{% extends "base.html" %}

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

{% block extra_css %}
<style>
  /* Full page background */
  html, body {
    min-height: 100vh;
    width: 100%;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
  }

  /* Mindmap Container */
  #mindmap-container {
    position: relative;
    min-height: calc(100vh - 160px);
    z-index: 1;
  }
  
  /* Control Panel */
  .control-panel {
    position: fixed;
    top: 100px;
    left: 20px;
    z-index: 10;
    transition: all 0.3s ease;
    border-radius: 1rem;
    overflow: hidden;
    border: 1px solid;
  }
  
  .dark .control-panel {
    background-color: rgba(17, 24, 39, 0.8);
    border-color: rgba(109, 40, 217, 0.3);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  }
  
  .control-panel {
    background-color: rgba(255, 255, 255, 0.85);
    border-color: rgba(139, 92, 246, 0.2);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  }
  
  /* Control Panel Toggle */
  .panel-toggle {
    position: absolute;
    top: 8px;
    right: 8px;
    z-index: 2;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
  }
  
  .dark .panel-toggle {
    background-color: rgba(109, 40, 217, 0.2);
    color: rgba(255, 255, 255, 0.8);
  }
  
  .panel-toggle {
    background-color: rgba(139, 92, 246, 0.1);
    color: rgba(30, 41, 59, 0.8);
  }
  
  .panel-toggle:hover {
    transform: rotate(180deg);
  }
  
  /* Category Tree */
  .category-tree {
    max-height: 70vh;
    overflow-y: auto;
  }
  
  .category-item {
    transition: all 0.3s ease;
    border-left: 2px solid transparent;
    cursor: pointer;
  }
  
  .dark .category-item:hover {
    background-color: rgba(109, 40, 217, 0.1);
    border-left-color: rgba(139, 92, 246, 0.5);
  }
  
  .category-item:hover {
    background-color: rgba(139, 92, 246, 0.05);
    border-left-color: rgba(139, 92, 246, 0.5);
  }
  
  /* Node List */
  .node-list {
    max-height: 300px;
    overflow-y: auto;
  }
  
  .node-item {
    transition: all 0.3s ease;
    border-radius: 0.5rem;
    cursor: pointer;
  }
  
  .dark .node-item {
    background-color: rgba(31, 41, 55, 0.5);
    border: 1px solid rgba(55, 65, 81, 0.5);
  }
  
  .node-item {
    background-color: rgba(255, 255, 255, 0.5);
    border: 1px solid rgba(226, 232, 240, 0.5);
  }
  
  .dark .node-item:hover {
    background-color: rgba(55, 65, 81, 0.7);
    border-color: rgba(139, 92, 246, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  }
  
  .node-item:hover {
    background-color: rgba(255, 255, 255, 0.8);
    border-color: rgba(139, 92, 246, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
  }
  
  /* Node Counter Badge */
  .node-counter {
    min-width: 20px;
    height: 20px;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0 6px;
  }
  
  .dark .node-counter {
    background-color: rgba(109, 40, 217, 0.3);
    color: rgba(255, 255, 255, 0.9);
  }
  
  .node-counter {
    background-color: rgba(139, 92, 246, 0.1);
    color: rgba(109, 40, 217, 0.9);
  }
  
  /* Canvas area */
  #mindmap-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
  }
  
  /* Tooltip */
  .tooltip-container {
    position: absolute;
    pointer-events: none;
    z-index: 1000;
    max-width: 300px;
    opacity: 0;
    transition: opacity 0.3s ease;
  }
  
  .dark .tooltip-container {
    background-color: rgba(17, 24, 39, 0.9);
    border: 1px solid rgba(109, 40, 217, 0.3);
    color: rgba(255, 255, 255, 0.9);
  }
  
  .tooltip-container {
    background-color: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(139, 92, 246, 0.2);
    color: rgba(30, 41, 59, 0.9);
  }
  
  /* Search input */
  .search-input {
    transition: all 0.3s ease;
    width: 100%;
    border-radius: 0.5rem;
    padding: 0.5rem 0.75rem;
    outline: none;
  }
  
  .dark .search-input {
    background-color: rgba(31, 41, 55, 0.7);
    border: 1px solid rgba(55, 65, 81, 0.5);
    color: rgba(255, 255, 255, 0.9);
  }
  
