Module Server, clss StatisticsService : ajout du contenu des méthodes; Suppression du TODO associé (fait)

Workspace/server/src/main/WEB-INF/classes/com/pqt/server/module/statistics/StatisticsService.java

@@ -2,53 +2,92 @@ package com.pqt.server.module.statistics;
 
 import com.pqt.core.entities.product.LightweightProduct;
 import com.pqt.core.entities.product.Product;
+import com.pqt.core.entities.sale.Sale;
+import com.pqt.server.module.sale.listeners.ISaleListener;
+import com.pqt.server.module.sale.listeners.SaleListenerAdapter;
 import com.pqt.server.module.stock.StockService;
 import com.pqt.server.module.sale.SaleService;
 
+import java.util.ArrayList;
+import java.util.Comparator;
 import java.util.List;
+import java.util.stream.Collectors;
 
 //TODO écrire Javadoc
 //TODO Ajouter logs
-//TODO écrire contenu méthodes
 public class StatisticsService {
 
     private StockService stockService;
-    private SaleService saleService;
+
+    private int totalSaleAmount, staffSaleAmount, guestSaleAmount;
+    private double totalMoneyMade, totalSaleWorth, staffSaleWorth, guestSaleWorth;
 
     public StatisticsService(StockService stockService, SaleService saleService) {
         this.stockService = stockService;
-        this.saleService = saleService;
+
+        totalSaleAmount = 0;
+        staffSaleAmount = 0;
+        guestSaleAmount = 0;
+
+        totalMoneyMade = 0;
+        totalSaleWorth = 0;
+        staffSaleWorth = 0;
+        guestSaleWorth = 0;
+
+        saleService.addListener(new SaleListenerAdapter() {
+            @Override
+            public void onSaleValidatedEvent(Sale sale) {
+                double price = sale.getTotalPrice(), worth = sale.getTotalWorth();
+                totalSaleWorth+=worth;
+                totalMoneyMade+=price;
+                totalSaleAmount++;
+                switch (sale.getType()){
+                    case OFFERED_GUEST:
+                        guestSaleAmount++;
+                        guestSaleWorth+=worth;
+                        break;
+                    case OFFERED_STAFF_MEMBER:
+                        staffSaleAmount++;
+                        staffSaleWorth+=price;
+                        break;
+                }
+            }
+        });
     }
 
     public int getTotalAmountSale() {
-		return 0;
+		return totalSaleAmount;
 	}
 
 	public double getTotalMoneyMade() {
-		return 0;
+		return totalMoneyMade;
 	}
 
 	public double getTotalSaleWorth() {
-		return 0;
+		return totalSaleWorth;
 	}
 
 	public List<LightweightProduct> getTopPopularProducts(int amount) {
-		return null;
+		return stockService.getProductList().stream()
+                .sorted(Comparator.comparingInt(Product::getAmountSold))
+                .limit(amount)
+                .map(LightweightProduct::new)
+                .collect(Collectors.toList());
 	}
 
 	public int getStaffSaleAmount() {
-		return 0;
+		return staffSaleAmount;
 	}
 
     public double getStaffSaleWorth() {
-        return 0;
+        return staffSaleWorth;
     }
 
     public int getGuestSaleAmount() {
-        return 0;
+        return guestSaleAmount;
     }
 
     public double getGuestSaleWorth() {
-        return 0;
+        return guestSaleWorth;
     }
 }