initial webapp

lib/auth/tokens.ts

@@ -0,0 +1,167 @@
+import { customAlphabet } from 'nanoid';
+
+// Word lists for generating memorable tokens
+const adjectives = [
+  'quick',
+  'lazy',
+  'happy',
+  'brave',
+  'bright',
+  'calm',
+  'clever',
+  'eager',
+  'gentle',
+  'kind',
+  'lively',
+  'proud',
+  'silly',
+  'witty',
+  'bold',
+  'cool',
+  'fair',
+  'fine',
+  'glad',
+  'good',
+  'neat',
+  'nice',
+  'rare',
+  'safe',
+  'warm',
+  'wise',
+  'fresh',
+  'clean',
+  'clear',
+  'crisp',
+  'sweet',
+  'smooth',
+];
+
+const colors = [
+  'red',
+  'blue',
+  'green',
+  'yellow',
+  'purple',
+  'orange',
+  'pink',
+  'black',
+  'white',
+  'gray',
+  'brown',
+  'cyan',
+  'lime',
+  'navy',
+  'teal',
+  'gold',
+  'silver',
+  'coral',
+  'salmon',
+  'indigo',
+  'violet',
+  'crimson',
+  'azure',
+  'jade',
+];
+
+const animals = [
+  'cat',
+  'dog',
+  'bird',
+  'fish',
+  'bear',
+  'lion',
+  'wolf',
+  'fox',
+  'deer',
+  'owl',
+  'hawk',
+  'duck',
+  'goat',
+  'seal',
+  'crab',
+  'moth',
+  'bee',
+  'ant',
+  'bat',
+  'cow',
+  'pig',
+  'hen',
+  'ram',
+  'rat',
+  'eel',
+  'cod',
+  'jay',
+  'yak',
+  'ox',
+  'pug',
+  'doe',
+  'hog',
+];
+
+const nouns = [
+  'moon',
+  'star',
+  'cloud',
+  'river',
+  'mountain',
+  'ocean',
+  'forest',
+  'desert',
+  'island',
+  'valley',
+  'meadow',
+  'garden',
+  'bridge',
+  'castle',
+  'tower',
+  'light',
+  'shadow',
+  'dream',
+  'hope',
+  'wish',
+  'song',
+  'dance',
+  'smile',
+  'laugh',
+  'gift',
+  'pearl',
+  'jewel',
+  'crown',
+  'shield',
+  'sword',
+  'arrow',
+  'bow',
+];
+
+// Generate a 4-digit number suffix for uniqueness
+const generateNumber = customAlphabet('0123456789', 4);
+
+function getRandomElement<T>(array: T[]): T {
+  return array[Math.floor(Math.random() * array.length)];
+}
+
+export function generateMemorableToken(): string {
+  const parts = [
+    getRandomElement(adjectives),
+    getRandomElement(colors),
+    getRandomElement(animals),
+    generateNumber(),
+  ];
+
+  return parts.join('-');
+}
+
+export function generateShortToken(): string {
+  const parts = [getRandomElement(colors), getRandomElement(nouns), generateNumber()];
+
+  return parts.join('-');
+}
+
+// Validate token format
+export function isValidToken(token: string): boolean {
+  // Check if token matches our format (word-word-word-4digits or word-word-4digits)
+  const longFormat = /^[a-z]+-[a-z]+-[a-z]+-\d{4}$/;
+  const shortFormat = /^[a-z]+-[a-z]+-\d{4}$/;
+
+  return longFormat.test(token) || shortFormat.test(token);
+}