split utils

utils/unitUtils.js

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+"use strict";
+// FMG utils related to units
+
+// conver temperature from °C to other scales
+function convertTemperature(temp) {
+  switch (temperatureScale.value) {
+    case "°C":
+      return temp + "°C";
+    case "°F":
+      return rn((temp * 9) / 5 + 32) + "°F";
+    case "K":
+      return rn(temp + 273.15) + "K";
+    case "°R":
+      return rn(((temp + 273.15) * 9) / 5) + "°R";
+    case "°De":
+      return rn(((100 - temp) * 3) / 2) + "°De";
+    case "°N":
+      return rn((temp * 33) / 100) + "°N";
+    case "°Ré":
+      return rn((temp * 4) / 5) + "°Ré";
+    case "°Rø":
+      return rn((temp * 21) / 40 + 7.5) + "°Rø";
+    default:
+      return temp + "°C";
+  }
+}
+
+// corvent number to short string with SI postfix
+function si(n) {
+  if (n >= 1e9) return rn(n / 1e9, 1) + "B";
+  if (n >= 1e8) return rn(n / 1e6) + "M";
+  if (n >= 1e6) return rn(n / 1e6, 1) + "M";
+  if (n >= 1e4) return rn(n / 1e3) + "K";
+  if (n >= 1e3) return rn(n / 1e3, 1) + "K";
+  return rn(n);
+}
+
+// getInteger number from user input data
+function getInteger(value) {
+  const metric = value.slice(-1);
+  if (metric === "K") return parseInt(value.slice(0, -1) * 1e3);
+  if (metric === "M") return parseInt(value.slice(0, -1) * 1e6);
+  if (metric === "B") return parseInt(value.slice(0, -1) * 1e9);
+  return parseInt(value);
+}