Created
January 14, 2020 19:16
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// store.js | |
import { createStore, combineReducers } from 'redux' | |
import { | |
users, | |
} from '../ducks/user' | |
export const initialState = {} | |
export const store = createStore(users, initialState) | |
// state = { | |
name, | |
age | |
} | |
// combinedStateExample state = { | |
user: { name, age }, | |
logs: [ '22-01-2020', ... ], | |
} | |
// OEF | |
//users.js | |
// ACTIONS | |
export const setName(name) => ({ type: 'SET_NAME', payload: name }) | |
// REDUCER | |
const users = (state = { name: "", age: 0 }, action) => { | |
if (action.type === 'SET_NAME') { | |
return {...state, name}; | |
} else if { | |
return state; | |
} | |
} | |
export default users | |
// EOF | |
// index.js | |
// App.js | |
import {Provider} from 'react-redux' | |
import store from 'store.js' | |
const App = ({}) => ( | |
<Provider store={store}> | |
<UserContainer /> | |
</Provider> | |
) | |
// User.js | |
import {connect} from 'react-redux' | |
import {setName} from 'users.js' | |
const User = ({ name, age, setName }) => { | |
return | |
<View> | |
<Text>{name}<Text/> | |
<Text>{age}<Text/> | |
<Button onPress={() => setName('bro')} /> | |
</View> | |
} | |
const mapStateToProps = (state) => ({ state.name, state.age }) | |
const mapDispatchToProps = { setName: (name) => dispatch(({ type: 'SET_NAME', payload: name })) }) | |
const UserContainer = connect(mapStateToProps, mapDispatchToProps)(User) |
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