sample redux

sampleActions.js

export function getList() {
    return (dispatch) => {
        return axios.get(
            `sampleurl`
                headers: {
                    'Authorization': localdb.getItem('token')
                }
            })
            .then((reponseList) => {
                dispatch({
                    type: types.GET_LIST_SUCCESS,
                    payload: {
                        data: reponseList.data.data
                    }
                });
            })
            .catch((sampleError) => {
                throw(sampleError);
            })
    }
}

sampleComponent.js

class Sample extends Component {
  constructer(props){
    super(props)
    this.state = {
      list : []
    }
  }
  componentWillMount() {
    this.props.sampleActions.getList()
  }
  componentWillReceiveProps(nextProps){
    if(nextProps.sample.list && nextProps.sample.list.length > 0){
      let y = [...nextProps.sample.list];
      this.setState({
          list: y
      })
    }
  }
  
  render(){
    let x = [...this.state.list]
    return(
      <DataTable data={x} />
    )
  }
}

sampleReducers.js

export default function sampleReducer(state = initialState.sample, action) {
    switch (action.type) {
        case types.GET_LIST_SUCCESS:
            return Object.assign({}, state, {
                list: [...action.payload.data]
            });
        default:
            return state;
    }
}