How to use the react-native-router-flux.ActionConst.REPLACE function in react-native-router-flux

onNavigationStateChange(navState) {
    console.log("nav state change: ---> ", navState);
    if (navState.url === HOME_URL || navState.url === `${HOME_URL}main/`) {
      updateCSRF();
      this.setState({
        loggedIn: true,
      });
      Actions.main({ type: ActionConst.REPLACE });
    }
  }

navigation.state.key} />
            

            
              
              
              
              
            

            
              
              
              
            

             {
                console.log('Drawer closed');
              }}
              onEnter={() => {
                console.log('Drawer opened');
              }}
              contentComponent={DrawerContent}
              drawerImage={MenuIcon}
              drawerWidth={300}
            >
              {/*

Meteor.loginWithPassword(email, password, (error) => {
                if (error) {
                    dispatch(loading());
                    dispatch(errorLogin(error.reason));
                } else {
                    dispatch(loading());
                    dispatch(userData(Meteor.user()));
                    Actions.home({type: ActionConst.REPLACE});
                }
            });
        } else {

key={scenes.SCENE_FEEDBACK}
              component={FeedBack}
              title="反馈页面"
              hideNavBar
            />
            
            
            
          
        
      
    )
  }
}

render() {
    const { sceneStyle, navigationBarStyle, navigationBarTitleStyle } = styles;
    return (
      

        
          
            
          

          
            
          

          
            
               this.props.logout()}
                rightButtonImage={imgAppAdd}
                onRight={() => this.props.addProduct()}
              />

titleStyle={navigationTitleStyle}
                        sceneStyle={sceneStyle}
                        key="timer"
                        title="Timer"
                        component={Timer}
                        type={ActionConst.RESET}
                    />
                    
                
            
        
    );
};

.then(user => {
                    dispatch(actions.receiveAuth(user));
                    dispatch(loaderToggle());
                    Actions.main({
                        type: ActionConst.REPLACE
                    });
                })
                .catch(error => {

import React from 'react';
import { Scene, Router, Actions, ActionConst } from 'react-native-router-flux';
import Welcome from '../layouts/welcome';
import Login from '../layouts/login';
import Signup from '../layouts/signup';
import NewPost from '../layouts/newPost';
import Feed from '../layouts/feed';

const scenes = Actions.create(
  
    
    
    
    
    
  
);

export default () => (
  
);

shadowRadius: null,
    };
    if (computedProps.isActive) {
        style.marginTop = computedProps.hideNavBar ?
            0 : Navigator.NavigationBar.Styles.General.TotalNavHeight;
        style.marginBottom = computedProps.hideTabBar ? 0 : 50;
    }
    return style;
};

const scenes = Actions.create(
    
        
        
        
        

          

           state.find.chat,
              Action.dispatch('openChat')
            )(Network)}/>

          

        

         state.common.loading
        )(Loading)}/>