From f53ad74c72757de54d1232bc68e78a65ef7a05b7 Mon Sep 17 00:00:00 2001
From: "DESKTOP-T0O5CDB\\DESK-555BD" <ivancheahkf@gmail.com>
Date: Mon, 14 Oct 2024 21:37:26 -0600
Subject: [PATCH] fix bugs with alternate fuel units when the average min and
 max labels don't exist.

---
 wwwroot/js/gasrecord.js | 72 ++++++++++++++++++++++++-----------------
 1 file changed, 42 insertions(+), 30 deletions(-)

diff --git a/wwwroot/js/gasrecord.js b/wwwroot/js/gasrecord.js
index 1087b0d..fa99ecb 100644
--- a/wwwroot/js/gasrecord.js
+++ b/wwwroot/js/gasrecord.js
@@ -282,23 +282,29 @@ function convertFuelMileageUnits(currentUnit, destinationUnit, save) {
                     }
                 });
                 //update labels up top.
-                var newAverage = globalParseFloat($("#averageFuelMileageLabel").text().split(":")[1].trim());
-                if (newAverage > 0) {
-                    newAverage = 100 / newAverage;
-                    var averageLabel = $("#averageFuelMileageLabel");
-                    averageLabel.text(`${averageLabel.text().split(':')[0]}: ${globalFloatToString(newAverage.toFixed(2))}`);
+                if ($("#averageFuelMileageLabel").length > 0) {
+                    var newAverage = globalParseFloat($("#averageFuelMileageLabel").text().split(":")[1].trim());
+                    if (newAverage > 0) {
+                        newAverage = 100 / newAverage;
+                        var averageLabel = $("#averageFuelMileageLabel");
+                        averageLabel.text(`${averageLabel.text().split(':')[0]}: ${globalFloatToString(newAverage.toFixed(2))}`);
+                    }
                 }
-                var newMin = globalParseFloat($("#minFuelMileageLabel").text().split(":")[1].trim());
-                if (newMin > 0) {
-                    newMin = 100 / newMin;
-                    var minLabel = $("#minFuelMileageLabel");
-                    minLabel.text(`${minLabel.text().split(':')[0]}: ${globalFloatToString(newMin.toFixed(2))}`);
+                if ($("#minFuelMileageLabel").length > 0) {
+                    var newMin = globalParseFloat($("#minFuelMileageLabel").text().split(":")[1].trim());
+                    if (newMin > 0) {
+                        newMin = 100 / newMin;
+                        var minLabel = $("#minFuelMileageLabel");
+                        minLabel.text(`${minLabel.text().split(':')[0]}: ${globalFloatToString(newMin.toFixed(2))}`);
+                    }
                 }
-                var newMax = globalParseFloat($("#maxFuelMileageLabel").text().split(":")[1].trim());
-                if (newMax > 0) {
-                    newMax = 100 / newMax;
-                    var maxLabel = $("#maxFuelMileageLabel");
-                    maxLabel.text(`${maxLabel.text().split(':')[0]}: ${globalFloatToString(newMax.toFixed(2))}`);
+                if ($("#maxFuelMileageLabel").length > 0) {
+                    var newMax = globalParseFloat($("#maxFuelMileageLabel").text().split(":")[1].trim());
+                    if (newMax > 0) {
+                        newMax = 100 / newMax;
+                        var maxLabel = $("#maxFuelMileageLabel");
+                        maxLabel.text(`${maxLabel.text().split(':')[0]}: ${globalFloatToString(newMax.toFixed(2))}`);
+                    }
                 }
                 sender.text(sender.text().replace(sender.attr("data-unit"), "km/l"));
                 sender.attr("data-unit", "km/l");
@@ -315,23 +321,29 @@ function convertFuelMileageUnits(currentUnit, destinationUnit, save) {
                         elem.innerText = globalFloatToString(convertedAmount.toFixed(2));
                     }
                 });
-                var newAverage = globalParseFloat($("#averageFuelMileageLabel").text().split(":")[1].trim());
-                if (newAverage > 0) {
-                    newAverage = 100 / newAverage;
-                    var averageLabel = $("#averageFuelMileageLabel");
-                    averageLabel.text(`${averageLabel.text().split(':')[0]}: ${globalFloatToString(newAverage.toFixed(2))}`);
+                if ($("#averageFuelMileageLabel").length > 0) {
+                    var newAverage = globalParseFloat($("#averageFuelMileageLabel").text().split(":")[1].trim());
+                    if (newAverage > 0) {
+                        newAverage = 100 / newAverage;
+                        var averageLabel = $("#averageFuelMileageLabel");
+                        averageLabel.text(`${averageLabel.text().split(':')[0]}: ${globalFloatToString(newAverage.toFixed(2))}`);
+                    }
                 }
-                var newMin = globalParseFloat($("#minFuelMileageLabel").text().split(":")[1].trim());
-                if (newMin > 0) {
-                    newMin = 100 / newMin;
-                    var minLabel = $("#minFuelMileageLabel");
-                    minLabel.text(`${minLabel.text().split(':')[0]}: ${globalFloatToString(newMin.toFixed(2))}`);
+                if ($("#minFuelMileageLabel").length > 0) {
+                    var newMin = globalParseFloat($("#minFuelMileageLabel").text().split(":")[1].trim());
+                    if (newMin > 0) {
+                        newMin = 100 / newMin;
+                        var minLabel = $("#minFuelMileageLabel");
+                        minLabel.text(`${minLabel.text().split(':')[0]}: ${globalFloatToString(newMin.toFixed(2))}`);
+                    }
                 }
-                var newMax = globalParseFloat($("#maxFuelMileageLabel").text().split(":")[1].trim());
-                if (newMax > 0) {
-                    newMax = 100 / newMax;
-                    var maxLabel = $("#maxFuelMileageLabel");
-                    maxLabel.text(`${maxLabel.text().split(':')[0]}: ${globalFloatToString(newMax.toFixed(2))}`);
+                if ($("#maxFuelMileageLabel").length > 0) {
+                    var newMax = globalParseFloat($("#maxFuelMileageLabel").text().split(":")[1].trim());
+                    if (newMax > 0) {
+                        newMax = 100 / newMax;
+                        var maxLabel = $("#maxFuelMileageLabel");
+                        maxLabel.text(`${maxLabel.text().split(':')[0]}: ${globalFloatToString(newMax.toFixed(2))}`);
+                    }
                 }
                 sender.text(sender.text().replace(sender.attr("data-unit"), "l/100km"));
                 sender.attr("data-unit", "l/100km");