useFetchState

This hook handles the data fetching process. Returns information about the data retrieval process and saves the results in a state.

If You want use hooks, hocs or component decorator You must use EventrixProvider in Your application. Go to "EventrixProvider" page in "Context" section for more details.

This hook requires the use of fetchStateReceiver with the same state name

Javascript

import React, { useEffect } from 'react';
import { useFetchState } from 'eventrix';

const UsersList = () => {
    const [
        {
            isLoading,
            data: users,
            isSuccess,
            isError,
            error,
            status
        },
        emitFetch,
    ] = useFetchState('users');
    
    useEffect(() => {
        emitFetch();
    }, [emitFetch])
    
    if (isLoading) {
        return <div>Loading</div>
    }
    
    if (isError) {
        return <div>
            <div>Fetch list failed</div>
            <div>Error: {error.message}</div>
        </div>
    }
    
    return (
        <div>
            {users.map(user => <div key={user.id}>{user.name}</div>)}
        </div>
    );
}

Typescript

import React, { useEffect } from 'react';
import { useFetchState } from 'eventrix';
import { User, UserFetchParams} from './interfaces';

const UsersList = () => {
    const [
        {
            isLoading,
            data: users,
            isSuccess,
            isError,
            error,
            status
        },
        emitFetch,
    ] = useFetchState<User[], UserFetchParams>('users');
    
    useEffect(() => {
        emitFetch();
    }, [emitFetch])
    
    if (isLoading) {
        return <div>Loading</div>
    }
    
    if (isError) {
        return <div>
            <div>Fetch list failed</div>
            <div>Error: {error.message}</div>
        </div>
    }
    
    return (
        <div>
            {users.map(user => <div key={user.id}>{user.name}</div>)}
        </div>
    );
}