{% extends "base.html" %}

{% block title %}Mi Carrito - TallArt{% endblock %}

{% block extra_css %}
<style>
    .cart-item-card {
        border-radius: 15px;
        transition: all 0.3s ease;
        margin-bottom: 20px;
        padding: 20px;
        background: white;
        box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    }
    
    .cart-item-card:hover {
        box-shadow: 0 5px 20px rgba(0,0,0,0.1);
        transform: translateY(-2px);
    }
    
    .cart-image-container {
        width: 120px;
        height: 120px;
        border-radius: 12px;
        overflow: hidden;
        background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
        display: flex;
        align-items: center;
        justify-content: center;
        box-shadow: 0 3px 10px rgba(0,0,0,0.1);
        flex-shrink: 0;
    }
    
    .cart-image-container img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.3s ease;
    }
    
    .cart-item-card:hover .cart-image-container img {
        transform: scale(1.05);
    }
    
    .cart-item-info {
        flex: 1;
        padding: 0 20px;
    }
    
    .cart-item-name {
        font-size: 1.25rem;
        font-weight: 700;
        color: #333;
        margin-bottom: 8px;
    }
    
    .cart-item-description {
        color: #666;
        font-size: 0.9rem;
        margin-bottom: 8px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    
    .cart-item-empresa {
        color: #667eea;
        font-size: 0.85rem;
        font-weight: 600;
    }
    
    .quantity-control {
        display: flex;
        align-items: center;
        gap: 8px;
    }
    
    .quantity-btn {
        width: 35px;
        height: 35px;
        border-radius: 8px;
        border: 2px solid #e0e0e0;
        background: white;
        cursor: pointer;
        transition: all 0.3s ease;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 700;
        font-size: 1.1rem;
    }
    
    .quantity-btn:hover {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        border-color: transparent;
        transform: scale(1.1);
    }
    
    .quantity-input {
        width: 60px;
        text-align: center;
        border: 2px solid #e0e0e0;
        border-radius: 8px;
        padding: 8px;
        font-weight: 600;
        font-size: 1rem;
    }
    
    .cart-item-price {
        text-align: right;
    }
    
    .price-main {
        font-size: 1.5rem;
        font-weight: 800;
        background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }
    
    .price-unit {
        color: #999;
        font-size: 0.85rem;
        margin-top: 5px;
    }
    
    .btn-remove {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        border: 2px solid #ff6b6b;
        background: white;
        color: #ff6b6b;
        cursor: pointer;
        transition: all 0.3s ease;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .btn-remove:hover {
        background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
        color: white;
        border-color: transparent;
        transform: rotate(90deg) scale(1.1);
    }
    
    .stock-info {
        color: #666;
        font-size: 0.8rem;
        margin-top: 5px;
    }
    
    @media (max-width: 768px) {
        .cart-image-container {
            width: 80px;
            height: 80px;
        }
        
        .cart-item-card {
            padding: 15px;
        }
        
        .cart-item-info {
            padding: 0 10px;
        }
    }
</style>
{% endblock %}

{% block content %}
<div class="container mt-5">
    <div class="row">
        <div class="col-12">
            <h2 class="mb-4">Mi Carrito</h2>
        </div>
    </div>

    {% if cart_items %}
    <div class="row">
        <div class="col-lg-8">
            {% for item in cart_items %}
            <div class="cart-item-card">
                <div class="d-flex align-items-center">
                    <!-- Imagen del producto en tarjeta fija -->
                    <div class="cart-image-container">
                        {% if item.ImagenPrincipal %}
                            <img src="{{ url_for('static', filename=item.ImagenPrincipal) }}" 
                                 alt="{{ item.Nombre }}"
                                 onerror="this.src='{{ url_for('static', filename='graficos/Logo.png') }}'">
                        {% else %}
                            <img src="{{ url_for('static', filename='graficos/Logo.png') }}" 
                                 alt="{{ item.Nombre }}">
                        {% endif %}
                    </div>
                    
                    <!-- Información del producto -->
                    <div class="cart-item-info">
                        <h5 class="cart-item-name">{{ item.Nombre }}</h5>
                        <p class="cart-item-description">
                            {{ item.Descripcion[:100] }}{% if item.Descripcion and item.Descripcion|length > 100 %}...{% endif %}
                        </p>
                        <small class="cart-item-empresa">Por: {{ item.EmpresaNombre }}</small>
                    </div>
                    
                    <!-- Control de cantidad -->
                    <div class="text-center" style="min-width: 150px;">
                        <div class="quantity-control">
                            <button class="quantity-btn" type="button" onclick="updateQuantity({{ item.ProductoID }}, {{ item.quantity - 1 }})">
                                −
                            </button>
                            <input type="number" class="quantity-input" 
                                   value="{{ item.quantity }}" min="1" max="{{ item.Stock }}"
                                   onchange="updateQuantity({{ item.ProductoID }}, this.value)">
                            <button class="quantity-btn" type="button" onclick="updateQuantity({{ item.ProductoID }}, {{ item.quantity + 1 }})">
                                +
                            </button>
                        </div>
                        <div class="stock-info">Stock: {{ item.Stock }}</div>
                    </div>
                    
                    <!-- Precio -->
                    <div class="cart-item-price" style="min-width: 120px;">
                        <div class="price-main">S/ {{ "%.2f"|format(item.subtotal) }}</div>
                        <div class="price-unit">S/ {{ "%.2f"|format(item.Precio) }} c/u</div>
                    </div>
                    
