shelfy/templates/media_detail.pages.tmpl

<section class="section">
  <div class="container">
    <div class="box">

      <!-- Bloc détail -->
      <div id="detail-block">
        <div class="columns is-vcentered">
          <div class="column is-one-third">
            <figure class="image is-3by4">
              <img src="{{.item.ThumbURL}}" alt="{{.item.Title}}" />
            </figure>
          </div>
          <div class="column">
            <h1 class="title">{{.item.Title}}</h1>
            {{with .item.Summary}}<p class="content">{{.}}</p>{{end}}
            {{with .item.DurationFmt}}<p class="subtitle is-6">Durée : {{.}}</p>{{end}}
            <button class="button is-primary js-play-btn" data-hlsurl="{{.item.HLSURL}}">
              <span class="icon"><i class="fas fa-play"></i></span>
              <span>Play</span>
            </button>
          </div>
        </div>
      </div>

      <!-- Bloc player -->
      <div class="box js-player-block" style="display:none;">
        <video id="hls-video" controls autoplay style="width:100%; height:auto;"></video>
        <button class="button is-light mt-4 js-close-btn">
          <span class="icon"><i class="fas fa-times"></i></span>
          <span>Fermer</span>
        </button>
      </div>

    </div>
  </div>
</section>
<script>
    document.body.addEventListener('click', function(e) {
  // Play
  const playBtn = e.target.closest('.js-play-btn');
  if (playBtn) {
    const detailBlock = document.getElementById('detail-block');
    const playerBlock = document.querySelector('.js-player-block');
    const video = document.getElementById('hls-video');
    const url = playBtn.dataset.hlsurl;

    detailBlock.style.display = 'none';
    playerBlock.style.display = 'block';

    if (Hls.isSupported()) {
      const hls = new Hls();
      hls.loadSource(url);
      hls.attachMedia(video);
    } else if (video.canPlayType('application/vnd.apple.mpegurl')) {
      video.src = url;
    } else {
      console.error('HLS non supporté');
    }
    return;
  }

  // Fermer
  const closeBtn = e.target.closest('.js-close-btn');
  if (closeBtn) {
    const detailBlock = document.getElementById('detail-block');
    const playerBlock = document.querySelector('.js-player-block');
    const video = document.getElementById('hls-video');

    video.pause();
    video.src = '';
    playerBlock.style.display = 'none';
    detailBlock.style.display = 'block';
  }
});

</script>