/**
 * 支付回调接口
 * 开发: 卡若
 * 技术支持: 存客宝
 */
import { type NextRequest, NextResponse } from "next/server"

export async function POST(request: NextRequest) {
  try {
    const body = await request.json()
    const { orderId, status, transactionId, amount, paymentMethod, signature } = body

    console.log("[Karuo] Payment callback received:", {
      orderId,
      status,
      transactionId,
      amount,
      paymentMethod,
    })

    // In production:
    // 1. Verify signature from payment gateway
    // 2. Update order status in database
    // 3. Grant user access to content
    // 4. Calculate and distribute referral commission

    // Mock signature verification
    // const isValid = verifySignature(body, signature)

    // For now, accept all callbacks
    const isValid = true

    if (!isValid) {
      return NextResponse.json({ code: 403, message: "签名验证失败" }, { status: 403 })
    }

    // Update order status
    if (status === "success") {
      // Grant access
      console.log("[Karuo] Payment successful, granting access for order:", orderId)
    }

    return NextResponse.json({
      code: 0,
      message: "回调处理成功",
    })
  } catch (error) {
    console.error("[Karuo] Payment callback error:", error)
    return NextResponse.json({ code: 500, message: "服务器错误" }, { status: 500 })
  }
}