-module(ebb_work_supv).

-behaviour(supervisor).

%% API
-export([start_link/1, start_work/4]).

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

-define(SERVER, ?MODULE).

%%====================================================================
%% API functions
%%====================================================================
%%--------------------------------------------------------------------
%% Function: start_link() -> {ok,Pid} | ignore | {error,Error}
%% Description: Starts the supervisor
%%--------------------------------------------------------------------
start_link(Args) ->
    supervisor:start_link({local, ?SERVER}, ?MODULE, Args).

start_work(local, Func, Args, Receiver) ->
    Worker = {make_ref(), {ebb_worker, start_link,
			   [Func, Args, Receiver]},
	      transient, brutal_kill, worker, [ebb_worker]},
    supervisor:start_child(?SERVER, Worker);

start_work(distributed, Func, Args, Receiver) ->
    Worker = {make_ref(), {ebb_worker, start_link,
			   [distributed, Func, Args, Receiver]},
	      transient, brutal_kill, supervisor, [ebb_worker]},
    supervisor:start_child(?SERVER, Worker).

%%====================================================================
%% Supervisor callbacks
%%====================================================================
%%--------------------------------------------------------------------
%% Func: init(Args) -> {ok,  {SupFlags,  [ChildSpec]}} |
%%                     ignore                          |
%%                     {error, Reason}
%% Description: 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.
%%--------------------------------------------------------------------
init(Args) ->
    Manager = {ebb_work_manager, {ebb_work_manager, start_link, [Args]},
	      permanent, 2000, worker, [ebb_work_manager]},
    {ok, {{one_for_one, 5, 5}, [Manager]}}.

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