{% extends "base.html" %}

{% block title %}Teams - Tessera{% endblock %}

{% block content %}
<section>
  <h2>Teams</h2>

  <div style="margin-bottom: 1rem;">
    <button onclick="showCreateForm()">+ New Team</button>
  </div>

  <div id="create-form" style="display: none; margin-bottom: 2rem;">
    <div class="card">
      <h3>Create Team</h3>
      <form onsubmit="createTeam(event)">
        <label for="team-name">Name</label>
        <input type="text" id="team-name" name="name" required placeholder="e.g., data-platform">
        <button type="submit">Create</button>
        <button type="button" class="secondary" onclick="hideCreateForm()">Cancel</button>
      </form>
    </div>
  </div>

  <div id="teams-list">
    <div class="loading">Loading...</div>
  </div>

  <div id="pagination" style="margin-top: 1rem;"></div>
</section>
{% endblock %}

{% block scripts %}
<script>
let currentOffset = 0;
const limit = 20;

function showCreateForm() {
  document.getElementById('create-form').style.display = 'block';
  document.getElementById('team-name').focus();
}

function hideCreateForm() {
  document.getElementById('create-form').style.display = 'none';
  document.getElementById('team-name').value = '';
}

async function createTeam(event) {
  event.preventDefault();
  const name = document.getElementById('team-name').value.trim();

  if (!name) return;

  try {
    await api.createTeam({ name });
    hideCreateForm();
    loadTeams();
  } catch (error) {
    showError(error.message);
  }
}

async function deleteTeam(id, name) {
  if (!confirm(`Delete team "${name}"?`)) return;

  try {
    await api.deleteTeam(id);
    loadTeams();
  } catch (error) {
    showError(error.message);
  }
}

async function loadTeams() {
  const container = document.getElementById('teams-list');
  container.innerHTML = '<div class="loading">Loading...</div>';

  try {
    const data = await api.listTeams({ offset: currentOffset, limit });

    if (!data.results || data.results.length === 0) {
      container.innerHTML = '<div class="empty">No teams found. Create one to get started.</div>';
      return;
    }

    container.innerHTML = `
      <table>
        <thead>
          <tr>
            <th>Name</th>
            <th>Assets</th>
            <th>Created</th>
            <th>Actions</th>
          </tr>
        </thead>
        <tbody>
          ${data.results.map(team => `
            <tr>
              <td><a href="/teams/${team.id}">${escapeHtml(team.name)}</a></td>
              <td>${team.asset_count != null ? `<a href="/assets?owner=${team.id}">${team.asset_count}</a>` : '0'}</td>
              <td>${formatDate(team.created_at)}</td>
              <td>
                <button class="secondary" onclick="deleteTeam('${team.id}', '${escapeHtml(team.name)}')">Delete</button>
              </td>
            </tr>
          `).join('')}
        </tbody>
      </table>
    `;

    // Pagination and results count
    const paginationContainer = document.getElementById('pagination');
    const totalPages = Math.ceil(data.total / limit);
    const currentPage = Math.floor(currentOffset / limit) + 1;
    const showingStart = currentOffset + 1;
    const showingEnd = Math.min(currentOffset + data.results.length, data.total);

    if (totalPages > 1) {
      paginationContainer.innerHTML = `
        <div style="display: flex; justify-content: space-between; align-items: center;">
          <span style="color: var(--gray);">Showing ${showingStart}-${showingEnd} of ${data.total} results</span>
          <div>
            <button class="secondary" ${currentOffset === 0 ? 'disabled' : ''} onclick="goToPage(${currentPage - 1})">Prev</button>
            <span style="margin: 0 1rem;">Page ${currentPage} of ${totalPages}</span>
            <button class="secondary" ${currentPage >= totalPages ? 'disabled' : ''} onclick="goToPage(${currentPage + 1})">Next</button>
          </div>
        </div>
      `;
    } else {
      paginationContainer.innerHTML = `<span style="color: var(--gray);">Showing ${data.results.length} of ${data.total} results</span>`;
    }
  } catch (error) {
    showError(error.message);
    container.innerHTML = '<div class="error">Failed to load teams</div>';
  }
}

function goToPage(page) {
  currentOffset = (page - 1) * limit;
  loadTeams();
}

loadTeams();
</script>
{% endblock %}