{% extends 'base.html' %}

{% block title %}Shop Thangkas - Thangka Arts{% endblock %}

{% block content %}
<div class="container py-5">
    <!-- Page Header -->
    <div class="row mb-4">
        <div class="col-lg-8">
            <h1 class="fw-bold">Shop Thangkas</h1>
            <p class="text-muted">Discover authentic Tibetan Buddhist Thangka paintings from Nepal</p>
        </div>
        <div class="col-lg-4 text-lg-end">
            <p class="text-muted mb-0">Showing {{ page_obj.paginator.count }} products</p>
        </div>
    </div>

    <div class="row">
        <!-- Filters Sidebar -->
        <div class="col-lg-3 mb-4">
            <div class="card">
                <div class="card-header">
                    <h6 class="mb-0">Filters</h6>
                </div>
                <div class="card-body">
                    <form method="GET" action="{% url 'products:product_list' %}">
                        {% csrf_token %} 
                        <!-- Search -->
                        <div class="mb-3">
                            <label class="form-label">Search</label>
                            <input type="text" name="q" class="form-control" value="{{ query|default:'' }}" placeholder="Search thangkas...">
                        </div>

                        <!-- Category Filter -->
                        <div class="mb-3">
                            <label class="form-label">Category</label>
                            <select name="category" class="form-select">
                                <option value="">All Categories</option>
                                {% for category in categories %}
                                <option value="{{ category.slug }}" {% if category_slug == category.slug %}selected{% endif %}>
                                    {{ category.name }}
                                </option>
                                {% endfor %}
                            </select>
                        </div>

                        <!-- Thangka Type Filter -->
                        <div class="mb-3">
                            <label class="form-label">Thangka Type</label>
                            <select name="thangka_type" class="form-select">
                                <option value="">All Types</option>
                                {% for thangka_type in thangka_types %}
                                <option value="{{ thangka_type.id }}" {% if thangka_type_id == thangka_type.id %}selected{% endif %}>
                                    {{ thangka_type.name }}
                                </option>
                                {% endfor %}
                            </select>
                        </div>

                        <!-- Mounting Type Filter -->
                        <div class="mb-3">
                            <label class="form-label">Mounting</label>
                            <select name="mounting_type" class="form-select">
                                <option value="">All Mounting</option>
                                {% for mounting_type in mounting_types %}
                                <option value="{{ mounting_type.id }}" {% if mounting_type_id == mounting_type.id %}selected{% endif %}>
                                    {{ mounting_type.name }}
                                </option>
                                {% endfor %}
                            </select>
                        </div>

                        <!-- Price Range -->
                        <div class="mb-3">
                            <label class="form-label">Price Range</label>
                            <div class="row g-2">
                                <div class="col-6">
                                    <input type="number" name="min_price" class="form-control" placeholder="Min" value="{{ min_price|default:'' }}">
                                </div>
                                <div class="col-6">
                                    <input type="number" name="max_price" class="form-control" placeholder="Max" value="{{ max_price|default:'' }}">
                                </div>
                            </div>
                        </div>

                        <!-- Sort -->
                        <div class="mb-3">
                            <label class="form-label">Sort By</label>
                            <select name="sort" class="form-select">
                                <option value="">Newest First</option>
                                <option value="price_low" {% if sort_by == 'price_low' %}selected{% endif %}>Price: Low to High</option>
                                <option value="price_high" {% if sort_by == 'price_high' %}selected{% endif %}>Price: High to Low</option>
                                <option value="name" {% if sort_by == 'name' %}selected{% endif %}>Name: A to Z</option>
                            </select>
                        </div>

                        <!-- Apply Filters Button -->
                        <div class="d-grid">
                            <button type="submit" class="btn btn-primary">Apply Filters</button>
                        </div>

                        <!-- Clear Filters -->
                        {% if query or category_slug or thangka_type_id or mounting_type_id or min_price or max_price or sort_by %}
                        <div class="d-grid mt-2">
                            <a href="{% url 'products:product_list' %}" class="btn btn-outline-secondary">Clear All</a>
                        </div>
                        {% endif %}
                    </form>
                </div>
            </div>
        </div>

        <!-- Products Grid -->
        <div class="col-lg-9">
            {% if page_obj %}
            <div class="row g-4">
                {% for product in page_obj %}
                <div class="col-md-6 col-lg-4">
                    <div class="card h-100 product-card">
                        {% if product.images.first %}
                            <img src="{{ product.images.first.image.url }}" class="card-img-top" alt="{{ product.name }}" style="height: 200px; object-fit: cover;">
                        {% else %}
                            <div class="card-img-top bg-light d-flex align-items-center justify-content-center" style="height: 200px;">
                                <i class="fas fa-image fa-3x text-muted"></i>
                            </div>
                        {% endif %}
                        
                        {% if product.is_on_sale %}
                            <div class="position-absolute top-0 start-0 m-2">
                                <span class="discount-badge">-{{ product.discount_percentage }}%</span>
                            </div>
                        {% endif %}
                        
                        <div class="card-body d-flex flex-column">
                            <h6 class="card-title">{{ product.name }}</h6>
                            <p class="card-text text-muted small">{{ product.category.name }}</p>
                            <p class="card-text small">{{ product.dimensions }}</p>
                            
