teamspeak-async/lib/queue.js

Use Teamspeak ServerQuery from Node

"use strict";

Object.defineProperty(exports, "__esModule", {
	value: true
});
class Queue {
	constructor() {
		this.queue = [];
		this.offset = 0;
	}

	getLength() {
		return this.queue.length - this.offset;
	}

	isEmpty() {
		return this.queue.length === 0;
	}

	enqueue(item) {
		this.queue.push(item);
	}

	dequeue() {
		if (this.queue.length !== 0) {
			const c = this.queue[this.offset];
			if (++this.offset * 2 >= this.queue.length) {
				this.queue = this.queue.slice(this.offset);
				this.offset = 0;
			}
			return c;
		}
	}

	peek() {
		return this.queue.length > 0 ? this.queue[this.offset] : undefined;
	}
}
exports.default = Queue;