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https://github.com/defint/redux-actions-async

A small library that facilitates the development of asynchronous actions in the redux ecosystem. Without copy-paste code and without headache.
https://github.com/defint/redux-actions-async

actions normalizr react redux reselect

Last synced: 16 days ago
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A small library that facilitates the development of asynchronous actions in the redux ecosystem. Without copy-paste code and without headache.

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README

        

Redux async actions
=========

A small library that facilitates the development of asynchronous actions in the redux ecosystem. Without copy-paste code and without headache.

## Installation

* npm:
`npm install --save redux-actions-async`

* yarn:
`yarn add redux-actions-async`

## Basic usage

1) Create your async function, for example to make request with axios:

```
import axios from 'axios';

export const fetchPlanet = () =>
axios.request({
url: 'https://api.nasa.gov/planetary/apod',
method: 'get',
});
```

2) Create the first async action creator:

```
import { createAsyncAction } from 'redux-actions-async';

export const nasaFetchPlanet = createAsyncAction('NASA_DATA_FETCH', fetchPlanet);
```

3) Create async reducer:

```
import { handleAsyncActions } from 'redux-actions-async';

export default handleAsyncActions(nasaFetchPlanet);
```

4) Create selectors:

```
import { createAsyncSelector, createLoadingSelector } from 'redux-actions-async';

const _selector = state => state.nasa;
export const dataSelector = createAsyncSelector(_selector);
export const loadingSelector = createLoadingSelector(_selector);
```

5) Using in container:

```
import { connect } from 'react-redux';
import * as actionCreators from '../actionCreators';
import * as selectors from '../selectors';

const mapStateToProps = state => ({
loading: selectors.loadingSelector(state),
planet: selectors.dataSelector(state),
});

const mapDispatchToProps = {
nasaFetchPlanet: actionCreators.nasaFetchPlanet,
};

export default connect(mapStateToProps, mapDispatchToProps)(App);

```

## Basic usage with nested reducers
```
import { handleAsyncActions } from 'redux-actions-async';
import { combineReducers } from 'redux';

export default combineReducers({
main: handleAsyncActions(nasaFetchPlanet),
another: handleAsyncActions(nasaFetchAnotherPlanet),
});
```

## Usage with normalizr

1) Create function to make request (same as basic usage):

```
import axios from 'axios';

export const fetchCuriosityPhotos = () =>
axios.request({
url: 'https://api.nasa.gov/mars-photos/api/v1/rovers/curiosity/',
method: 'get',
});
```

2) Define schema:

```
import { schema } from 'normalizr';

const photo = new schema.Entity('photo');

export default photo;

```

3) Create the first async action creator:

```
import { createAsyncAction } from 'redux-actions-async';
import photo from '../schemas/photo';

export const nasaFetchCuriosity = createAsyncAction(
'NASA_CURIOSITY_FETCH',
fetchCuriosityPhotos,
data => normalize(data.photos, [photo])
);
```

4) Create async reducer (same as basic usage):

```
import { handleAsyncActions } from 'redux-actions-async';

export default handleAsyncActions(nasaFetchCuriosity);
```

5) Create selectors:

```
import { createAsyncSelector, createLoadingSelector } from 'redux-actions-async';
import photo from '../schemas/photo';

const _selector = state => state.nasaCuriosity;
export const dataSelector = createAsyncSelector(_selector, [photo]);
export const loadingSelector = createLoadingSelector(_selector);
```

6) Using in container:

```
import { connect } from 'react-redux';
import * as actionCreators from '../actionCreators';
import * as selectors from '../selectors';

const mapStateToProps = state => ({
loading: selectors.loadingSelector(state),
curiosity: selectors.dataSelector(state),
});

const mapDispatchToProps = {
nasaFetchCuriosity: actionCreators.nasaFetchCuriosity,
};

export default connect(mapStateToProps, mapDispatchToProps)(App);

```