Adding new features

- Adding ability to specify delay times per light
- Adding config.schema.json

src/util/colorUtil.ts

@@ -0,0 +1,41 @@
+import { RGB } from "@watsonb8/wiz-lib";
+
+export const colorTempToRgb = (kelvin: number): RGB => {
+    var temp = kelvin / 100;
+    var red, green, blue;
+    if (temp <= 66) {
+        red = 255;
+        green = temp;
+        green = 99.4708025861 * Math.log(green) - 161.1195681661;
+
+        if (temp <= 19) {
+            blue = 0;
+        } else {
+            blue = temp - 10;
+            blue = 138.5177312231 * Math.log(blue) - 305.0447927307;
+        }
+    } else {
+        red = temp - 60;
+        red = 329.698727446 * Math.pow(red, -0.1332047592);
+
+        green = temp - 60;
+        green = 288.1221695283 * Math.pow(green, -0.0755148492);
+
+        blue = 255;
+    }
+    return {
+        r: clamp(red, 0, 255),
+        g: clamp(green, 0, 255),
+        b: clamp(blue, 0, 255),
+    };
+};
+
+const clamp = (x: number, min: number, max: number) => {
+    if (x < min) {
+        return min;
+    }
+    if (x > max) {
+        return max;
+    }
+    return x;
+};