extract components from website

apps/website/lib/utilities/time.ts

@@ -0,0 +1,81 @@
+export function timeUntil(date: Date): string {
+  const now = new Date();
+  const diffMs = date.getTime() - now.getTime();
+
+  if (diffMs < 0) return 'Started';
+
+  const diffHours = Math.floor(diffMs / (1000 * 60 * 60));
+  const diffDays = Math.floor(diffHours / 24);
+
+  if (diffDays > 0) {
+    return `${diffDays}d ${diffHours % 24}h`;
+  }
+  if (diffHours > 0) {
+    const diffMinutes = Math.floor((diffMs % (1000 * 60 * 60)) / (1000 * 60));
+    return `${diffHours}h ${diffMinutes}m`;
+  }
+  const diffMinutes = Math.floor(diffMs / (1000 * 60));
+  return `${diffMinutes}m`;
+}
+
+export function timeAgo(timestamp: Date | string): string {
+  const time = typeof timestamp === 'string' ? new Date(timestamp) : timestamp;
+  const diffMs = Date.now() - time.getTime();
+  const diffMinutes = Math.floor(diffMs / 60000);
+  if (diffMinutes < 1) return 'Just now';
+  if (diffMinutes < 60) return `${diffMinutes}m ago`;
+  const diffHours = Math.floor(diffMinutes / 60);
+  if (diffHours < 24) return `${diffHours}h ago`;
+  const diffDays = Math.floor(diffHours / 24);
+  return `${diffDays}d ago`;
+}
+
+export function getGreeting(): string {
+  const hour = new Date().getHours();
+  if (hour < 12) return 'Good morning';
+  if (hour < 18) return 'Good afternoon';
+  return 'Good evening';
+}
+
+export function formatTime(date: Date | string): string {
+  const d = typeof date === 'string' ? new Date(date) : date;
+  return d.toLocaleTimeString('en-US', {
+    hour: '2-digit',
+    minute: '2-digit',
+  });
+}
+
+export function formatDate(date: Date | string): string {
+  const d = typeof date === 'string' ? new Date(date) : date;
+  return d.toLocaleDateString('en-US', {
+    weekday: 'short',
+    month: 'short',
+    day: 'numeric',
+  });
+}
+
+export function formatFullDate(date: Date | string): string {
+  const d = typeof date === 'string' ? new Date(date) : date;
+  return d.toLocaleDateString('en-US', {
+    weekday: 'long',
+    month: 'long',
+    day: 'numeric',
+    year: 'numeric',
+  });
+}
+
+export function getRelativeTime(date?: Date | string): string {
+  if (!date) return '';
+  const now = new Date();
+  const targetDate = typeof date === 'string' ? new Date(date) : date;
+  const diffMs = targetDate.getTime() - now.getTime();
+  const diffHours = Math.floor(diffMs / (1000 * 60 * 60));
+  const diffDays = Math.floor(diffMs / (1000 * 60 * 60 * 24));
+
+  if (diffMs < 0) return 'Past';
+  if (diffHours < 1) return 'Starting soon';
+  if (diffHours < 24) return `In ${diffHours}h`;
+  if (diffDays === 1) return 'Tomorrow';
+  if (diffDays < 7) return `In ${diffDays} days`;
+  return formatDate(targetDate);
+}