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+/*! RowGroup 1.1.3
+ * ©2017-2021 SpryMedia Ltd - datatables.net/license
+ */
+
+/**
+ * @summary     RowGroup
+ * @description RowGrouping for DataTables
+ * @version     1.1.3
+ * @file        dataTables.rowGroup.js
+ * @author      SpryMedia Ltd (www.sprymedia.co.uk)
+ * @contact     datatables.net
+ * @copyright   Copyright 2017-2021 SpryMedia Ltd.
+ *
+ * This source file is free software, available under the following license:
+ *   MIT license - http://datatables.net/license/mit
+ *
+ * This source file is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the license files for details.
+ *
+ * For details please refer to: http://www.datatables.net
+ */
+
+(function( factory ){
+	if ( typeof define === 'function' && define.amd ) {
+		// AMD
+		define( ['jquery', 'datatables.net'], function ( $ ) {
+			return factory( $, window, document );
+		} );
+	}
+	else if ( typeof exports === 'object' ) {
+		// CommonJS
+		module.exports = function (root, $) {
+			if ( ! root ) {
+				root = window;
+			}
+
+			if ( ! $ || ! $.fn.dataTable ) {
+				$ = require('datatables.net')(root, $).$;
+			}
+
+			return factory( $, root, root.document );
+		};
+	}
+	else {
+		// Browser
+		factory( jQuery, window, document );
+	}
+}(function( $, window, document, undefined ) {
+'use strict';
+var DataTable = $.fn.dataTable;
+
+
+var RowGroup = function ( dt, opts ) {
+	// Sanity check that we are using DataTables 1.10 or newer
+	if ( ! DataTable.versionCheck || ! DataTable.versionCheck( '1.10.8' ) ) {
+		throw 'RowGroup requires DataTables 1.10.8 or newer';
+	}
+
+	// User and defaults configuration object
+	this.c = $.extend( true, {},
+		DataTable.defaults.rowGroup,
+		RowGroup.defaults,
+		opts
+	);
+
+	// Internal settings
+	this.s = {
+		dt: new DataTable.Api( dt )
+	};
+
+	// DOM items
+	this.dom = {
+
+	};
+
+	// Check if row grouping has already been initialised on this table
+	var settings = this.s.dt.settings()[0];
+	var existing = settings.rowGroup;
+	if ( existing ) {
+		return existing;
+	}
+
+	settings.rowGroup = this;
+	this._constructor();
+};
+
+
+$.extend( RowGroup.prototype, {
+	/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+	 * API methods for DataTables API interface
+	 */
+
+	/**
+	 * Get/set the grouping data source - need to call draw after this is
+	 * executed as a setter
+	 * @returns string~RowGroup
+	 */
+	dataSrc: function ( val )
+	{
+		if ( val === undefined ) {
+			return this.c.dataSrc;
+		}
+
+		var dt = this.s.dt;
+
+		this.c.dataSrc = val;
+
+		$(dt.table().node()).triggerHandler( 'rowgroup-datasrc.dt', [ dt, val ] );
+
+		return this;
+	},
+
+	/**
+	 * Disable - need to call draw after this is executed
+	 * @returns RowGroup
+	 */
+	disable: function ()
+	{
+		this.c.enable = false;
+		return this;
+	},
+
+	/**
+	 * Enable - need to call draw after this is executed
+	 * @returns RowGroup
+	 */
+	enable: function ( flag )
+	{
+		if ( flag === false ) {
+			return this.disable();
+		}
+
+		this.c.enable = true;
+		return this;
+	},
+
+	/**
+	 * Get enabled flag
+	 * @returns boolean
+	 */
+	enabled: function ()
+	{
+		return this.c.enable;
+	},
+
+
+	/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+	 * Constructor
+	 */
+	_constructor: function ()
+	{
+		var that = this;
+		var dt = this.s.dt;
+		var hostSettings = dt.settings()[0];
+
+		dt.on( 'draw.dtrg', function (e, s) {
+			if ( that.c.enable && hostSettings === s ) {
+				that._draw();
+			}
+		} );
+
+		dt.on( 'column-visibility.dt.dtrg responsive-resize.dt.dtrg', function () {
+			that._adjustColspan();
+		} );
+
+		dt.on( 'destroy', function () {
+			dt.off( '.dtrg' );
+		} );
+	},
+
+
+	/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+	 * Private methods
+	 */
+
+	/**
+	 * Adjust column span when column visibility changes
+	 * @private
+	 */
+	_adjustColspan: function ()
+	{
+		$( 'tr.'+this.c.className, this.s.dt.table().body() ).find('td:visible')
+			.attr( 'colspan', this._colspan() );
+	},
+
+	/**
+	 * Get the number of columns that a grouping row should span
+	 * @private
+	 */
+	_colspan: function ()
+	{
+		return this.s.dt.columns().visible().reduce( function (a, b) {
+			return a + b;
+		}, 0 );
+	},
+
+
+	/**
+	 * Update function that is called whenever we need to draw the grouping rows.
