@simplito/privmx-webendpoint/dist/webStreams/Queue.js

PrivMX Web Endpoint library

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Queue = void 0;
class Queue {
    items = [];
    func;
    processing = false;
    enqueue(item) {
        this.items.push(item);
    }
    dequeue() {
        return this.items.shift();
    }
    peek() {
        return this.items[0];
    }
    get size() {
        return this.items.length;
    }
    isEmpty() {
        return this.items.length === 0;
    }
    clear() {
        this.items.length = 0;
    }
    toArray() {
        return this.items.slice();
    }
    assignProcessorFunc(func) {
        this.func = func;
    }
    async processAll() {
        if (this.processing) {
            return;
        }
        if (!this.func) {
            throw new Error("No task processor function assigned");
        }
        this.processing = true;
        while (this.items.length > 0) {
            const item = this.items.shift();
            if (!item)
                continue;
            const randId = Math.random();
            try {
                await this.func(item);
                await this.awaiter();
            }
            catch (err) {
                console.error("Error while processing queue item", randId, err);
            }
        }
        this.processing = false;
    }
    async awaiter() {
        return new Promise((resolve) => setTimeout(() => resolve(), 5000));
    }
    [Symbol.iterator]() {
        let idx = 0;
        const arr = this.items;
        return {
            next() {
                if (idx < arr.length)
                    return { value: arr[idx++], done: false };
                return { value: undefined, done: true };
            },
        };
    }
}
exports.Queue = Queue;