import { NextRequest, NextResponse } from 'next/server';
import { prisma } from '@/lib/db';
import { verifyAdminToken, unauthorizedResponse } from '@/lib/admin-auth';
import { resolveLocale } from '@/lib/locale';

export async function GET(request: NextRequest, { params }: { params: Promise<{ id: string }> }) {
  if (!(await verifyAdminToken(request))) return unauthorizedResponse(request);

  const { id } = await params;
  const locale = resolveLocale(request.nextUrl.searchParams.get('lang'));

  const order = await prisma.order.findUnique({
    where: { id },
    include: {
      auditLogs: {
        orderBy: { createdAt: 'desc' },
      },
    },
  });

  if (!order) {
    return NextResponse.json({ error: locale === 'en' ? 'Order not found' : '订单不存在' }, { status: 404 });
  }

  return NextResponse.json({
    ...order,
    amount: Number(order.amount),
    payAmount: order.payAmount ? Number(order.payAmount) : null,
    feeRate: order.feeRate ? Number(order.feeRate) : null,
    refundAmount: order.refundAmount ? Number(order.refundAmount) : null,
  });
}