/*
 * Removes unwanted characteres from input while typing
 * <input type="text" valueslivefix value="" />
 */

.directive('valueslivefix', [ function() {

  return {

    restrict: "A",
    scope: {
      t: "@valueslivefix" // read attribute value for switching models of values fixing, i.e. date, month.
    },
    link: function( scope, element , attrubite ) {

        var digitsFilter = function( value ) {

          var regEx = /[A-Z]/ig,
              position = ( regEx.test( value ) ) ? 1 : 0;

          return {
            value : value.replace( regEx , ''),
            position: position
          }

        },
        filtered,
        start,
        end;

        element.bind("keyup", function( e ) {

          start = element[0].selectionStart;
          end = element[0].selectionEnd;

          filtered = digitsFilter( element[0].value );

          element[0].value = filtered.value;
          element[0].setSelectionRange(start, end - filtered.position );

          return;

        });

        // element.bind( "focus" , function( e ) {
        //
        //  changeSomethingOnFocus();
        //
        // });

    }

  }

}]);