<?php  namespace App\Services\Analytics;  class DashboardAnalyticsService { 	private ?string $startDate = null; 	private ?string $endDate = null; 	private ?string $country = null;  	public function __construct(private CustomerAnalyticsService $customerAnalyticsService, private OrderAnalyticsService $orderAnalyticsService, private ProductAnalyticsService $productAnalyticsService){}  	public function setParams(string $startDate, string $endDate, string $country): void{}  	public function getAnalyticsData(): AnalyticsDataObject{} }