ravendb/dist/esm/Primitives/Timer.js

RavenDB client for Node.js

import { getLogger } from "../Utility/LogUtil.js";
const log = getLogger({ module: "Timer" });
export class Timer {
    _action;
    _scheduledActionPromise;
    _firstTimeDelayId;
    _intervalId;
    _intervalTimerId;
    /** period in milliseconds */
    _periodInMs;
    constructor(action, dueTimeInMs, periodInMs) {
        this._action = action;
        this._periodInMs = periodInMs;
        if (dueTimeInMs != null) {
            this._schedule(dueTimeInMs);
        }
    }
    change(dueTimeInMs, period) {
        this._periodInMs = period;
        this._clearTimers();
        this._schedule(dueTimeInMs);
    }
    _schedule(dueTimeInMs) {
        this._firstTimeDelayId = setTimeout(() => {
            if (this._periodInMs) {
                this._intervalId = setInterval(() => this._timerAction(), this._periodInMs);
            }
            this._timerAction();
        }, dueTimeInMs);
    }
    _timerAction() {
        log.info(`Start timer action ${this._action.name}`);
        const actionPromise = async () => {
            try {
                return await this._action();
            }
            catch (e) {
                log.warn(`Error executing timer action ${this._action.name}.`, e);
                throw e;
            }
            finally {
                log.info(`Finish timer action ${this._action.name}.`);
            }
        };
        this._scheduledActionPromise = actionPromise();
    }
    _clearTimers() {
        clearTimeout(this._firstTimeDelayId);
        clearInterval(this._intervalId);
    }
    dispose() {
        log.info(`Dispose ${this._action.name}.`);
        this._clearTimers();
    }
}
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