尊敬的微信技术支持团队，

您好，我目前正在我们的iOS应用程序中集成微信登录功能。但是，我们遇到了一个问题，用户通过微信认证并返回应用程序后，onResp 方法没有接收到任何响应。为了解决这个问题，我们尝试了多种方法，但问题依旧未能解决。因此，我希望能得到贵团队的帮助。

期待您的回复，并提前感谢您的帮助。

下面附上代码。

请参考一下。

import UIKit
import Flutter


@UIApplicationMain
@objc class AppDelegate: FlutterAppDelegate, WXApiDelegate, WXApiLogDelegate {
  let WECHAT_APP_ID = "wx92c4efd1665e5755"
  override func application(
    _ application: UIApplication,
    didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?
  ) -> Bool {
    // flutter channel
    let controller : FlutterViewController = window?.rootViewController as! FlutterViewController
    let channel = FlutterMethodChannel(name: "com.almightydr.meditravel/wxapi", binaryMessenger: controller.binaryMessenger)
    channel.setMethodCallHandler { (call, result) in
      if call.method == "wechatLogin" {
          self.requestWechatLogin()
      }
    }


      WXApi.startLog(by: WXLogLevel.detail) { log in
          debugPrint(log)
      }
      
    WXApi.registerApp(WECHAT_APP_ID, universalLink: "https://ccic.almightydr.com/")
      
      WXApi.checkUniversalLinkReady { step, result in
          debugPrint(result.description)
      }
    GeneratedPluginRegistrant.register(with: self)
    return super.application(application, didFinishLaunchingWithOptions: launchOptions)
  }
    func wxSdkShouldReadDataFromPasteboard(_ sdk: WXApi, completion: @escaping (Bool) -> Void) {
        // TODO: 여기에 클립보드를 읽는 것이 안전한지 결정하는 로직을 추가하세요.
        // 예를 들어, 사용자에게 허가를 요청하거나 특정 조건을 검사할 수 있습니다.
        // 이 예제에서는 항상 클립보드를 읽도록 허용하도록 설정합니다.
        completion(true)
    }
    
    func onLog(_ log: String, logLevel level: WXLogLevel) {
        debugPrint("onLog: " + log)
    }


  func requestWechatLogin() {
      debugPrint("call requestWechatLogin")
    let req = SendAuthReq()
    req.scope = "snsapi_userinfo"
    req.state = "wechat_ios"
      WXApi.send(req) { ret in
          if (ret) {
              debugPrint("sent")
          } else {
              debugPrint("failed sent")
          }
      }
  }


  override func application(_ application: UIApplication, handleOpen url: URL) -> Bool {
      debugPrint("handlOpen")
    return WXApi.handleOpen(url, delegate: self)
  }


  override func application(_ application: UIApplication, open url: URL, sourceApplication: String?, annotation: Any) -> Bool {
      debugPrint("open url")
      return WXApi.handleOpen(url, delegate: self)
  }


  override func application(_ application: UIApplication, continue userActivity: NSUserActivity, restorationHandler: @escaping ([UIUserActivityRestoring]?) -> Void) -> Bool {
      debugPrint("handleOpenUniversalLink")
    return WXApi.handleOpenUniversalLink(userActivity, delegate: self)
  }



    func onResp(_ resp: BaseResp) {
    debugPrint("onResp")
    if resp.isKind(of: PayResp.self) {
      let response = resp as! PayResp
      switch response.errCode {
      case WXSuccess.rawValue:
        debugPrint("支付成功")
        NotificationCenter.default.post(name: NSNotification.Name(rawValue: "wechat_pay_success"), object: nil)
      default:
        debugPrint("支付失败")
        NotificationCenter.default.post(name: NSNotification.Name(rawValue: "wechat_pay_fail"), object: nil)
      }
    }
  }


    func onReq(_ req: BaseReq) {
    // TODO
    debugPrint("onReq")
  }
}