install redux toolkit
npm install @reduxjs/toolkit react-reduxredux toolkit
import { createSlice } from '@reduxjs/toolkit';
export const counterSlice = createSlice({
name: 'counter',
initialState: {
value: 0,
},
reducers: {
increment: state => {
state.value += 1;
},
decrement: state => {
state.value -= 1;
},
incrementByAmount: (state, action) => {
state.value += action.payload;
},
},
});
export const { increment, decrement, incrementByAmount } = counterSlice.actions;
export const selectCount = state => state.counter.value;
export default counterSlice.reducer;redux toolkit reducer
import {createAction, createReducer} from '@reduxjs/toolkit ;
//Action
const add = createAction('add');
//Reducer
const Reducer = createReducer(initialState= 0, (builder)=>{
builder.addCase(add, (state,action) => state + 1)
})redux toolkit
import { createSlice } from '@reduxjs/toolkit'
// Slice
const slice = createSlice({
name: 'user',
initialState: {
user: null,
},
reducers: {
loginSuccess: (state, action) => {
state.user = action.payload;
},
logoutSuccess: (state, action) => {
state.user = null;
},
},
});
export default slice.reducer
// Actions
const { loginSuccess, logoutSuccess } = slice.actions
export const login = ({ username, password }) => async dispatch => {
try {
// const res = await api.post('/api/auth/login/', { username, password })
dispatch(loginSuccess({username}));
} catch (e) {
return console.error(e.message);
}
}
export const logout = () => async dispatch => {
try {
// const res = await api.post('/api/auth/logout/')
return dispatch(logoutSuccess())
} catch (e) {
return console.error(e.message);
}
}Copyright © 2021 Codeinu
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