import { NextRequest, NextResponse } from "next/server";
import { trackOrderCompletedServer, trackServerEvent } from "@/lib/analytics-server";

/**
 * POST /api/analytics/track-order
 * 
 * Server-side order tracking endpoint
 * Called from client after successful order completion
 */
export async function POST(request: NextRequest) {
  try {
    const body = await request.json();
    
    const {
      orderId,
      orderNumber,
      total,
      currency,
      itemCount,
      customerEmail,
      paymentMethod,
      shippingCost,
      couponCode,
    } = body;

    // Validate required fields
    if (!orderId || !orderNumber || total === undefined) {
      return NextResponse.json(
        { error: "Missing required fields" },
        { status: 400 }
      );
    }

    // Track server-side
    const result = await trackOrderCompletedServer({
      orderId,
      orderNumber,
      total,
      currency: currency || "RSD",
      itemCount: itemCount || 0,
      customerEmail,
      paymentMethod,
      shippingCost,
      couponCode,
    });

    if (result.success) {
      return NextResponse.json({ success: true });
    } else {
      return NextResponse.json(
        { error: result.error },
        { status: 500 }
      );
    }
  } catch (error) {
    console.error("[API Analytics] Error:", error);
    return NextResponse.json(
      { error: "Internal server error" },
      { status: 500 }
    );
  }
}