pid} | ignore | {error, Error}
%% @end
%%--------------------------------------------------------------------
start_link() ->
  supervisor:start_link({local, ?SERVER}, ?MODULE, []).
%%%===================================================================
%%% Supervisor callbacks
%%%===================================================================

%%--------------------------------------------------------------------
%% @private
%% @doc
%% Whenever a supervisor is started using supervisor:start_link/[2,3],
%% this function is called by the new process to find out about
%% restart strategy, maximum restart frequency and child
%% specifications.
%%
%% @spec init(Args) -> {ok, {SupFlags, [ChildSpec]}} |
%%                     ignore |
%%                     {error, Reason}
%% @end
%%--------------------------------------------------------------------
init([]) ->
  RestartStrategy = one_for_one,
  MaxRestarts = 1000,
  MaxSecondsBetweenRestarts = 3600,
  SupFlags = {RestartStrategy, MaxRestarts, MaxSecondsBetweenRestarts},

  ParseServer = {server, {otp_parser, start_link, []},
                 permanent, 2000, worker, [otp_parser]},
  GraphBuilder = {builder, {graph_builder, start_link, []},
                  permanent, 2000, worker, [graph_builder, dot]},
  FileServer = {fs, {erlesy_fs, start_link, []},
                permanent, 2000, worker, [erlesy_fs]},

  {ok, {SupFlags, [ParseServer, GraphBuilder, FileServer]}}.

%%%===================================================================
%%% Internal functions
%%%===================================================================