/** 
 * Kendo UI v2016.1.412 (http://www.telerik.com/kendo-ui)                                                                                                                                               
 * Copyright 2016 Telerik AD. All rights reserved.                                                                                                                                                      
 *                                                                                                                                                                                                      
 * Kendo UI commercial licenses may be obtained at                                                                                                                                                      
 * http://www.telerik.com/purchase/license-agreement/kendo-ui-complete                                                                                                                                  
 * If you do not own a commercial license, this file shall be governed by the trial license terms.                                                                                                      
                                                                                                                                                                                                       
                                                                                                                                                                                                       
                                                                                                                                                                                                       
                                                                                                                                                                                                       
                                                                                                                                                                                                       
                                                                                                                                                                                                       
                                                                                                                                                                                                       
                                                                                                                                                                                                       
                                                                                                                                                                                                       
                                                                                                                                                                                                       
                                                                                                                                                                                                       
                                                                                                                                                                                                       
                                                                                                                                                                                                       
                                                                                                                                                                                                       
                                                                                                                                                                                                       

*/
(function (f, define) {
    define('kendo.pivot.fieldmenu', [
        'kendo.pivotgrid',
        'kendo.menu',
        'kendo.window',
        'kendo.treeview',
        'kendo.dropdownlist'
    ], f);
}(function () {
    var __meta__ = {
        id: 'pivot.fieldmenu',
        name: 'PivotFieldMenu',
        category: 'web',
        description: 'The PivotFieldMenu widget allows the user to filter on fields displayed in PivotGrid',
        depends: [
            'menu',
            'window',
            'treeview',
            'dropdownlist'
        ],
        advanced: true
    };
    (function ($, undefined) {
        var kendo = window.kendo, ui = kendo.ui, MENU = 'kendoContextMenu', proxy = $.proxy, NS = '.kendoPivotFieldMenu', Widget = ui.Widget;
        var PivotFieldMenu = Widget.extend({
            init: function (element, options) {
                Widget.fn.init.call(this, element, options);
                this._dataSource();
                this._layout();
                kendo.notify(this);
            },
            events: [],
            options: {
                name: 'PivotFieldMenu',
                filter: null,
                filterable: true,
                sortable: true,
                messages: {
                    info: 'Show items with value that:',
                    sortAscending: 'Sort Ascending',
                    sortDescending: 'Sort Descending',
                    filterFields: 'Fields Filter',
                    filter: 'Filter',
                    include: 'Include Fields...',
                    title: 'Fields to include',
                    clear: 'Clear',
                    ok: 'OK',
                    cancel: 'Cancel',
                    operators: {
                        contains: 'Contains',
                        doesnotcontain: 'Does not contain',
                        startswith: 'Starts with',
                        endswith: 'Ends with',
                        eq: 'Is equal to',
                        neq: 'Is not equal to'
                    }
                }
            },
            _layout: function () {
                var options = this.options;
                this.wrapper = $(kendo.template(MENUTEMPLATE)({
                    ns: kendo.ns,
                    filterable: options.filterable,
                    sortable: options.sortable,
                    messages: options.messages
                }));
                this.menu = this.wrapper[MENU]({
                    filter: options.filter,
                    target: this.element,
                    orientation: 'vertical',
                    showOn: 'click',
                    closeOnClick: false,
                    open: proxy(this._menuOpen, this),
                    select: proxy(this._select, this),
                    copyAnchorStyles: false
                }).data(MENU);
                this._createWindow();
                if (options.filterable) {
                    this._initFilterForm();
                }
