/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

// ////////////////////////////////////////////////////////////////////////////////////////////////////////////////

import {Listener, Phase} from "./tobago-listener";
import {Tobago4Utils} from "./tobago-utils";

class SelectManyShuttle {

  static init = function (elements) {
    elements = elements.jQuery ? elements : jQuery(elements); // fixme jQuery -> ES5
    var shuttles = Tobago4Utils.selectWithJQuery(elements, ".tobago-selectManyShuttle:not(.tobago-selectManyShuttle-disabled)");

    shuttles.find(".tobago-selectManyShuttle-unselected").dblclick(function () {
      SelectManyShuttle.moveSelectedItems(jQuery(this).parents(".tobago-selectManyShuttle"), true, false);
    });

    shuttles.find(".tobago-selectManyShuttle-selected").dblclick(function () {
      SelectManyShuttle.moveSelectedItems(jQuery(this).parents(".tobago-selectManyShuttle"), false, false);
    });

    shuttles.find(".tobago-selectManyShuttle-addAll").click(function () {
      SelectManyShuttle.moveSelectedItems(jQuery(this).parents(".tobago-selectManyShuttle"), true, true);
    });

    shuttles.find(".tobago-selectManyShuttle-add").click(function () {
      SelectManyShuttle.moveSelectedItems(jQuery(this).parents(".tobago-selectManyShuttle"), true, false);
    });

    shuttles.find(".tobago-selectManyShuttle-removeAll").click(function () {
      SelectManyShuttle.moveSelectedItems(jQuery(this).parents(".tobago-selectManyShuttle"), false, true);
    });

    shuttles.find(".tobago-selectManyShuttle-remove").click(function () {
      SelectManyShuttle.moveSelectedItems(jQuery(this).parents(".tobago-selectManyShuttle"), false, false);
    });
  };

  static moveSelectedItems = function ($shuttle, direction, all) {
    var $unselected = $shuttle.find(".tobago-selectManyShuttle-unselected");
    var $selected = $shuttle.find(".tobago-selectManyShuttle-selected");
    var count = $selected.children().length;
    var $source = direction ? $unselected : $selected;
    var $target = direction ? $selected : $unselected;
    var $shifted = $source.find(all ? "option:not(:disabled)" : "option:selected").remove().appendTo($target);

    // synchronize the hidden select
    var $hidden = $shuttle.find(".tobago-selectManyShuttle-hidden");
    var $hiddenOptions = $hidden.find("option");
    // todo: may be optimized: put values in a hash map?
    $shifted.each(function () {
      var $option = jQuery(this);
      $hiddenOptions.filter("[value='" + $option.val() + "']").prop("selected", direction);
    });

    if (count !== $selected.children().length) {
      var e = jQuery.Event("change");
      // trigger an change event for command facets
      $hidden.trigger(e);
    }
  };
}

Listener.register(SelectManyShuttle.init, Phase.DOCUMENT_READY);
Listener.register(SelectManyShuttle.init, Phase.AFTER_UPDATE);

// ////////////////////////////////////////////////////////////////////////////////////////////////////////////////

class SelectOneRadio {

  static init = function (elements) {
    elements = elements.jQuery ? elements : jQuery(elements); // fixme jQuery -> ES5
    var selectOneRadios = Tobago4Utils.selectWithJQuery(elements, ".tobago-selectOneRadio");
    selectOneRadios.each(function () {
      var ul = jQuery(this);
      var id = ul.closest("[id]").attr("id");
      var radios = jQuery('input[name="' + id.replace(/([:\.])/g, '\\$1') + '"]');
      radios.each(function () {
        var selectOneRadio = jQuery(this);
        selectOneRadio.data("tobago-old-value", selectOneRadio.prop("checked"));
      });
      radios.click(function () {
        var selectOneRadio = jQuery(this);
        var readonly = selectOneRadio.prop("readonly");
        var required = selectOneRadio.prop("required");
        if (!required && !readonly) {
          if (selectOneRadio.data("tobago-old-value") == selectOneRadio.prop("checked")) {
            selectOneRadio.prop("checked", false);
          }
          selectOneRadio.data("tobago-old-value", selectOneRadio.prop("checked"));
        }
        if (readonly) {
          radios.each(function () {
            var radio = jQuery(this);
            radio.prop("checked", radio.data("tobago-old-value"));
          });
        } else {
          radios.each(function () {
            if (this.id != selectOneRadio.get(0).id) {
              var radio = jQuery(this);
              radio.prop("checked", false);
              radio.data("tobago-old-value", radio.prop("checked"));
            }
          });
        }
      });
    });
  };
}