  .search-input {
    background-color: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(226, 232, 240, 0.8);
    color: rgba(30, 41, 59, 0.9);
  }
  
  .dark .search-input:focus {
    border-color: rgba(139, 92, 246, 0.5);
    box-shadow: 0 0 0 2px rgba(139, 92, 246, 0.2);
  }
  
  .search-input:focus {
    border-color: rgba(139, 92, 246, 0.3);
    box-shadow: 0 0 0 2px rgba(139, 92, 246, 0.1);
  }
  
  /* Mode toggle */
  .mode-toggle {
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
  }
  
  .dark .mode-toggle {
    background-color: rgba(31, 41, 55, 0.5);
    border: 1px solid rgba(55, 65, 81, 0.5);
    color: rgba(255, 255, 255, 0.9);
  }
  
  .mode-toggle {
    background-color: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(226, 232, 240, 0.8);
    color: rgba(30, 41, 59, 0.9);
  }
  
  .dark .mode-toggle.active {
    background-color: rgba(109, 40, 217, 0.2);
    border-color: rgba(139, 92, 246, 0.4);
    color: rgba(255, 255, 255, 1);
  }
  
  .mode-toggle.active {
    background-color: rgba(139, 92, 246, 0.1);
    border-color: rgba(139, 92, 246, 0.3);
    color: rgba(109, 40, 217, 1);
  }
  
  /* User Mindmaps */
  .user-mindmap-section {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 10;
    transition: all 0.3s ease;
    border-radius: 1rem;
    overflow: hidden;
    max-width: 350px;
  }
  
  .dark .user-mindmap-section {
    background-color: rgba(17, 24, 39, 0.85);
    border: 1px solid rgba(109, 40, 217, 0.3);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  }
  
  .user-mindmap-section {
    background-color: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(139, 92, 246, 0.2);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  }
  
  /* User Mindmap List */
  .user-mindmap-item {
    transition: all 0.3s ease;
    border-radius: 0.5rem;
    cursor: pointer;
  }
  
  .dark .user-mindmap-item {
    background-color: rgba(31, 41, 55, 0.5);
    border: 1px solid rgba(55, 65, 81, 0.5);
  }
  
  .user-mindmap-item {
    background-color: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(226, 232, 240, 0.7);
  }
  
  .dark .user-mindmap-item:hover {
    background-color: rgba(55, 65, 81, 0.7);
    border-color: rgba(139, 92, 246, 0.4);
    transform: translateY(-2px);
  }
  
  .user-mindmap-item:hover {
    background-color: rgba(255, 255, 255, 0.9);
    border-color: rgba(139, 92, 246, 0.3);
    transform: translateY(-2px);
  }
  
  /* Zoom Controls */
  .zoom-controls {
    position: fixed;
    bottom: 20px;
    left: 20px;
    z-index: 10;
    display: flex;
    gap: 0.5rem;
    border-radius: 2rem;
    padding: 0.5rem;
    transition: all 0.3s ease;
  }
  
  .dark .zoom-controls {
    background-color: rgba(17, 24, 39, 0.7);
    border: 1px solid rgba(55, 65, 81, 0.5);
  }
  
  .zoom-controls {
    background-color: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(226, 232, 240, 0.7);
  }
  
  .zoom-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
  }
  
  .dark .zoom-btn {
    background-color: rgba(31, 41, 55, 0.7);
    color: rgba(255, 255, 255, 0.9);
  }
  
  .zoom-btn {
    background-color: rgba(255, 255, 255, 0.9);
    color: rgba(30, 41, 59, 0.9);
  }
  
  .dark .zoom-btn:hover {
    background-color: rgba(139, 92, 246, 0.3);
    color: rgba(255, 255, 255, 1);
  }
  
  .zoom-btn:hover {
    background-color: rgba(139, 92, 246, 0.1);
    color: rgba(109, 40, 217, 1);
  }
  
  /* Loading spinner */
  .spinner {
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top: 3px solid;
    width: 24px;
    height: 24px;
    animation: spin 1s linear infinite;
  }
  
  .dark .spinner {
    border-top-color: rgba(139, 92, 246, 0.7);
  }
  
  .spinner {
    border-top-color: rgba(109, 40, 217, 0.7);
  }
  
  @keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
  }
</style>
{% endblock %}

