{% extends "base.html" %}

{% block title %}Flux Bildarchiv{% endblock %}

{% block content %}
<h1>Flux Bildarchiv</h1>

<!-- Suche -->
<div class="mb-3 search-container">
    <form id="searchForm" action="/archive" method="get" class="d-flex flex-column">
        <div class="mb-3 w-100">
            <label for="search" class="form-label">Suche:</label>
            <input type="text" class="form-control" id="search" name="search" value="{{ search_query }}">
        </div>
        <div class="d-flex flex-wrap mt-3">
            <button type="submit" class="btn btn-primary flex-fill" style="width: 33.33%;">Suchen</button>
            <button type="reset" class="btn btn-secondary flex-fill ms-2" style="width: 33.33%;">Zurücksetzen</button>
        </div>
    </form>
</div>

<!-- Filter Accordion -->
<div class="accordion" id="filterAccordion">
    <div class="accordion-item">
        <h2 class="accordion-header" id="headingOne">
            <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseOne" aria-expanded="false" aria-controls="collapseOne">
                Filteroptionen
            </button>
        </h2>
        <div id="collapseOne" class="accordion-collapse collapse" aria-labelledby="headingOne" data-bs-parent="#filterAccordion">
            <div class="accordion-body">
                <form id="filterForm" action="/archive" method="get" class="d-flex flex-column flex-md-row flex-wrap">
                    <div class="mb-3 flex-grow-1 me-md-3">
                        <label for="album_filter" class="form-label">Album:</label>
                        <select class="form-control" id="album_filter" name="album">
                            <option value="">Alle</option>
                            {% for album in albums %}
                                <option value="{{ album[0] }}" {% if album[0] == selected_album %}selected{% endif %}>{{ album[1] }}</option>
                            {% endfor %}
                        </select>
                    </div>
                    <div class="mb-3 flex-grow-1 me-md-3">
                        <label for="category_filter" class="form-label">Kategorie:</label>
                        <select class="form-control" id="category_filter" name="category" multiple>
                            <option value="">Alle</option>
                            {% for category in categories %}
                                <option value="{{ category[0] }}" {% if category[0] in selected_categories %}selected{% endif %}>{{ category[1] }}</option>
                            {% endfor %}
                        </select>
                    </div>
                    <div class="mb-3 flex-grow-1">
                        <label for="items_per_page" class="form-label">Bilder pro Seite:</label>
                        <select class="form-control" id="items_per_page" name="items_per_page">
                            <option value="15" {% if items_per_page == 15 %}selected{% endif %}>15</option>
                            <option value="30" {% if items_per_page == 30 %}selected{% endif %}>30</option>
                            <option value="50" {% if items_per_page == 50 %}selected{% endif %}>50</option>
                            <option value="75" {% if items_per_page == 75 %}selected{% endif %}>75</option>
                            <option value="100" {% if items_per_page == 100 %}selected{% endif %}>100</option>
                        </select>
                    </div>
                    <input type="hidden" name="page" value="{{ page }}" />
                    <div class="d-flex flex-wrap mt-3">
                        <button type="submit" class="btn btn-primary flex-fill" style="width: 33.34%;">Filtern</button>
                    </div>
                </form>
            </div>
        </div>
    </div>
</div>

<!-- Archiv Anzeige -->
<div id="archive" class="container-fluid">
    <!-- Optionen für Alle auswählen und Bearbeitung -->
    <div class="d-flex justify-content-between align-items-center mb-2">
        <div>
            <input type="checkbox" id="selectAll" /> Alle auswählen
        </div>
        <div class="d-flex align-items-center">
            <button id="thumbgalleryBtn" class="btn btn-secondary me-2">Thumbgallery</button>
            <button id="slideshowBtn" class="btn btn-secondary me-2">Slideshow</button>
            <select id="gridLayout" class="form-select me-2" style="width: auto;">
                <option value="2">2 nebeneinander</option>
                <option value="3">3 nebeneinander</option>
                <option value="4">4 nebeneinander</option>
                <option value="5">5 nebeneinander</option>
                <option value="6">6 nebeneinander</option>
            </select>
            <div class="dropdown">
                <button class="btn btn-secondary dropdown-toggle" type="button" id="actionMenu" data-bs-toggle="dropdown" aria-expanded="false">
                    Optionen
                </button>
                <ul class="dropdown-menu" aria-labelledby="actionMenu">
                    <li><a class="dropdown-item" href="#" id="deleteSelected">Löschen</a></li>
                    <li><a class="dropdown-item" href="#" id="addToCategory">Zu Kategorie hinzufügen</a></li>
                    <li><a class="dropdown-item" href="#" id="addToAlbum">Zu Album hinzufügen</a></li>
                    <li><a class="dropdown-item" href="#" id="downloadSelected">Aktuelle Auswahl downloaden</a></li>
                </ul>
            </div>
        </div>
    </div>

