{% extends "base.html" %}

{% block content %}
  <header class="topbar reveal">
    <div>
      <h1>Stockage audio</h1>
    </div>
    <div class="topbar-actions">
      <a href="{{ url_for('ui.dashboard') }}" class="ghost-link">Retour au tableau de bord</a>
      <a href="{{ url_for('ui.logout') }}" class="ghost-link">Déconnexion</a>
    </div>
  </header>

  <main class="dashboard-grid">
    <section class="panel reveal delay-1" style="grid-column: span 12;">
      <form method="post" action="{{ url_for('ui.upload_audio') }}" enctype="multipart/form-data" class="upload-row" id="upload-audio-form">
        <input type="hidden" name="return_to" value="audio_storage" />
        <input type="file" name="audio_file" id="audio_file_input" accept=".mp3,.wav,.ogg,.flac,.aac,.m4a" required />
        <button type="submit">Téléverser</button>
      </form>

      {% if audio_files %}
        <ul class="audio-list">
          {% for filename in audio_files %}
            <li>
              <span>{{ filename }}</span>
              <div class="audio-actions">
                <button
                  type="button"
                  class="small-button js-play-browser"
                  data-audio-url="{{ url_for('ui.stream_audio', filename=filename) }}"
                  data-audio-name="{{ filename }}"
                >
                  Lire
                </button>
                <a href="{{ url_for('ui.download_audio', filename=filename) }}" class="small-button">Télécharger</a>
                <form method="post" action="{{ url_for('ui.delete_audio') }}" class="inline-form js-delete-audio-form" data-filename="{{ filename }}">
                  <input type="hidden" name="filename" value="{{ filename }}" />
                  <input type="hidden" name="return_to" value="audio_storage" />
                  <button type="submit" class="small danger">Supprimer</button>
                </form>
              </div>
            </li>
          {% endfor %}
        </ul>
      {% else %}
        <p class="muted">Aucun fichier audio dans le stockage.</p>
      {% endif %}
    </section>
  </main>

  <div class="modal-backdrop" id="duplicate-name-modal" aria-hidden="true">
    <div class="modal-card" role="dialog" aria-modal="true" aria-labelledby="duplicate-name-title">
      <h3 id="duplicate-name-title">Nom déjà utilisé</h3>
      <p id="duplicate-name-message">Ce nom existe déjà dans les fichiers enregistrés.</p>
      <div class="modal-actions">
        <button type="button" class="ghost-link" id="duplicate-name-close">Fermer</button>
      </div>
    </div>
  </div>

  <div class="modal-backdrop" id="delete-audio-modal" aria-hidden="true">
    <div class="modal-card" role="dialog" aria-modal="true" aria-labelledby="delete-audio-title">
      <h3 id="delete-audio-title">Confirmer la suppression</h3>
      <p id="delete-audio-message">Voulez-vous vraiment supprimer ce fichier ?</p>
      <div class="modal-actions">
        <button type="button" class="ghost-link" id="delete-audio-cancel">Annuler</button>
        <button type="button" class="danger" id="delete-audio-confirm">Supprimer</button>
      </div>
    </div>
  </div>

  <div class="modal-backdrop" id="browser-audio-modal" aria-hidden="true">
    <div class="modal-card" role="dialog" aria-modal="true" aria-labelledby="browser-audio-title">
      <h3 id="browser-audio-title">Lecture audio</h3>
      <div class="audio-player-card">
        <p id="audio-now-playing" class="muted">Aucune lecture en cours.</p>
        <audio id="browser-audio-player" controls preload="metadata"></audio>
        <p class="audio-time" id="audio-time">Temps de lecture: 00:00 / 00:00</p>
      </div>
      <div class="modal-actions">
        <button type="button" class="ghost-link" id="browser-audio-close">Fermer</button>
      </div>
    </div>
  </div>