+	 * This is basically a bootstrap for the self iterative _group and _groupDisplay
+	 * methods
+	 * @private
+	 */
+	_draw: function ()
+	{
+		var dt = this.s.dt;
+		var groupedRows = this._group( 0, dt.rows( { page: 'current' } ).indexes() );
+
+		this._groupDisplay( 0, groupedRows );
+	},
+
+	/**
+	 * Get the grouping information from a data set (index) of rows
+	 * @param {number} level Nesting level
+	 * @param {DataTables.Api} rows API of the rows to consider for this group
+	 * @returns {object[]} Nested grouping information - it is structured like this:
+	 *	{
+	 *		dataPoint: 'Edinburgh',
+	 *		rows: [ 1,2,3,4,5,6,7 ],
+	 *		children: [ {
+	 *			dataPoint: 'developer'
+	 *			rows: [ 1, 2, 3 ]
+	 *		},
+	 *		{
+	 *			dataPoint: 'support',
+	 *			rows: [ 4, 5, 6, 7 ]
+	 *		} ]
+	 *	}
+	 * @private
+	 */
+	_group: function ( level, rows ) {
+		var fns = Array.isArray( this.c.dataSrc ) ? this.c.dataSrc : [ this.c.dataSrc ];
+		var fn = DataTable.ext.oApi._fnGetObjectDataFn( fns[ level ] );
+		var dt = this.s.dt;
+		var group, last;
+		var data = [];
+		var that = this;
+
+		for ( var i=0, ien=rows.length ; i<ien ; i++ ) {
+			var rowIndex = rows[i];
+			var rowData = dt.row( rowIndex ).data();
+			var group = fn( rowData );
+
+			if ( group === null || group === undefined ) {
+				group = that.c.emptyDataGroup;
+			}
+			
+			if ( last === undefined || group !== last ) {
+				data.push( {
+					dataPoint: group,
+					rows: []
+				} );
+
+				last = group;
+			}
+
+			data[ data.length-1 ].rows.push( rowIndex );
+		}
+
+		if ( fns[ level+1 ] !== undefined ) {
+			for ( var i=0, ien=data.length ; i<ien ; i++ ) {
+				data[i].children = this._group( level+1, data[i].rows );
+			}
+		}
+
+		return data;
+	},
+
+	/**
+	 * Row group display - insert the rows into the document
+	 * @param {number} level Nesting level
+	 * @param {object[]} groups Takes the nested array from `_group`
+	 * @private
+	 */
+	_groupDisplay: function ( level, groups )
+	{
+		var dt = this.s.dt;
+		var display;
+	
+		for ( var i=0, ien=groups.length ; i<ien ; i++ ) {
+			var group = groups[i];
+			var groupName = group.dataPoint;
+			var row;
+			var rows = group.rows;
+
+			if ( this.c.startRender ) {
+				display = this.c.startRender.call( this, dt.rows(rows), groupName, level );
+				row = this._rowWrap( display, this.c.startClassName, level );
+
+				if ( row ) {
+					row.insertBefore( dt.row( rows[0] ).node() );
+				}
+			}
+
+			if ( this.c.endRender ) {
+				display = this.c.endRender.call( this, dt.rows(rows), groupName, level );
+				row = this._rowWrap( display, this.c.endClassName, level );
+
+				if ( row ) {
+					row.insertAfter( dt.row( rows[ rows.length-1 ] ).node() );
+				}
+			}
+
+			if ( group.children ) {
+				this._groupDisplay( level+1, group.children );
+			}
+		}
+	},
+
+	/**
+	 * Take a rendered value from an end user and make it suitable for display
+	 * as a row, by wrapping it in a row, or detecting that it is a row.