    <!-- Bildgrid -->
    <div class="row" id="imageGrid">
        {% for log in logs %}
            <div class="col-12 col-md-6 col-lg-4 col-xl-3 col-xxl-2">
                <div class="card mb-3 custom-bg">
                    <div class="card-body p-0 position-relative">
                        <img src="{{ log.output_file }}" 
                             class="img-fluid image-thumbnail" 
                             alt="Generiertes Bild" 
                             data-id="{{ log.id }}" 
                             data-filename="{{ log.output_file.split('/')[-1] }}" 
                             data-format="{{ log.output_file.split('.')[-1] }}" 
                             data-timestamp="{{ log.timestamp }}" 
                             data-album="{{ log.album }}" 
                             data-category="{{ log.category }}" 
                             data-prompt="{{ log.prompt }}" 
                             data-optimized_prompt="{{ log.optimized_prompt }}">
                        <input type="checkbox" class="form-check-input select-item position-absolute top-0 end-0 m-2">
                    </div>
                </div>
            </div>
        {% endfor %}
    </div>
</div>

<!-- Paginierung -->
<div class="d-flex justify-content-center mt-4">
    {% if page > 1 %}
        <a class="btn btn-secondary me-2" href="?page={{ page - 1 }}&items_per_page={{ items_per_page }}{% if search_query %}&search={{ search_query }}{% endif %}{% if selected_album %}&album={{ selected_album }}{% endif %}{% if selected_categories %}&category={{ selected_categories | join(',') }}{% endif %}">Vorherige</a>
    {% endif %}
    {% if logs|length == items_per_page %}
        <a class="btn btn-secondary" href="?page={{ page + 1 }}&items_per_page={{ items_per_page }}{% if search_query %}&search={{ search_query }}{% endif %}{% if selected_album %}&album={{ selected_album }}{% endif %}{% if selected_categories %}&category={{ selected_categories | join(',') }}{% endif %}">Nächste</a>
    {% endif %}
</div>

<!-- "Nach oben"-Button -->
<button id="scrollTopBtn" class="btn btn-primary" style="display: none; position: fixed; bottom: 20px; right: 20px; width: 100px; z-index: 99;">
    Nach oben
</button>

<!-- Bild-Detail Modal -->
<div id="imageModal" class="modal fade" tabindex="-1" aria-labelledby="imageModalLabel" aria-hidden="true">
    <div class="modal-dialog modal-lg">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title" id="imageModalLabel">Bilddetails</h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Schließen"></button>
            </div>
            <div class="modal-body">
                <div class="image-container" style="cursor: pointer;">
                    <img id="modalImage" src="" class="img-fluid mb-3" alt="Bild">
                </div>
                <div class="image-details">
                    <p><strong>Dateiname:</strong> <span id="modalFilename"></span></p>
                    <p><strong>Bildformat:</strong> <span id="modalFormat"></span></p>
                    <p><strong>Datum:</strong> <span id="modalTimestamp"></span></p>
                    <p><strong>Album:</strong> <span id="modalAlbum"></span></p>
                    <p><strong>Kategorie:</strong> <span id="modalCategory"></span></p>
                    <p><strong>Eingabeaufforderung:</strong> <span id="modalPrompt"></span></p>
                    <p><strong>Optimierte Eingabeaufforderung:</strong> <span id="modalOptimizedPrompt"></span></p>
                </div>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-primary" id="modalDownloadBtn">
                    <i class="fas fa-download"></i> Download
                </button>
                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Schließen</button>
            </div>
        </div>
    </div>
</div>

<!-- Thumbnail-Galerie Modal -->
<div id="thumbGalleryModal" class="modal fade" tabindex="-1">
    <div class="modal-dialog modal-lg">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title">Thumbnail-Galerie</h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body">
                <div id="thumbGalleryContainer" class="d-flex flex-wrap justify-content-center">
                </div>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Schließen</button>
            </div>
        </div>
    </div>
</div>

