147 lines
2.4 KiB
TypeScript
147 lines
2.4 KiB
TypeScript
const SLUG_ADJECTIVES = [
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"amber",
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"briny",
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"brisk",
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"calm",
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"clear",
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"cool",
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"crisp",
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"dawn",
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"delta",
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"ember",
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"faint",
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"fast",
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"fresh",
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"gentle",
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"glow",
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"good",
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"grand",
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"keen",
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"kind",
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"lucky",
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"marine",
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"mellow",
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"mild",
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"neat",
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"nimble",
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"nova",
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"oceanic",
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"plaid",
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"quick",
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"quiet",
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"rapid",
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"salty",
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"sharp",
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"swift",
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"tender",
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"tidal",
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"tidy",
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"tide",
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"vivid",
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"warm",
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"wild",
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"young",
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];
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const SLUG_NOUNS = [
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"atlas",
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"basil",
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"bison",
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"bloom",
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"breeze",
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"canyon",
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"cedar",
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"claw",
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"cloud",
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"comet",
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"coral",
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"cove",
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"crest",
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"crustacean",
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"daisy",
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"dune",
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"ember",
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"falcon",
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"fjord",
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"forest",
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"glade",
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"gulf",
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"harbor",
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"haven",
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"kelp",
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"lagoon",
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"lobster",
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"meadow",
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"mist",
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"nudibranch",
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"nexus",
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"ocean",
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"orbit",
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"otter",
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"pine",
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"prairie",
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"reef",
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"ridge",
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"river",
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"rook",
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"sable",
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"sage",
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"seaslug",
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"shell",
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"shoal",
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"shore",
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"slug",
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"summit",
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"tidepool",
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"trail",
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"valley",
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"wharf",
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"willow",
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"zephyr",
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];
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function randomChoice(values: string[], fallback: string) {
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return values[Math.floor(Math.random() * values.length)] ?? fallback;
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}
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function createSlugBase(words = 2) {
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const parts = [randomChoice(SLUG_ADJECTIVES, "steady"), randomChoice(SLUG_NOUNS, "harbor")];
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if (words > 2) {
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parts.push(randomChoice(SLUG_NOUNS, "reef"));
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}
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return parts.join("-");
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}
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function createAvailableSlug(
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words: number,
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isIdTaken: (id: string) => boolean,
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): string | undefined {
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for (let attempt = 0; attempt < 12; attempt += 1) {
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const base = createSlugBase(words);
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if (!isIdTaken(base)) {
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return base;
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}
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for (let i = 2; i <= 12; i += 1) {
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const candidate = `${base}-${i}`;
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if (!isIdTaken(candidate)) {
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return candidate;
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}
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}
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}
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return undefined;
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}
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export function createSessionSlug(isTaken?: (id: string) => boolean): string {
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const isIdTaken = isTaken ?? (() => false);
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const twoWord = createAvailableSlug(2, isIdTaken);
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if (twoWord) {
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return twoWord;
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}
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const threeWord = createAvailableSlug(3, isIdTaken);
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if (threeWord) {
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return threeWord;
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}
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const fallback = `${createSlugBase(3)}-${Math.random().toString(36).slice(2, 5)}`;
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return isIdTaken(fallback) ? `${fallback}-${Date.now().toString(36)}` : fallback;
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}
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