<?xml version="1.0" encoding="utf-8"?>
<mx:VBox xmlns:fx="http://ns.adobe.com/mxml/2009" 
         xmlns:s="library://ns.adobe.com/flex/spark" 
         xmlns:mx="library://ns.adobe.com/flex/mx" width="100%" height="100%" 
         xmlns:nestedtreedatagrid="com.flexicious.nestedtreedatagrid.*" xmlns:billing="com.flexicious.example.model.billing.*"
         xmlns:controls="com.flexicious.controls.*" xmlns:mate="http://mate.asfusion.com/" creationComplete="vbox1_creationCompleteHandler(event)">
    <fx:Script>
        <![CDATA[
            import com.flexicious.example.model.billing.Invoice;
            import com.flexicious.example.model.common.SystemConstants;
            import com.flexicious.example.model.organizations.Organization;
            import com.flexicious.example.model.transactions.Deal;
            import com.flexicious.example.serviceproxies.BusinessService;
            import com.flexicious.example.utils.ExampleUtils;
            import com.flexicious.grids.filters.FilterSort;
            import com.flexicious.nestedtreedatagrid.cells.FlexDataGridCell;
            import com.flexicious.nestedtreedatagrid.events.FlexDataGridEvent;
            import com.flexicious.nestedtreedatagrid.interfaces.IFlexDataGridCell;
            import com.flexicious.utils.UIUtils;
            
            import mock.FlexiciousMockGenerator;
            
            import mx.collections.ArrayCollection;
            import mx.controls.Alert;
            import mx.events.FlexEvent;
            import mx.events.ListEvent;
            import mx.rpc.AsyncToken;
            import mx.rpc.events.ResultEvent;
            import mx.utils.ObjectUtil;
            
            import pdf.AlivePdfGenerator;
            
            
            
            
            protected function vbox1_creationCompleteHandler(event:FlexEvent):void
            {
                BusinessService.getInstance().getDeepOrgList(function(evt:ResultEvent,token:AsyncToken):
                    void{
                    grid.dataProvider=evt.result
                    //set default sort:
                    var sorts:ArrayCollection = new ArrayCollection();
                    sorts.addItem(new FilterSort("legalName",true))
                    sorts.addItem(new FilterSort("dealDescription",true))
                    sorts.addItem(new FilterSort("invoiceNumber",true))
                    grid.processSort(sorts);
                    
                    }
                
                )
            }
            private function checkCellDisabled(cell:IFlexDataGridCell):Boolean{
                return !(cell.rowInfo.data is Invoice);
            }
            private function returnFalse(cell:IFlexDataGridCell,data:*):Boolean{
                return false;
            }
            private function getInvoiceAmount(data:Object,col:FlexDataGridColumn):String{
                var val:Number=0;
                if(data is Invoice)
                    val=(data as Invoice).invoiceAmount;
                else if(data is Deal)
                    val=(data as Deal).dealAmount;
                else if(data is Organization)
                    val= (data as Organization).relationshipAmount;
                
                return UIUtils.formatCurrency(val);
            }
            protected function amountSortCompareFunction(obj1:Object, obj2:Object):int{
                if(obj1 is Organization && obj2 is Organization){
                    return ObjectUtil.numericCompare(obj1.relationshipAmount,obj2.relationshipAmount);
                }
                else if(obj1 is Deal && obj2 is Deal){
                    return ObjectUtil.numericCompare(obj1.dealAmount,obj2.dealAmount);
                }
                else if(obj1 is Invoice && obj2 is Invoice){
                    return ObjectUtil.numericCompare(obj1.invoiceAmount,obj2.invoiceAmount);
                }
                return 0;

            }
            [Bindable(private var _selectedKeys:String;
            [Bindable(private var _selectedObjects:String;

            
            protected function button1_clickHandler(event:MouseEvent):void
            {
                 _selectedKeys=grid.getSelectedKeys().join(",");
                _selectedObjects=grid.getSelectedObjects().join(","); 
            }