<!-- Slideshow Modal -->
<div id="slideshowModal" class="modal fade" tabindex="-1">
    <div class="modal-dialog modal-lg">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title">Diashow</h5>
                <div class="btn-group ms-auto me-2">
                    <button class="btn btn-primary btn-sm" id="playSlideshow">
                        <i class="fas fa-play"></i>
                    </button>
                    <button class="btn btn-primary btn-sm" id="pauseSlideshow" style="display: none;">
                        <i class="fas fa-pause"></i>
                    </button>
                    <button class="btn btn-primary btn-sm" id="fullscreenBtn">
                        <i class="fas fa-expand"></i>
                    </button>
                    <button class="btn btn-primary btn-sm" id="downloadCurrentSlide">
                        <i class="fas fa-download"></i>
                    </button>
                </div>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body">
                <div id="carouselExampleControls" class="carousel slide" data-bs-interval="false">
                    <div id="slideshowContainer" class="carousel-inner"></div>
                    <button class="carousel-control-prev" type="button" data-bs-target="#carouselExampleControls" data-bs-slide="prev">
                        <span class="carousel-control-prev-icon" aria-hidden="true"></span>
                        <span class="visually-hidden">Vorherige</span>
                    </button>
                    <button class="carousel-control-next" type="button" data-bs-target="#carouselExampleControls" data-bs-slide="next">
                        <span class="carousel-control-next-icon" aria-hidden="true"></span>
                        <span class="visually-hidden">Nächste</span>
                    </button>
                </div>
            </div>
        </div>
    </div>
</div>

<!-- Modal für Zuweisung zu Album/Kategorie -->
<div id="assignAlbumModal" class="modal fade" tabindex="-1">
    <div class="modal-dialog">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title">Zu Album hinzufügen</h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body">
                <select class="form-control" id="albumSelect">
                    {% for album in albums %}
                        <option value="{{ album[0] }}">{{ album[1] }}</option>
                    {% endfor %}
                </select>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Abbrechen</button>
                <button type="button" class="btn btn-primary" id="assignAlbumBtn">Hinzufügen</button>
            </div>
        </div>
    </div>
</div>

<div id="assignCategoryModal" class="modal fade" tabindex="-1">
   <div class="modal-dialog">
       <div class="modal-content">
           <div class="modal-header">
               <h5 class="modal-title">Zu Kategorie hinzufügen</h5>
               <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
           </div>
           <div class="modal-body">
               <select class="form-control" id="categorySelect" multiple>
                   {% for category in categories %}
                       <option value="{{ category[0] }}">{{ category[1] }}</option>
                   {% endfor %}
               </select>
           </div>
           <div class="modal-footer">
               <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Abbrechen</button>
               <button type="button" class="btn btn-primary" id="assignCategoryBtn">Hinzufügen</button>
           </div>
       </div>
   </div>
</div>

<!-- CSS Styles -->
<style>
.image-container {
   position: relative;
   text-align: center;
   max-height: 80vh;
   overflow: auto;
}

.image-container img {
   max-width: 100%;
   height: auto;
   transition: transform 0.2s;
}

.image-container img:hover {
   transform: scale(1.02);
}

.thumb-container {
   position: relative;
   display: inline-block;
}

.download-thumb {
   position: absolute;
   bottom: 5px;
   right: 5px;
   opacity: 0;
   transition: opacity 0.3s;
}

.thumb-container:hover .download-thumb {
   opacity: 1;
}

.carousel-item img {
   max-height: 80vh;
   object-fit: contain;
}

#slideshowModal.fullscreen .modal-dialog {
   max-width: 100%;
   margin: 0;
   height: 100vh;
}

#slideshowModal.fullscreen .modal-content {
   height: 100%;
   border: none;
   border-radius: 0;
}

.carousel-control-prev,
.carousel-control-next {
   width: 10%;
   opacity: 0;
   transition: opacity 0.3s;
}

.carousel:hover .carousel-control-prev,
.carousel:hover .carousel-control-next {
   opacity: 0.5;
}

.modal-dialog {
   max-width: 90vw;
   margin: 1.75rem auto;
}

.image-details {
   margin-top: 1rem;
   padding: 1rem;
   background-color: rgba(0,0,0,0.02);
   border-radius: 4px;
}

