"""Generate task pages for the challenge demo gallery."""

import json
from pathlib import Path
import mkdocs_gen_files

# Load task data
task_data_file = Path("docs/challenge/task_data.json")
with open(task_data_file) as f:
    data = json.load(f)

# Also copy the task_data.json file to the output
with mkdocs_gen_files.open("challenge/task_data.json", "w") as fd:
    json.dump(data, fd, indent=2)

# Room display names
room_names = {
    'kitchen': 'Kitchen',
    'living_room': 'Living Room',
    'bedroom': 'Bedroom',
    'bathroom': 'Bathroom',
    'garage': 'Garage',
    'garden': 'Garden',
    'childs_room': "Child's Room",
    'corridor': 'Corridor',
    'utility_room': 'Utility Room'
}

# Create the demo gallery as index page with all tasks embedded
with mkdocs_gen_files.open("challenge/tasks/index.md", "w") as fd:
    # fd.write("---\n")
    # fd.write("icon: material/grid\n")
    # fd.write("---\n\n")
    fd.write("# Demo Gallery\n\n")
    fd.write("Browse through all 50 household tasks in our 2025 challenge. Click on any task to view an example of RGB video demonstration.\n\n")
    
    # Add controls
    fd.write('''<div class="controls">
  <div class="filter-control">
    <label for="room-filter">Filter by room:</label>
    <select id="room-filter">
      <option value="all">All Rooms</option>
      <option value="kitchen">Kitchen</option>
      <option value="living_room">Living Room</option>
      <option value="bedroom">Bedroom</option>
      <option value="bathroom">Bathroom</option>
      <option value="garage">Garage</option>
      <option value="garden">Garden</option>
      <option value="childs_room">Child's Room</option>
      <option value="corridor">Corridor</option>
      <option value="utility_room">Utility Room</option>
    </select>
  </div>
  
  <div class="sort-control">
    <label for="sort-select">Sort by:</label>
    <select id="sort-select">
      <option value="index" selected>Task Number</option>
      <option value="name">Task Name</option>
      <option value="duration-asc">Duration (Short → Long)</option>
      <option value="duration-desc">Duration (Long → Short)</option>
    </select>
  </div>
</div>

<div class="grid cards compact" id="task-grid">
  <div class="loading">Loading tasks...</div>
</div>
''')

    # Add JavaScript with embedded data
    fd.write('\n<script>\n')
    fd.write('(function() {\n')
    fd.write('  // Embedded task data\n')
    fd.write('  const tasks = ')
    fd.write(json.dumps(data['tasks'], indent=2))
    fd.write(';\n\n')
    
    fd.write('''  // Room display names
  const roomNames = {
    'kitchen': 'Kitchen',
    'living_room': 'Living Room',
    'bedroom': 'Bedroom',
    'bathroom': 'Bathroom',
    'garage': 'Garage',
    'garden': 'Garden',
    'childs_room': "Child's Room",
    'corridor': 'Corridor',
    'utility_room': 'Utility Room'
  };
  
  let currentTasks = [...tasks];
  
  // Initialize gallery
  function initGallery() {
    const taskGrid = document.getElementById('task-grid');
    const roomFilter = document.getElementById('room-filter');
    const sortSelect = document.getElementById('sort-select');
    
    if (!taskGrid || !roomFilter || !sortSelect) {
      setTimeout(initGallery, 10);
      return;
    }
    
    // Render tasks
    function renderTasks(taskList) {
      taskGrid.innerHTML = '';
      
      taskList.forEach((task) => {
        const card = document.createElement('a');
        card.className = 'task-card';
        // Get original task index from the full tasks array
        const taskIndex = tasks.indexOf(task);
        const taskIndexPadded = String(taskIndex).padStart(2, '0');
        card.href = `./${taskIndexPadded}_${task.id}.html`;
        card.dataset.id = task.id;
        
        const roomsDisplay = task.rooms.map(r => roomNames[r] || r).join(', ');
        
        // Create thumbnail element
        let thumbnailHtml;
        if (task.thumbnail) {
          thumbnailHtml = `<img src="${task.thumbnail}" alt="${task.name}" class="task-thumbnail">`;
        } else {
          thumbnailHtml = `<div class="task-thumbnail placeholder">📹</div>`;
        }
        
