37 lines
795 B
JavaScript
37 lines
795 B
JavaScript
|
import React from 'react'
|
||
|
|
import { useSelector, useDispatch } from 'react-redux'
|
||
|
|
|
||
|
|
const useCounter = () => {
|
||
|
|
const count = useSelector(state => state.count)
|
||
|
|
const dispatch = useDispatch()
|
||
|
|
const increment = () =>
|
||
|
|
dispatch({
|
||
|
|
type: 'INCREMENT'
|
||
|
|
})
|
||
|
|
const decrement = () =>
|
||
|
|
dispatch({
|
||
|
|
type: 'DECREMENT'
|
||
|
|
})
|
||
|
|
const reset = () =>
|
||
|
|
dispatch({
|
||
|
|
type: 'RESET'
|
||
|
|
})
|
||
|
|
return { count, increment, decrement, reset }
|
||
|
|
}
|
||
|
|
|
||
|
|
const Counter = () => {
|
||
|
|
const { count, increment, decrement, reset } = useCounter()
|
||
|
|
return (
|
||
|
|
<div>
|
||
|
|
<h1>
|
||
|
|
Count: <span>{count}</span>
|
||
|
|
</h1>
|
||
|
|
<button onClick={increment}>+1</button>
|
||
|
|
<button onClick={decrement}>-1</button>
|
||
|
|
<button onClick={reset}>Reset</button>
|
||
|
|
</div>
|
||
|
|
)
|
||
|
|
}
|
||
|
|
|
||
|
|
export default Counter
|