export const formatTime = (date: Date) => { if (!(date instanceof Date)) { return ''; } const hours = date.getHours(); const minutes = date.getMinutes(); const suffix = hours > 11 ? 'PM' : 'AM'; return `${hours < 10 ? '0' : ''}${hours}:${minutes < 10 ? '0' : ''}${minutes} ${suffix}`; }; export const CHAT_MESSAGE_LIMIT = 2000;