/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 vote185 views1 answer
React-data-table-component cell action stack overflow
Javascript React
0 vote150 views1 answer
Formatt json to create node and child node react
Javascript React
0 vote158 views3 answers
Line 32:18: 'Link' is not defined react/jsx-no-undef
Javascript React
0 vote152 views1 answer
React native scrollview fixed header
Javascript React
0 vote154 views1 answer
React hero slider
Javascript React
0 vote158 views1 answer
Escaping less than great than signs in react
Javascript React
15 votes146 views2 answers
UseReducer() hook react
Javascript React
0 vote143 views1 answer
React native add bottom tab and drawer menu
Javascript React
2 votes148 views1 answer
Redux React redux
Javascript React
1 vote161 views1 answer
React native modal not full screen
Javascript React