export function formatMessageTime(input) { const date = new Date(input) if (Number.isNaN(date.getTime())) return '' const year = date.getFullYear() const month = (date.getMonth() + 1).toString().padStart(2, '0') const day = date.getDate().toString().padStart(2, '0') const hours = date.getHours().toString().padStart(2, '0') const minutes = date.getMinutes().toString().padStart(2, '0') return `${year}-${month}-${day} ${hours}:${minutes}` }