+	 * @param {node|jQuery|string} display Display value
+	 * @param {string} className Class to add to the row
+	 * @param {array} group
+	 * @param {number} group level
+	 * @private
+	 */
+	_rowWrap: function ( display, className, level )
+	{
+		var row;
+		
+		if ( display === null || display === '' ) {
+			display = this.c.emptyDataGroup;
+		}
+
+		if ( display === undefined || display === null ) {
+			return null;
+		}
+		
+		if ( typeof display === 'object' && display.nodeName && display.nodeName.toLowerCase() === 'tr') {
+			row = $(display);
+		}
+		else if (display instanceof $ && display.length && display[0].nodeName.toLowerCase() === 'tr') {
+			row = display;
+		}
+		else {
+			row = $('<tr/>')
+				.append(
+					$('<td/>')
+						.attr( 'colspan', this._colspan() )
+						.append( display  )
+				);
+		}
+
+		return row
+			.addClass( this.c.className )
+			.addClass( className )
+			.addClass( 'dtrg-level-'+level );
+	}
+} );
+
+
+/**
+ * RowGroup default settings for initialisation
+ *
+ * @namespace
+ * @name RowGroup.defaults
+ * @static
+ */
+RowGroup.defaults = {
+	/**
+	 * Class to apply to grouping rows - applied to both the start and
+	 * end grouping rows.
+	 * @type string
+	 */
+	className: 'dtrg-group',
+
+	/**
+	 * Data property from which to read the grouping information
+	 * @type string|integer|array
+	 */
+	dataSrc: 0,
+
+	/**
+	 * Text to show if no data is found for a group
+	 * @type string
+	 */
+	emptyDataGroup: 'No group',
+
+	/**
+	 * Initial enablement state
+	 * @boolean
+	 */
+	enable: true,
+
+	/**
+	 * Class name to give to the end grouping row
+	 * @type string
+	 */
+	endClassName: 'dtrg-end',
+
+	/**
+	 * End grouping label function
+	 * @function
+	 */
+	endRender: null,
+
+	/**
+	 * Class name to give to the start grouping row
+	 * @type string
+	 */
+	startClassName: 'dtrg-start',
+
+	/**
+	 * Start grouping label function
+	 * @function
+	 */
+	startRender: function ( rows, group ) {
+		return group;
+	}
+};
+
+
+RowGroup.version = "1.1.3";
+
+
+$.fn.dataTable.RowGroup = RowGroup;
+$.fn.DataTable.RowGroup = RowGroup;
+
+
+DataTable.Api.register( 'rowGroup()', function () {
+	return this;
+} );
+
+DataTable.Api.register( 'rowGroup().disable()', function () {
+	return this.iterator( 'table', function (ctx) {
+		if ( ctx.rowGroup ) {
+			ctx.rowGroup.enable( false );
+		}
+	} );
+} );
+
+DataTable.Api.register( 'rowGroup().enable()', function ( opts ) {
+	return this.iterator( 'table', function (ctx) {
+		if ( ctx.rowGroup ) {
+			ctx.rowGroup.enable( opts === undefined ? true : opts );
+		}
+	} );
+} );
+
+DataTable.Api.register( 'rowGroup().enabled()', function () {
+	var ctx = this.context;
+
+	return ctx.length && ctx[0].rowGroup ?
+		ctx[0].rowGroup.enabled() :
+		false;
+} );
+
+DataTable.Api.register( 'rowGroup().dataSrc()', function ( val ) {
+	if ( val === undefined ) {
+		return this.context[0].rowGroup.dataSrc();
+	}
+
+	return this.iterator( 'table', function (ctx) {
+		if ( ctx.rowGroup ) {
+			ctx.rowGroup.dataSrc( val );
+		}
+	} );
+} );
+
+
+// Attach a listener to the document which listens for DataTables initialisation
+// events so we can automatically initialise
+$(document).on( 'preInit.dt.dtrg', function (e, settings, json) {
+	if ( e.namespace !== 'dt' ) {
+		return;
+	}
+
+	var init = settings.oInit.rowGroup;
+	var defaults = DataTable.defaults.rowGroup;
+
+	if ( init || defaults ) {
+		var opts = $.extend( {}, defaults, init );
+
+		if ( init !== false ) {
+			new RowGroup( settings, opts  );
+		}
+	}
+} );
+
+
+return RowGroup;
+
+}));