{% extends 'base.html' %}

{% block title %}Images | Admin | {{ settings.site_name }}{% endblock %}

{% block content %}
<section class="section-light py-4">
    <div class="container">
        <div class="row align-items-center">
            <div class="col-md-6">
                <nav aria-label="breadcrumb">
                    <ol class="breadcrumb mb-1">
                        <li class="breadcrumb-item"><a href="{{ url_for('admin.dashboard') }}">Dashboard</a></li>
                        <li class="breadcrumb-item active">Images</li>
                    </ol>
                </nav>
                <h1 class="h3 mb-0">Image Gallery</h1>
            </div>
            <div class="col-md-6 text-md-end mt-3 mt-md-0">
                <a href="{{ url_for('admin.upload_image') }}" class="btn btn-primary">
                    <i class="fas fa-upload me-2"></i>Upload Image
                </a>
            </div>
        </div>
    </div>
</section>

<section class="section">
    <div class="container">
        <!-- Filters -->
        <div class="card border-0 shadow-sm mb-4">
            <div class="card-body">
                <form action="" method="GET" class="row g-3 align-items-center">
                    <div class="col-md-4">
                        <select name="category" class="form-select" onchange="this.form.submit()">
                            <option value="">All Categories</option>
                            <option value="page" {{ 'selected' if request.args.get('category') == 'page' }}>Page Images</option>
                            <option value="article" {{ 'selected' if request.args.get('category') == 'article' }}>Article Images</option>
                            <option value="journal" {{ 'selected' if request.args.get('category') == 'journal' }}>Journal Covers</option>
                            <option value="author" {{ 'selected' if request.args.get('category') == 'author' }}>Author Photos</option>
                            <option value="other" {{ 'selected' if request.args.get('category') == 'other' }}>Other</option>
                        </select>
                    </div>
                    <div class="col-md-4">
                        <div class="input-group">
                            <input type="text" name="q" class="form-control" placeholder="Search images..."
                                   value="{{ request.args.get('q', '') }}">
                            <button type="submit" class="btn btn-outline-primary">
                                <i class="fas fa-search"></i>
                            </button>
                        </div>
                    </div>
                    <div class="col-md-4 text-md-end">
                        <span class="text-muted">{{ images|length }} image{{ 's' if images|length != 1 else '' }}</span>
                    </div>
                </form>
            </div>
        </div>
        
        <!-- Image Grid -->
        {% if images %}
        <div class="row g-4">
            {% for image in images %}
            <div class="col-6 col-md-4 col-lg-3">
                <div class="card border-0 shadow-sm h-100 image-card">
                    <div class="position-relative overflow-hidden" style="height: 180px;">
                        <img src="{{ url_for('main.uploaded_file', filename= image.filename) }}" 
                             alt="{{ image.alt_text or image.title }}"
                             class="w-100 h-100" style="object-fit: cover;">
                        <div class="image-overlay position-absolute top-0 start-0 w-100 h-100 d-flex align-items-center justify-content-center">
                            <div class="btn-group">
                                <button type="button" class="btn btn-light btn-sm copy-url-btn"
                                        data-url="{{ url_for('main.uploaded_file', filename= image.filename, _external=true) }}"
                                        title="Copy URL">
                                    <i class="fas fa-link"></i>
                                </button>
                                <a href="{{ url_for('main.uploaded_file', filename= image.filename) }}" 
                                   class="btn btn-light btn-sm" target="_blank" title="View Full Size">
                                    <i class="fas fa-expand"></i>
                                </a>
                                <a href="{{ url_for('admin.edit_image', id=image.id) }}" 
                                   class="btn btn-light btn-sm" title="Edit">
                                    <i class="fas fa-edit"></i>
                                </a>
                                <button type="button" class="btn btn-light btn-sm delete-btn"
                                        data-id="{{ image.id }}"
                                        data-title="{{ image.title }}"
                                        data-bs-toggle="modal" data-bs-target="#deleteModal"
                                        title="Delete">
                                    <i class="fas fa-trash text-danger"></i>
                                </button>
                            </div>
                        </div>
                    </div>
                    <div class="card-body py-2 px-3">
                        <h6 class="card-title mb-1 text-truncate" title="{{ image.title }}">{{ image.title }}</h6>
                        <div class="d-flex justify-content-between align-items-center">
                            <span class="badge bg-primary-subtle text-primary">{{ image.category or 'other' }}</span>
                            <small class="text-muted">{{ image.created_at.strftime('%b %d') }}</small>
                        </div>
                    </div>
                </div>
            </div>
            {% endfor %}
        </div>
        
