ffffng/server/utils/time.ts

57 lines
1.7 KiB
TypeScript

import {DurationSeconds, isString, UnixTimestampSeconds} from "../types";
import moment, {Moment} from "moment";
export function now(): UnixTimestampSeconds {
return Math.round(Date.now() / 1000.0) as UnixTimestampSeconds;
}
export function subtract(timestamp: UnixTimestampSeconds, duration: DurationSeconds): UnixTimestampSeconds {
return (timestamp - duration) as UnixTimestampSeconds;
}
const SECOND: DurationSeconds = 1 as DurationSeconds;
const MINUTE: DurationSeconds = (60 * SECOND) as DurationSeconds;
const HOUR: DurationSeconds = (60 * MINUTE) as DurationSeconds;
const DAY: DurationSeconds = (24 * HOUR) as DurationSeconds;
const WEEK: DurationSeconds = (7 * DAY) as DurationSeconds;
export function seconds(n: number): DurationSeconds {
return (n * SECOND) as DurationSeconds;
}
export function minutes(n: number): DurationSeconds {
return (n * MINUTE) as DurationSeconds;
}
export function hours(n: number): DurationSeconds {
return (n * HOUR) as DurationSeconds;
}
export function days(n: number): DurationSeconds {
return (n * DAY) as DurationSeconds;
}
export function weeks(n: number): DurationSeconds {
return (n * WEEK) as DurationSeconds;
}
export function unix(moment: Moment): UnixTimestampSeconds {
return moment.unix() as UnixTimestampSeconds;
}
export function formatTimestamp(timestamp: UnixTimestampSeconds): string {
return moment.unix(timestamp).format();
}
export function parseTimestamp(timestamp: any): UnixTimestampSeconds | null {
if (!isString(timestamp)) {
return null;
}
const parsed = moment.utc(timestamp);
if (!parsed.isValid()) {
return null;
}
return unix(parsed);
}