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Después de enviar el valor con mapDispatchToProps, redux El estado inicial no está definido

Hola, estoy haciendo que la aplicación de inicio de sesión use firebase google login. Quiero guardar al usuario en el user-reducer . ¡La consola muestra información de usuario de Firebase! pero, Mantiene espectáculos indefinidos. No sé por qué se muestra así. ¡Por favor aconsejado!

ingrese la descripción de la imagen aquí

 [user-action ] import { UserType } from './user.types'; export const login = ({ currentUser }) => ({ type: UserType.USER_LOGIN, payload: currentUser, });

[tipos de usuario]

 export const UserType = { USER_LOGIN: 'USER_LOGIN', };

[reductor de usuario]

 import { UserType } from './user.types'; const INITAIL_STATE = { user: [], }; const userReducer = (state = INITAIL_STATE, action) => { switch (action.type) { case UserType.USER_LOGIN: return { ...state, user: action.payload, }; default: return state; } }; export default userReducer;

[Iniciar sesión.js]

 const Login = ({ googleLogin }) => { const [currentUser, setCurrentUser] = useState(null); const getUser = new Promise((resolve, reject) => { console.log('doing...'); firebase.auth().onAuthStateChanged(setCurrentUser); resolve(currentUser); console.log(currentUser); }); getUser .then(user => { googleLogin(user); }) .catch(error => { console.log(error); }); .... const mapDispatchToProps = dispatch => ({ onModal: () => dispatch(modalHandler()), googleLogin: currentUser => dispatch(login(currentUser)), }); export default connect(null, mapDispatchToProps)(Login);
about 4 years ago · Juan Pablo Isaza
2 answers
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0

Su problema está en getUser , está resolviendo la promesa de pasar una variable de estado (currentUser) que puede no haberse configurado (porque setCurrentUser es asíncrono). Sugeriría modificar tu código de esta manera:

 const getUser = new Promise((resolve, reject) => { console.log('doing...'); firebase.auth().onAuthStateChanged(firebaseUser => { setCurrentUser(firebaseUser); resolve(firebaseUser); console.log(firebaseUser); }); });
about 4 years ago · Juan Pablo Isaza Report

0

export const login = ({ currentUser }) => ({ type: UserType.USER_LOGIN, payload: currentUser, });

debiera ser -

 export const login = (currentUser) => ({ type: UserType.USER_LOGIN, payload: currentUser, });

es decir, sin desestructuración de currentUser

O

 googleLogin: currentUser => dispatch(login(currentUser))

debiera ser

 googleLogin: currentUser => dispatch(login({currentUser}))
about 4 years ago · Juan Pablo Isaza Report
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