{% extends "base.html" %}

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

{% block content %}

<div class="container-fluid bg-light p-4 rounded shadow-sm">
	<!-- 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 -->
	
	<!-- Archiv Anzeige -->
	<!-- Archiv Anzeige -->
	<div id="archive" class="container-fluid"><div id="archive" class="container">
		<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">
						Filter- und Anzeigeoptionen
					</button>
				</h2>
				<div id="collapseOne" class="accordion-collapse collapse" aria-labelledby="headingOne">
					<div class="accordion-body">
						<!-- Filterformular -->
						<form id="filterForm" action="/archive" method="get" class="d-flex flex-wrap gap-3 align-items-center">
							<div class="mb-3 flex-grow-1">
								<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">
								<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>
							<button type="submit" class="btn btn-primary flex-fill">Filtern</button>
						</form>
					</div>
				</div>
			</div>
		</div>
		<div id="tollbarAll" class="toolbar">
			<button id="thumbgalleryBtn" class="btn btn-secondary">Thumbgallery</button>
			<button id="slideshowBtn" class="btn btn-secondary">Slideshow</button>
			<select id="gridLayout" class="form-select">
				<option value="2">2 Bilder</option>
				<option value="3" selected>3 Bilder</option>
				<option value="4">4 Bilder</option>
				<option value="5">5 Bilder</option>
				<option value="6">6 Bilder</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 class="d-flex justify-content-between align-items-center mb-3 mt-3">
			<!-- Links: Checkbox "Alles auswählen" -->
			<div class="d-flex align-items-center">
				<input type="checkbox" id="selectAll" />
				<label for="selectAll" class="ms-1 mb-0">Alles auswählen</label>
			</div>
			
			<!-- Rechts: Items-per-page-Auswahl -->
			<div  class="d-flex align-items-center">
				<label for="itemsPerPageSelect" class="me-2 mb-0">Bilder pro Seite:</label>
				<select id="itemsPerPageSelect" class="form-select form-select-sm" style="width: auto;">
					<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>
		</div>
	</div>
		<!-- Bildgrid -->
		<div class="row row-cols-3" id="imageGrid">
			{% for log in logs %}
				<div class="col mb-3">
					<div class="card 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>
</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 Seite</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 Seite</a>
    {% endif %}
</div>

<button id="scrollTopBtn" style="display: none; position: fixed; bottom: 20px; right: 20px; z-index: 99; border: none; background: transparent;">
    <img src="/static/arrow-up1.png" alt="Nach oben" style="width: 50px; height: 50px;">
</button>

<!-- "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;
}

.container-fluid.bg-light {
    background-color: rgba(248, 249, 250, 0.8) !important; /* 50% Transparenz */
}

/* Für Geräte mit einer maximalen Breite von 768px (Tablets und kleiner) */
@media (max-width: 768px) {
  #tollbarAll {
     display: none;
  }
  
  #imageGrid {
    display: grid;
    grid-template-columns: 1fr; /* 1 Bild pro Reihe */
    gap: 15px; /* Abstand zwischen Bildern */
  }

  /* Bildkarten auf volle Breite skalieren */
  .card {
    width: 100%; /* Volle Breite */
    margin: 0 auto;
  }

  .card img {
    width: 100%; /* Bild nimmt gesamte Breite der Karte ein */
    height: auto;
  }
}


</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/${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);
        }
    }

    // Funktion zur automatischen Anpassung des Layouts für mobile Geräte
    function updateLayoutForMobile() {
        const gridLayout = document.getElementById('gridLayout');
        const imageGrid = document.getElementById('imageGrid');
        if (window.innerWidth <= 768) {
            gridLayout.value = 1; // Ein Bild pro Zeile auf mobilen Geräten
            imageGrid.className = 'row row-cols-1';
        } else {
            const columns = parseInt(gridLayout.value);
            imageGrid.className = `row row-cols-1 row-cols-md-${columns}`;
        }
    }

    // Initiale Layout-Anpassung
    updateLayoutForMobile();

    // Event Listener für Fenstergrößenänderung (Responsive Verhalten)
    window.addEventListener('resize', updateLayoutForMobile);

    // Event Listener für 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}`;
    });

    // Funktion zur Öffnung des Bilddetails-Modals
    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;

        modal.show();
    }

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

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

    // Funktion zum Sammeln ausgewählter Bilder
    function getSelectedImages() {
        const selectedImages = [];
        document.querySelectorAll('.select-item:checked').forEach(checkbox => {
            const img = checkbox.closest('.card').querySelector('img');
            if (img && img.dataset.filename) {
                selectedImages.push(img.dataset.filename);
            }
        });
        return selectedImages;
    }

    // Download der ausgewählten Bilder
    document.getElementById('downloadSelected').addEventListener('click', async function () {
        const selectedImages = getSelectedImages();
        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? Klicken 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);
                }
            }
            alert('Download erfolgreich abgeschlossen.');
        } catch (error) {
            console.error('Fehler beim Downloaden:', error);
            alert('Ein Fehler ist aufgetreten: ' + error.message);
        }
    });

    // Automatisches Aktualisieren der Bilder pro Seite
    const itemsPerPageSelect = document.getElementById('itemsPerPageSelect');
    if (itemsPerPageSelect) {
        itemsPerPageSelect.addEventListener('change', function () {
            const form = document.getElementById('generateForm');
            if (form) {
                form.submit();
            }
        });
    }

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

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

{% endblock %}