time.js•1.62 kB
/**
* Time-related utility functions
*/
import { GcpMcpError } from './error.js';
/**
* Parses a relative time string into a Date object
*
* @param timeString A string representing a relative time (e.g., "1h", "2d", "30m")
* @returns A Date object representing the time
*/
export function parseRelativeTime(timeString) {
// If it's an ISO date string, parse it directly
if (timeString.includes('T') && timeString.includes(':')) {
const date = new Date(timeString);
if (!isNaN(date.getTime())) {
return date;
}
}
// Parse relative time format (e.g., "1h", "2d", "30m")
const match = timeString.match(/^(\d+)([smhdw])$/);
if (!match) {
throw new GcpMcpError(`Invalid time format: ${timeString}. Use format like "30s", "5m", "2h", "1d", or "1w".`, 'INVALID_ARGUMENT', 400);
}
const value = parseInt(match[1]);
const unit = match[2];
const now = new Date();
switch (unit) {
case 's': // seconds
return new Date(now.getTime() - value * 1000);
case 'm': // minutes
return new Date(now.getTime() - value * 60 * 1000);
case 'h': // hours
return new Date(now.getTime() - value * 60 * 60 * 1000);
case 'd': // days
return new Date(now.getTime() - value * 24 * 60 * 60 * 1000);
case 'w': // weeks
return new Date(now.getTime() - value * 7 * 24 * 60 * 60 * 1000);
default:
throw new GcpMcpError(`Invalid time unit: ${unit}. Use s, m, h, d, or w.`, 'INVALID_ARGUMENT', 400);
}
}
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