ReduxBasic.js

const redux = reuire('redux');
const createStore = redux.createStore;

const = initialState = {
    counter: 0
};

// Reducer 
const rootReducer = (state = initialState, action) => {
    
    if(action.type === 'INC_COUNTER') {
        return {
            ...state,
            counter: state.counter + 1
        };
    }
    
    if(action.type === 'ADD_COUNTER') {
        return {
            ...state,
            counter: state.counter + action.value
        };
    }
    
    return state;
};

// Store
const store = createStore(rootReducerl);
console.log(store.getState());

// Actions
store.dispatch({
    type: 'INC_COUNTER'
}):
store.dispatch({
    type: 'ADD_COUNTER'
}, 10):
console.log(store.getState());

// Subscription
store.subscribe(() => {
    console.log('[Subscription]', store.getState());
});

First commit

Add actions

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