-module(element_radio).
%%-author('Rusty Klophaus').

-include_lib("nitro/include/nitro.hrl").
-include_lib("nitro/include/event.hrl").

-export([
  render_element/1
]).


render_element(Record) when Record#radio.show_if == false -> [<<>>];

render_element(Record) ->
  ID = case Record#radio.id of
    [] -> nitro:temp_id();
    RadioID -> RadioID
  end,
  
  case Record#radio.postback of
    [] -> skip;
    Postback ->
      nitro:wire( #event{type = change, postback = Postback, target = ID,
                         delegate = Record#radio.delegate} )
  end,
  
  TypeChecked = case Record#radio.checked of
    true -> [{<<"checked">>, <<"">>}, {<<"type">>, <<"radio">>}];
    _    -> [{<<"type">>, <<"radio">>}]
  end ++ case Record#radio.disabled of
    true -> [{<<"disabled">>, <<"disabled">>}];
    _    -> []
  end,
  
  [wf_tags:emit_tag(<<"input">>, nitro:render(Record#radio.body), TypeChecked ++ [
    {<<"id">>, ID},
    {<<"value">>, Record#radio.value},
    {<<"name">>, nitro:coalesce( [Record#radio.html_name, Record#radio.name] )},
    {<<"class">>, Record#radio.class},
    {<<"style">>, Record#radio.style},
    {<<"onclick">>, Record#radio.onclick},
    {<<"required">>,
       case Record#radio.required of
         true -> "required";
         _ -> []
       end}
  ]) ].