.modal-footer {
   justify-content: space-between;
}
</style>

<!-- {% block scripts %}
<script src="/static/script.js"></script>
{% endblock %} -->
<script>
document.addEventListener('DOMContentLoaded', function () {
   // Hilfsfunktion für Einzelbild-Download
   async function downloadSingleImage(filename) {
       try {
           const response = await fetch('/flux-pics/single', {
               method: 'POST',
               headers: { 'Content-Type': 'application/json' },
               body: JSON.stringify({ filename })
           });

           if (!response.ok) {
               const errorText = await response.text();
               console.error('Server Error:', errorText);
               throw new Error(`HTTP error! status: ${response.status}`);
           }

           const blob = await response.blob();
           const url = window.URL.createObjectURL(blob);
           const a = document.createElement('a');
           a.style.display = 'none';
           a.href = url;
           a.download = filename;
           document.body.appendChild(a);
           a.click();
           window.URL.revokeObjectURL(url);
       } catch (error) {
           console.error('Fehler beim Download:', error);
           alert('Ein Fehler ist aufgetreten: ' + error.message);
       }
   }

   // Function to open modal with image details
   function openImageModal(img) {
       const modal = new bootstrap.Modal(document.getElementById('imageModal'));
       const modalImg = document.getElementById('modalImage');
       const filename = img.dataset.filename;

       modalImg.src = img.src;
       document.getElementById('modalFilename').textContent = filename;
       document.getElementById('modalFormat').textContent = img.dataset.format;
       document.getElementById('modalTimestamp').textContent = img.dataset.timestamp;
       document.getElementById('modalAlbum').textContent = img.dataset.album;
       document.getElementById('modalCategory').textContent = img.dataset.category;
       document.getElementById('modalPrompt').textContent = img.dataset.prompt;
       document.getElementById('modalOptimizedPrompt').textContent = img.dataset.optimized_prompt;

       // Click-to-Close Funktionalität
       document.querySelector('.image-container').onclick = function(e) {
           if (e.target === modalImg) {
               modal.hide();
           }
       };

       // Download-Button Funktionalität
       document.getElementById('modalDownloadBtn').onclick = async function() {
           await downloadSingleImage(filename);
       };

       modal.show();
   }

   // Event listener for image click
   document.querySelectorAll('.image-thumbnail').forEach(function(img) {
       img.addEventListener('click', function() {
           openImageModal(this);
       });
   });

   // Überarbeitete getSelectedImages Funktion
   function getSelectedImages() {
       const selectedImages = [];
       const checkboxes = document.querySelectorAll('.select-item:checked');
       console.log(`Found ${checkboxes.length} selected images`);
       
       checkboxes.forEach(checkbox => {
           const img = checkbox.closest('.card').querySelector('img');
           if (img && img.getAttribute('data-filename')) {
               selectedImages.push(img.getAttribute('data-filename'));
           } else {
               console.warn('Missing image or filename for selected checkbox');
           }
       });
       return selectedImages;
   }

   // "Alle auswählen" Checkbox-Logik
   const selectAllCheckbox = document.getElementById('selectAll');
   const itemCheckboxes = document.querySelectorAll('.select-item');
   
   selectAllCheckbox.addEventListener('change', function () {
       itemCheckboxes.forEach(checkbox => {
           checkbox.checked = selectAllCheckbox.checked;
       });
   });

   // Download ausgewählter Bilder
   document.getElementById('downloadSelected').addEventListener('click', async function () {
       const selectedImages = getSelectedImages();
       console.log('Selected images:', selectedImages);

       if (selectedImages.length === 0) {
           alert('Keine Bilder ausgewählt.');
           return;
       }

       let downloadType = 'single';
       if (selectedImages.length > 1) {
           const choice = confirm('Möchten Sie die Bilder als ZIP-Datei herunterladen?\nKlicken Sie "OK" für ZIP oder "Abbrechen" für Einzeldownloads.');
           if (choice) {
               downloadType = 'zip';
           }
       }

       try {
           if (downloadType === 'zip') {
               const response = await fetch('/flux-pics', {
                   method: 'POST',
                   headers: { 'Content-Type': 'application/json' },
                   body: JSON.stringify({ selectedImages })
               });

               if (!response.ok) {
                   const errorText = await response.text();
                   console.error('Server Error:', errorText);
                   throw new Error(`HTTP error! status: ${response.status}`);
               }

               const blob = await response.blob();
               const url = window.URL.createObjectURL(blob);
               const a = document.createElement('a');
               a.style.display = 'none';
               a.href = url;
               a.download = 'images.zip';
               document.body.appendChild(a);
               a.click();
               window.URL.revokeObjectURL(url);
           } else {
               for (const filename of selectedImages) {
                   await downloadSingleImage(filename);
                   await new Promise(resolve => setTimeout(resolve, 500));
               }
           }
           alert('Download erfolgreich abgeschlossen.');
       } catch (error) {
           console.error('Fehler beim Downloaden:', error);
           alert('Ein Fehler ist aufgetreten: ' + error.message);
       }
   });

