Zero/lib/utils.ts

import { format, isToday, isThisMonth, differenceInCalendarMonths } from "date-fns";
import { MAX_URL_LENGTH } from "./constants";
import { clsx, type ClassValue } from "clsx";
import { twMerge } from "tailwind-merge";
import LZString from "lz-string";

export const cn = (...inputs: ClassValue[]) => twMerge(clsx(inputs));

export const compressText = (text: string): string => {
  const compressed = LZString.compressToEncodedURIComponent(text);
  return compressed.slice(0, MAX_URL_LENGTH);
};

export const decompressText = (compressed: string): string => {
  return LZString.decompressFromEncodedURIComponent(compressed) || "";
};

export const getCookie = (key: string): string | null => {
  const cookies = Object.fromEntries(
    document.cookie.split("; ").map((v) => v.split(/=(.*)/s).map(decodeURIComponent)),
  );
  return cookies?.[key] ?? null;
};

export const formatDate = (date: string) => {
  if (isToday(date)) return format(date, "h:mm a");
  if (isThisMonth(date) || differenceInCalendarMonths(new Date(), date) === 1)
    return format(date, "MMM dd");
  return format(date, "MM/dd/yy");
};