first commit

calcom/packages/lib/slugify.ts

@@ -0,0 +1,29 @@
+// forDisplayingInput is used to allow user to type "-" at the end and not replace with empty space.
+// For eg:- "test-slug" is the slug user wants to set but while typing "test-" would get replace to "test" becauser of replace(/-+$/, "")
+
+export const slugify = (str: string, forDisplayingInput?: boolean) => {
+  if (!str) {
+    return "";
+  }
+
+  const s = str
+    .toLowerCase() // Convert to lowercase
+    .trim() // Remove whitespace from both sides
+    .normalize("NFD") // Normalize to decomposed form for handling accents
+    .replace(/\p{Diacritic}/gu, "") // Remove any diacritics (accents) from characters
+    .replace(/[^.\p{L}\p{N}\p{Zs}\p{Emoji}]+/gu, "-") // Replace any non-alphanumeric characters (including Unicode and except "." period) with a dash
+    .replace(/[\s_#]+/g, "-") // Replace whitespace, # and underscores with a single dash
+    .replace(/^-+/, "") // Remove dashes from start
+    .replace(/\.{2,}/g, ".") // Replace consecutive periods with a single period
+    .replace(/^\.+/, "") // Remove periods from the start
+    .replace(
+      /([\u2700-\u27BF]|[\uE000-\uF8FF]|\uD83C[\uDC00-\uDFFF]|\uD83D[\uDC00-\uDFFF]|[\u2011-\u26FF]|\uD83E[\uDD10-\uDDFF])/g,
+      ""
+    ) // Removes emojis
+    .replace(/\s+/g, " ")
+    .replace(/-+/g, "-"); // Replace consecutive dashes with a single dash
+
+  return forDisplayingInput ? s : s.replace(/-+$/, "").replace(/\.*$/, ""); // Remove dashes and period from end
+};
+
+export default slugify;