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Scope staff analytics

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This commit is contained in:
Harkamal Randhawa
2026-03-29 23:34:43 -06:00
parent edea9ef315
commit 061275ba30
3 changed files with 171 additions and 14 deletions
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12
backend/src/main/java/com/petshop/backend/controller/AnalyticsController.java
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@@ -1,26 +1,32 @@
package com.petshop.backend.controller;
import com.petshop.backend.dto.analytics.DashboardResponse;
import com.petshop.backend.entity.User;
import com.petshop.backend.repository.UserRepository;
import com.petshop.backend.service.AnalyticsService;
import com.petshop.backend.util.AuthenticationHelper;
import org.springframework.http.ResponseEntity;
import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.web.bind.annotation.*;
@RestController
@RequestMapping("/api/v1/analytics")
@PreAuthorize("hasRole('ADMIN')")
@PreAuthorize("hasAnyRole('ADMIN', 'STAFF')")
public class AnalyticsController {
private final AnalyticsService analyticsService;
private final UserRepository userRepository;
public AnalyticsController(AnalyticsService analyticsService) {
public AnalyticsController(AnalyticsService analyticsService, UserRepository userRepository) {
this.analyticsService = analyticsService;
this.userRepository = userRepository;
}
@GetMapping("/dashboard")
public ResponseEntity<DashboardResponse> getDashboard(
@RequestParam(defaultValue = "30") int days,
@RequestParam(defaultValue = "10") int top) {
return ResponseEntity.ok(analyticsService.getDashboardData(days, top));
User user = AuthenticationHelper.getAuthenticatedUser(userRepository);
return ResponseEntity.ok(analyticsService.getDashboardData(days, top, user));
}
}

103
backend/src/main/java/com/petshop/backend/dto/analytics/DashboardResponse.java
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@@ -9,15 +9,19 @@ public class DashboardResponse {
private InventorySummary inventorySummary;
private List<TopProduct> topProducts;
private List<DailySales> dailySales;
private List<PaymentMethodData> paymentMethods;
private List<EmployeePerformanceData> employeePerformance;
public DashboardResponse() {
}
public DashboardResponse(SalesSummary salesSummary, InventorySummary inventorySummary, List<TopProduct> topProducts, List<DailySales> dailySales) {
public DashboardResponse(SalesSummary salesSummary, InventorySummary inventorySummary, List<TopProduct> topProducts, List<DailySales> dailySales, List<PaymentMethodData> paymentMethods, List<EmployeePerformanceData> employeePerformance) {
this.salesSummary = salesSummary;
this.inventorySummary = inventorySummary;
this.topProducts = topProducts;
this.dailySales = dailySales;
this.paymentMethods = paymentMethods;
this.employeePerformance = employeePerformance;
}
public SalesSummary getSalesSummary() {
@@ -52,17 +56,33 @@ public class DashboardResponse {
this.dailySales = dailySales;
}
public List<PaymentMethodData> getPaymentMethods() {
return paymentMethods;
}
public void setPaymentMethods(List<PaymentMethodData> paymentMethods) {
this.paymentMethods = paymentMethods;
}
public List<EmployeePerformanceData> getEmployeePerformance() {
return employeePerformance;
}
public void setEmployeePerformance(List<EmployeePerformanceData> employeePerformance) {
this.employeePerformance = employeePerformance;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
DashboardResponse that = (DashboardResponse) o;
return Objects.equals(salesSummary, that.salesSummary) && Objects.equals(inventorySummary, that.inventorySummary) && Objects.equals(topProducts, that.topProducts) && Objects.equals(dailySales, that.dailySales);
return Objects.equals(salesSummary, that.salesSummary) && Objects.equals(inventorySummary, that.inventorySummary) && Objects.equals(topProducts, that.topProducts) && Objects.equals(dailySales, that.dailySales) && Objects.equals(paymentMethods, that.paymentMethods) && Objects.equals(employeePerformance, that.employeePerformance);
}
@Override
public int hashCode() {
return Objects.hash(salesSummary, inventorySummary, topProducts, dailySales);
