import { NextRequest, NextResponse } from 'next/server';
import { getAdminSession } from '@/lib/auth';
import { prisma } from '@/lib/db';

export async function GET() {
  const session = await getAdminSession();
  if (!session) {
    return NextResponse.json({ error: '未授权' }, { status: 401 });
  }

  try {
    const customers = await prisma.customer.findMany({
      orderBy: { createdAt: 'desc' },
      include: {
        _count: { select: { licenses: true } },
      },
    });

    return NextResponse.json({ customers });
  } catch (error) {
    console.error('获取客户列表失败:', error);
    return NextResponse.json({ error: '服务器错误' }, { status: 500 });
  }
}

export async function POST(request: NextRequest) {
  const session = await getAdminSession();
  if (!session) {
    return NextResponse.json({ error: '未授权' }, { status: 401 });
  }

  try {
    const { companyName, contactName, contactEmail, contactPhone } = await request.json();

    if (!companyName) {
      return NextResponse.json(
        { success: false, error: '公司名称不能为空' },
        { status: 400 }
      );
    }

    const customer = await prisma.customer.create({
      data: {
        companyName,
        contactName: contactName || null,
        contactEmail: contactEmail || null,
        contactPhone: contactPhone || null,
      },
    });

    return NextResponse.json({ success: true, customer });
  } catch (error) {
    console.error('创建客户失败:', error);
    return NextResponse.json({ success: false, error: '服务器错误' }, { status: 500 });
  }
}