        <!-- Pagination -->
        {% if pagination and pagination.pages > 1 %}
        <nav class="mt-4" aria-label="Image pagination">
            <ul class="pagination justify-content-center">
                {% if pagination.has_prev %}
                <li class="page-item">
                    <a class="page-link" href="?page={{ pagination.prev_num }}{{ '&category=' + request.args.get('category', '') if request.args.get('category') else '' }}">
                        <i class="fas fa-chevron-left"></i>
                    </a>
                </li>
                {% endif %}
                
                {% for page_num in pagination.iter_pages(left_edge=1, right_edge=1, left_current=2, right_current=2) %}
                    {% if page_num %}
                        <li class="page-item {{ 'active' if page_num == pagination.page else '' }}">
                            <a class="page-link" href="?page={{ page_num }}{{ '&category=' + request.args.get('category', '') if request.args.get('category') else '' }}">{{ page_num }}</a>
                        </li>
                    {% else %}
                        <li class="page-item disabled"><span class="page-link">...</span></li>
                    {% endif %}
                {% endfor %}
                
                {% if pagination.has_next %}
                <li class="page-item">
                    <a class="page-link" href="?page={{ pagination.next_num }}{{ '&category=' + request.args.get('category', '') if request.args.get('category') else '' }}">
                        <i class="fas fa-chevron-right"></i>
                    </a>
                </li>
                {% endif %}
            </ul>
        </nav>
        {% endif %}
        
        {% else %}
        <div class="card border-0 shadow-sm">
            <div class="card-body text-center py-5">
                <i class="fas fa-images text-muted" style="font-size: 4rem;"></i>
                <p class="text-muted mt-3 mb-0">No images uploaded yet</p>
                <a href="{{ url_for('admin.upload_image') }}" class="btn btn-primary mt-3">
                    <i class="fas fa-upload me-2"></i>Upload First Image
                </a>
            </div>
        </div>
        {% endif %}
    </div>
</section>

<!-- Delete Confirmation Modal -->
<div class="modal fade" id="deleteModal" tabindex="-1" aria-labelledby="deleteModalLabel" aria-hidden="true">
    <div class="modal-dialog">
        <div class="modal-content">
            <form id="deleteForm" method="POST">
                <input type="hidden" name="csrf_token" value="{{ csrf_token() }}">
                <input type="hidden" name="_method" value="DELETE">
                
                <div class="modal-header">
                    <h5 class="modal-title" id="deleteModalLabel">Delete Image</h5>
                    <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
                </div>
                <div class="modal-body">
                    <div class="alert alert-warning">
                        <i class="fas fa-exclamation-triangle me-2"></i>
                        <strong>Warning:</strong> This will permanently delete the image file.
                    </div>
                    <p>Are you sure you want to delete "<strong id="deleteImageTitle"></strong>"?</p>
                    <p class="text-muted small mb-0">
                        <i class="fas fa-info-circle me-1"></i>
                        Any references to this image in content will be broken.
                    </p>
                </div>
                <div class="modal-footer">
                    <button type="button" class="btn btn-outline-secondary" data-bs-dismiss="modal">Cancel</button>
                    <button type="submit" class="btn btn-danger">Delete Image</button>
                </div>
            </form>
        </div>
    </div>
</div>
{% endblock %}

{% block extra_css %}
<style>
.image-card .image-overlay {
    background: rgba(0, 0, 0, 0.6);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.image-card:hover .image-overlay {
    opacity: 1;
}
</style>
{% endblock %}

{% block extra_js %}
<script>
document.addEventListener('DOMContentLoaded', function() {
    // Delete button handler
    document.querySelectorAll('.delete-btn').forEach(function(btn) {
        btn.addEventListener('click', function() {
            const id = this.dataset.id;
            const title = this.dataset.title;
            
            document.getElementById('deleteImageTitle').textContent = title;
            document.getElementById('deleteForm').action = "{{ url_for('admin.delete_image', id=0) }}".replace('0', id);
        });
    });
    
    // Copy URL button handler
    document.querySelectorAll('.copy-url-btn').forEach(function(btn) {
        btn.addEventListener('click', function() {
            const url = this.dataset.url;
            navigator.clipboard.writeText(url).then(() => {
                const icon = this.querySelector('i');
                icon.className = 'fas fa-check text-success';
                setTimeout(() => {
                    icon.className = 'fas fa-link';
                }, 2000);
            });
        });
    });
});
</script>
{% endblock %}