/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

-2 votes367 views1 answer
Keyboard close when typing react native
Javascript React
0 vote330 views1 answer
React testing library for hooks
Javascript React
140 votes509 views3 answers
React.js installation
Javascript React
0 vote429 views1 answer
No routes matched location / react router
Javascript React
0 vote323 views1 answer
React set state before render
Javascript React
2 votes310 views1 answer
Redux React redux
Javascript React
9 votes328 views2 answers
How to redirect react router from the app components
Javascript React
0 vote354 views1 answer
React native calender date picker
Javascript React
0 vote320 views1 answer
How to use elements of 'react-router-dom'
Javascript React
2 votes315 views2 answers
Create react app not creating template
Javascript React