camstreamerlib/esm/node/TimeZoneDaemon.js

Helper library for CamStreamer ACAP applications.

import { exec } from 'child_process';
import { promisify } from 'util';
const execPromise = promisify(exec);
export class TimeZoneDaemon {
    checkTimer;
    constructor(checkInterval = 60000) {
        this.checkTimer = setInterval(() => this.checkAndUpdateTimeZone(), checkInterval);
    }
    stop() {
        clearInterval(this.checkTimer);
    }
    async checkAndUpdateTimeZone() {
        try {
            const { stdout } = await execPromise('timedatectl show -p Timezone --value');
            const systemTimezone = stdout.toString().trim();
            const nodeTimezone = Intl.DateTimeFormat().resolvedOptions().timeZone;
            if (systemTimezone !== nodeTimezone) {
                process.env.TZ = systemTimezone;
            }
        }
        catch (error) {
            console.error('Error checking/updating timezone:', error);
        }
    }
}