            },
            _initFilterForm: function () {
                var filterForm = this.menu.element.find('.k-filter-item');
                var filterProxy = proxy(this._filter, this);
                this._filterOperator = new kendo.ui.DropDownList(filterForm.find('select'));
                this._filterValue = filterForm.find('.k-textbox');
                filterForm.on('submit' + NS, filterProxy).on('click' + NS, '.k-button-filter', filterProxy).on('click' + NS, '.k-button-clear', proxy(this._reset, this));
            },
            _setFilterForm: function (expression) {
                var filterOperator = this._filterOperator;
                var operator = '';
                var value = '';
                if (expression) {
                    operator = expression.operator;
                    value = expression.value;
                }
                filterOperator.value(operator);
                if (!filterOperator.value()) {
                    filterOperator.select(0);
                }
                this._filterValue.val(value);
            },
            _clearFilters: function (member) {
                var filter = this.dataSource.filter() || {};
                var expressions;
                var idx = 0;
                var length;
                filter.filters = filter.filters || [];
                expressions = findFilters(filter, member);
                for (length = expressions.length; idx < length; idx++) {
                    filter.filters.splice(filter.filters.indexOf(expressions[idx]), 1);
                }
                return filter;
            },
            _convert: function (value) {
                var schema = this.dataSource.options.schema;
                var field = ((schema.model || {}).fields || {})[this.currentMember];
                if (field) {
                    if (field.type === 'number') {
                        value = parseFloat(value);
                    } else if (field.type === 'boolean') {
                        value = Boolean($.parseJSON(value));
                    }
                }
                return value;
            },
            _filter: function (e) {
                var that = this;
                var value = that._convert(that._filterValue.val());
                e.preventDefault();
                if (value === '') {
                    that.menu.close();
                    return;
                }
                var expression = {
                    field: that.currentMember,
                    operator: that._filterOperator.value(),
                    value: value
                };
                var filter = that._clearFilters(that.currentMember);
                filter.filters.push(expression);
                that.dataSource.filter(filter);
                that.menu.close();
            },
            _reset: function (e) {
                var that = this;
                var filter = that._clearFilters(that.currentMember);
                e.preventDefault();
                if (!filter.filters[0]) {
                    filter = {};
                }
                that.dataSource.filter(filter);
                that._setFilterForm(null);
                that.menu.close();
            },
            _sort: function (dir) {
                var field = this.currentMember;
                var expressions = this.dataSource.sort() || [];
                expressions = removeExpr(expressions, field);
                expressions.push({
                    field: field,
                    dir: dir
                });
                this.dataSource.sort(expressions);
                this.menu.close();
            },
            setDataSource: function (dataSource) {
                this.options.dataSource = dataSource;
                this._dataSource();
            },
            _dataSource: function () {
                this.dataSource = kendo.data.PivotDataSource.create(this.options.dataSource);
            },
            _createWindow: function () {
                var messages = this.options.messages;
                this.includeWindow = $(kendo.template(WINDOWTEMPLATE)({ messages: messages })).on('click' + NS, '.k-button-ok', proxy(this._applyIncludes, this)).on('click' + NS, '.k-button-cancel', proxy(this._closeWindow, this));
                this.includeWindow = new ui.Window(this.includeWindow, {
                    title: messages.title,
                    visible: false,
                    resizable: false,
                    open: proxy(this._windowOpen, this)
                });
            },
            _applyIncludes: function (e) {
                var checkedNodes = [];
                var resultExpression;
                var view = this.treeView.dataSource.view();
                var rootChecked = view[0].checked;
                var filter = this.dataSource.filter();
                var existingExpression = findFilters(filter, this.currentMember, 'in')[0];
                checkedNodeIds(view, checkedNodes);
                if (existingExpression) {
                    if (rootChecked) {
                        filter.filters.splice(filter.filters.indexOf(existingExpression), 1);
                        if (!filter.filters.length) {
                            filter = {};
                        }
                    } else {
                        existingExpression.value = checkedNodes.join(',');
                    }
                    resultExpression = filter;
                }
                if (checkedNodes.length) {
                    if (!resultExpression && !rootChecked) {
                        resultExpression = {
                            field: this.currentMember,
                            operator: 'in',
                            value: checkedNodes.join(',')
                        };
                        if (filter) {
                            filter.filters.push(resultExpression);
                            resultExpression = filter;
                        }
                    }
                }
                if (resultExpression) {
                    this.dataSource.filter(resultExpression);
                }
                this._closeWindow(e);
            },
            _closeWindow: function (e) {
                e.preventDefault();
                this.includeWindow.close();
            },
            _treeViewDataSource: function () {
                var that = this;
                return kendo.data.HierarchicalDataSource.create({
                    schema: {
                        model: {
                            id: 'uniqueName',
                            hasChildren: function (item) {
                                return parseInt(item.childrenCardinality, 10) > 0;
                            }
                        }
                    },
                    transport: {
                        read: function (options) {
                            var restrictions = {};
                            var node = that.treeView.dataSource.get(options.data.uniqueName);
                            var name = options.data.uniqueName;
                            if (!name) {
