{% extends "base.html" %}

{% block title %}Interaktive Mindmap{% endblock %}

{% block extra_css %}
<style>
  /* Grundlegendes Layout */
  .mindmap-container {
    position: relative;
    width: 100%;
    height: calc(100vh - 64px);
    background: linear-gradient(135deg, #1a1f2e 0%, #0f172a 100%);
    overflow: hidden;
  }

  /* Hauptcontainer für die Mindmap */
  #cy {
    width: 100%;
    height: 100%;
    background: transparent;
  }

  /* Header-Bereich */
  .mindmap-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    padding: 1.5rem;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 10;
  }

  .mindmap-title {
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
    margin: 0;
    background: linear-gradient(90deg, #60a5fa, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
  }

  /* Kontrollpanel */
  .control-panel {
    position: absolute;
    right: 2rem;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(15, 23, 42, 0.9);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    z-index: 10;
    border: 1px solid rgba(255, 255, 255, 0.1);
  }

  .control-button {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    margin: 0.5rem 0;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 0.5rem;
    color: #fff;
    cursor: pointer;
    transition: all 0.3s ease;
  }

  .control-button:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateX(-5px);
  }

  .control-button i {
    margin-right: 0.75rem;
  }

  /* Info-Panel */
  .info-panel {
    position: absolute;
    left: 2rem;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(15, 23, 42, 0.9);
    border-radius: 1rem;
    padding: 1.5rem;
    width: 300px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    z-index: 10;
    border: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0;
    transform: translateX(-20px);
    transition: all 0.3s ease;
  }

  .info-panel.visible {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
  }

  .info-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .info-content {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    line-height: 1.6;
  }

  /* Kategorie-Legende */
  .category-legend {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(15, 23, 42, 0.9);
    border-radius: 1rem;
    padding: 1rem 2rem;
    display: flex;
    gap: 1.5rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    z-index: 10;
    border: 1px solid rgba(255, 255, 255, 0.1);
  }

  .category-item {
    display: flex;
    align-items: center;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
  }

  .category-color {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-right: 0.5rem;
  }

  /* Animationen */
  @keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
  }

  .pulse {
    animation: pulse 2s infinite;
  }
  
  /* Ladeanzeige */
  .loader {
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    border-top: 4px solid #60a5fa;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -20px;
    margin-left: -20px;
    z-index: 5;
  }
  
  @keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
  }
  
  /* Status-Meldung */
  .status-message {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(15, 23, 42, 0.9);
    padding: 1rem 2rem;
    border-radius: 0.5rem;
    color: white;
    font-size: 1rem;
    z-index: 15;
    text-align: center;
    max-width: 80%;
  }
</style>
{% endblock %}

{% block content %}
<div class="mindmap-container">
  <!-- Header -->
  <div class="mindmap-header">
    <h1 class="mindmap-title">Interaktive Wissenslandkarte</h1>
  </div>

  <!-- Ladeanzeige -->
  <div id="loader" class="loader"></div>
  
  <!-- Status-Meldung -->
  <div id="statusMessage" class="status-message" style="display: none;">Lade Mindmap...</div>

  <!-- Hauptvisualisierung -->
  <div id="cy"></div>

  <!-- Kontrollpanel -->
  <div class="control-panel">
    <button id="zoomIn" class="control-button">
      <i class="fas fa-search-plus"></i>
      <span>Vergrößern</span>
    </button>
    <button id="zoomOut" class="control-button">
      <i class="fas fa-search-minus"></i>
      <span>Verkleinern</span>
    </button>
    <button id="resetView" class="control-button">
      <i class="fas fa-sync"></i>
      <span>Zurücksetzen</span>
    </button>
    <button id="toggleLegend" class="control-button">
      <i class="fas fa-layer-group"></i>
      <span>Legende</span>
    </button>
  </div>

  <!-- Info-Panel -->
  <div id="infoPanel" class="info-panel">
    <h3 class="info-title">Knotendetails</h3>
    <div class="info-content"></div>
  </div>

  <!-- Kategorie-Legende -->
  <div id="categoryLegend" class="category-legend">
    <div class="category-item">
      <div class="category-color" style="background-color: #9F7AEA;"></div>
      <span>Philosophie</span>
    </div>
    <div class="category-item">
      <div class="category-color" style="background-color: #60A5FA;"></div>
      <span>Wissenschaft</span>
    </div>
    <div class="category-item">
      <div class="category-color" style="background-color: #10B981;"></div>
      <span>Technologie</span>
    </div>
    <div class="category-item">
      <div class="category-color" style="background-color: #F59E0B;"></div>
      <span>Künste</span>
    </div>
    <div class="category-item">
      <div class="category-color" style="background-color: #EF4444;"></div>
      <span>Psychologie</span>
    </div>
  </div>
</div>
{% endblock %}

{% block extra_js %}
<!-- Cytoscape und Erweiterungen -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/cytoscape/3.26.0/cytoscape.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/cytoscape-cose-bilkent/4.1.0/cytoscape-cose-bilkent.min.js"></script>

<!-- Unsere JavaScript-Dateien -->
<script src="{{ url_for('static', filename='js/update_mindmap.js') }}"></script>

<!-- Initialisierung -->
<script>
document.addEventListener('DOMContentLoaded', function() {
  console.log('DOMContentLoaded Event ausgelöst');
  
  const cyContainer = document.getElementById('cy');
  const loader = document.getElementById('loader');
  const statusMessage = document.getElementById('statusMessage');
  
  if (cyContainer) {
    console.log('Container gefunden:', cyContainer);
    
    // Loader und Statusmeldung anzeigen
    loader.style.display = 'block';
    statusMessage.textContent = 'Lade Mindmap...';
    statusMessage.style.display = 'block';
    
    // Prüfen, ob Cytoscape vorhanden ist
    if (typeof cytoscape !== 'undefined') {
      console.log('Cytoscape ist verfügbar');
      
      // Initialisieren der Mindmap
      initializeMindmap().then(() => {
        // Erfolg: Loader und Statusmeldung ausblenden
        loader.style.display = 'none';
        statusMessage.style.display = 'none';
      }).catch(error => {
        // Fehler: Fehlermeldung anzeigen
        console.error('Mindmap-Initialisierung fehlgeschlagen', error);
        loader.style.display = 'none';
        statusMessage.textContent = 'Mindmap konnte nicht initialisiert werden: ' + error.message;
        statusMessage.style.backgroundColor = 'rgba(220, 38, 38, 0.9)';
        statusMessage.style.display = 'block';
      });
    } else {
      console.error('Cytoscape ist nicht verfügbar');
      loader.style.display = 'none';
      statusMessage.textContent = 'Cytoscape-Bibliothek konnte nicht geladen werden';
      statusMessage.style.backgroundColor = 'rgba(220, 38, 38, 0.9)';
      statusMessage.style.display = 'block';
    }
  } else {
    console.error('Container #cy nicht gefunden');
  }
  
  // Zoom-Funktionen
  document.getElementById('zoomIn').addEventListener('click', function() {
    if (window.cy) window.cy.zoom(window.cy.zoom() * 1.2);
  });
  
  document.getElementById('zoomOut').addEventListener('click', function() {
    if (window.cy) window.cy.zoom(window.cy.zoom() * 0.8);
  });
  
  document.getElementById('resetView').addEventListener('click', function() {
    if (window.cy) window.cy.fit();
  });
  
  document.getElementById('toggleLegend').addEventListener('click', function() {
    const legend = document.getElementById('categoryLegend');
    legend.style.display = legend.style.display === 'none' ? 'flex' : 'none';
  });
});
</script>
{% endblock %}