progres
unknown
javascript
4 years ago
1.4 kB
10
Indexable
import React, { Component } from 'react';
import './App.css';
class App extends Component {
/**
* @var {state} state object reactjs
* default have property of data in value array
*/
state = {
data: []
}
async componentDidMount() {
console.log("ComponentDidmount Sedang Berjalan")
console.log("Await Fetch")
const urlFetch = await fetch("http://localhost:3080/whatsapp/api/v1/runningJob")
console.log("execute: if urlFetch.status === 200 && 'json' in urlFetch")
console.log("Jika True, maka setState data dengan nilai await urlFetch.json()")
if (urlFetch.status === 200 && 'json' in urlFetch) {
console.log("Dan hasilnya adalah true maka setState dilakukan")
this.setStateAsync({
data: await urlFetch.json()
})
}
}
setStateAsync(state) {
return new Promise(resolve => {
this.setState(state, resolve)
})
}
render() {
console.log(`Render lifecycle: ${JSON.stringify(this.state)}`)
return (
<div className="App">
<header className="App-header">
<h1 className="App-title">Welcome to React</h1>
</header>
<p className="App-intro">
To get started, edit <code>src/App.js</code> and save to reload.
</p>
</div>
)
}
}
export default App;Editor is loading...