$(function(){
  
  //get_delims();
  
  activate_hide_textarea();

  $('textarea#original').val('').autogrow().focus();

  $('#split').click(function(){
    var text = $('#original').val();
    var sentences = tokenize('?!.\n', text);
    listize(sentences);
  })

})

function get_delims(){
  return $('#delims').val();
}

function tokenize(delims, text){
  var splitre = new RegExp('(['+delims+'])');
  var joined = [];
  var bits = text.split(splitre);
  for (var i=0; i<bits.length; i++){
   if (bits[i].match(splitre)) 
    joined[joined.length-1] += bits[i]
   else 
    joined.push(bits[i])
  }
  return joined;
}


function listize(list){
  for(var i=0; i <list.length; i++){
    if (list[i].length > 1)
    $('#sentences').append('<p>' + list[i] + '</p>')

  }
}

function activate_hide_textarea(){
  $('#hide_textarea').toggle(
    function(){
      $('#original').slideUp('fast')
    }, function(){
      $('#original').slideDown('fast')
    }
  )
}