region-core

region-core is a progressive View Model Management Framework. You can use it while using react state, redux, and benefit from it.

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Get Started

install

npm i region-core

Build your Component above region

import {createRegion} from 'region-core';

const region = createRegion<string>('initialValue');

const handleChange = e => region.set(e.target.value);

const Component = () => {
    const value = region.useValue();
    return <input value={value} onChange={handleChange} />;
};

Fetching data with region

import {createRegion} from 'region-core';

const region = createRegion<User>();

const loadUser = region.loadBy(asyncFuncion);

// call loadUser in application lifecycle
loadUser({userId: 1});

const Component = () => {
    const value = region.useValue();
    const loading = region.useLoading();
    const error = region.useError();

    // ...
    return <div>{value}</div>;
}

Docs

Document And Best Practices

Migrate Guide

ChangeLog

Request for Comments

Example

Online Example

git clone https://github.com/regionjs/region-core.git
cd example
npm i
npm start

SSR: NextJs with Region

Contribute

Feel free to raise issues and PR.