{% extends "base.html" %}

{% block title %}Compare Builds - {{ config.commander }}{% endblock %}

{% block content %}
<div class="container" style="max-width: 1400px; padding: 2rem;">
  <div style="margin-bottom: 2rem;">
    <h1 style="margin-bottom: 0.5rem;">Compare {{ build_count }} Builds</h1>
    <div class="muted" style="font-size: 0.9rem;">
      <strong>Commander:</strong> {{ config.commander }}
      {% if config.tags %}
      | <strong>Themes:</strong> {{ config.tags | join(", ") }}
      {% endif %}
      | <strong>Bracket:</strong> {{ config.bracket }}
    </div>
  </div>

  {# Overview Stats #}
  <div style="display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; margin-bottom: 2rem;">
    <div class="card" style="padding: 1rem; text-align: center;">
      <div style="font-size: 2rem; font-weight: bold; color: var(--primary);">{{ overlap_stats.total_unique_cards }}</div>
      <div class="muted" style="font-size: 0.85rem;">Unique Cards Total</div>
    </div>
    <div class="card" style="padding: 1rem; text-align: center;">
      <div style="font-size: 2rem; font-weight: bold; color: #10b981;">{{ overlap_stats.cards_in_all }}</div>
      <div class="muted" style="font-size: 0.85rem;">In All Builds</div>
    </div>
    <div class="card" style="padding: 1rem; text-align: center;">
      <div style="font-size: 2rem; font-weight: bold; color: #3b82f6;">{{ overlap_stats.cards_in_most }}</div>
      <div class="muted" style="font-size: 0.85rem;">In Most Builds (80%+)</div>
    </div>
    <div class="card" style="padding: 1rem; text-align: center;">
      <div style="font-size: 2rem; font-weight: bold; color: #f59e0b;">{{ overlap_stats.cards_in_some }}</div>
      <div class="muted" style="font-size: 0.85rem;">In Some Builds</div>
    </div>
    <div class="card" style="padding: 1rem; text-align: center;">
      <div style="font-size: 2rem; font-weight: bold; color: #ef4444;">{{ overlap_stats.cards_in_few }}</div>
      <div class="muted" style="font-size: 0.85rem;">In Few Builds</div>
    </div>
  </div>

  {# Most Common Cards #}
  <details open style="margin-bottom: 2rem;">
    <summary style="cursor: pointer; font-size: 1.1rem; font-weight: 500; margin-bottom: 1rem;">
      📊 Most Common Cards
    </summary>
    <div class="card" style="padding: 1rem;">
      <div style="display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 0.5rem;">
        {% for card_name, count in overlap_stats.most_common[:20] %}
        <div style="display: flex; justify-content: space-between; padding: 0.5rem; background: rgba(59, 130, 246, 0.1); border-radius: 4px;">
          <span data-card-name="{{ card_name }}" style="cursor: help;">{{ card_name }}</span>
          <span style="font-weight: 500; color: var(--primary);">{{ count }}/{{ build_count }}</span>
        </div>
        {% endfor %}
      </div>
    </div>
  </details>

  {# Individual Build Comparisons #}
  <h2 style="margin-bottom: 1rem;">Individual Builds</h2>
  <div style="display: grid; grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); gap: 1.5rem; margin-bottom: 2rem;">
    {% for build in builds %}
    <div class="card" style="padding: 1.5rem;">
      <h3 style="margin-bottom: 1rem; color: var(--primary);">Build #{{ build.build_number }}</h3>
      
      <div style="display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; margin-bottom: 1rem;">
        <div>
          <div class="muted" style="font-size: 0.8rem;">Total Cards</div>
          <div style="font-size: 1.5rem; font-weight: bold;">{{ build.total_cards }}</div>
        </div>
        <div>
          <div class="muted" style="font-size: 0.8rem;">Creatures</div>
          <div style="font-size: 1.5rem; font-weight: bold;">{{ build.creatures }}</div>
        </div>
      </div>

