Show totals row always in query report

frappe/public/js/frappe/views/reports/query_report.js

@@ -594,6 +594,7 @@ frappe.views.QueryReport = Class.extend({
 
 		var me = this;
 		this.dataView.onRowCountChanged.subscribe(function (e, args) {
+			me.update_totals_row(e, args);
 			me.grid.updateRowCount();
 			me.grid.render();
 		});
@@ -603,8 +604,38 @@ frappe.views.QueryReport = Class.extend({
 			me.grid.render();
 		});
 	},
+	update_totals_row: function(e, args) {
+		if(!this.report_doc.add_total_row) return;
+
+		const data_length = this.dataView.getLength();
+		const last_index = data_length - 1;
+
+		const number_fields = ['Currency', 'Float', 'Int'];
+		const fields = this.columns
+			.filter(col => number_fields.includes(col.fieldtype))
+			.map(col => col.field);
+
+		// reset numeric fields
+		let updated_totals = Object.assign({}, this.dataView.getItem(last_index));
+		fields.map(field => {
+			updated_totals[field] = 0.0;
+		});
+
+		// loop all the rows except the last Total row
+		for (let i = 0; i < data_length - 1; i++) {
+			const item = this.dataView.getItem(i);
+			fields.map(field => {
+				updated_totals[field] += item[field];
+			});
+		}
+		this.dataView.updateItem(updated_totals.id, updated_totals);
+	},
 	inline_filter: function (item) {
 		var me = frappe.container.page.query_report;
+		if(me.report_doc.add_total_row) {
+			// always show totals row
+			if(Object.values(item).includes("'Total'")) return true;
+		}
 		for (var columnId in me.columnFilters) {
 			if (columnId !== undefined && me.columnFilters[columnId] !== "") {
 				var c = me.grid.getColumns()[me.grid.getColumnIndex(columnId)];
@@ -774,6 +805,16 @@ frappe.views.QueryReport = Class.extend({
 			var cols = args.sortCols;
 
 			me.data.sort(function (dataRow1, dataRow2) {
+				// Totals row should always be last
+				if(me.report_doc.add_total_row) {
+					if(Object.values(dataRow1).includes("'Total'")) {
+						return 1;
+					}
+					if(Object.values(dataRow2).includes("'Total'")) {
+						return -1;
+					}
+				}
+
 				for (var i = 0, l = cols.length; i < l; i++) {
 					var field = cols[i].sortCol.field;
 					var sign = cols[i].sortAsc ? 1 : -1;