                            <div class="mt-auto">
                                <div class="mb-2">
                                    {% if product.is_on_sale %}
                                        <span class="product-price sale-price">${{ product.sale_price }}</span>
                                        <span class="original-price ms-2">${{ product.price }}</span>
                                    {% else %}
                                        <span class="product-price">${{ product.price }}</span>
                                    {% endif %}
                                </div>
                                
                                <div class="d-grid gap-2">
                                    <a href="{% url 'products:product_detail' product.slug %}" class="btn btn-outline-primary btn-sm">
                                        View Details
                                    </a>
                                    <form method="POST" action="{% url 'cart:add_to_cart' product.id %}" class="d-inline">
                                        {% csrf_token %}
                                        <input type="hidden" name="quantity" value="1">
                                        <button type="submit" class="btn btn-primary btn-sm w-100">
                                            <i class="fas fa-shopping-cart me-2"></i>Add to Cart
                                        </button>
                                    </form>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
                {% endfor %}
            </div>

            <!-- Pagination -->
            {% if page_obj.has_other_pages %}
            <nav aria-label="Product pagination" class="mt-5">
                <ul class="pagination justify-content-center">
                    {% if page_obj.has_previous %}
                        <li class="page-item">
                            <a class="page-link" href="?page=1{% if query %}&q={{ query }}{% endif %}{% if category_slug %}&category={{ category_slug }}{% endif %}{% if thangka_type_id %}&thangka_type={{ thangka_type_id }}{% endif %}{% if mounting_type_id %}&mounting_type={{ mounting_type_id }}{% endif %}{% if min_price %}&min_price={{ min_price }}{% endif %}{% if max_price %}&max_price={{ max_price }}{% endif %}{% if sort_by %}&sort={{ sort_by }}{% endif %}">
                                <i class="fas fa-angle-double-left"></i>
                            </a>
                        </li>
                        <li class="page-item">
                            <a class="page-link" href="?page={{ page_obj.previous_page_number }}{% if query %}&q={{ query }}{% endif %}{% if category_slug %}&category={{ category_slug }}{% endif %}{% if thangka_type_id %}&thangka_type={{ thangka_type_id }}{% endif %}{% if mounting_type_id %}&mounting_type={{ mounting_type_id }}{% endif %}{% if min_price %}&min_price={{ min_price }}{% endif %}{% if max_price %}&max_price={{ max_price }}{% endif %}{% if sort_by %}&sort={{ sort_by }}{% endif %}">
                                <i class="fas fa-angle-left"></i>
                            </a>
                        </li>
                    {% endif %}

                    {% for num in page_obj.paginator.page_range %}
                        {% if page_obj.number == num %}
                            <li class="page-item active">
                                <span class="page-link">{{ num }}</span>
                            </li>
                        {% elif num > page_obj.number|add:'-3' and num < page_obj.number|add:'3' %}
                            <li class="page-item">
                                <a class="page-link" href="?page={{ num }}{% if query %}&q={{ query }}{% endif %}{% if category_slug %}&category={{ category_slug }}{% endif %}{% if thangka_type_id %}&thangka_type={{ thangka_type_id }}{% endif %}{% if mounting_type_id %}&mounting_type={{ mounting_type_id }}{% endif %}{% if min_price %}&min_price={{ min_price }}{% endif %}{% if max_price %}&max_price={{ max_price }}{% endif %}{% if sort_by %}&sort={{ sort_by }}{% endif %}">{{ num }}</a>
                            </li>
                        {% endif %}
                    {% endfor %}

                    {% if page_obj.has_next %}
                        <li class="page-item">
                            <a class="page-link" href="?page={{ page_obj.next_page_number }}{% if query %}&q={{ query }}{% endif %}{% if category_slug %}&category={{ category_slug }}{% endif %}{% if thangka_type_id %}&thangka_type={{ thangka_type_id }}{% endif %}{% if mounting_type_id %}&mounting_type={{ mounting_type_id }}{% endif %}{% if min_price %}&min_price={{ min_price }}{% endif %}{% if max_price %}&max_price={{ max_price }}{% endif %}{% if sort_by %}&sort={{ sort_by }}{% endif %}">
                                <i class="fas fa-angle-right"></i>
                            </a>
                        </li>
                        <li class="page-item">
                            <a class="page-link" href="?page={{ page_obj.paginator.num_pages }}{% if query %}&q={{ query }}{% endif %}{% if category_slug %}&category={{ category_slug }}{% endif %}{% if thangka_type_id %}&thangka_type={{ thangka_type_id }}{% endif %}{% if mounting_type_id %}&mounting_type={{ mounting_type_id }}{% endif %}{% if min_price %}&min_price={{ min_price }}{% endif %}{% if max_price %}&max_price={{ max_price }}{% endif %}{% if sort_by %}&sort={{ sort_by }}{% endif %}">
                                <i class="fas fa-angle-double-right"></i>
                            </a>
                        </li>
                    {% endif %}
                </ul>
            </nav>
            {% endif %}

            {% else %}
            <!-- No Products Found -->
            <div class="text-center py-5">
                <i class="fas fa-search fa-3x text-muted mb-3"></i>
                <h4 class="text-muted">No products found</h4>
                <p class="text-muted">Try adjusting your search criteria or browse our categories</p>
                <a href="{% url 'products:product_list' %}" class="btn btn-primary">View All Products</a>
            </div>
            {% endif %}
        </div>
    </div>
</div>
{% endblock %}