  <script>
    (function () {
      const player = document.getElementById("browser-audio-player");
      const timeLabel = document.getElementById("audio-time");
      const nowPlaying = document.getElementById("audio-now-playing");
      const modal = document.getElementById("browser-audio-modal");
      const closeBtn = document.getElementById("browser-audio-close");
      if (!player || !timeLabel || !nowPlaying || !modal || !closeBtn) return;

      const openModal = () => {
        modal.classList.add("is-open");
        modal.setAttribute("aria-hidden", "false");
      };

      const closeModal = () => {
        player.pause();
        modal.classList.remove("is-open");
        modal.setAttribute("aria-hidden", "true");
      };

      const formatTime = (seconds) => {
        if (!Number.isFinite(seconds) || seconds < 0) return "00:00";
        const total = Math.floor(seconds);
        const minutes = Math.floor(total / 60);
        const remain = total % 60;
        return String(minutes).padStart(2, "0") + ":" + String(remain).padStart(2, "0");
      };

      const updateTimeLabel = () => {
        const current = formatTime(player.currentTime || 0);
        const total = formatTime(player.duration || 0);
        timeLabel.textContent = "Temps de lecture: " + current + " / " + total;
      };

      player.addEventListener("timeupdate", updateTimeLabel);
      player.addEventListener("loadedmetadata", updateTimeLabel);
      player.addEventListener("ended", updateTimeLabel);

      const playButtons = document.querySelectorAll(".js-play-browser");
      playButtons.forEach((button) => {
        button.addEventListener("click", () => {
          const src = button.dataset.audioUrl;
          const name = button.dataset.audioName || "Fichier audio";
          if (!src) return;

          if (player.src !== src) {
            player.src = src;
          }
          player.play().catch(() => {});
          nowPlaying.textContent = "Lecture: " + name;
          updateTimeLabel();
          openModal();
        });
      });

      closeBtn.addEventListener("click", closeModal);
      modal.addEventListener("click", (event) => {
        if (event.target === modal) closeModal();
      });
      document.addEventListener("keydown", (event) => {
        if (event.key === "Escape" && modal.classList.contains("is-open")) closeModal();
      });
    })();

    (function () {
      const uploadForm = document.getElementById("upload-audio-form");
      const fileInput = document.getElementById("audio_file_input");
      const duplicateModal = document.getElementById("duplicate-name-modal");
      const duplicateClose = document.getElementById("duplicate-name-close");
      if (!uploadForm || !fileInput || !duplicateModal || !duplicateClose) return;

      const existing = new Set([
        {% for filename in audio_files %}
          "{{ filename|lower|replace('\\', '\\\\')|replace('"', '\\"') }}",
        {% endfor %}
      ]);

      const openDuplicateModal = () => {
        duplicateModal.classList.add("is-open");
        duplicateModal.setAttribute("aria-hidden", "false");
        duplicateClose.focus();
      };

      const closeDuplicateModal = () => {
        duplicateModal.classList.remove("is-open");
        duplicateModal.setAttribute("aria-hidden", "true");
      };

      uploadForm.addEventListener("submit", (event) => {
        const file = fileInput.files && fileInput.files[0];
        if (!file) return;

        if (existing.has(file.name.toLowerCase())) {
          event.preventDefault();
          openDuplicateModal();
        }
      });

      duplicateClose.addEventListener("click", closeDuplicateModal);
      duplicateModal.addEventListener("click", (event) => {
        if (event.target === duplicateModal) closeDuplicateModal();
      });
      document.addEventListener("keydown", (event) => {
        if (event.key === "Escape" && duplicateModal.classList.contains("is-open")) closeDuplicateModal();
      });
    })();

    (function () {
      const modal = document.getElementById("delete-audio-modal");
      const message = document.getElementById("delete-audio-message");
      const cancelBtn = document.getElementById("delete-audio-cancel");
      const confirmBtn = document.getElementById("delete-audio-confirm");
      if (!modal || !message || !cancelBtn || !confirmBtn) return;

      let pendingForm = null;

      const openModal = (form, filename) => {
        pendingForm = form;
        message.textContent = "Voulez-vous vraiment supprimer le fichier \"" + filename + "\" ?";
        modal.classList.add("is-open");
        modal.setAttribute("aria-hidden", "false");
        confirmBtn.focus();
      };

      const closeModal = () => {
        modal.classList.remove("is-open");
        modal.setAttribute("aria-hidden", "true");
        pendingForm = null;
      };

      document.querySelectorAll(".js-delete-audio-form").forEach((form) => {
        form.addEventListener("submit", (event) => {
          event.preventDefault();
          const filename = form.dataset.filename || "ce fichier";
          openModal(form, filename);
        });
      });

      cancelBtn.addEventListener("click", closeModal);
      modal.addEventListener("click", (event) => {
        if (event.target === modal) closeModal();
      });
      confirmBtn.addEventListener("click", () => {
        if (pendingForm) pendingForm.submit();
      });
      document.addEventListener("keydown", (event) => {
        if (event.key === "Escape" && modal.classList.contains("is-open")) closeModal();
      });
    })();
  </script>
{% endblock %}