neal
/
Typica


			
				
					
						
						
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							<window id="item_transactions">
	<reporttitle>Inventory:->Item Transactions</reporttitle>
	<layout type="vertical">
		<layout type="horizontal">
			<label>Item:</label>
			<sqldrop id="item" data="0" display="1" showdata="true">
				<null />
				<query>SELECT id, name FROM items WHERE category = 'Coffee: Unroasted' ORDER BY name</query>
			</sqldrop>
			<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 - Item Transactions";
			var itemBox = findChildObject(this, 'item');
			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();
			});
			var view = findChildObject(this, 'report');
			var printMenu = findChildObject(this, 'print');
			printMenu.triggered.connect(function() {
				view.print();
			});
			itemBox['currentIndexChanged(int)'].connect(function() {
				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", "Item Transactions");
				output.writeStartElement("style");
				output.writeAttribute("type", "text/css");
				output.writeCDATA("tr.PURCHASE {background-color: #77FF77}");
				output.writeCDATA("tr.USE {background-color: #FFFFFF}");
				output.writeCDATA("tr.INVENTORY {background-color: #7777FF}");
				output.writeCDATA("tr.SALE {background-color: #FF77FF}");
				output.writeCDATA("tr.LOSS {background-color: #FF7777}");
				output.writeCDATA("tr.MAKE {background-color: #FFFF77}");
				output.writeEndElement(); // style
				
				output.writeEndElement();
				output.writeStartElement("body");
				output.writeTextElement("h1", "Item Transactions:");
				output.writeStartElement("table");
				output.writeStartElement("tr");
				output.writeStartElement("td");
				output.writeTextElement("strong", "Item: ")
				output.writeTextElement("span", itemBox.currentText);
				output.writeEndElement(); // td
				var query = new QSqlQuery();
				query.prepare("SELECT reference, category FROM items WHERE id = :item");
				query.bind(":item", itemBox.currentData());
				query.exec();
				if(query.next()) {
					output.writeStartElement("td");
					output.writeTextElement("strong", "Reference: ");
					output.writeTextElement("span", query.value(0));
					output.writeEndElement(); // td
					output.writeStartElement("td");
					output.writeTextElement("strong", "Category: ");
					output.writeTextElement("span", query.value(1));
					output.writeEndElement(); //td
					output.writeEndElement(); //tr
					query.prepare("SELECT origin, region, producer, grade, milling, drying FROM coffees WHERE id = :item");
					query.bind(":item", itemBox.currentData());
					query.exec();
					if(query.next()) {
						output.writeStartElement("tr");
						output.writeStartElement("td");
						output.writeTextElement("strong", "Origin: ");
						output.writeTextElement("span", query.value(0));
						output.writeEndElement(); // td
						output.writeStartElement("td");
						output.writeTextElement("strong", "Region: ");
						output.writeTextElement("span", query.value(1));
						output.writeEndElement(); // td
						output.writeStartElement("td");
						output.writeTextElement("strong", "Producer: ");
						output.writeTextElement("span", query.value(2));
						output.writeEndElement(); // td
						output.writeEndElement(); // tr
						output.writeStartElement("tr");
						output.writeStartElement("td");
						output.writeTextElement("strong", "Grade: ");
						output.writeTextElement("span", query.value(3));
						output.writeEndElement(); // td
						output.writeStartElement("td");
						output.writeTextElement("strong", "Milling: ");
						output.writeTextElement("span", query.value(4));
						output.writeEndElement(); // td
						output.writeStartElement("td");
						output.writeTextElement("strong", "Drying: ");
						output.writeTextElement("span", query.value(5));
						output.writeEndElement(); // td
						output.writeEndElement(); // tr
						query.prepare("SELECT decaf_method FROM decaf_coffees WHERE id = :item");
						query.bind(":item", itemBox.currentData());
						query.exec();
						if(query.next()) {
							output.writeStartElement("tr");
							output.writeStartElement("td");
							output.writeAttribute("colspan", "3");
							output.writeTextElement("strong", "Decaffeination Method: ");
							output.writeTextElement("span", query.value(0));
							output.writeEndElement(); // td
							output.writeEndElement(); // tr
						}
					}
					output.writeEndElement() // table
					
					query.prepare("SELECT time::date, type, quantity / :c1, balance / :c2 FROM item_history(:item)");
					switch(unitBox.currentIndex)
					{
						case 0:
							query.bind(":c1", 2.2);
							query.bind(":c2", 2.2);
							break;
						case 1:
							query.bind(":c1", 1);
							query.bind(":c2", 1);
							break;
					}
					query.bind(":item", itemBox.currentData());
					query.exec();
					output.writeStartElement("table");
					output.writeStartElement("tr");
					output.writeTextElement("th", "Date");
					output.writeTextElement("th", "Type");
					output.writeTextElement("th", "Quantity");
					output.writeTextElement("th", "Balance");
					output.writeEndElement(); // tr
					var prev_balance = "0";
					var prev_prec = 0;
					var cur_prec = 0;
					while(query.next()) {
						output.writeStartElement("tr");
						output.writeAttribute("class", query.value(1));
						output.writeTextElement("td", query.value(0));
						output.writeTextElement("td", query.value(1));
						if(query.value(1) == "INVENTORY") {
							var split = prev_balance.split('.');
							if(split.length > 1) {
								prev_prec = split[1].length;
							} else {
								prev_prec = 0;
							}
							split = query.value(2).split('.');
							if(split.length > 1) {
								cur_prec = split[1].length;
							} else {
								cur_prec = 0;
							}
							var prec = prev_prec > cur_prec ? prev_prec : cur_prec;
							output.writeTextElement("td", (Number(query.value(2)) - Number(prev_balance)).toFixed(prec));
						} else {
							output.writeTextElement("td", query.value(2));
						}
						output.writeTextElement("td", query.value(3));
						prev_balance = query.value(3);
						output.writeEndElement(); // tr
					}
					output.writeEndElement(); // table
					/* Put the rest of the report here. No sense running queries if
					   the item doesn't exist. */
				} else {
					/* Close tags if item data not found. */
					output.writeEndElement(); // tr
					output.writeEndElement(); // table
				}
				
				output.writeEndElement(); // body
				output.writeEndElement(); // html
				output.writeEndDocument();
				view.setContent(buffer);
				buffer.close();
				query = query.invalidate();
			}
			refresh();
		]]>
	</program>
</window>