chore: split public and src

public/utils/stringUtils.js

@@ -0,0 +1,81 @@
+"use strict";
+// FMG utils related to strings
+
+// round numbers in string to d decimals
+function round(s, d = 1) {
+  return s.replace(/[\d\.-][\d\.e-]*/g, function (n) {
+    return rn(n, d);
+  });
+}
+
+// return string with 1st char capitalized
+function capitalize(string) {
+  return string.charAt(0).toUpperCase() + string.slice(1);
+}
+
+// split string into 2 almost equal parts not breaking words
+function splitInTwo(str) {
+  const half = str.length / 2;
+  const ar = str.split(" ");
+  if (ar.length < 2) return ar; // only one word
+  let first = "",
+    last = "",
+    middle = "",
+    rest = "";
+
+  ar.forEach((w, d) => {
+    if (d + 1 !== ar.length) w += " ";
+    rest += w;
+    if (!first || rest.length < half) first += w;
+    else if (!middle) middle = w;
+    else last += w;
+  });
+
+  if (!last) return [first, middle];
+  if (first.length < last.length) return [first + middle, last];
+  return [first, middle + last];
+}
+
+// transform string to array [translateX,translateY,rotateDeg,rotateX,rotateY,scale]
+function parseTransform(string) {
+  if (!string) return [0, 0, 0, 0, 0, 1];
+
+  const a = string
+    .replace(/[a-z()]/g, "")
+    .replace(/[ ]/g, ",")
+    .split(",");
+  return [a[0] || 0, a[1] || 0, a[2] || 0, a[3] || 0, a[4] || 0, a[5] || 1];
+}
+
+// check if string is a valid for JSON parse
+JSON.isValid = str => {
+  try {
+    JSON.parse(str);
+    return true;
+  } catch (e) {
+    return false;
+  }
+};
+
+JSON.safeParse = str => {
+  try {
+    return JSON.parse(str);
+  } catch (e) {
+    return null;
+  }
+};
+
+function sanitizeId(string) {
+  if (!string) throw new Error("No string provided");
+
+  let sanitized = string
+    .toLowerCase()
+    .trim()
+    .replace(/[^a-z0-9-_]/g, "") // no invalid characters
+    .replace(/\s+/g, "-"); // replace spaces with hyphens
+
+  // remove leading numbers
+  if (sanitized.match(/^\d/)) sanitized = "_" + sanitized;
+
+  return sanitized;
+}