first commit

lib/utils.ts

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+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);
+}