   // Thumbnail-Galerie
   document.getElementById('thumbgalleryBtn').addEventListener('click', function () {
       const selectedImages = getSelectedImages();
       if (selectedImages.length === 0) {
           alert('Keine Bilder ausgewählt.');
           return;
       }

       const galleryModal = new bootstrap.Modal(document.getElementById('thumbGalleryModal'));
       const galleryContainer = document.getElementById('thumbGalleryContainer');
       galleryContainer.innerHTML = '';

       selectedImages.forEach(filename => {
           const container = document.createElement('div');
           container.className = 'thumb-container m-2';
           
           const img = document.createElement('img');
           img.src = `/flux-pics/${filename}`;
           img.className = 'img-thumbnail thumbnail-img';
           img.dataset.filename = filename;
           img.style.maxWidth = '150px';
           img.style.cursor = 'pointer';
           
           const downloadBtn = document.createElement('button');
           downloadBtn.className = 'btn btn-sm btn-primary download-thumb';
           downloadBtn.innerHTML = '<i class="fas fa-download"></i>';
           
           container.appendChild(img);
           container.appendChild(downloadBtn);
           galleryContainer.appendChild(container);

           img.addEventListener('click', () => openImageModal(img));
           downloadBtn.addEventListener('click', async () => {
               await downloadSingleImage(filename);
           });
       });

       galleryModal.show();
   });

   // Slideshow
   document.getElementById('slideshowBtn').addEventListener('click', function () {
       const selectedImages = getSelectedImages();
       if (selectedImages.length === 0) {
           alert('Keine Bilder ausgewählt.');
           return;
       }

       const slideshowModal = new bootstrap.Modal(document.getElementById('slideshowModal'));
       const slideshowContainer = document.getElementById('slideshowContainer');
       slideshowContainer.innerHTML = '';
       
       let slideshowInterval;
       const slideInterval = 3000; // 3 Sekunden pro Bild

       selectedImages.forEach((filename, index) => {
           const div = document.createElement('div');
           div.classList.add('carousel-item');
           if (index === 0) div.classList.add('active');

           const img = document.createElement('img');
           img.src = `/flux-pics/${filename}`;
           img.classList.add('d-block', 'w-100');
           img.dataset.filename = filename;
           
           div.appendChild(img);
           slideshowContainer.appendChild(div);
       });

       const carousel = new bootstrap.Carousel(document.getElementById('carouselExampleControls'), {
           interval: false
       });

       // Play/Pause Funktionalität
       const playBtn = document.getElementById('playSlideshow');
       const pauseBtn = document.getElementById('pauseSlideshow');

       playBtn.addEventListener('click', function() {
           slideshowInterval = setInterval(() => {
               carousel.next();
           }, slideInterval);
           playBtn.style.display = 'none';
           pauseBtn.style.display = 'block';
       });

       pauseBtn.addEventListener('click', function() {
           clearInterval(slideshowInterval);
           pauseBtn.style.display = 'none';
           playBtn.style.display = 'block';
       });

       // Vollbild Funktionalität
       document.getElementById('fullscreenBtn').addEventListener('click', function() {
           const modalElement = document.getElementById('slideshowModal');
           if (modalElement.requestFullscreen) {
               modalElement.requestFullscreen();
           } else if (modalElement.webkitRequestFullscreen) {
               modalElement.webkitRequestFullscreen();
           } else if (modalElement.msRequestFullscreen) {
               modalElement.msRequestFullscreen();
           }
       });

       // Download aktuelles Bild
       document.getElementById('downloadCurrentSlide').addEventListener('click', async function() {
           const activeSlide = slideshowContainer.querySelector('.carousel-item.active img');
           if (activeSlide) {
               await downloadSingleImage(activeSlide.dataset.filename);
           }
       });

       slideshowModal.show();
   });

   // Grid Layout
   document.getElementById('gridLayout').addEventListener('change', function () {
       const columns = parseInt(this.value);
       const imageGrid = document.getElementById('imageGrid');
       imageGrid.className = `row row-cols-1 row-cols-md-${columns}`;
   });

   // Nach oben Button
   const scrollTopBtn = document.getElementById('scrollTopBtn');
   window.addEventListener('scroll', function () {
       if (window.scrollY > 300) {
           scrollTopBtn.style.display = 'block';
       } else {
           scrollTopBtn.style.display = 'none';
       }
   });

   scrollTopBtn.addEventListener('click', function () {
       window.scrollTo({ top: 0, behavior: 'smooth' });
   });

});
</script>

{% endblock %}