[TCY] JWPlayer script

jwplayer-script.js

window.onload = function () {
    //Create player instance
	var player = jwplayer(yt_lessons_scripts_params.video_id);
        
    var videoDuration = 0;
    var totalTimeWatched = 0;
    var previousPosition = 0;
    var percentageWatched = 0;
    var isDoneToday = yt_lessons_scripts_params.is_done_today === 'true';
    var doneAjaxCallRuning = false;
    const urlParameters = new URLSearchParams(window.location.search);

    // Get the total duration of the video
    player.on('play', (e) => {
        videoDuration = player.getDuration();
    });

    // Calculating the percentage watched
    player.on('time', (e) => {
        if ((!isDoneToday && !doneAjaxCallRuning) || (Object.keys(ajaxDoneCalendarEvent).length > 0 && ajaxDoneCalendarEvent.event.status !== 'done' && !doneAjaxCallRuning)) {
            const { position } = e;
            totalTimeWatched += (position - previousPosition);
            percentageWatched = (totalTimeWatched / videoDuration) * 100;

            // Reset the seek position
            previousPosition = position;

            // Set the lesson as "done" on the calendar and in the user profile
            if (percentageWatched >= parseFloat(yt_lessons_scripts_params.minimum_viewing_time)) {
                let ajaxData = {
                    action: yt_lessons_scripts_params.update_done_lesson_status_action,
                    nonce: yt_lessons_scripts_params.nonce,
                    post_id: yt_lessons_scripts_params.post_id,
                    done: isDoneToday,
                    call_origin: 'video_playback'
                };

                if (Object.keys(ajaxDoneCalendarEvent).length > 0) {
                    ajaxData = Object.assign(ajaxData, ajaxDoneCalendarEvent);
                }

                // Avoid the call will be repeated
                doneAjaxCallRuning = true;

                updateDoneList(ajaxData);
            } else if (percentageWatched >= parseFloat(yt_lessons_scripts_params.pending_status_threshold)) {
                if (!startedLessonAjaxCallRunning && !isStartedLessonRegistered && urlParameters.get('referer') === 'yt_program') {
                    registerStartedLesson(yt_lessons_scripts_params.post_id, yt_lessons_scripts_params.user_id);
                }
            }
        }
    });

    // Update the previous position of the seek when it change
    player.on('seek', (e) => {
        previousPosition = e.offset;
    });
}