import { OpenPanel } from "@openpanel/nextjs";

// Initialize OpenPanel for server-side tracking
const op = new OpenPanel({
  clientId: process.env.NEXT_PUBLIC_OPENPANEL_CLIENT_ID || "",
  clientSecret: process.env.OPENPANEL_CLIENT_SECRET || "",
  apiUrl: process.env.OPENPANEL_API_URL || "https://op.nodecrew.me/api",
});

export interface OrderAnalyticsData {
  orderId: string;
  orderNumber: string;
  total: number;
  currency: string;
  itemCount: number;
  customerEmail: string;
  eventType: string;
}

export interface RevenueData {
  amount: number;
  currency: string;
  orderId: string;
  orderNumber: string;
}

class AnalyticsService {
  private static instance: AnalyticsService;

  static getInstance(): AnalyticsService {
    if (!AnalyticsService.instance) {
      AnalyticsService.instance = new AnalyticsService();
    }
    return AnalyticsService.instance;
  }

  async trackOrderReceived(data: OrderAnalyticsData): Promise<void> {
    try {
      await op.track("order_received", {
        order_id: data.orderId,
        order_number: data.orderNumber,
        total: data.total,
        currency: data.currency,
        item_count: data.itemCount,
        customer_email: data.customerEmail,
        event_type: data.eventType,
      });
    } catch (error) {
      console.error("Failed to track order received:", error);
      // Don't throw - analytics should not break the main flow
    }
  }

  async trackRevenue(data: RevenueData): Promise<void> {
    try {
      await op.revenue(data.amount, {
        currency: data.currency,
        order_id: data.orderId,
        order_number: data.orderNumber,
      });
    } catch (error) {
      console.error("Failed to track revenue:", error);
      // Don't throw - analytics should not break the main flow
    }
  }

  async track(eventName: string, properties: Record<string, unknown>): Promise<void> {
    try {
      await op.track(eventName, properties);
    } catch (error) {
      console.error(`Failed to track event ${eventName}:`, error);
      // Don't throw - analytics should not break the main flow
    }
  }
}

export const analyticsService = AnalyticsService.getInstance();
export default analyticsService;