9.16/1

backend/src/main/java/com/example/demo/dashboard/DashboardService.java

@@ -0,0 +1,24 @@
+package com.example.demo.dashboard;
+
+import org.springframework.stereotype.Service;
+
+import java.math.BigDecimal;
+
+@Service
+public class DashboardService {
+    private final DashboardRepository dashboardRepository;
+
+    public DashboardService(DashboardRepository dashboardRepository) {
+        this.dashboardRepository = dashboardRepository;
+    }
+
+    public DashboardOverviewResponse getOverview(long shopId) {
+        BigDecimal todaySales = dashboardRepository.sumTodaySalesOrders(shopId);
+        BigDecimal monthGrossProfit = dashboardRepository.sumMonthGrossProfitApprox(shopId);
+        BigDecimal stockTotalQty = dashboardRepository.sumTotalInventoryQty(shopId);
+        return new DashboardOverviewResponse(todaySales, monthGrossProfit, stockTotalQty);
+    }
+}
+
+
+