{% extends "base.html" %}

{% block title %}Images - SEREACT Web Client{% endblock %}

{% block content %}
<div class="d-flex justify-content-between align-items-center mb-4">
    <h2><i class="fas fa-images"></i> Images</h2>
    <a href="{{ url_for('upload_image') }}" class="btn btn-primary">
        <i class="fas fa-upload"></i> Upload Image
    </a>
</div>

<!-- Filter Form -->
<div class="card mb-4">
    <div class="card-body">
        <form method="GET" class="row g-3">
            <div class="col-md-8">
                <label for="tags" class="form-label">Filter by Tags</label>
                <input type="text" class="form-control" id="tags" name="tags" 
                       value="{{ request.args.get('tags', '') }}" 
                       placeholder="Enter tags separated by commas">
            </div>
            <div class="col-md-4 d-flex align-items-end">
                <button type="submit" class="btn btn-outline-primary me-2">
                    <i class="fas fa-filter"></i> Filter
                </button>
                <a href="{{ url_for('images') }}" class="btn btn-outline-secondary">
                    <i class="fas fa-times"></i> Clear
                </a>
            </div>
        </form>
    </div>
</div>

{% if images %}
<!-- Images Grid -->
<div class="row">
    {% for image in images %}
    <div class="col-md-6 col-lg-4 col-xl-3 mb-4">
        <div class="card h-100">
            <div class="card-img-top bg-light d-flex align-items-center justify-content-center" style="height: 200px;">
                <img src="{{ get_api_base_url() }}/api/v1/images/{{ image.id }}/download" 
                     alt="{{ image.filename }}" 
                     class="image-thumbnail"
                     onerror="this.src='data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iMjAwIiBoZWlnaHQ9IjIwMCIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48cmVjdCB3aWR0aD0iMTAwJSIgaGVpZ2h0PSIxMDAlIiBmaWxsPSIjZGRkIi8+PHRleHQgeD0iNTAlIiB5PSI1MCUiIGZvbnQtZmFtaWx5PSJBcmlhbCIgZm9udC1zaXplPSIxNCIgZmlsbD0iIzk5OSIgdGV4dC1hbmNob3I9Im1pZGRsZSIgZHk9Ii4zZW0iPkltYWdlIE5vdCBGb3VuZDwvdGV4dD48L3N2Zz4='">
            </div>
            <div class="card-body">
                <h6 class="card-title text-truncate" title="{{ image.filename }}">
                    {{ image.filename }}
                </h6>
                <p class="card-text small text-muted">
                    {{ image.description or 'No description' }}
                </p>
                <div class="small text-muted">
                    <div><i class="fas fa-weight"></i> {{ (image.file_size / 1024 / 1024) | round(2) }} MB</div>
                    <div><i class="fas fa-calendar"></i> {{ image.upload_date.strftime('%Y-%m-%d') if image.upload_date else 'Unknown' }}</div>
                    {% if image.tags %}
                    <div class="mt-2">
                        {% for tag in image.tags %}
                        <span class="badge bg-secondary me-1">{{ tag }}</span>
                        {% endfor %}
                    </div>
                    {% endif %}
                    {% if image.has_embedding %}
                    <div class="mt-1">
                        <span class="badge bg-success">
                            <i class="fas fa-brain"></i> AI Ready
                        </span>
                    </div>
                    {% endif %}
                </div>
            </div>
            <div class="card-footer bg-transparent">
                <div class="btn-group w-100" role="group">
                    <a href="{{ url_for('view_image', image_id=image.id) }}" class="btn btn-outline-primary btn-sm">
                        <i class="fas fa-eye"></i> View
                    </a>
                    <a href="{{ url_for('edit_image', image_id=image.id) }}" class="btn btn-outline-secondary btn-sm">
                        <i class="fas fa-edit"></i> Edit
                    </a>
                    <button type="button" class="btn btn-outline-danger btn-sm" 
                            onclick="confirmDelete('{{ image.filename }}', '{{ url_for('delete_image', image_id=image.id) }}')">
                        <i class="fas fa-trash"></i>
                    </button>
                </div>
            </div>
        </div>
    </div>
    {% endfor %}
</div>

<!-- Pagination -->
{% if total > limit %}
<nav aria-label="Image pagination">
    <ul class="pagination justify-content-center">
        {% set total_pages = (total / limit) | round(0, 'ceil') | int %}
        {% set current_page = page %}
        
        <!-- Previous Page -->
        {% if current_page > 1 %}
        <li class="page-item">
            <a class="page-link" href="{{ url_for('images', page=current_page-1, tags=request.args.get('tags', '')) }}">
                <i class="fas fa-chevron-left"></i> Previous
            </a>
        </li>
        {% endif %}
        
        <!-- Page Numbers -->
        {% for page_num in range(1, total_pages + 1) %}
            {% if page_num == current_page %}
            <li class="page-item active">
                <span class="page-link">{{ page_num }}</span>
            </li>
            {% elif page_num <= 3 or page_num > total_pages - 3 or (page_num >= current_page - 1 and page_num <= current_page + 1) %}
            <li class="page-item">
                <a class="page-link" href="{{ url_for('images', page=page_num, tags=request.args.get('tags', '')) }}">{{ page_num }}</a>
            </li>
            {% elif page_num == 4 or page_num == total_pages - 3 %}
            <li class="page-item disabled">
                <span class="page-link">...</span>
            </li>
            {% endif %}
        {% endfor %}
        
        <!-- Next Page -->
        {% if current_page < total_pages %}
        <li class="page-item">
            <a class="page-link" href="{{ url_for('images', page=current_page+1, tags=request.args.get('tags', '')) }}">
                Next <i class="fas fa-chevron-right"></i>
            </a>
        </li>
        {% endif %}
    </ul>
</nav>

<div class="text-center text-muted">
    Showing {{ ((page - 1) * limit + 1) }} to {{ [page * limit, total] | min }} of {{ total }} images
</div>
{% endif %}

{% else %}
<div class="text-center py-5">
    <i class="fas fa-images fa-4x text-muted mb-3"></i>
    <h4 class="text-muted">No Images Found</h4>
    <p class="text-muted">Upload your first image to get started.</p>
    <a href="{{ url_for('upload_image') }}" class="btn btn-primary">
        <i class="fas fa-upload"></i> Upload First Image
    </a>
</div>
{% endif %}

<!-- Delete Confirmation Modal -->
<div class="modal fade" id="deleteModal" tabindex="-1">
    <div class="modal-dialog">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title">
                    <i class="fas fa-exclamation-triangle text-warning"></i> Confirm Delete
                </h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body">
                <p>Are you sure you want to delete the image "<span id="deleteImageName"></span>"?</p>
                <div class="alert alert-warning" role="alert">
                    <i class="fas fa-exclamation-triangle"></i>
                    <strong>Warning:</strong> This action cannot be undone. The image will be permanently removed from storage.
                </div>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">
                    <i class="fas fa-times"></i> Cancel
                </button>
                <form id="deleteForm" method="POST" style="display: inline;">
                    <button type="submit" class="btn btn-danger">
                        <i class="fas fa-trash"></i> Delete Image
                    </button>
                </form>
            </div>
        </div>
    </div>
</div>
{% endblock %}

{% block scripts %}
<script>
function confirmDelete(imageName, deleteUrl) {
    document.getElementById('deleteImageName').textContent = imageName;
    document.getElementById('deleteForm').action = deleteUrl;
    new bootstrap.Modal(document.getElementById('deleteModal')).show();
}
</script>
{% endblock %}