createStar_usage_custom_saga.js

import { take, call, put, all, fork, race, select } from 'redux-saga/effects';
import { createStar } from 'redux-nakshatra';
import axios from 'axios';

export const { rootSaga, types, actions, rootReducer } = createStar({
  name: 'users',
  http: {
    url: 'http://localhost:5000/users',
    generateDefault: true
  },
  custom: {
    getUsersAndFriends: {
      saga: function* watchGetUsersAndFriendsRequestSaga(dispatch) {
        while (true) {
          const request = yield take(types.getUsersAndFriends_REQUEST);
          try {
            yield put({
              type: types.getUsers_REQUEST
            });

            yield race([types.getUsers_SUCCESS, types.getUsers_FAILURE]);
            const getUsers = yield select(state => state.getUsers);
            const userIds = getUsers.data.map(o => o.id);
            const getFriendsForUsers = yield call(() =>
              axios({
                url: 'http://localhost:5000/friends',
                data: {
                  userIds
                }
              })
            );
            const result = getUsers.data.map((user, index) => {
              return {
                ...user,
                friend: getFriendsForUsers.data[index]
              };
            });
            yield put({
              type: types.getUsersAndFriends_SUCCESS,
              response: result
            });
          } catch (error) {
            yield put({
              type: types.getUsersAndFriends_FAILURE,
              response: error
            });
          }
        }
      }
    }
  }
});