neal
/
Typica


			
				
					
						
						
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							<window id="greencost">
    <reporttitle>Production:->Cost of Green Coffee for Roasted Coffee</reporttitle>	<layout type="vertical">
        <layout type="horizontal">
            <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 = TTR("greencost", "Typica - Cost of Green Coffee for Roasted Coffee");
            var report = findChildObject(this, 'report');
            var printMenu = findChildObject(this, 'print');
            printMenu.triggered.connect(function() {
                report.print();
            });
            var unitBox = findChildObject(this, 'unit');
            unitBox.addItem(TTR("greencost", "Kg"));
            unitBox.addItem(TTR("greencost", "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 conversion = 1;
                if(unitBox.currentIndex == 0) {
                    conversion = 2.2;
                }
                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", TTR("greencost", "Cost of Green Coffee for Roasted Coffee"));
                output.writeEndElement();
                output.writeStartElement("body");
                var cdt = new Date(Date.now());
                output.writeTextElement("p", cdt.toLocaleDateString(TTR("reports", "en-US")) + " " + cdt.toLocaleTimeString(TTR("reports", "en-US")));
                var unit = (unitBox.currentIndex == 0 ? TTR("greencost", "Kg") : 
                    TTR("greencost", "Lb"));
                output.writeTextElement("h1", TTR("greencost", "Cost of Green Coffee for Roasted Coffee"));
                output.writeTextElement("p", TTR("greencost", "Cost of green coffee per ") +
                    unit + TTR("greencost", " of roasted coffee"));
                var query = new QSqlQuery();
                query.exec("SELECT item, (SELECT name FROM items WHERE id = item) AS name FROM current_items ORDER BY name");
                var roastedItems = new Array();
                var roastedNames = new Array();
                while(query.next()) {
                    roastedItems.push(query.value(0));
                    roastedNames.push(query.value(1));
                }
                var recipes = new Array();
                var recipeQuantities = new Array();
                query.prepare("SELECT unroasted_id, unroasted_quantity FROM roasting_log WHERE roasted_id = :item AND time = (SELECT max(time) FROM roasting_log WHERE roasted_id = :item2)");
                for(var i = 0; i < roastedItems.length; i++) {
                    query.bind("item", roastedItems[i]);
                    query.bind("item2", roastedItems[i]);
                    query.exec();
                    if(query.next()) {
                        recipes.push(query.value(0));
                        recipeQuantities.push(query.value(1));
                    } else {
                        recipes.push("{-1}");
                        recipeQuantities.push("{-1}");
                    }
                }
                query.prepare("SELECT min(unroasted_total_quantity / roasted_quantity), max(unroasted_total_quantity / roasted_quantity), avg(unroasted_total_quantity / roasted_quantity) FROM roasting_log WHERE roasted_id = :ri AND unroasted_id = :gi AND unroasted_total_quantity > 0 AND roasted_quantity > 0 AND approval = true");
                var mins = new Array();
                var maxes = new Array();
                var means = new Array();
                for(var i = 0; i < roastedItems.length; i++) {
                    if(recipes[i] == "{-1}") {
                        mins.push("undefined");
                        maxes.push("undefined");
                        means.push("undefined");
                    } else {
                        query.bind(":ri", Number(roastedItems[i]));
                        query.bind(":gi", recipes[i]);
                        query.exec();
                        if(query.next()) {
                            mins.push(query.value(0));
                            maxes.push(query.value(1));
                            means.push(query.value(2));
                        } else {
                            print("Error 2");
                        }
                    }
                }
                var proportionalCosts = new Array();
                query.prepare("SELECT cost * :proportion * :conversion FROM purchase WHERE item = :id");
                for(var i = 0; i < roastedItems.length; i++) {
                    if(recipes[i] == "{-1}") {
                        proportionalCosts.push("undefined");
                    } else {
                        greens = sqlToArray(recipes[i]);
                        weights = sqlToArray(recipeQuantities[i]);
                        proportions = new Array();
                        quantitySum = weights.reduce(function(p, c) {
                            return Number(p) + Number(c);
                        });
                        for(var j = 0; j < weights.length; j++) {
                            proportions.push(weights[j]/quantitySum);
                        }
                        partialSum = 0;
                        for(var j = 0; j < greens.length; j++) {
                            query.bind(":proportion", proportions[j]);
                            query.bind(":id", greens[j]);
                            query.bind(":conversion", conversion);
                            query.exec();
                            if(query.next()) {
                                partialSum += Number(query.value(0));
                            } else {
                                print("Error 3");
                            }
                        }
                        proportionalCosts.push(partialSum);
                    }
                }
                query = query.invalidate();
                var minCosts = new Array();
                var maxCosts = new Array();
                var meanCosts = new Array();
                for(var i = 0; i < roastedItems.length; i++) {
                    if(recipes[i] == "{-1}") {
                        minCosts.push("undefined");
                        maxCosts.push("undefined");
                        meanCosts.push("undefined");
                    } else {
                        minCosts.push(proportionalCosts[i] * mins[i]);
                        maxCosts.push(proportionalCosts[i] * maxes[i]);
                        meanCosts.push(proportionalCosts[i] * means[i]);
                    }
                }
                output.writeStartElement("table");
                output.writeAttribute("rules", "groups");
                output.writeAttribute("cellpadding", "3px");
                output.writeStartElement("thead");
                output.writeStartElement("tr");
                output.writeTextElement("th", TTR("greencost", "Coffee"));
                output.writeTextElement("th", TTR("greencost", "Minimum Cost"));
                output.writeTextElement("th", TTR("greencost", "Maximum Cost"));
                output.writeTextElement("th", TTR("greencost", "Mean Cost"));
                output.writeEndElement();
                output.writeEndElement();
                output.writeStartElement("tbody");
                for(var i = 0; i < roastedItems.length; i++) {
                    output.writeStartElement("tr");
                    output.writeTextElement("td", roastedNames[i]);
                    output.writeTextElement("td", Number(minCosts[i]).toFixed(2));
                    output.writeTextElement("td", Number(maxCosts[i]).toFixed(2));
                    output.writeTextElement("td", Number(meanCosts[i]).toFixed(2));
                    output.writeEndElement();
                }
                output.writeEndElement();
                output.writeEndElement();
                output.writeEndElement();
                output.writeEndElement();
                output.writeEndDocument();
                report.setContent(buffer);
                buffer.close();
            };
            refresh();
            var notifier = Application.subscribe("roastinglogchange");
            notifier.notify.connect(function() {
                refresh();
            });
            var notifier2 = Application.subscribe("purchasechange");
            notifier2.notify.connect(function() {
                refresh();
            });
        ]]>
    </program>
</window>