{% block content %}
<!-- Mindmap Container -->
<div id="mindmap-container">
  <!-- Main Canvas -->
  <div id="mindmap-canvas"></div>
  
  <!-- Control Panel -->
  <div class="control-panel p-4 w-64" id="control-panel" x-data="{ isExpanded: true }">
    <div class="panel-toggle" @click="isExpanded = !isExpanded">
      <i class="fa-solid" :class="isExpanded ? 'fa-chevron-left' : 'fa-chevron-right'"></i>
    </div>
    
    <div x-show="isExpanded">
      <h2 class="text-xl font-semibold mb-4 text-gray-900 dark:text-white">Wissensbereiche</h2>
      
      <!-- Search Box -->
      <div class="mb-4">
        <input type="text" id="category-search" class="search-input" placeholder="Bereich suchen...">
      </div>
      
      <!-- Category Tree -->
      <div class="category-tree">
        <!-- Recursive template for categories -->
        <script type="text/x-template" id="category-template">
          <div class="category-item pl-4 py-2 hover:bg-gray-100 dark:hover:bg-gray-700" 
               :class="[level > 0 ? 'ml-' + (level * 2) : '']"
               @click="toggleCategory(category.id)">
            <div class="flex items-center justify-between">
              <div class="flex items-center">
                <i class="fa-solid" :class="[isExpanded ? 'fa-chevron-down' : 'fa-chevron-right', 'mr-2 text-sm transition-transform']"></i>
                <span :class="{'font-medium': isActive}">
                  <i class="fa-solid mr-2" :class="category.icon || 'fa-folder'"></i>
                  ${category.name}
                </span>
              </div>
              <span class="node-counter">${category.nodes.length}</span>
            </div>
            <!-- Nodes for this category -->
            <div x-show="isExpanded && isActive" class="mt-2 node-list pl-4">
              <div v-for="node in category.nodes" class="node-item p-2 mb-2" 
                   :style="{ borderLeftColor: node.color_code }" 
                   @click.stop="addNodeToCanvas(node)">
                <div class="flex items-center justify-between">
                  <div>${node.name}</div>
                  <span class="node-counter">${node.thought_count}</span>
                </div>
              </div>
            </div>
            <!-- Subcategories recursive -->
            <div x-show="isExpanded" class="mt-2">
              <template v-for="child in category.children">
                <category-item :category="child" :level="level + 1"></category-item>
              </template>
            </div>
          </div>
        </script>
        
        <!-- Root categories rendered here -->
        <div id="categories-container"></div>
      </div>
      
      <!-- View Mode Toggle -->
      <div class="mt-4">
        <h3 class="text-sm font-medium mb-2 text-gray-700 dark:text-gray-300">Ansicht</h3>
        <div class="flex justify-between gap-2">
          <button id="view-all" class="mode-toggle text-sm flex-1 active">
            <i class="fa-solid fa-diagram-project mr-1"></i> Alles
          </button>
          <button id="view-focused" class="mode-toggle text-sm flex-1">
            <i class="fa-solid fa-bullseye mr-1"></i> Fokus
          </button>
        </div>
      </div>
    </div>
  </div>
  
  <!-- User Mindmaps Section -->
  {% if current_user.is_authenticated %}
  <div class="user-mindmap-section p-4 w-64" x-data="{ isExpanded: true }">
    <div class="flex items-center justify-between mb-4">
      <h2 class="text-lg font-semibold text-gray-900 dark:text-white">Meine Mindmaps</h2>
      <button @click="isExpanded = !isExpanded" class="text-gray-500 dark:text-gray-400 hover:text-gray-700 dark:hover:text-gray-200">
        <i class="fa-solid" :class="isExpanded ? 'fa-chevron-down' : 'fa-chevron-up'"></i>
      </button>
    </div>
    
    <div x-show="isExpanded">
      <!-- User Mindmap List -->
      <div class="space-y-2 max-h-60 overflow-y-auto mb-3">
        <!-- Will be populated by JS -->
        <div id="user-mindmaps-list" class="space-y-2"></div>
      </div>
      
