<?php

namespace Modules\Core\Shipping\Carriers\BoxNow;

use Lunar\DataTypes\ShippingOption;
use Lunar\Facades\Pricing;
use Lunar\Shipping\DataTransferObjects\ShippingOptionRequest;
use Lunar\Shipping\Interfaces\ShippingRateInterface;
use Lunar\Shipping\Models\ShippingRate;

/**
 * Box Now has no pricing API, so this always resolves the admin-configured
 * price/price-breaks on the ShippingRate — the same mechanism the built-in
 * flat-rate driver uses. Unlike AcsRateDriver, this does not implement
 * SupportsLivePricing: there is nothing to toggle between.
 */
class BoxNowRateDriver implements ShippingRateInterface
{
    public ShippingRate $shippingRate;

    public function name(): string
    {
        return 'Box Now Locker Delivery';
    }

    public function description(): string
    {
        return 'Deliver to a Box Now parcel locker.';
    }

    public function resolve(ShippingOptionRequest $shippingOptionRequest): ?ShippingOption
    {
        $shippingRate = $shippingOptionRequest->shippingRate;
        $shippingMethod = $shippingRate->shippingMethod;
        $cart = $shippingOptionRequest->cart;

        $subTotal = $cart->lines->sum('subTotal.value');

        $pricing = Pricing::for($shippingRate)->qty($subTotal)->get();

        if (! $pricing->matched) {
            return null;
        }

        return new ShippingOption(
            name: $shippingMethod->name ?: $this->name(),
            description: $shippingMethod->description ?: $this->description(),
            identifier: $shippingRate->getIdentifier(),
            price: $pricing->matched->price,
            taxClass: $shippingRate->getTaxClass(),
            taxReference: $shippingRate->getTaxReference(),
        );
    }

    public function on(ShippingRate $shippingRate): self
    {
        $this->shippingRate = $shippingRate;

        return $this;
    }
}