        // Format duration
        let durationDisplay = '';
        if (task.duration) {
          const minutes = Math.floor(task.duration / 60);
          const seconds = task.duration % 60;
          if (minutes === 0) {
            durationDisplay = `${seconds}s`;
          } else if (seconds === 0) {
            durationDisplay = `${minutes}m`;
          } else {
            durationDisplay = `${minutes}m ${seconds}s`;
          }
        }
        
        card.innerHTML = `
          ${thumbnailHtml}
          <div class="task-number">Task ${taskIndex}</div>
          <div class="task-title">${task.name}</div>
          <div class="task-metadata">
            <span class="task-room">${roomsDisplay}</span>
            <span class="task-duration">${durationDisplay}</span>
          </div>
        `;
        
        taskGrid.appendChild(card);
      });
    }
    
    // Filter tasks
    function filterTasks() {
      const selectedRoom = roomFilter.value;
      
      if (selectedRoom === 'all') {
        currentTasks = [...tasks];
      } else {
        currentTasks = tasks.filter(task => task.rooms.includes(selectedRoom));
      }
      
      sortTasks();
    }
    
    // Sort tasks
    function sortTasks() {
      const sortBy = sortSelect.value;
      
      currentTasks.sort((a, b) => {
        switch(sortBy) {
          case 'index':
            // Sort by original task index
            return tasks.indexOf(a) - tasks.indexOf(b);
          case 'name':
            return a.name.localeCompare(b.name);
          case 'duration-asc':
            return a.duration - b.duration;
          case 'duration-desc':
            return b.duration - a.duration;
          default:
            return 0;
        }
      });
      
      renderTasks(currentTasks);
    }
    
    // Event listeners
    roomFilter.addEventListener('change', filterTasks);
    sortSelect.addEventListener('change', sortTasks);
    
    // Initial render
    renderTasks(currentTasks);
  }
  
  // Start initialization
  if (document.readyState === 'loading') {
    document.addEventListener('DOMContentLoaded', initGallery);
  } else {
    initGallery();
  }
})();
</script>
''')
    
    # Add styles
    fd.write('''
<style>
.controls {
  display: flex;
  gap: 2rem;
  margin: 1.5rem 0;
  align-items: center;
  padding: 1rem;
  background: var(--md-code-bg-color);
  border-radius: 8px;
}

.filter-control, .sort-control {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.controls label {
  font-weight: 500;
  color: var(--md-default-fg-color);
  white-space: nowrap;
}

#room-filter, #sort-select {
  padding: 0.5rem;
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: 4px;
  background: var(--md-default-bg-color);
  color: var(--md-default-fg-color);
  cursor: pointer;
}

.grid.cards.compact {
  display: grid !important;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)) !important;
  gap: 1rem;
  margin-top: 1.5rem;
}

.task-card {
  display: flex;
  flex-direction: column;
  background: var(--md-default-bg-color);
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: 8px;
  padding: 1rem;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  position: relative;
  text-decoration: none;
  color: inherit;
  height: 100%;
}

.task-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  border-color: var(--md-primary-fg-color);
  text-decoration: none;
}

.task-card:hover .task-metadata {
  opacity: 1;
}

.task-number {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background: rgba(0, 0, 0, 0.7);
  color: white;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 600;
  backdrop-filter: blur(4px);
}

.task-thumbnail {
  width: 100%;
  border-radius: 4px;
  margin-bottom: 0.75rem;
  aspect-ratio: 16/9;
  object-fit: cover;
  background: var(--md-code-bg-color);
}

.task-thumbnail.placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--md-default-fg-color--light);
  font-size: 48px;
}

.task-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--md-default-fg-color);
  line-height: 1.3;
  transition: color 0.2s;
}

.task-card:hover .task-title {
  text-decoration: underline;
}

.task-metadata {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
  padding-top: 0.5rem;
  border-top: 1px solid var(--md-default-fg-color--lightest);
  font-size: 0.7rem;
  color: var(--md-default-fg-color--light);
  opacity: 0.65;
  transition: opacity 0.2s;
}

.task-room {
  display: flex;
  align-items: center;
  gap: 0.2rem;
}

.task-room::before {
  content: "📍";
  font-size: 0.7rem;
  opacity: 0.7;
}

.task-duration {
  display: flex;
  align-items: center;
  gap: 0.2rem;
  font-weight: 500;
}

.task-duration::before {
  content: "⏱";
  font-size: 0.7rem;
  opacity: 0.7;
}

.loading {
  text-align: center;
  padding: 2rem;
  color: var(--md-default-fg-color--light);
}