Listener.register(SelectOneRadio.init, Phase.DOCUMENT_READY);
Listener.register(SelectOneRadio.init, Phase.AFTER_UPDATE);

// ////////////////////////////////////////////////////////////////////////////////////////////////////////////////

class SelectOneListbox {

  static init = function (elements) {
    elements = elements.jQuery ? elements : jQuery(elements); // fixme jQuery -> ES5
    var selects = Tobago4Utils.selectWithJQuery(elements, ".tobago-selectOneListbox");
    var notRequired = selects.not(".tobago-selectOneListbox-markup-required");
    notRequired
        .change(function () {
          var element = jQuery(this);
          if (element.data("tobago-old-value") == undefined) {
            element.data("tobago-old-value", -1);
          }
        }).click(function () {
      var element = jQuery(this);
      if (element.data("tobago-old-value") == undefined
          || element.data("tobago-old-value") == element.prop("selectedIndex")) {
        element.prop("selectedIndex", -1);
      }
      element.data("tobago-old-value", element.prop("selectedIndex"));
    });
  };
}

Listener.register(SelectOneListbox.init, Phase.DOCUMENT_READY);
Listener.register(SelectOneListbox.init, Phase.AFTER_UPDATE);

// ////////////////////////////////////////////////////////////////////////////////////////////////////////////////

class SelectBooleanCheckbox {

  static init = function (elements) {
    elements = elements.jQuery ? elements : jQuery(elements); // fixme jQuery -> ES5
    var checkboxes = Tobago4Utils.selectWithJQuery(elements, ".tobago-selectBooleanCheckbox input[readonly]");
    checkboxes.each(function () {
      // Save the initial state to restore it, when the user tries to manipulate it.
      var initial = jQuery(this).is(":checked");
      jQuery(this).click(function () {
        jQuery(this).prop("checked", initial);
      });
    });
  };
}

Listener.register(SelectBooleanCheckbox.init, Phase.DOCUMENT_READY);
Listener.register(SelectBooleanCheckbox.init, Phase.AFTER_UPDATE);

// ////////////////////////////////////////////////////////////////////////////////////////////////////////////////

class SelectBooleanToggle {

  static init = function (elements) {
    elements = elements.jQuery ? elements : jQuery(elements); // fixme jQuery -> ES5
    var toggles = Tobago4Utils.selectWithJQuery(elements, ".tobago-selectBooleanToggle input[readonly]");
    toggles.each(function () {
      // Save the initial state to restore it, when the user tries to manipulate it.
      var initial = jQuery(this).is(":checked");
      jQuery(this).click(function () {
        jQuery(this).prop("checked", initial);
      });
    });
  };
}

Listener.register(SelectBooleanToggle.init, Phase.DOCUMENT_READY);
Listener.register(SelectBooleanToggle.init, Phase.AFTER_UPDATE);

// ////////////////////////////////////////////////////////////////////////////////////////////////////////////////

class SelectManyCheckbox {

  static init = function (elements) {
    elements = elements.jQuery ? elements : jQuery(elements); // fixme jQuery -> ES5
    var checkboxes = Tobago4Utils.selectWithJQuery(elements, ".tobago-selectManyCheckbox input[readonly]");
    checkboxes.each(function () {
      // Save the initial state to restore it, when the user tries to manipulate it.
      var initial = jQuery(this).is(":checked");
      jQuery(this).click(function () {
        jQuery(this).prop("checked", initial);
      });
    });
  };
}

Listener.register(SelectManyCheckbox.init, Phase.DOCUMENT_READY);
Listener.register(SelectManyCheckbox.init, Phase.AFTER_UPDATE);

// ////////////////////////////////////////////////////////////////////////////////////////////////////////////////