Interceptors
Axios interceptors are the methods which are used for each call request using axios. Interceptors helps to transform your request before calling api request and when it gets response from the api. It's just like working as middleware.
Configuration
You need to install npm package axios-interceptor-hook
Github Repo: (https://github.com/sheikhfahad67/axios-interceptor)
Run the command on your terminal.
npm install axios react-toastify axios-interceptor-hook
Installation
npm install axios react-toastify axios-interceptor-hook
axiosandreact-toastifyare peer dependencies and needs to be installed explicitly
Example
import { ToastContainer } from 'react-toastify';
import { useAxiosInterceptor } from 'axios-interceptor-hook';
import { useEffect } from 'react';
import 'react-toastify/dist/ReactToastify.css';
function App() {
const { data, isPending, apiHandler } = useAxiosInterceptor();
const config = {
method: 'get',
url: '/todos',
delay: 4000,
successMessage: 'Todos data retrieve',
errorMessage: 'Todos data fetch error',
};
const getTodosData = async () => {
await apiHandler(config);
};
useEffect(() => {
getTodosData();
}, []);
return (
<div>
<ToastContainer />
{isPending && <p>Loading.......</p>}
{data &&
Object.keys(data).length > 0 &&
data?.map((todo, index) => (
<h6 key={index + 'testing'}>{todo.title}</h6>
))}
</div>
);
}
export default App;
Return
| Fields | Type | Description |
|---|---|---|
| data | Object | It return the response of api (res.data)
|
| isPending | Bool | For loading purpose return true while fetching and return false after completion or failure |
| apiHandler | Func | Function to give yoy control over calling when you need just by passing config
|
For Bearer Token
Need to save your auth token as, interceptor will automatically get it.
localStorage.setItem('authToken',
<YOUR TOKEN>);
Environment Variable for Base URL
Please add env variable into your .env or .env.local file.
REACT_APP_BASE_URL="https://jsonplaceholder.typicode.com"
Config Perimeters
| Fields | Type | Description |
|---|---|---|
| method | string | 'get', 'post', 'put', 'delete', 'patch' |
| url | string | it will be your endpoint |
| delay | number | default 5000 |
| data | Object | required on post, put, patch requests |
| successMessage | string | 'Any Message' |
| errorMessage | string | 'Any Message' |
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