I am attempting to allow a user to update the topic of a channel to include a unix timestamp

} else if (command === 'updateraidtime') {
    const month = args.getString('month', true);
    const day = args.getInteger('day', true);
    const time = args.getString('time', true);
    const year = args.getInteger('year', true);
    const nextRaidOption = args.getString('next_raid', true);

    const guild = interaction.guild;
    const channelOption = args.getChannel('channel_name', true);

    if (!guild || !channelOption || channelOption.type !== 'GUILD_TEXT') {
        await interaction.reply('You need to specify a valid text channel.');
        return;
    }

    const channel = channelOption;

    // Validate month
    const monthNum = parseInt(month);
    if (isNaN(monthNum) || monthNum < 1 || monthNum > 12) {
        await interaction.reply('You need to specify a valid month between 1 and 12.');
        return;
    }

    // Validate day
    if (day < 1 || day > 31) {
        await interaction.reply('You need to specify a valid day between 1 and 31.');
        return;
    }

    // Validate time
    const timeRegex = /^([01]?[0-9]|2[0-3]):[0-5][0-9]$/;
    if (!timeRegex.test(time)) {
        await interaction.reply('You need to specify a valid time in the format HH:MM.');
        return;
    }

    // Split time into hours and minutes
    const [hours, minutes] = time.split(':');

    // Build timestamp and format it
    const timestamp = new Date(year, monthNum - 1, day, hours, minutes);
    const formattedTimestamp = `<t:${Math.floor((timestamp.getTime() - timestamp.getTimezoneOffset() * 60 * 1000) / 1000)}:f>`;

    // Update channel topic with timestamp and next raid information
    await channel.setTopic(`Next meet is ${formattedTimestamp} ${nextRaidOption}`);

    await interaction.reply('Raid time updated successfully!');
}

} else if (command === 'updateraidtime') {
    const month = args.getString('month', true);
    const day = args.getInteger('day', true);
    const time = args.getString('time', true);
    const year = args.getInteger('year', true);
    const nextRaidOption = args.getString('next_raid', true);

    const guild = interaction.guild;
    const channelOption = args.getChannel('channel_name', true);

    if (!guild || !channelOption || channelOption.type !== 'GUILD_TEXT') {
        await interaction.reply('You need to specify a valid text channel.');
        return;
    }

    const channel = channelOption;

    // Validate month
    const monthNum = parseInt(month);
    if (isNaN(monthNum) || monthNum < 1 || monthNum > 12) {
        await interaction.reply('You need to specify a valid month between 1 and 12.');
        return;
    }

    // Validate day
    if (day < 1 || day > 31) {
        await interaction.reply('You need to specify a valid day between 1 and 31.');
        return;
    }

    // Validate time
    const timeRegex = /^([01]?[0-9]|2[0-3]):[0-5][0-9]$/;
    if (!timeRegex.test(time)) {
        await interaction.reply('You need to specify a valid time in the format HH:MM.');
        return;
    }

    // Split time into hours and minutes
    const [hours, minutes] = time.split(':');

    // Build timestamp and format it
    const timestamp = new Date(year, monthNum - 1, day, hours, minutes);
    const formattedTimestamp = `<t:${Math.floor((timestamp.getTime() - timestamp.getTimezoneOffset() * 60 * 1000) / 1000)}:f>`;

    // Update channel topic with timestamp and next raid information
    await channel.setTopic(`Next meet is ${formattedTimestamp} ${nextRaidOption}`);

    await interaction.reply('Raid time updated successfully!');
}