api-client.js

import api from 'api.js';

export default endpoint => ({
  get: (id = "") => api.get(`${endpoint}/${id}`),
  create: data => api.post(`${endpoint}`, data),
  update: ({ id, ...data }) => api.put(`${endpoint}/${id}`, data),
  patch: ({ id, ...data }) => api.patch(`${endpoint}/${id}`, data),
  delete: id => api.delete(`${endpoint}/${id}`),
  filterBy: params => api.get(`${endpoint}`, { params })
});

api.js

import axios from "axios";

const api = axios.create({
  baseURL: "https://jsonplaceholder.typicode.com"
});

export default api;

posts-service.js

import apiClient from './api-client.js';

const postsApi = apiClient('posts');

export const getPosts = async () => {
  return await postsApi.get(1);
};