Untitled

// current position for a program
getPercent(start, stop, delay) {
    const startTime = start.getTime()
    const stopTime = stop.getTime()

    const elapsed = Date.now() - startTime - delay * 1000;
    const length = stopTime - startTime;

    if (elapsed < 0 || length < 0) return '0';
    if (elapsed > length) return '100%';

    return `${Math.floor((elapsed / length) * 100)}%`;
}


// progress
getElapsed (start, stop, delay) {
    let time = 0;
    const startTime = start.getTime()
    const stopTime = stop.getTime()

    const elapsed = Date.now() - startTime - delay * 1000
    const length = stopTime - startTime;

    if (elapsed && length && elapsed < length) time = elapsed;

    return time;
}

// duration
getDuration(start, stop) {
    return stop.getTime() - start.getTime();
}

// refresh interval (1s)
refreshProgramme() {
    const programme = this.currentProgramme;
    const start = programme.start;
    const stop = programme.stop;

    this.updateHtml(`${start} - ${stop}`);

    if (delay) {
        const elapsed = getElapsed();
        const duration = getDuration();

        this.updateHtml(`${elapsed} / ${duration}`);
    }

    this.updateSeek();
}

// update seek
updateSeek() {
    if (this.isChannelPaused()) return;

    const progress = this.getPercent();
    const duration = this.getElapsed();
    const time = DateHelper.format(duration, DateHelper.HH_MM_SS);

    this.updateSeekHtml(progress, time);
}