neal
/
Typica


			
				
					
						
						
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							<window id="fypurchase">
	<reporttitle>Purchase:->Coffee Purchase Previous Years Comparison</reporttitle>
	<layout type="vertical">
		<layout type="horizontal">
			<label>Start Date:</label>
			<calendar id="startdate" />
			<label>End Date:</label>
			<calendar id="enddate" />
			<label>Weight Unit:</label>
			<sqldrop id="unit" />
			<stretch />
		</layout>
		<webview id="report" />
	</layout>
	<menu name="File">
		<item id="print" shortcut="Ctrl+P">Print</item>
	</menu>
	<program>
		<![CDATA[
			this.windowTitle = "Typica - Coffee Purchase Previous Years Comparison";
			var startDateField = findChildObject(this, 'startdate');
			var query = new QSqlQuery();
			query.exec("SELECT EXTRACT(YEAR FROM time) FROM purchase WHERE time = (SELECT min(time) FROM purchase)");
			query.next();
			startDateField.setDate(query.value(0), 1, 1);
			var endDateField = findChildObject(this, 'enddate');
			endDateField.setDate(endDateField.year(), 12, 31);
			var view = findChildObject(this, 'report');
			var printMenu = findChildObject(this, 'print');
			printMenu.triggered.connect(function() {
				view.print();
			});
			var unitBox = findChildObject(this, 'unit');
			unitBox.addItem("Kg");
			unitBox.addItem("Lb");
			unitBox.currentIndex = QSettings.value("script/report_unit", 1);
			unitBox['currentIndexChanged(int)'].connect(function() {
				QSettings.setValue("script/report_unit", unitBox.currentIndex);
				refresh();
			});
			function refresh() {
				var buffer = new QBuffer;
				buffer.open(3);
				var output = new XmlWriter(buffer);
				output.writeStartDocument("1.0");
				output.writeDTD('<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1 plus MathML 2.0 plus SVG 1.1//EN" "http://www.w3.org/2002/04/xhtml-math-svg.dtd">');
                output.writeStartElement("html");
                output.writeAttribute("xmlns", "http://www.w3.org/1999/xhtml");
                output.writeStartElement("head");
				output.writeTextElement("title", "Coffee Purchase Previous Years Comparison");
				output.writeEndElement();
				output.writeStartElement("body");
				output.writeTextElement("h1", "Coffee Purchase Previous Years Comparison");
				output.writeStartElement("table");
				output.writeAttribute("style", "page-break-after:auto;");
                output.writeAttribute("rules", "groups");
                output.writeAttribute("cellpadding", "3px");
                output.writeStartElement("thead");
                output.writeStartElement("tr");
				output.writeEmptyElement("th");
				for(var i = startDateField.year(); i <= endDateField.year(); i++)
				{
					output.writeTextElement("th", i);
				}
				output.writeEndElement();
				output.writeEndElement();
				output.writeStartElement("tbody");
				output.writeStartElement("tr");
				output.writeTextElement("th", "Sacks Purchased");
				var j = 0;
				var sacks = new Array;
				for(var i = startDateField.year(); i <= endDateField.year(); i++)
				{
					var q = "SELECT sum(quantity/(SELECT conversion FROM lb_bag_conversion WHERE item = purchase.item)) FROM purchase WHERE time >= '" + i + "-01-01' AND time < '" + (i+1) + "-01-01'";
					query.exec(q);
					query.next();
					output.writeTextElement("td", query.value(0));
					sacks[j] = query.value(0);
					j++;
				}
				output.writeEndElement();
				output.writeStartElement("tr");
				switch(unitBox.currentIndex) {
					case 0:
						output.writeTextElement("th", "Kilos Purchased");
						break;
					case 1:
						output.writeTextElement("th", "Pounds Purchased");
						break;
				}
				j = 0;
				var pounds = new Array;
				for(var i = startDateField.year(); i <= endDateField.year(); i++)
				{
					var q = "SELECT (sum(quantity) / :conversion)::numeric(12,2) FROM purchase WHERE time >= '" + i + "-01-01' AND time < '" + (i+1) + "-01-01'";
					query.prepare(q);
					query.bind(":conversion", unitBox.currentIndex == 0 ? 2.2 : 1);
					query.exec();
					query.next();
					output.writeTextElement("td", query.value(0));
					pounds[j] = query.value(0);
					j++;
				}
				output.writeEndElement();
				output.writeStartElement("tr");
				output.writeTextElement("th", "Cost");
				j = 0;
				var cost = new Array;
				for(var i = startDateField.year(); i <= endDateField.year(); i++)
				{
					var q = "SELECT sum(cost*quantity)::numeric(12,2) FROM purchase WHERE time >= '" + i + "-01-01' AND time < '" + (i+1) + "-01-01'";
					query.exec(q);
					query.next();
					output.writeTextElement("td", query.value(0));
					cost[j] = query.value(0);
					j++;
				}
				output.writeEndElement();
				output.writeEndElement();
				output.writeStartElement("tfoot");
				output.writeEndElement();
				output.writeEndElement();
				output.writeEndElement();
				output.writeEndElement();
				output.writeEndDocument();
				view.setContent(buffer);
				buffer.close();
			}
			refresh();
			startDateField.dateChanged.connect(function() {
				refresh();
			});
			endDateField.dateChanged.connect(function() {
				refresh();
			});
		]]>
	</program>
</window>