var KretaMultiSelectHelper = (function () {
  var kretaMultiSelectHelper = function () {};

  kretaMultiSelectHelper.getKendoMultiSelectData = function (multiSelectId) {
    var multiSelectBox = $('#' + multiSelectId);
    var multiSelectData = multiSelectBox
      .kendoMultiSelect()
      .data('kendoMultiSelect');

    return multiSelectData;
  };

  kretaMultiSelectHelper.getCascadeData = function (inputName) {
    if (inputName.indexOf(',') >= 0) {
      var array = inputName.split(',');
      var data = '';

      $.each(array, function (key, value) {
        if (data.length) {
          data += ',';
        }

        if (value.indexOf('#') >= 0) {
          data += $(value).val();
        } else {
          data += $('#' + value).val();
        }
      });

      return { cascadeFilter: data };
    }

    return { cascadeFilter: $(inputName).val() };
  };

  kretaMultiSelectHelper.getServerFilteringData = function (inputName) {
    return { serverFilter: $(inputName).val() };
  };

  kretaMultiSelectHelper.getServerFilteringMultiSelectTextData = function (
    inputName
  ) {
    var textValue = $(inputName).data('kendoMultiSelect').text();

    if (textValue.length) {
      return { serverFilter: textValue };
    }

    return null;
  };

  kretaMultiSelectHelper.refreshMultiSelectBox = function (inputName) {
    var widget = $('#' + inputName)
      .kendoMultiSelect()
      .data('kendoMultiSelect');

    widget.dataSource.read();
  };

  kretaMultiSelectHelper.setFirstItem = function (
    inputName,
    setIfHasOnlyOneItem
  ) {
    var widget = $('#' + inputName)
      .kendoMultiSelect()
      .data('kendoMultiSelect');

    if (setIfHasOnlyOneItem) {
      if (widget.dataSource.data().length === 1) {
        widget.value(widget.dataSource.data()[0].Value);
      }
    } else {
      if (widget.dataSource.data().length > 0) {
        widget.value(widget.dataSource.data()[0].Value);
      }
    }
  };

  function validateDataInChange(elementId) {
    elementId = elementId.replace('.', '_');
    $('input[name="' + elementId + '"]').attr(
      'title',
      $('input[name="' + elementId + '_input"]').attr('title')
    );

    var widget = $('#' + elementId)
      .kendoMultiSelect()
      .data('kendoMultiSelect');

    if (widget.selectedIndex === -1 && widget.value()) {
      if (widget.dataSource.view().length) {
        widget.select(0);
      } else {
        widget.value(null);
      }
    }
  }

  kretaMultiSelectHelper.validateCascadeDataInChange = function (e) {
    validateDataInChange(e.id);
  };

  kretaMultiSelectHelper.validateDataInChange = function (e) {
    validateDataInChange(e.sender.element[0].id);
  };

  kretaMultiSelectHelper.dataBoundMultiSelect = function (e) {
    var elementId = e.sender.element[0].id;
    var multiSelect = $('#' + elementId).data('kendoMultiSelect');

    if (typeof multiSelect !== 'undefined') {
      var dataSource = multiSelect.dataSource;

      if (dataSource != null) {
        if (dataSource.data().length == 1) {
          var data = dataSource.data()[0];

          multiSelect.value(data.Value);
          multiSelect.trigger('change');
        }
      }
    }
  };

  kretaMultiSelectHelper.onOpenDropdownMultiSelect = function (e) {
    var elementId = e.sender.element[0].id;
    var MultiBox = $('#' + elementId).data('kendoMultiSelect');

    return MultiBox;
  };

  kretaMultiSelectHelper.setKendoValue = function (comboBoxData, value) {
    comboBoxData.value(value);
    comboBoxData.trigger('change');
  };

  return kretaMultiSelectHelper;
})();