import { clsx, type ClassValue } from "clsx"
import { twMerge } from "tailwind-merge"

export function cn(...inputs: ClassValue[]) {
  return twMerge(clsx(inputs))
}

export function formatNumber(num: number): string {
  return new Intl.NumberFormat('fr-FR').format(num);
}

export function formatDate(date: Date | string | number): string {
  // Convertir en objet Date si ce n'est pas déjà le cas
  const dateObj = date instanceof Date ? date : new Date(date);
  
  // Vérifier si la date est valide
  if (isNaN(dateObj.getTime())) {
    return 'Date invalide';
  }
  
  return new Intl.DateTimeFormat('fr-FR', {
    year: 'numeric',
    month: 'short',
    day: 'numeric',
    hour: '2-digit',
    minute: '2-digit'
  }).format(dateObj);
}

export function formatCurrency(amount: number): string {
  return new Intl.NumberFormat('fr-FR', {
    style: 'currency',
    currency: 'EUR'
  }).format(amount);
}