smarttime/ts/smarttime.classes.timestamp.ts
2022-11-21 09:14:32 +01:00

101 lines
2.6 KiB
TypeScript

import * as plugins from './smarttime.plugins.js';
/**
* TimeStamp
* smart timestamp
*/
export class TimeStamp {
/**
* returns new TimeStamp from milliseconds
*/
public static fromMilliSeconds(milliSecondsArg: number) {
return new TimeStamp(milliSecondsArg);
}
/**
* returns new TimeStamp for now with change set
* @param timeStampArg
*/
public static fromTimeStamp(timeStampArg: TimeStamp) {
const localTimeStamp = new TimeStamp();
localTimeStamp.change = localTimeStamp.milliSeconds - timeStampArg.milliSeconds;
return localTimeStamp;
}
/**
* The standard JavaScript Date
*/
public date: Date;
/**
* The time as linux time (milliseconds, not seconds though)
* good for comparison
*/
public milliSeconds: number;
/**
* The standard epoch time in seconds
*/
public epochtime: number;
/**
* if derived from another TimeStamp points out the change in milliseconds
*/
public change: number = null;
constructor(creatorArg?: number) {
if (!creatorArg) {
this.date = new Date();
} else if (typeof creatorArg === 'number') {
this.date = new Date(creatorArg);
}
this.milliSeconds = this.date.getTime();
this.epochtime = Math.floor(this.milliSeconds / 1000);
}
/**
* returns a boolean for wether the timestamp is older than another timestamp
* @param TimeStampArg
* @param tresholdTimeArg
*/
public isOlderThanOtherTimeStamp(TimeStampArg: TimeStamp, tresholdTimeArg: number = 0) {
if (this.milliSeconds < TimeStampArg.milliSeconds - tresholdTimeArg) {
return true;
} else {
return false;
}
}
/**
* Is the current instance older than the argument
* @param TimeStampArg
*/
public isOlderThan(TimeStampArg: TimeStamp, tresholdTimeArg: number = 0) {
if (this.milliSeconds + tresholdTimeArg < TimeStampArg.milliSeconds) {
return true;
} else {
return false;
}
}
/**
* returns a boolean for wether the timestamp is younger than another timestamp
* @param TimeStampArg
* @param tresholdTimeArg
*/
public isYoungerThanOtherTimeStamp(TimeStampArg: TimeStamp, tresholdTimeArg: number = 0) {
if (this.milliSeconds > TimeStampArg.milliSeconds + tresholdTimeArg) {
return true;
} else {
return false;
}
}
public isYoungerThanMilliSeconds(millisecondArg: number) {
const nowTimeStamp = new TimeStamp();
const compareEpochTime = nowTimeStamp.epochtime - millisecondArg;
const compareTimeStamp = new TimeStamp(compareEpochTime);
return this.isYoungerThanOtherTimeStamp(compareTimeStamp);
}
}