pip-services3-commons-nodex
Version:
Portable abstractions and patterns for Pip.Services in Node.js / ES2017
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JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.RandomDateTime = void 0;
/** @module random */
const RandomInteger_1 = require("./RandomInteger");
/**
* Random generator for Date time values.
*
* ### Example ###
*
* let value1 = RandomDateTime.nextDate(new Date(2010,0,1)); // Possible result: 2008-01-03
* let value2 = RandomDateTime.nextDateTime(new Date(2017,0.1));// Possible result: 2007-03-11 11:20:32
* let value3 = RandomDateTime.updateDateTime(new Date(2010,1,2));// Possible result: 2010-02-05 11:33:23
*/
class RandomDateTime {
/**
* Generates a random Date in the range ['minYear', 'maxYear'].
* This method generate dates without time (or time set to 00:00:00)
*
* @param min (optional) minimum range value
* @param max max range value
* @returns a random Date value.
*/
static nextDate(min, max = null) {
if (max == null) {
max = min;
min = new Date(max.getFullYear() - 10, 1, 1);
}
let diff = max.getTime() - min.getTime();
if (diff <= 0)
return min;
let time = min.getTime() + RandomInteger_1.RandomInteger.nextInteger(0, diff);
let date = new Date(time);
return new Date(date.getFullYear(), date.getMonth(), date.getDay());
}
/**
* Generates a random Date and time in the range ['minYear', 'maxYear'].
* This method generate dates without time (or time set to 00:00:00)
*
* @param min (optional) minimum range value
* @param max max range value
* @returns a random Date and time value.
*/
static nextDateTime(min, max = null) {
if (max == null) {
max = min;
min = new Date(2000, 0, 1);
}
let diff = max.getTime() - min.getTime();
if (diff <= 0)
return min;
let time = min.getTime() + RandomInteger_1.RandomInteger.nextInteger(0, diff);
return new Date(time);
}
/**
* Updates (drifts) a Date value within specified range defined
*
* @param value a Date value to drift.
* @param range (optional) a range in milliseconds. Default: 10 days
*/
static updateDateTime(value, range = null) {
range = range != 0 && range != null ? range : 10 * 24 * 3600000;
if (range < 0)
return value;
let time = value.valueOf() + RandomInteger_1.RandomInteger.nextInteger(-range, range);
return new Date(time);
}
}
exports.RandomDateTime = RandomDateTime;
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