React Nativeと原生iOS項目交信

#import 
#import "RCTBridgeModule.h"//     
@interface RNModule : NSObject//    
@end

#import "RNModule.h"
#import "RCTEventDispatcher.h"
@implementation RNModule
//  
RCT_EXPORT_MODULE()

//js      
RCT_EXPORT_METHOD(RNTest:(NSString *)name age:(int)age){
    NSLog(@"RN        name：%@ ，age%d",name,age);
}
//   Javascript         void。React native         。      Javascript，               
RCT_EXPORT_METHOD(jsCallback:(NSString *)jsString callBack:(RCTResponseSenderBlock)callback){
    NSLog(@"   jsCallback   %@",jsString);
     NSArray *events = [[NSArray alloc] initWithObjects:@"    ",@"    ", nil];
    NSString *str  = @"hhhhhhah           ";
    callback(@[[NSNull null],str]);  
}

//oc  js      js->oc->js
@synthesize bridge = _bridge;

RCT_EXPORT_METHOD(OCTest){
    [self ocCallJs];
}

- (void)ocCallJs{
    
    NSDictionary *dict = @{@"name":@"lish-  oc  rn   ",@"age":@25};
    [self.bridge.eventDispatcher sendAppEventWithName:@"ocCallJs" body:dict];

}
@end

- import {
    NativeModules,
} from 'react-native';
//js            RNTest
var RN = NativeModules.RNModule;
//RNModule             

//OC  js
var Js = NativeAppEventEmitter.addListener(
    'ocCallJs',
    (para)=> Alert.alert(' oc  ','    :
 name:'+para.name+'
 age:'+para.age)

);

export default class test extends Component {

  //   
    constructor(props) {
      super(props);
      //     
      this.state = {

      };
    }

    componentWillUnmount() {
        Js.remove();
    }

  render() {
    return (
      
      {
          RN.OCTest()

      }}>
        
      OC  RN  
        
      
      {
          RN.RNTest('Lishuang',25);
      }}>
        
         RN  OC  
        
         
         {
          RN.jsCallback('Lishuang',(error,callBack)=>{
            if(error){
              Alert.alert({error})
            }else{
                  //Alert.alert('J2O    ', '      ：
[0]:'+callBack[0]+'
[1]:'+callBack[1])
                   Alert.alert(callBack)
              }
          });
      }}>
        
         RN  OC  -     
        
          
      
    );
  }
}