/Javascript/React/React Redux reducer crud

React Redux reducer crud

import {
  CREATE_TUTORIAL,
  RETRIEVE_TUTORIALS,
  UPDATE_TUTORIAL,
  DELETE_TUTORIAL,
  DELETE_ALL_TUTORIALS,
} from "../actions/types";

const initialState = [];

function tutorialReducer(tutorials = initialState, action) {
  const { type, payload } = action;

  switch (type) {
    case CREATE_TUTORIAL:
      return [...tutorials, payload];

    case RETRIEVE_TUTORIALS:
      return payload;

    case UPDATE_TUTORIAL:
      return tutorials.map((tutorial) => {
        if (tutorial.id === payload.id) {
          return {
            ...tutorial,
            ...payload,
          };
        } else {
          return tutorial;
        }
      });

    case DELETE_TUTORIAL:
      return tutorials.filter(({ id }) => id !== payload.id);

    case DELETE_ALL_TUTORIALS:
      return [];

    default:
      return tutorials;
  }
};

export default tutorialReducer;

Source: bezkoder.com

Similar codes

0 vote279 views3 answers
'App' is not defined react/jsx-no-undef
Javascript React
26 votes218 views5 answers
React font-awesome
Javascript React
3 votes256 views5 answers
React date range picker
Javascript React
1 vote249 views1 answer
React addeventlistener useeffect
Javascript React
16 votes228 views1 answer
DangerouslySetInnerHTML did not match error in React
Javascript React
9 votes211 views2 answers
Reactjs radio button onchange
Javascript React
0 vote178 views2 answers
React refresh page not found
Javascript React
0 vote226 views1 answer
Highcharts react hide data point dots
Javascript React
0 vote237 views1 answer
React fontawesome exchange icon
Javascript React
0 vote304 views1 answer
Reactjs ES6 class event listeners in jsx
Javascript React