      <!-- Add New Mindmap Button -->
      <a href="{{ url_for('create_mindmap') }}" class="mystical-button mystical-button-primary w-full text-center text-sm">
        <i class="fa-solid fa-plus mr-1"></i> Neue Mindmap erstellen
      </a>
    </div>
  </div>
  {% endif %}
  
  <!-- Zoom Controls -->
  <div class="zoom-controls">
    <button id="zoom-in" class="zoom-btn">
      <i class="fa-solid fa-plus"></i>
    </button>
    <button id="zoom-out" class="zoom-btn">
      <i class="fa-solid fa-minus"></i>
    </button>
    <button id="reset-view" class="zoom-btn">
      <i class="fa-solid fa-home"></i>
    </button>
  </div>
  
  <!-- Node Tooltip -->
  <div id="node-tooltip" class="tooltip-container rounded-lg p-4 shadow-lg"></div>
</div>
{% endblock %}

{% block extra_js %}
<!-- D3.js for Mindmap Visualization -->
<script src="https://d3js.org/d3.v7.min.js"></script>

<!-- Custom D3 Extensions -->
<script src="{{ url_for('static', filename='d3-extensions.js') }}"></script>

<!-- Mindmap Script -->
<script src="{{ url_for('static', filename='mindmap.js') }}"></script>

<script>
  // Initialize the public mindmap
  document.addEventListener('DOMContentLoaded', function() {
    // Set up for dark/light mode changes
    const isDarkMode = document.documentElement.classList.contains('dark');
    
    // Initialize the node tooltip
    const tooltip = document.getElementById('node-tooltip');
    
    // Initialize mindmap
    const mindmap = new MindMap({
      container: '#mindmap-canvas',
      apiEndpoint: '/api/mindmap/public',
      isDarkMode: isDarkMode,
      tooltip: tooltip
    });
    
    // Load public mindmap data
    mindmap.loadData().then(() => {
      console.log('Mindmap data loaded');
    });
    
    // View mode toggle
    document.getElementById('view-all').addEventListener('click', function() {
      this.classList.add('active');
      document.getElementById('view-focused').classList.remove('active');
      mindmap.setViewMode('all');
    });
    
    document.getElementById('view-focused').addEventListener('click', function() {
      this.classList.add('active');
      document.getElementById('view-all').classList.remove('active');
      mindmap.setViewMode('focus');
    });
    
    // Zoom controls
    document.getElementById('zoom-in').addEventListener('click', function() {
      mindmap.zoomIn();
    });
    
    document.getElementById('zoom-out').addEventListener('click', function() {
      mindmap.zoomOut();
    });
    
    document.getElementById('reset-view').addEventListener('click', function() {
      mindmap.resetView();
    });
    
    // Handle dark mode toggle
    document.addEventListener('darkModeToggled', function(event) {
      const isDark = event.detail.isDark;
      mindmap.updateTheme(isDark);
    });
    
    // Search functionality
    const searchInput = document.getElementById('category-search');
    searchInput.addEventListener('input', function() {
      const searchTerm = this.value.toLowerCase();
      mindmap.searchCategories(searchTerm);
    });
    
    {% if current_user.is_authenticated %}
    // Load user mindmaps
    fetch('/api/mindmap/user')
      .then(response => response.json())
      .then(data => {
        const mindmapsList = document.getElementById('user-mindmaps-list');
        mindmapsList.innerHTML = '';
        
        if (data.length === 0) {
          mindmapsList.innerHTML = `
            <div class="text-center text-gray-500 dark:text-gray-400 py-2">
              Keine Mindmaps gefunden
            </div>
          `;
          return;
        }
        
        data.forEach(mindmap => {
          const item = document.createElement('div');
          item.className = 'user-mindmap-item p-3';
          item.innerHTML = `
            <div class="font-medium text-gray-800 dark:text-gray-200">${mindmap.name}</div>
            <div class="text-xs text-gray-500 dark:text-gray-400 mb-2">${mindmap.description}</div>
            <a href="/my-mindmap/${mindmap.id}" class="text-purple-600 dark:text-purple-400 text-xs hover:underline">
              <i class="fa-solid fa-arrow-right mr-1"></i> Öffnen
            </a>
          `;
          mindmapsList.appendChild(item);
        });
      })
      .catch(error => {
        console.error('Error loading user mindmaps:', error);
      });
    {% endif %}
  });
</script>
{% endblock %}