return Objects.hash(salesSummary, inventorySummary, topProducts, dailySales, paymentMethods, employeePerformance);
}
@Override
@@ -72,6 +92,8 @@ public class DashboardResponse {
", inventorySummary=" + inventorySummary +
", topProducts=" + topProducts +
", dailySales=" + dailySales +
", paymentMethods=" + paymentMethods +
", employeePerformance=" + employeePerformance +
'}';
}
@@ -80,15 +102,17 @@ public class DashboardResponse {
private Long totalSales;
private BigDecimal totalRefunds;
private Long totalRefundCount;
private Long totalItemsSold;
public SalesSummary() {
}
public SalesSummary(BigDecimal totalRevenue, Long totalSales, BigDecimal totalRefunds, Long totalRefundCount) {
public SalesSummary(BigDecimal totalRevenue, Long totalSales, BigDecimal totalRefunds, Long totalRefundCount, Long totalItemsSold) {
this.totalRevenue = totalRevenue;
this.totalSales = totalSales;
this.totalRefunds = totalRefunds;
this.totalRefundCount = totalRefundCount;
this.totalItemsSold = totalItemsSold;
}
public BigDecimal getTotalRevenue() {
@@ -123,17 +147,25 @@ public class DashboardResponse {
this.totalRefundCount = totalRefundCount;
}
public Long getTotalItemsSold() {
return totalItemsSold;
}
public void setTotalItemsSold(Long totalItemsSold) {
this.totalItemsSold = totalItemsSold;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
SalesSummary that = (SalesSummary) o;
return Objects.equals(totalRevenue, that.totalRevenue) && Objects.equals(totalSales, that.totalSales) && Objects.equals(totalRefunds, that.totalRefunds) && Objects.equals(totalRefundCount, that.totalRefundCount);
return Objects.equals(totalRevenue, that.totalRevenue) && Objects.equals(totalSales, that.totalSales) && Objects.equals(totalRefunds, that.totalRefunds) && Objects.equals(totalRefundCount, that.totalRefundCount) && Objects.equals(totalItemsSold, that.totalItemsSold);
}
@Override
public int hashCode() {
return Objects.hash(totalRevenue, totalSales, totalRefunds, totalRefundCount);
return Objects.hash(totalRevenue, totalSales, totalRefunds, totalRefundCount, totalItemsSold);
}
@Override
@@ -143,10 +175,69 @@ public class DashboardResponse {
", totalSales=" + totalSales +
", totalRefunds=" + totalRefunds +
", totalRefundCount=" + totalRefundCount +
", totalItemsSold=" + totalItemsSold +
'}';
}
}
public static class PaymentMethodData {
private String paymentMethod;
private Long count;
public PaymentMethodData() {
}
public PaymentMethodData(String paymentMethod, Long count) {
this.paymentMethod = paymentMethod;
this.count = count;
}
public String getPaymentMethod() {
return paymentMethod;
}
public void setPaymentMethod(String paymentMethod) {
this.paymentMethod = paymentMethod;
}
public Long getCount() {
return count;
}
public void setCount(Long count) {
this.count = count;
}
}
public static class EmployeePerformanceData {
private String employeeName;
private BigDecimal revenue;
public EmployeePerformanceData() {
}
public EmployeePerformanceData(String employeeName, BigDecimal revenue) {
this.employeeName = employeeName;
this.revenue = revenue;
}
public String getEmployeeName() {
return employeeName;
}
public void setEmployeeName(String employeeName) {
this.employeeName = employeeName;
}
public BigDecimal getRevenue() {
return revenue;
}
public void setRevenue(BigDecimal revenue) {
this.revenue = revenue;
}
}
public static class InventorySummary {
private Long totalProducts;
private Long lowStockProducts;

70
backend/src/main/java/com/petshop/backend/service/AnalyticsService.java
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@@ -1,9 +1,12 @@
package com.petshop.backend.service;
import com.petshop.backend.dto.analytics.DashboardResponse;
import com.petshop.backend.entity.Employee;
import com.petshop.backend.entity.Inventory;
import com.petshop.backend.entity.Product;
import com.petshop.backend.entity.Sale;
import com.petshop.backend.entity.User;
import com.petshop.backend.repository.EmployeeRepository;
import com.petshop.backend.repository.InventoryRepository;
import com.petshop.backend.repository.ProductRepository;
import com.petshop.backend.repository.SaleRepository;
@@ -23,28 +26,33 @@ public class AnalyticsService {
private final SaleRepository saleRepository;
private final InventoryRepository inventoryRepository;