                    <!-- Botón eliminar -->
                    <div class="ms-3">
                        <button class="btn-remove" onclick="removeFromCart({{ item.ProductoID }})" title="Eliminar producto">
                            <svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" fill="currentColor" viewBox="0 0 16 16">
                                <path d="M5.5 5.5A.5.5 0 0 1 6 6v6a.5.5 0 0 1-1 0V6a.5.5 0 0 1 .5-.5zm2.5 0a.5.5 0 0 1 .5.5v6a.5.5 0 0 1-1 0V6a.5.5 0 0 1 .5-.5zm3 .5a.5.5 0 0 0-1 0v6a.5.5 0 0 0 1 0V6z"/>
                                <path fill-rule="evenodd" d="M14.5 3a1 1 0 0 1-1 1H13v9a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V4h-.5a1 1 0 0 1-1-1V2a1 1 0 0 1 1-1H6a1 1 0 0 1 1-1h2a1 1 0 0 1 1 1h3.5a1 1 0 0 1 1 1v1zM4.118 4 4 4.059V13a1 1 0 0 0 1 1h6a1 1 0 0 0 1-1V4.059L11.882 4H4.118zM2.5 3V2h11v1h-11z"/>
                            </svg>
                        </button>
                    </div>
                </div>
            </div>
            {% endfor %}
        </div>

        <div class="col-lg-4">
            <div class="card shadow">
                <div class="card-header">
                    <h5 class="mb-0">Resumen del Pedido</h5>
                </div>
                <div class="card-body">
                    <div class="d-flex justify-content-between mb-2">
                        <span>Subtotal:</span>
                        <span>S/ {{ "%.2f"|format(total) }}</span>
                    </div>
                    <div class="d-flex justify-content-between mb-2">
                        <span>Envío:</span>
                        <span class="text-success">Gratis</span>
                    </div>
                    <hr>
                    <div class="d-flex justify-content-between mb-3">
                        <strong>Total:</strong>
                        <strong>S/ {{ "%.2f"|format(total) }}</strong>
                    </div>
                    
                    <div class="d-grid gap-2">
                        <a href="{{ url_for('cart.checkout') }}" class="btn btn-primary btn-lg">
                            Proceder al Checkout
                        </a>
                        <button class="btn btn-outline-danger" onclick="clearCart()">
                            Vaciar Carrito
                        </button>
                    </div>
                </div>
            </div>

            <div class="card shadow mt-3">
                <div class="card-body">
                    <h6 class="card-title">Información de Envío</h6>
                    <ul class="list-unstyled mb-0">
                        <li><i class="fas fa-check text-success me-2"></i>Envío gratis en Lima</li>
                        <li><i class="fas fa-check text-success me-2"></i>Entrega en 2-3 días hábiles</li>
                        <li><i class="fas fa-check text-success me-2"></i>Productos auténticos</li>
                    </ul>
                </div>
            </div>
        </div>
    </div>
    {% else %}
    <div class="row">
        <div class="col-12">
            <div class="card shadow">
                <div class="card-body text-center py-5">
                    <i class="fas fa-shopping-cart fa-3x text-muted mb-3"></i>
                    <h4 class="text-muted">Tu carrito está vacío</h4>
                    <p class="text-muted">Agrega algunos productos para comenzar tu compra</p>
                    <a href="{{ url_for('main.productos') }}" class="btn btn-primary">
                        <i class="fas fa-shopping-bag me-2"></i>Explorar Productos
                    </a>
                </div>
            </div>
        </div>
    </div>
    {% endif %}
</div>

<script>
function updateQuantity(productId, newQuantity) {
    if (newQuantity < 1) {
        removeFromCart(productId);
        return;
    }

    fetch('{{ url_for("cart.update_cart") }}', {
        method: 'POST',
        headers: {
            'Content-Type': 'application/x-www-form-urlencoded',
        },
        body: `product_id=${productId}&quantity=${newQuantity}`
    })
    .then(response => response.json())
    .then(data => {
        if (data.success) {
            location.reload();
        } else {
            alert(data.error || 'Error al actualizar el carrito');
        }
    })
    .catch(error => {
        console.error('Error:', error);
        alert('Error al actualizar el carrito');
    });
}

function removeFromCart(productId) {
    if (confirm('¿Estás seguro de que quieres eliminar este producto del carrito?')) {
        fetch('{{ url_for("cart.remove_from_cart", product_id=0) }}'.replace('0', productId), {
            method: 'POST'
        })
        .then(response => {
            if (response.ok) {
                location.reload();
            } else {
                alert('Error al eliminar el producto');
            }
        })
        .catch(error => {
            console.error('Error:', error);
            alert('Error al eliminar el producto');
        });
    }
}

function clearCart() {
    if (confirm('¿Estás seguro de que quieres vaciar el carrito?')) {
        fetch('{{ url_for("cart.clear_cart") }}', {
            method: 'POST'
        })
        .then(response => {
            if (response.ok) {
                location.reload();
            } else {
                alert('Error al vaciar el carrito');
            }
        })
        .catch(error => {
            console.error('Error:', error);
            alert('Error al vaciar el carrito');
        });
    }
}
</script>
{% endblock %}