package org.multibit.mbm.api.response.hal.delivery;
import com.google.common.base.Optional;
import com.theoryinpractise.halbuilder.spi.Resource;
import com.xeiam.xchange.currency.MoneyUtils;
import org.joda.money.BigMoney;
import org.multibit.mbm.api.response.hal.BaseBridge;
import org.multibit.mbm.api.response.hal.item.SupplierDeliveryItemBridge;
import org.multibit.mbm.core.model.Delivery;
import org.multibit.mbm.core.model.DeliveryItem;
import org.multibit.mbm.core.model.User;
import org.multibit.mbm.resources.ResourceAsserts;
import javax.ws.rs.core.UriInfo;
/**
* <p>Bridge to provide the following to Suppliers:</p>
* <ul>
* <li>Creates {@link com.theoryinpractise.halbuilder.spi.Resource} representations of a Delivery</li>
* </ul>
*
* @since 0.0.1
*/
public class SupplierDeliveryBridge extends BaseBridge<Delivery> {
private final SupplierDeliveryItemBridge supplierDeliveryItemBridge;
/**
* @param uriInfo The {@link javax.ws.rs.core.UriInfo} containing the originating request information
* @param principal An optional {@link org.multibit.mbm.core.model.User} to provide a security principal
*/
public SupplierDeliveryBridge(UriInfo uriInfo, Optional<User> principal) {
super(uriInfo, principal);
supplierDeliveryItemBridge = new SupplierDeliveryItemBridge(uriInfo, principal);
}
public Resource toResource(Delivery delivery) {
ResourceAsserts.assertNotNull(delivery, "delivery");
ResourceAsserts.assertNotNull(delivery.getId(),"id");
// Do not reveal the ID to non-admins
String basePath = "/delivery";
// TODO Integrate with Preferences and DeliveryItem
String currencySymbol = "Ƀ"; // or £ or €
String currencyCode = "BTC";
// Calculate the value of the delivery items
// TODO Allow for currency conversion
BigMoney deliveryTotal = MoneyUtils.parseBitcoin("BTC 0.0000");
BigMoney taxTotal = MoneyUtils.parseBitcoin("BTC 0.0000");
for (DeliveryItem deliveryItem: delivery.getDeliveryItems()) {
deliveryTotal = deliveryTotal.plus(deliveryItem.getPriceSubtotal());
taxTotal = taxTotal.plus(deliveryItem.getTaxSubtotal());
}
// Create top-level resource
Resource deliveryResource = getResourceFactory()
.newResource(basePath)
// Do not reveal the supplier to non-admins
.withLink("/supplier", "supplier")
.withProperty("currency_symbol", currencySymbol)
.withProperty("currency_code", currencyCode)
.withProperty("price_total", deliveryTotal.getAmount().toPlainString())
.withProperty("tax_total", taxTotal.getAmount().toPlainString())
.withProperty("item_total", delivery.getItemTotal())
.withProperty("quantity_total", delivery.getQuantityTotal())
// End of build
;
// Create sub-resources based on items
for (DeliveryItem deliveryItem : delivery.getDeliveryItems()) {
Resource publicDeliveryItemResource = supplierDeliveryItemBridge.toResource(deliveryItem);
deliveryResource.withSubresource("deliveryitems", publicDeliveryItemResource);
}
return deliveryResource;
}
}