@media (max-width: 768px) {
  .controls {
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
  }
  
  .grid.cards.compact {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)) !important;
  }
}
</style>
''')

# Generate individual task pages (without annotations, with proper video sizing)
for task in data['tasks']:
    task_id = task['id']
    task_name = task['name']
    
    # Get task index for numbering
    task_index = data['tasks'].index(task)
    
    # Create file path with zero-padded task number prefix for proper sorting
    doc_path = Path("challenge", "tasks", f"{task_index:02d}_{task_id}.md")
    full_doc_path = Path(doc_path)
    
    # Generate page content
    with mkdocs_gen_files.open(full_doc_path, "w") as fd:
        # Page header
        fd.write("---\n")
        fd.write("icon: material/video-outline\n")
        fd.write("---\n\n")
        
        # Title
        task_index = data['tasks'].index(task)
        fd.write(f"# Task {task_index}: {task_name}\n\n")
        
        # Metadata
        rooms_display = ', '.join([room_names.get(r, r.title()) for r in task.get('rooms', [])])
        duration = task.get('duration', 'N/A')
        
        # Format duration as "x minutes y seconds"
        if isinstance(duration, int):
            minutes = duration // 60
            seconds = duration % 60
            if minutes == 0:
                duration_display = f"{seconds} seconds"
            elif seconds == 0:
                duration_display = f"{minutes} minutes"
            else:
                duration_display = f"{minutes} minutes {seconds} seconds"
        else:
            duration_display = str(duration)
        
        fd.write(f"**Rooms:** {rooms_display}  \n")
        fd.write(f"**Duration:** {duration_display} avg  \n")
        
        # Add task instruction if available
        if task.get('instruction'):
            fd.write(f"**Language Instruction:** {task['instruction']}  \n")
        
        # Link to BEHAVIOR knowledge base (if available)
        kb_url = f"https://behavior.stanford.edu/knowledgebase/tasks/{task_id}-0.html"
        fd.write(f"**Full Task Definition:** [View on BEHAVIOR Knowledge Base]({kb_url})\n\n")
        
        # Video section - only RGB with proper sizing and minimal controls
        if task.get('video'):
            video_url = task['video']
            # Extract video ID from URL if it's a Vimeo URL
            if 'vimeo.com' in video_url:
                # Add minimal Vimeo parameters: 
                # controls=1 (show controls)
                # title=0, byline=0, portrait=0 (hide title, author, portrait)
                # dnt=1 (do not track)
                # transparent=0 (not transparent)
                # autopause=0 (don't pause when another video plays)
                # sidedock=0 (hide the sidebar with sharing, like, etc.)
                # logo=0 (hide Vimeo logo - requires Plus account or higher)
                fd.write('<div class="video-wrapper">\n')
                fd.write(f'  <iframe src="{video_url}?controls=1&title=0&byline=0&portrait=0&dnt=1&transparent=0&sidedock=0&logo=0" ')
                fd.write('width="720" height="720" frameborder="0" allow="autoplay; fullscreen; picture-in-picture" allowfullscreen></iframe>\n')
                fd.write('</div>\n\n')
        else:
            # Placeholder when video is not available
            fd.write('<div class="video-placeholder">\n')
            fd.write('  <div class="placeholder-content">\n')
            fd.write('    <i class="material-icons">videocam_off</i>\n')
            fd.write('    <p>Video demonstration coming soon</p>\n')
            fd.write('  </div>\n')
            fd.write('</div>\n\n')
        
        # Add styles for video
        fd.write('''<style>
/* Video wrapper for proper sizing */
.video-wrapper {
  max-width: 720px;
  margin: 2rem 0;
}

.video-wrapper iframe {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1/1; /* Square video */
}

/* Video placeholder */
.video-placeholder {
  width: 720px;
  max-width: 100%;
  aspect-ratio: 1/1;
  background: var(--md-code-bg-color);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.placeholder-content {
  text-align: center;
  color: var(--md-default-fg-color--light);
}

.placeholder-content i {
  font-size: 64px;
  margin-bottom: 1rem;
}

/* Responsive design */
@media (max-width: 768px) {
  .video-wrapper,
  .video-placeholder {
    max-width: 100%;
  }
}
</style>
''')
    
    # Set edit path for the generated file
    mkdocs_gen_files.set_edit_path(full_doc_path, Path("../../docs/challenge/task_data.json"))