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Integrated price function into offer identifier

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This commit is contained in:
Leonie Eitze
2023-06-26 00:21:42 +02:00
parent c18f6a7fdc
commit f715c76ace
3 changed files with 62 additions and 45 deletions
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5
src/main/java/de/rwu/easydrop/core/Core.java
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@@ -5,6 +5,7 @@ import java.util.List;
import javax.naming.ConfigurationException;
import de.rwu.easydrop.model.Offer;
import de.rwu.easydrop.model.ProductCatalogue;
public class Core {
@@ -23,8 +24,8 @@ public class Core {
}
public void runCore(){
List<Offer> identifiedOffers = ident.runIdentifier();
public void runCore(List<ProductCatalogue> pCats){
List<Offer> identifiedOffers = ident.runIdentifier(pCats);
provis.runProvisioner(identifiedOffers);
List<Offer> updatingOffers = review.runReviewer();
update.runUpdater(updatingOffers);

83
src/main/java/de/rwu/easydrop/core/OfferIdentifier.java
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@@ -1,61 +1,63 @@
package de.rwu.easydrop.core;
import de.rwu.easydrop.api.client.DataSourceFactory;
import de.rwu.easydrop.model.Offer;
import de.rwu.easydrop.model.Product;
import de.rwu.easydrop.model.ProductCatalogue;
import de.rwu.easydrop.service.retriever.OfferRetriever;
import de.rwu.easydrop.service.retriever.ProductRetriever;
import de.rwu.easydrop.util.Config;
import javax.naming.ConfigurationException;
import java.util.List;
import java.util.ArrayList;
import java.util.Date;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import de.rwu.easydrop.model.Offer;
import de.rwu.easydrop.model.ProductCatalogue;
import de.rwu.easydrop.model.ProductPair;
import de.rwu.easydrop.service.retriever.OfferRetriever;
import de.rwu.easydrop.service.processing.OrderManager;
import de.rwu.easydrop.exception.InvalidCatalogueException;
public class OfferIdentifier {
/**
* Logger for main process.
*/
private static final Logger LOGGER = LoggerFactory.getLogger(OfferIdentifier.class);
OfferRetriever offerRetriever;
ProductRetriever productRetriever;
public OfferIdentifier() throws ConfigurationException{
this.offerRetriever = new OfferRetriever();
DataSourceFactory dataSourceFactory = new DataSourceFactory(Config.getInstance());
this.productRetriever= new ProductRetriever(dataSourceFactory);
}
public List<Offer> runIdentifier() {
/* muss die Kataloge durchforsten nach vergleichbaren Produkten auf mehreren Händlerwebseiten (APIs)
* muss Preisermittler als Abhängigkeit für jeden Katalog aufrufen
* erhält dadurch Liste von Produkten, die auf verschiedenen Plattformen eingestellt werden können, gibt diese Liste zurück
* muss Datenbank nach Produktangeboten durchforsten, ob diese Produkte schon eingestellt wurden vom OfferProvisioner
* wenn ja, muss er die Liste um diese Angebote kürzen
*
*/
public List<Offer> runIdentifier(List<ProductCatalogue> pCats) {
List<Offer> identifiedOffers = new ArrayList<>();
// Here we call the price function that decides if is feasible to dropship the product and if, at which
// margin
for (ProductCatalogue pCat : pCats) {
try{
// Call price finder for all catalogue
ProductPair pair = OrderManager.getHighestMarginProducts(pCat);
Offer possibleOffer = new Offer();
possibleOffer.setCheckDate(new Date());
possibleOffer.setSourceProduct(pair.getProduct1());
possibleOffer.setSaleProduct(pair.getProduct2());
identifiedOffers.add(possibleOffer);
LOGGER.info(
"Identified offer " +
pair.getProduct1().getProductId() +
" -> " +
pair.getProduct2().getProductId()
);
// Following fields will be set if offer confirmed
// creationDate, offerId
// Just an example here taken from demo.products-config.json; should be generic and configurable either via
// JSON or the database later.
ProductCatalogue catalogue = new ProductCatalogue("Gigabyte GeForce RTX 3060", "Very epic GPU");
for(Product.webshop webshop: Product.webshop.values()) {
// The product retriever should know what API with which ProductID to query; high-level components should not know about such
// things.
Product product = this.productRetriever.getProductFromDataSource(webshop, catalogue.getProductName());
if(product != null) {
catalogue.addProduct(product);
// Following fields will be set if offer needs update
// upDate
}
catch(InvalidCatalogueException e) {
// if no margin, getHighestMarginProducts will throw
System.out.print("product has no margin");
}
}
List<Offer> identifiedOffers = new ArrayList<>();
// Here we would call the price function that decides if is feasible to dropship the product and if, at which
// margin
// Offer possibleOffer = GenerateOfferFromCatalogue(catalogue);
// if(possibleOffer != null) {
// identifiedOffers.add(possibleOffer);
// }
List<Offer> newOffers = new ArrayList<>();
List<Offer> existingOffers = offerRetriever.loadOffers();
for(Offer identifiedOffer: identifiedOffers) {
@@ -70,9 +72,6 @@ public class OfferIdentifier {
newOffers.add(identifiedOffer);
}
}
return newOffers;
}
}
}

19
src/test/java/de/rwu/easydrop/core/CoreTest.java
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@@ -1,14 +1,31 @@
package de.rwu.easydrop.core;
import java.util.List;
import javax.naming.ConfigurationException;
import org.junit.jupiter.api.Test;
import de.rwu.easydrop.api.client.DataSourceFactory;
import de.rwu.easydrop.model.ProductCatalogue;
import de.rwu.easydrop.service.retriever.CatalogueRetriever;
import de.rwu.easydrop.service.retriever.ProductRetriever;
import de.rwu.easydrop.util.Config;
import de.rwu.easydrop.util.ProductsConfig;
public class CoreTest {
@Test
void testRunCore() throws ConfigurationException{
Config config = Config.getInstance();
ProductsConfig pConfig = ProductsConfig.getInstance();
DataSourceFactory dataSourceFactory = new DataSourceFactory(config);
ProductRetriever retriever = new ProductRetriever(dataSourceFactory);
CatalogueRetriever catRetriever = new CatalogueRetriever(pConfig, retriever);
catRetriever.loadCatalogues();
List<ProductCatalogue> pCats = catRetriever.getProductCatalogues();
Core core1=new Core();
core1.runCore();
core1.runCore(pCats);
}
}