private final ProductRepository productRepository;
private final EmployeeRepository employeeRepository;
public AnalyticsService(SaleRepository saleRepository,
InventoryRepository inventoryRepository, ProductRepository productRepository) {
InventoryRepository inventoryRepository, ProductRepository productRepository, EmployeeRepository employeeRepository) {
this.saleRepository = saleRepository;
this.inventoryRepository = inventoryRepository;
this.productRepository = productRepository;
this.employeeRepository = employeeRepository;
}
@Transactional(readOnly = true)
public DashboardResponse getDashboardData(int days, int top) {
public DashboardResponse getDashboardData(int days, int top, User user) {
LocalDateTime startDate = LocalDateTime.now().minusDays(days);
List<Sale> sales = saleRepository.findAll().stream()
.filter(sale -> sale.getSaleDate().isAfter(startDate))
.filter(sale -> includeSaleForUser(sale, user))
.collect(Collectors.toList());
DashboardResponse.SalesSummary salesSummary = calculateSalesSummary(sales);
DashboardResponse.InventorySummary inventorySummary = calculateInventorySummary();
DashboardResponse.InventorySummary inventorySummary = user.getRole() == User.Role.ADMIN ? calculateInventorySummary() : null;
List<DashboardResponse.TopProduct> topProducts = calculateTopProducts(sales, top);
List<DashboardResponse.DailySales> dailySales = calculateDailySales(sales, days);
List<DashboardResponse.PaymentMethodData> paymentMethods = calculatePaymentMethods(sales);
List<DashboardResponse.EmployeePerformanceData> employeePerformance = calculateEmployeePerformance(sales, user);
return new DashboardResponse(salesSummary, inventorySummary, topProducts, dailySales);
return new DashboardResponse(salesSummary, inventorySummary, topProducts, dailySales, paymentMethods, employeePerformance);
}
private DashboardResponse.SalesSummary calculateSalesSummary(List<Sale> sales) {
@@ -66,7 +74,13 @@ public class AnalyticsService {
.filter(Sale::getIsRefund)
.count();
return new DashboardResponse.SalesSummary(totalRevenue, totalSales, totalRefunds, totalRefundCount);
Long totalItemsSold = sales.stream()
.filter(sale -> !sale.getIsRefund())
.flatMap(sale -> sale.getItems().stream())
.mapToLong(item -> item.getQuantity())
.sum();
return new DashboardResponse.SalesSummary(totalRevenue, totalSales, totalRefunds, totalRefundCount, totalItemsSold);
}
private DashboardResponse.InventorySummary calculateInventorySummary() {
@@ -138,4 +152,50 @@ public class AnalyticsService {
return new ArrayList<>(dailySalesMap.values());
}
private List<DashboardResponse.PaymentMethodData> calculatePaymentMethods(List<Sale> sales) {
return sales.stream()
.filter(sale -> !sale.getIsRefund())
.collect(Collectors.groupingBy(
sale -> sale.getPaymentMethod() == null ? "Unknown" : sale.getPaymentMethod(),
TreeMap::new,
Collectors.counting()))
.entrySet().stream()
.map(entry -> new DashboardResponse.PaymentMethodData(entry.getKey(), entry.getValue()))
.collect(Collectors.toList());
}
private List<DashboardResponse.EmployeePerformanceData> calculateEmployeePerformance(List<Sale> sales, User user) {
Map<String, BigDecimal> employeeRevenue = new TreeMap<>();
for (Sale sale : sales) {
if (sale.getIsRefund()) {
continue;
}
String employeeName = sale.getEmployee().getFirstName() + " " + sale.getEmployee().getLastName();
employeeRevenue.merge(employeeName, sale.getTotalAmount(), BigDecimal::add);
}
if (user.getRole() == User.Role.STAFF && employeeRevenue.isEmpty()) {
Employee employee = employeeRepository.findByUserId(user.getId()).orElse(null);
if (employee != null) {
String employeeName = employee.getFirstName() + " " + employee.getLastName();
employeeRevenue.put(employeeName, BigDecimal.ZERO);
}
}
return employeeRevenue.entrySet().stream()
.map(entry -> new DashboardResponse.EmployeePerformanceData(entry.getKey(), entry.getValue()))
.collect(Collectors.toList());
}
private boolean includeSaleForUser(Sale sale, User user) {
if (user.getRole() == User.Role.ADMIN) {
return true;
}
if (user.getRole() == User.Role.STAFF) {
return sale.getEmployee() != null && sale.getEmployee().getUserId() != null && sale.getEmployee().getUserId().equals(user.getId());
}
return false;
}
}