                                restrictions.levelUniqueName = that.currentMember + '.[(ALL)]';
                            } else {
                                restrictions.memberUniqueName = node.uniqueName.replace(/\&/g, '&amp;');
                                restrictions.treeOp = 1;
                            }
                            that.dataSource.schemaMembers(restrictions).done(function (data) {
                                checkNodes(that.dataSource.filter(), that.currentMember, data);
                                options.success(data);
                            }).fail(options.error);
                        }
                    }
                });
            },
            _createTreeView: function (element) {
                var that = this;
                that.treeView = new ui.TreeView(element, {
                    autoBind: false,
                    dataSource: that._treeViewDataSource(),
                    dataTextField: 'caption',
                    template: '#: data.item.caption || data.item.name #',
                    checkboxes: { checkChildren: true },
                    dataBound: function () {
                        ui.progress(that.includeWindow.element, false);
                    }
                });
            },
            _menuOpen: function (e) {
                if (!e.event) {
                    return;
                }
                var attr = kendo.attr('name');
                this.currentMember = $(e.event.target).closest('[' + attr + ']').attr(attr);
                if (this.options.filterable) {
                    this._setFilterForm(findFilters(this.dataSource.filter(), this.currentMember)[0]);
                }
            },
            _select: function (e) {
                var item = $(e.item);
                $('.k-pivot-filter-window').not(this.includeWindow.element).kendoWindow('close');
                if (item.hasClass('k-include-item')) {
                    this.includeWindow.center().open();
                } else if (item.hasClass('k-sort-asc')) {
                    this._sort('asc');
                } else if (item.hasClass('k-sort-desc')) {
                    this._sort('desc');
                }
            },
            _windowOpen: function () {
                if (!this.treeView) {
                    this._createTreeView(this.includeWindow.element.find('.k-treeview'));
                }
                ui.progress(this.includeWindow.element, true);
                this.treeView.dataSource.read();
            },
            destroy: function () {
                Widget.fn.destroy.call(this);
                if (this.menu) {
                    this.menu.destroy();
                    this.menu = null;
                }
                if (this.treeView) {
                    this.treeView.destroy();
                    this.treeView = null;
                }
                if (this.includeWindow) {
                    this.includeWindow.destroy();
                    this.includeWindow = null;
                }
                this.wrapper = null;
                this.element = null;
            }
        });
        function removeExpr(expressions, name) {
            var result = [];
            for (var idx = 0, length = expressions.length; idx < length; idx++) {
                if (expressions[idx].field !== name) {
                    result.push(expressions[idx]);
                }
            }
            return result;
        }
        function findFilters(filter, member, operator) {
            if (!filter) {
                return [];
            }
            filter = filter.filters;
            var idx = 0;
            var result = [];
            var length = filter.length;
            var filterOperator;
            for (; idx < length; idx++) {
                filterOperator = filter[idx].operator;
                if ((!operator && filterOperator !== 'in' || filterOperator === operator) && filter[idx].field === member) {
                    result.push(filter[idx]);
                }
            }
            return result;
        }
        function checkNodes(filter, member, nodes) {
            var values, idx = 0, length = nodes.length;
            filter = findFilters(filter, member, 'in')[0];
            if (!filter) {
                for (; idx < length; idx++) {
                    nodes[idx].checked = true;
                }
            } else {
                values = filter.value.split(',');
                for (; idx < length; idx++) {
                    nodes[idx].checked = $.inArray(nodes[idx].uniqueName, values) >= 0;
                }
            }
        }
        function checkedNodeIds(nodes, checkedNodes) {
            var idx, length = nodes.length;
            for (idx = 0; idx < length; idx++) {
                if (nodes[idx].checked && nodes[idx].level() !== 0) {
                    checkedNodes.push(nodes[idx].uniqueName);
                }
                if (nodes[idx].hasChildren) {
                    checkedNodeIds(nodes[idx].children.view(), checkedNodes);
                }
            }
        }
        var LABELMENUTEMPLATE = '<div class="k-filterable k-content" tabindex="-1" data-role="fieldmenu">' + '<form class="k-filter-menu">' + '<div>' + '<div class="k-filter-help-text">#=messages.info#</div>' + '<select>' + '#for(var op in messages.operators){#' + '<option value="#=op#">#=messages.operators[op]#</option>' + '#}#' + '</select>' + '<input class="k-textbox" type="text" />' + '<div>' + '<a class="k-button k-primary k-button-filter" href="\\#">#=messages.filter#</a>' + '<a class="k-button k-button-clear" href="\\#">#=messages.clear#</a>' + '</div>' + '</div>' + '</form>' + '</div>';
        var MENUTEMPLATE = '<ul class="k-pivot-fieldmenu">' + '# if (sortable) {#' + '<li class="k-item k-sort-asc">' + '<span class="k-link">' + '<span class="k-icon k-i-sort-asc"></span>' + '${messages.sortAscending}' + '</span>' + '</li>' + '<li class="k-item k-sort-desc">' + '<span class="k-link">' + '<span class="k-icon k-i-sort-desc"></span>' + '${messages.sortDescending}' + '</span>' + '</li>' + '# if (filterable) {#' + '<li class="k-separator"></li>' + '# } #' + '# } #' + '# if (filterable) {#' + '<li class="k-item k-include-item">' + '<span class="k-link">' + '<span class="k-icon k-filter"></span>' + '${messages.include}' + '</span>' + '</li>' + '<li class="k-separator"></li>' + '<li class="k-item k-filter-item">' + '<span class="k-link">' + '<span class="k-icon k-filter"></span>' + '${messages.filterFields}' + '</span>' + '<ul>' + '<li>' + LABELMENUTEMPLATE + '</li>' + '</ul>' + '</li>' + '# } #' + '</ul>';
        var WINDOWTEMPLATE = '<div class="k-popup-edit-form k-pivot-filter-window"><div class="k-edit-form-container">' + '<div class="k-treeview"></div>' + '<div class="k-edit-buttons k-state-default">' + '<a class="k-button k-primary k-button-ok" href="\\#">' + '${messages.ok}' + '</a>' + '<a class="k-button k-button-cancel" href="\\#">' + '${messages.cancel}' + '</a>' + '</div></div>';
        ui.plugin(PivotFieldMenu);
    }(window.kendo.jQuery));
    return window.kendo;
}, typeof define == 'function' && define.amd ? define : function (a1, a2, a3) {
    (a3 || a2)();
}));