modular

server/scripts/modules/utils/units.mjs

@@ -1,3 +1,23 @@
+const UNITS = {
+	english: Symbol('english'),
+	metric: Symbol('metric'),
+};
+
+let currentUnits = UNITS.english;
+
+const getUnits = () => currentUnits;
+const setUnits = (_unit) => {
+	const unit = _unit.toLowerCase();
+	if (unit === 'english') {
+		currentUnits = UNITS.english;
+	} else {
+		currentUnits = UNITS.metric;
+	}
+	// TODO: refresh current screen
+};
+
+// *********************************** unit conversions ***********************
+
 const round2 = (value, decimals) => Number(`${Math.round(`${value}e${decimals}`)}e-${decimals}`);
 
 const mphToKph = (Mph) => Math.round(Mph * 1.60934);
@@ -11,7 +31,7 @@ const metersToFeet = (Meters) => Math.round(Meters / 0.3048);
 const inchesToCentimeters = (Inches) => round2(Inches * 2.54, 2);
 const pascalToInHg = (Pascal) => round2(Pascal * 0.0002953, 2);
 
-export {
+const convert = {
 	mphToKph,
 	kphToMph,
 	celsiusToFahrenheit,
@@ -23,3 +43,12 @@ export {
 	inchesToCentimeters,
 	pascalToInHg,
 };
+
+export {
+	getUnits,
+	setUnits,
+	UNITS,
+	convert,
+};
+
+export default getUnits;