1class MessageFormatter {
2    static format(message, user, time) {
3        return message
4            .replace('{user}', user)
5            .replace('{time}', time)
6            .trim();
7    }
8}
9
10function formatNotification(template, username) {
11    const now = new Date('2024-01-04T10:30:00');
12    const time = now.toLocaleTimeString('en-US', { 
13        hour: 'numeric', 
14        minute: 'numeric'
15    });
16    
17    return MessageFormatter.format(template, username, time);
18}
19
20const template = "Hello {user}! Your meeting starts at {time}   ";
21console.log(formatNotification(template, "Alice"));