package org.multibit.mbm.client.interfaces.rest.api.representations.hal.item;
import com.google.common.base.Preconditions;
import com.theoryinpractise.halbuilder.DefaultRepresentationFactory;
import com.theoryinpractise.halbuilder.api.Representation;
import com.theoryinpractise.halbuilder.api.RepresentationFactory;
import org.multibit.mbm.client.domain.model.model.Item;
import org.multibit.mbm.client.domain.model.model.ItemField;
import org.multibit.mbm.client.domain.model.model.ItemFieldDetail;
import org.multibit.mbm.client.domain.model.model.LocalisedText;
import java.util.Map;
import java.util.Set;
/**
* <p>Representation to provide the following to {@link org.multibit.mbm.client.domain.model.model.Item}:</p>
* <ul>
* <li>Creates representations of an Item for a Customer</li>
* </ul>
*
* @since 0.0.1
*/
public class PublicItemRepresentation {
public Representation get(Item item) {
Preconditions.checkNotNull(item, "item");
Preconditions.checkNotNull(item.getId(), "id");
RepresentationFactory factory = new DefaultRepresentationFactory();
// Create the slug from the title (if it is present)
String title = item.getItemFieldContent(ItemField.TITLE);
String slug = null;
if (title != null) {
slug = title
.replaceAll("\\p{Punct}", "")
.replaceAll("\\p{Space}", "-")
.toLowerCase();
}
// Calculate the price
// TODO Consider currency choice from preferences
String price = item.getLocalPrice().getAmount().toPlainString();
String taxRate = String.valueOf(item.getTaxRate());
Representation userRepresentation = factory
.newRepresentation("/item/" + item.getSKU())
.withProperty("sku", item.getSKU())
.withProperty("gtin", item.getGTIN())
.withProperty("price", price)
.withProperty("tax_rate", taxRate)
.withProperty("slug", slug)
// End of build
;
// Convert the ContactMethodDetails map into primary and secondary property entries
for (Map.Entry<ItemField, ItemFieldDetail> entry : item.getItemFieldMap().entrySet()) {
// Determine the property
String propertyName = entry.getKey().getPropertyNameSingular();
boolean isLink = entry.getKey().isLink();
ItemFieldDetail itemFieldDetail = entry.getValue();
LocalisedText primaryDetail = itemFieldDetail.getPrimaryDetail();
// TODO Consider how i18n will be transmitted
// Consider filtering on Locale
if (isLink) {
userRepresentation.withLink(propertyName,primaryDetail.getContent());
} else {
userRepresentation.withProperty(propertyName, primaryDetail.getContent());
}
Set<LocalisedText> secondaryDetails = itemFieldDetail.getSecondaryDetails();
// TODO Consider if a 1-based field index is the best representation here: array? sub-resource?
int index = 1;
for (LocalisedText secondaryDetail : secondaryDetails) {
if (isLink) {
userRepresentation.withLink(propertyName + index,secondaryDetail.getContent());
} else {
userRepresentation.withProperty(propertyName + index, secondaryDetail.getContent());
}
index++;
}
}
return userRepresentation;
}
}