salsify-experiences-sdk/lib/cjs/utils/timeout.js

SDK to be used by commerce websites to implement product experiences.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const MAX_TIMEOUT = 300000;
/*
 * Executes a callback with exponential backoff. The timer goes off at
 * 5, 20, 45, 90, ... seconds, up until 5 minutes.
 */
class Timeout {
    #counter = 0;
    #timeout = null;
    clear() {
        if (this.#timeout) {
            clearTimeout(this.#timeout);
            this.#counter = 0;
            this.#timeout = null;
        }
    }
    start(callback) {
        if (this.#timeout)
            clearTimeout(this.#timeout);
        this.#timeout = this.#setup(callback);
    }
    #setup(callback) {
        return setTimeout(() => {
            callback();
            this.#counter++;
            this.#timeout = this.#setup(callback);
        }, Math.min(5000 * Math.pow(this.#counter + 1, 2), MAX_TIMEOUT));
    }
}
exports.default = Timeout;
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