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Axios react-hook to know how many network requests are currently running
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| import axios from 'axios'; | |
| const addToast = (message: string, type: 'success' | 'error') => { | |
| /// add logic to show toast | |
| }; | |
| // hook to know if there are network requests currently running | |
| // and how many are running | |
| export const useAxiosLoader = () => { | |
| const [counter, setCounter] = React.useState(0); | |
| React.useEffect(() => { | |
| const reqInterceptor = axios.interceptors.request.use( | |
| (config) => { | |
| setCounter(counter => counter + 1); | |
| return config; | |
| } | |
| ); | |
| const resInterceptor = axios.interceptors.response.use( | |
| (response: AxiosResponse<ResponseType>) => { | |
| setCounter(counter => counter - 1); | |
| if( response.data ) { | |
| const { message } = response.data; | |
| if( message ) { | |
| addToast(message, 'success'); | |
| } | |
| } | |
| return response; | |
| }, | |
| (error: AxiosError<ResponseType>) => { | |
| setCounter(counter => counter - 1); | |
| if( error.response && error.response.data ) { | |
| const { message } = error.response.data; | |
| if( message ) { | |
| // TODO: don't issue toast in some cases | |
| addToast(message, 'error'); | |
| } | |
| } | |
| return Promise.reject(error); | |
| } | |
| ); | |
| return () => { | |
| axios.interceptors.request.eject(reqInterceptor); | |
| axios.interceptors.response.eject(resInterceptor); | |
| }; | |
| }, []); | |
| // counter greater than 0 means there's at least one network call still pending | |
| return [counter > 0, counter]; | |
| } |
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