/* Get our elements */
const player = document.querySelector('.player');
const video = player.querySelector('.viewer');
const progress = player.querySelector('.progress');
const progressBar = player.querySelector('.progress__filled');
const toggle = player.querySelector('.toggle');
const skipButtons = player.querySelectorAll('[data-skip]');
const ranges = player.querySelectorAll('.player__slider');
/* Build out functions */
function togglePlay() {
if (video.paused) {
video.play();
}
else {
video.pause();
}
}
function updateButton() {
const icon = this.paused ? '►' : '❚ ❚';
toggle.textContent = icon;
}
function skip() {
video.currentTime += parseFloat(this.dataset.skip);
}
function handleRangeUpdate() {
video[this.name] = this.value;
}
function handleProgress() {
const percent = (video.currentTime / video.duration) * 100;
progressBar.style.flexBasis = `${percent}%`;
}
function scrub(e) {
const scrubTime = (e.offsetX / progress.offsetWidth) * video.duration;
video.currentTime = scrubTime;
}
/* Hook up event listeners */
video.addEventListener('click', togglePlay);
video.addEventListener('play', updateButton);
video.addEventListener('pause', updateButton);
video.addEventListener('timeupdate', handleProgress);
skipButtons.forEach(button => button.addEventListener('click', skip));
toggle.addEventListener('click', togglePlay);
ranges.forEach(range => range.addEventListener('change', handleRangeUpdate));
ranges.forEach(range => range.addEventListener('mousemove', handleRangeUpdate));
let mousedown = false;
progress.addEventListener('click', scrub);
progress.addEventListener('mousemove', (e) => mousedown && scrub(e));
progress.addEventListener('mousedown', () => mousedown = true);
progress.addEventListener('mouseup', () => mousedown = false);