const moment = require("moment");

class Time {
	constructor() {
		this.dateFormat_ = "DD/MM/YYYY";
		this.timeFormat_ = "HH:mm";
	}

	dateFormat() {
		return this.dateFormat_;
	}

	setDateFormat(v) {
		this.dateFormat_ = v;
	}

	timeFormat() {
		return this.timeFormat_;
	}

	setTimeFormat(v) {
		this.timeFormat_ = v;
	}

	dateTimeFormat() {
		return this.dateFormat() + " " + this.timeFormat();
	}

	unix() {
		return Math.floor(Date.now() / 1000);
	}

	unixMs() {
		return Date.now();
	}

	unixMsToObject(ms) {
		return new Date(ms);
	}

	unixMsToS(ms) {
		return Math.floor(ms / 1000);
	}

	unixMsToIso(ms) {
		return (
			moment
				.unix(ms / 1000)
				.utc()
				.format("YYYY-MM-DDTHH:mm:ss.SSS") + "Z"
		);
	}

	unixMsToIsoSec(ms) {
		return (
			moment
				.unix(ms / 1000)
				.utc()
				.format("YYYY-MM-DDTHH:mm:ss") + "Z"
		);
	}

	unixMsToLocalDateTime(ms) {
		return moment.unix(ms / 1000).format("DD/MM/YYYY HH:mm");
	}

	formatMsToLocal(ms, format = null) {
		if (format === null) format = this.dateTimeFormat();
		return moment(ms).format(format);
	}

	msleep(ms) {
		return new Promise((resolve, reject) => {
			setTimeout(() => {
				resolve();
			}, ms);
		});
	}

	sleep(seconds) {
		return this.msleep(seconds * 1000);
	}
}

const time = new Time();

module.exports = { time };