      <div style="display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.5rem; font-size: 0.85rem;">
        <div>
          <div class="muted">Lands</div>
          <div>{{ build.lands }}</div>
        </div>
        <div>
          <div class="muted">Artifacts</div>
          <div>{{ build.artifacts }}</div>
        </div>
        <div>
          <div class="muted">Enchantments</div>
          <div>{{ build.enchantments }}</div>
        </div>
        <div>
          <div class="muted">Instants</div>
          <div>{{ build.instants }}</div>
        </div>
        <div>
          <div class="muted">Sorceries</div>
          <div>{{ build.sorceries }}</div>
        </div>
        <div>
          <div class="muted">Planeswalkers</div>
          <div>{{ build.planeswalkers }}</div>
        </div>
      </div>

      <details style="margin-top: 1rem;">
        <summary style="cursor: pointer; font-size: 0.9rem; color: var(--primary);">
          View All Cards ({{ build.total_cards }})
        </summary>
        <div style="margin-top: 0.75rem; max-height: 300px; overflow-y: auto; font-size: 0.85rem;">
          {% for card in build.cards %}
          <div style="padding: 0.25rem 0; border-bottom: 1px solid var(--border);">
            <span data-card-name="{{ card.name if card is mapping else card }}" style="cursor: help;">
              {{ card.name if card is mapping else card }}
            </span>
          </div>
          {% endfor %}
        </div>
      </details>
    </div>
    {% endfor %}
  </div>

  {# Actions #}
  <div style="display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-top: 2rem;">
    <a href="/build" class="btn">Build New Deck</a>
    <form method="POST" action="/compare/{{ batch_id }}/rebuild" style="display: inline;">
      <button type="submit" class="btn" title="Run {{ build_count }} more builds with the same configuration">
        🔄 Rebuild {{ build_count }}x
      </button>
    </form>
    <button 
      id="build-synergy-btn" 
      class="btn-continue"
      hx-post="/compare/{{ batch_id }}/build-synergy"
      hx-target="#synergy-preview"
      hx-swap="innerHTML"
    >
      ✨ Build Synergy Deck
    </button>
    <form method="POST" action="/compare/{{ batch_id }}/export" style="display: inline;">
      <button 
        type="submit" 
        class="btn-continue"
        {% if synergy_exported %}disabled title="Individual batch files have been deleted after synergy export"{% endif %}
        style="{% if synergy_exported %}opacity: 0.5; cursor: not-allowed;{% endif %}"
      >
        {% if synergy_exported %}Batch Files Deleted{% else %}Export All Decks as ZIP{% endif %}
      </button>
    </form>
  </div>

  {# Synergy Preview Container #}
  <div id="synergy-preview" style="margin-top: 2rem;"></div>
</div>

<script>
// Global function for exporting synergy deck (needed for HTMX-loaded content)
function exportSynergyDeck(batchId) {
  const btn = document.getElementById('export-synergy-btn');
  
  if (!batchId) {
    alert('Batch ID not found');
    return;
  }
  
  // Show warning about deleting batch files
  if (!confirm('⚠️ Warning: Exporting the synergy deck will delete all individual batch build files.\n\nThis action cannot be undone. After export, you will only be able to download the synergy deck.\n\nContinue with export?')) {
    return;
  }
  
  // Disable button and show loading state
  btn.disabled = true;
  btn.textContent = 'Exporting...';
  
  // Create a form and submit it to trigger download
  fetch(`/compare/${batchId}/export-synergy`, {
    method: 'POST',
    headers: {
      'Content-Type': 'application/json'
    }
  })
  .then(response => {
    if (!response.ok) {
      throw new Error('Export failed');
    }
    return response.blob();
  })
  .then(blob => {
    // Create download link
    const url = window.URL.createObjectURL(blob);
    const a = document.createElement('a');
    a.style.display = 'none';
    a.href = url;
    a.download = `synergy_deck_${batchId}.zip`;
    document.body.appendChild(a);
    a.click();
    window.URL.revokeObjectURL(url);
    document.body.removeChild(a);
    
    // Update button state
    btn.textContent = '✓ Exported';
    btn.style.opacity = '0.6';
    
    // Reload page to update batch export button state
    setTimeout(() => {
      window.location.reload();
    }, 1000);
  })
  .catch(error => {
    console.error('Export error:', error);
    alert('Failed to export synergy deck. Check console for details.');
    btn.disabled = false;
    btn.textContent = 'Export Synergy Deck';
  });
}

// Ensure card hover is attached after page load
if (window.attachCardHover) {
  window.attachCardHover();
}
</script>
{% endblock %}