package com.smartgwt.sample.showcase.client.dataintegration.java.serversummaries;

import com.smartgwt.client.data.AdvancedCriteria;
import com.smartgwt.client.data.Criterion;
import com.smartgwt.client.data.DataSource;
import com.smartgwt.client.data.Record;
import com.smartgwt.client.types.ListGridFieldType;
import com.smartgwt.client.types.OperatorId;
import com.smartgwt.client.widgets.Canvas;
import com.smartgwt.client.widgets.form.DynamicForm;
import com.smartgwt.client.widgets.form.fields.ButtonItem;
import com.smartgwt.client.widgets.form.fields.FloatItem;
import com.smartgwt.client.widgets.form.fields.IntegerItem;
import com.smartgwt.client.widgets.form.fields.TextItem;
import com.smartgwt.client.widgets.form.fields.events.ClickEvent;
import com.smartgwt.client.widgets.form.fields.events.ClickHandler;
import com.smartgwt.client.widgets.grid.ListGrid;
import com.smartgwt.client.widgets.grid.ListGridField;
import com.smartgwt.client.widgets.grid.ListGridRecord;
import com.smartgwt.client.widgets.layout.VLayout;

import com.google.gwt.core.client.EntryPoint;

public class CustomAggregationQuerySample implements EntryPoint {

@Override
    public void onModuleLoad() {

final ListGrid orderList = new ListGrid();
    	orderList.setDataSource(DataSource.get("aggregationCustomSQL2_orderItem"));
    	orderList.setWidth(300);
    	orderList.setHeight(200);
    	orderList.setShowFilterEditor(false);
    	orderList.setAutoFetchData(false);
    	orderList.setCanEdit(false);
    	orderList.setCanRemoveRecords(false);
    	orderList.setSortField(0);
    	
    	ListGridField orderCustomerNameField = new ListGridField("orderCustomerName");
    	orderCustomerNameField.setWidth(200);
    	orderCustomerNameField.setTitle("Customer");
    	ListGridField amountField = new ListGridField("amount");
    	amountField.setType(ListGridFieldType.INTEGER);
    	amountField.setTitle("Amount");
    	
    	orderList.setFields(orderCustomerNameField,amountField);  
    	
    	final DynamicForm orderItemCriteriaForm = new DynamicForm();
    	orderItemCriteriaForm.setNumCols(2);
    	orderItemCriteriaForm.setWidth(300);
    	
    	TextItem itemDescription = new TextItem("itemDescription");
    	itemDescription.setTitle("Item");
    	itemDescription.setDefaultValue("widget");
    	IntegerItem quantity = new IntegerItem();
    	quantity.setName("quantity");
    	quantity.setTitle("Quantity");
    	quantity.setDefaultValue(4);
    	FloatItem amount = new FloatItem();
    	amount.setName("amount");
    	amount.setTitle("Amount");
    	amount.setDefaultValue(10);
    	ButtonItem buttonItem = new ButtonItem();
    	buttonItem.setTitle("Filter");
    	buttonItem.setEndRow(false);
    	buttonItem.setStartRow(false);
    	buttonItem.addClickHandler(new ClickHandler() {
			@Override
			public void onClick(ClickEvent event) {
				Record record = orderItemCriteriaForm.getValuesAsRecord();
				AdvancedCriteria adCriteria = new AdvancedCriteria(OperatorId.AND, new Criterion[]{
			    	      new Criterion("itemDescription", OperatorId.CONTAINS, record.getAttribute("itemDescription")),
			    	      new Criterion("quantity", OperatorId.GREATER_THAN, record.getAttributeAsInt("quantity")),
			    	      new Criterion("amount", OperatorId.GREATER_THAN, record.getAttributeAsFloat("amount"))
			    	});
				orderList.setData(new ListGridRecord[0]);
                orderList.filterData(adCriteria);
			}
    	});
    	
    	orderItemCriteriaForm.setFields(itemDescription, quantity, amount, buttonItem);
    	
    	VLayout vLayout = new VLayout();
    	vLayout.setMembersMargin(20);
    	vLayout.setMembers(orderItemCriteriaForm, orderList);
    	
    	Record record = orderItemCriteriaForm.getValuesAsRecord();
		AdvancedCriteria adCriteria = new AdvancedCriteria(OperatorId.AND, new Criterion[]{
	    	      new Criterion("itemDescription", OperatorId.CONTAINS, record.getAttribute("itemDescription")),
	    	      new Criterion("quantity", OperatorId.GREATER_THAN, record.getAttributeAsInt("quantity")),
	    	      new Criterion("amount", OperatorId.GREATER_THAN, record.getAttributeAsFloat("amount"))
	    	});
        orderList.filterData(adCriteria);
    	
        vLayout.draw();
    }

}