// * Packages
import useI18nStore, { Timezone } from "@/store/i18n-store";
import { clsx, type ClassValue } from "clsx";
import { twMerge } from "tailwind-merge";

/**
 * Merge classes.
 * @param inputs ClassValue[]
 * @returns string
 */
export function cn(...inputs: ClassValue[]): string {
  return twMerge(clsx(inputs));
}

/**
 * Get the formated date.
 *
 * @param string date
 * @param string timezone
 * @param boolean time
 * @returns string
 */
export function formatDate(
  date?: string | Date | null,
  timezone?: Timezone,
  time: boolean = true,
): string {
  if (!date) return "";

  const parsed = typeof date === "string" ? new Date(date) : date;
  if (Number.isNaN(parsed.getTime())) {
    return typeof date === "string" ? date : "";
  }

  const currentTimezone = timezone ?? useI18nStore.getState().timezone;

  const options: Intl.DateTimeFormatOptions = {
    day: "2-digit",
    month: "long",
    year: "numeric",
  };

  if (time) {
    options.minute = "2-digit";
    options.hour = "2-digit";
  }

  return parsed.toLocaleDateString(currentTimezone, options);
}