# useFetchToState

This hook fetch data and put it to state.

{% hint style="info" %}
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.
{% endhint %}

{% hint style="warning" %}
This hook is not recomended. Please use fetchToStateReceiver if You can. 
{% endhint %}

{% tabs %}
{% tab title="Javascript" %}

```jsx
import React from 'react';
import axios from 'axios';
import { useFetchToState } from 'eventrix';

const removeUserFetch = (userData, state, emit) => {
    return axios.delete(`http://somedomain.com/users/${userData.id}`).then(() => {
        return state.users.filter(item => item.id !== userData.id);
    });
}

const DeleteUserButton = ({ user }) => {
    const [emitFetch] = useFetchToState('users:remove', 'users', removeUserFetch);
    
    const removeUser = useCallback(() => {
        emitFetch(user);
    }, [emitFetch, user])
    
    return (
        <button onClick={removeUser}>
            Remove user
        </button>
    );
}
```

{% endtab %}

{% tab title="Typescript" %}

```typescript
import axios from 'axios';
import { useFetchToState } from 'eventrix';
import { EmitI } from 'eventrix/types/interfaces'
import { User, StoreState } from './interfaces';

const removeUserFetch = (userData, state, emit): Promise<User[]> => {
    return axios.delete(`http://somedomain.com/users/${userData.id}`).then(() => {
        return state.users.filter(item => item.id !== userData.id);
    });
}

interface PropsI {
    user: User;
}

const DeleteUserButton = ({ user }: PropsI) => {
    const [emitFetch] = useFetchToState<User>('users:remove', 'users', removeUserFetch);
    
    const removeUser = useCallback(() => {
        emitFetch(user);
    }, [emitFetch, user])
    
    return (
        <button onClick={removeUser}>
            Remove user
        </button>
    );
}
```

{% endtab %}
{% endtabs %}


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://eventrix.gitbook.io/eventrix/hooks/usefetchtostate.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.