WIP: Améliorations UX et corrections de bugs avant création des épiques

keep-notes/lib/utils/date.ts

@@ -0,0 +1,69 @@
+/**
+ * Date formatting utilities for recent notes display
+ */
+
+/**
+ * Format a date as relative time in English (e.g., "2 hours ago", "yesterday")
+ */
+export function formatRelativeTime(date: Date | string): string {
+  const now = new Date()
+  const then = new Date(date)
+  const seconds = Math.floor((now.getTime() - then.getTime()) / 1000)
+
+  if (seconds < 60) return 'just now'
+
+  const minutes = Math.floor(seconds / 60)
+  if (minutes < 60) {
+    return `${minutes} minute${minutes > 1 ? 's' : ''} ago`
+  }
+
+  const hours = Math.floor(minutes / 60)
+  if (hours < 24) {
+    return `${hours} hour${hours > 1 ? 's' : ''} ago`
+  }
+
+  const days = Math.floor(hours / 24)
+  if (days < 7) {
+    return `${days} day${days > 1 ? 's' : ''} ago`
+  }
+
+  // For dates older than 7 days, show absolute date
+  return then.toLocaleDateString('en-US', {
+    month: 'short',
+    day: 'numeric',
+    year: then.getFullYear() !== now.getFullYear() ? 'numeric' : undefined
+  })
+}
+
+/**
+ * Format a date as relative time in French (e.g., "il y a 2 heures", "hier")
+ */
+export function formatRelativeTimeFR(date: Date | string): string {
+  const now = new Date()
+  const then = new Date(date)
+  const seconds = Math.floor((now.getTime() - then.getTime()) / 1000)
+
+  if (seconds < 60) return "à l'instant"
+
+  const minutes = Math.floor(seconds / 60)
+  if (minutes < 60) {
+    return `il y a ${minutes} minute${minutes > 1 ? 's' : ''}`
+  }
+
+  const hours = Math.floor(minutes / 60)
+  if (hours < 24) {
+    return `il y a ${hours} heure${hours > 1 ? 's' : ''}`
+  }
+
+  const days = Math.floor(hours / 24)
+  if (days < 7) {
+    return `il y a ${days} jour${days > 1 ? 's' : ''}`
+  }
+
+  // For dates older than 7 days, show absolute date
+  return then.toLocaleDateString('fr-FR', {
+    day: 'numeric',
+    month: 'short',
+    year: then.getFullYear() !== now.getFullYear() ? 'numeric' : undefined
+  })
+}