        ]]>
    </fx:Script>
    <fx:Declarations>
        <!-- Place non-visual elements (e.g., services, value objects) here -->
    </fx:Declarations>
    <mx:Button click="button1_clickHandler(event)" label="Get Selection"/>
    <mx:Label text="Selected Keys:{_selectedKeys}"/>
    <mx:Label text="Selected Objects:{_selectedObjects}"/>
    <nestedtreedatagrid:FlexDataGrid id="grid" width="100%" height="100%" enablePrint="true" horizontalGridLines="true"
                                     enablePreferencePersistence="true" enableFilters="true"
                                     enableExport="true" enableCopy="true" enableEagerDraw="true"  showSpinnerOnFilterPageSort="true" 
                                     pdfBytesReady="new AlivePdfGenerator().generate(event.target as FlexDataGrid ,event.printOptions)"
                                     preferencePersistenceKey="groupedData" enableMultiColumnSort="true" enableSelectionCascade="true">
        
        <nestedtreedatagrid:columnLevel >
            <nestedtreedatagrid:FlexDataGridColumnLevel  enableFilters="true" enablePaging="true" pageSize="20" childrenField="deals" selectedKeyField="id"
                                                        reusePreviousLevelColumns="true" >
                <nestedtreedatagrid:columns>
                    <nestedtreedatagrid:FlexDataGridCheckBoxColumn   />
                    <nestedtreedatagrid:FlexDataGridColumn dataField="legalName" headerText="Organization Name" 
                                                           filterControl="TextInput" filterOperation="BeginsWith"
                                                          />
                    <nestedtreedatagrid:FlexDataGridColumn dataField="dealDescription" headerText="Deal Description" 
                                                           filterControl="TextInput" filterOperation="BeginsWith"
                                                           />
                    <nestedtreedatagrid:FlexDataGridColumn dataField="invoiceNumber" headerText="Invoice Number" 
                                                           footerLabel="Count:" footerOperation="count" footerAlign="center" 
                                                           filterControl="TextInput" filterOperation="BeginsWith"
                                                           />
                    <nestedtreedatagrid:FlexDataGridColumn dataField="invoiceAmount" headerText="Amount" textAlign="right" 
                                                           footerLabel="Total:" footerOperation="sum" footerAlign="right"
                                                           footerOperationPrecision="2" footerFormatter="{ExampleUtils.globalCurrencyFormatter}" 
                                                           labelFunction="getInvoiceAmount" sortCompareFunction="amountSortCompareFunction"/>
                    <nestedtreedatagrid:FlexDataGridColumn dataField="invoiceStatus.name" headerText="Invoice Status" filterControl="MultiSelectComboBox"
                                                           filterComboBoxDataProvider="{new ArrayCollection(SystemConstants.invoiceStatuses)}" 
                                                           filterComboBoxDataField="code" filterComboBoxLabelField="name"/>
                    
                    <nestedtreedatagrid:FlexDataGridColumn itemEditor="{new ClassFactory(mx.controls.DateField)}"  
                                                           dataField="invoiceDate" headerText="Invoice Date" filterControl="DateComboBox" 
                                                           labelFunction="UIUtils.dataGridFormatDateLabelFunction"/>
                    <nestedtreedatagrid:FlexDataGridColumn itemEditor="{new ClassFactory(mx.controls.DateField)}"  
                                                           dataField="dueDate" headerText="Due Date" filterControl="DateComboBox"
                                                           labelFunction="UIUtils.dataGridFormatDateLabelFunction"/>
                </nestedtreedatagrid:columns>
                <nestedtreedatagrid:nextLevel>
                    <nestedtreedatagrid:FlexDataGridColumnLevel childrenField="invoices" selectedKeyField="id" reusePreviousLevelColumns="true" >
                        
                        <nestedtreedatagrid:nextLevel>
                            <nestedtreedatagrid:FlexDataGridColumnLevel enableFooters="true" enablePaging="true" pageSize="5"
                                                                        selectedKeyField="id" reusePreviousLevelColumns="true">
                                
                            </nestedtreedatagrid:FlexDataGridColumnLevel>
                        </nestedtreedatagrid:nextLevel>
                    </nestedtreedatagrid:FlexDataGridColumnLevel>
                </nestedtreedatagrid:nextLevel>
            </nestedtreedatagrid:FlexDataGridColumnLevel>
        </nestedtreedatagrid:columnLevel>
    </nestedtreedatagrid:FlexDataGrid>
    
</mx:VBox >