https://developers.weixin.qq.com/doc/oplatform/Mobile_App/WeChat_Login/Login_via_Scan.html //  WeChatModule.h #import <React/RCTBridgeModule.h> #import <React/RCTEventEmitter.h> #import <WechatAuthSDK.h> @interface WeChatModule : RCTEventEmitter<RCTBridgeModule, WechatAuthAPIDelegate>   @property (nonatomic, strong) WechatAuthSDK* wxAuthSdk; @end //  WeChatModule.m #import "WeChatModule.h" @implementation WeChatModule - (instancetype)init {     self = [super init];     if (self) {       self.wxAuthSdk = [[WechatAuthSDK alloc] init];       [self.wxAuthSdk setDelegate:self];     }     return self; } RCT_EXPORT_MODULE(); RCT_EXPORT_METHOD(wxQRCodeLogin:(NSDictionary *)param :(RCTResponseSenderBlock)callback) {   NSString *appId = [param objectForKey:@"appId"];   NSString *nonceStr = [param objectForKey:@"nonceStr"];   NSString *timeStamp = [param objectForKey:@"timeStamp"];   NSString *scope = [param objectForKey:@"scope"];   NSString *signature = [param objectForKey:@"signature"];   NSString *schemeData = [param objectForKey:@"schemeData"];   NSLog(@"===delegate: %@", _wxAuthSdk.delegate);   [_wxAuthSdk StopAuth];   BOOL done = [_wxAuthSdk Auth:appId nonceStr:nonceStr timeStamp: timeStamp scope:scope signature:signature schemeData:schemeData];   callback(@[@(done)]); } - (void)onAuthGotQrcode:(UIImage *)image {   NSLog(@"===onAuthGotQrcode");   NSData *imageData = UIImagePNGRepresentation(image);   if (imageData == nil) {       imageData = UIImageJPEGRepresentation(image, 1);   }   [self sendEventWithName:@"onAuthGotQrcode" body:@{@"qrCode": imageData}]; } //二维码被扫描 - (void)onQrcodeScanned {   NSLog(@"===onQrcodeScanned");   [self sendEventWithName:@"onQrcodeScanned" body:@{}]; } //成功登录 - (void)onAuthFinish:(int)errCode AuthCode:(nullable NSString *)authCode {   NSLog(@"===onAuthFinish");   [self sendEventWithName:@"onAuthFinish" body:@{@"authCode": authCode, @"errCode": @(errCode)}]; } - (NSArray<NSString *> *)supportedEvents {   return @[@"onAuthGotQrcode", @"onQrcodeScanned", @"onAuthFinish"]; } @end 运行后，打印了，xcode的output中打印了如下结果： ===delegate: <WeChatModule: 0x2813afae0> ---getWeChatLoginQRCode callback //js 代码里也在callback被执行时打印了 但是===onAuthGotQrcode一直没有被打印，也没有显示任何错误，请问有人知道是什么问题吗？ iOS 13.3，xcode14.2， WechatAuthSDK的sdkversion 2.0, "react-native-wechat-lib": "1.1.26"

//  WeChatModule.h #import <React/RCTBridgeModule.h> #import <React/RCTEventEmitter.h> #import <WechatAuthSDK.h> @interface WeChatModule : RCTEventEmitter<RCTBridgeModule, WechatAuthAPIDelegate>   @property (nonatomic, strong) WechatAuthSDK* wxAuthSdk; @end //  WeChatModule.m #import "WeChatModule.h" @implementation WeChatModule - (instancetype)init {     self = [super init];     if (self) {       self.wxAuthSdk = [[WechatAuthSDK alloc] init];       [self.wxAuthSdk setDelegate:self];     }     return self; } RCT_EXPORT_MODULE(); RCT_EXPORT_METHOD(wxQRCodeLogin:(NSDictionary *)param :(RCTResponseSenderBlock)callback) {   NSString *appId = [param objectForKey:@"appId"];   NSString *nonceStr = [param objectForKey:@"nonceStr"];   NSString *timeStamp = [param objectForKey:@"timeStamp"];   NSString *scope = [param objectForKey:@"scope"];   NSString *signature = [param objectForKey:@"signature"];   NSString *schemeData = [param objectForKey:@"schemeData"];   NSLog(@"===delegate: %@", _wxAuthSdk.delegate);   [_wxAuthSdk StopAuth];   BOOL done = [_wxAuthSdk Auth:appId nonceStr:nonceStr timeStamp: timeStamp scope:scope signature:signature schemeData:schemeData];   callback(@[@(done)]); } - (void)onAuthGotQrcode:(UIImage *)image {   NSLog(@"===onAuthGotQrcode");   NSData *imageData = UIImagePNGRepresentation(image);   if (imageData == nil) {       imageData = UIImageJPEGRepresentation(image, 1);   }   [self sendEventWithName:@"onAuthGotQrcode" body:@{@"qrCode": imageData}]; } //二维码被扫描 - (void)onQrcodeScanned {   NSLog(@"===onQrcodeScanned");   [self sendEventWithName:@"onQrcodeScanned" body:@{}]; } //成功登录 - (void)onAuthFinish:(int)errCode AuthCode:(nullable NSString *)authCode {   NSLog(@"===onAuthFinish");   [self sendEventWithName:@"onAuthFinish" body:@{@"authCode": authCode, @"errCode": @(errCode)}]; } - (NSArray<NSString *> *)supportedEvents {   return @[@"onAuthGotQrcode", @"onQrcodeScanned", @"onAuthFinish"]; } @end 运行后，打印了，xcode的output中打印了如下结果： ===delegate: <WeChatModule: 0x2813afae0> ---getWeChatLoginQRCode callback //js 代码里也在callback被执行时打印了 但是===onAuthGotQrcode一直没有被打印，也没有显示任何错误，请问有人知道是什么问题吗？ iOS 13.3，xcode14.2， WechatAuthSDK的sdkversion 2.0, "react-native-wechat-lib": "1.1.26",

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