Created
April 11, 2018 21:39
-
-
Save tylermcginnis/2d03ac248af80d5142e7bea77cd10e0f to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
<!DOCTYPE html> | |
<html> | |
<head> | |
<title>First React App</title> | |
<script crossorigin src="https://unpkg.com/react@16/umd/react.development.js"></script> | |
<script crossorigin src="https://unpkg.com/react-dom@16/umd/react-dom.development.js"></script> | |
<script src='https://unpkg.com/babel-standalone@6/babel.min.js'></script> | |
</head> | |
<body> | |
<div id='app'></div> | |
<script type='text/babel'> | |
function ActiveFriends (props) { | |
return ( | |
<div> | |
<h2>Active Friends</h2> | |
<ul> | |
{props.list.map((friend) => ( | |
<li key={friend.name}> | |
<span>{friend.name}</span> | |
<button onClick={() => props.onRemoveFriend(friend.name)}>Remove</button> | |
<button onClick={() => props.onToggleFriend(friend.name)}>Deactivate</button> | |
</li> | |
))} | |
</ul> | |
</div> | |
) | |
} | |
function InactiveFriends (props) { | |
return ( | |
<div> | |
<h2>Inactive Friends</h2> | |
<ul> | |
{props.list.map((friend) => ( | |
<li key={friend.name}> | |
<span>{friend.name}</span> | |
<button onClick={() => props.onToggleFriend(friend.name)}>Activate</button> | |
</li> | |
))} | |
</ul> | |
</div> | |
) | |
} | |
class App extends React.Component { | |
constructor(props) { | |
super(props) | |
this.state = { | |
friends: [ | |
{ | |
name: 'Jordyn', | |
active: true, | |
}, | |
{ | |
name: 'Mikenzi', | |
active: true, | |
}, | |
{ | |
name: 'Jake', | |
active: false | |
} | |
], | |
input: '', | |
} | |
this.handleRemoveFriend = this.handleRemoveFriend.bind(this) | |
this.updateInput = this.updateInput.bind(this) | |
this.handleAddFriend = this.handleAddFriend.bind(this) | |
this.handleToggleFriend = this.handleToggleFriend.bind(this) | |
console.log('--constructor--') | |
} | |
componentDidMount() { | |
console.log('--componentDidMount--') | |
} | |
componentDidUpdate() { | |
console.log('--componentDidUpdate--') | |
} | |
componentWillUnmount() { | |
console.log('--componentWillUnmount--') | |
} | |
handleAddFriend() { | |
this.setState((currentState) => { | |
return { | |
friends: currentState.friends.concat([{ | |
name: this.state.input, | |
active: true | |
}]), | |
input: '' | |
} | |
}) | |
} | |
handleRemoveFriend(name) { | |
this.setState((currentState) => { | |
return { | |
friends: currentState.friends.filter((friend) => friend.name !== name) | |
} | |
}) | |
} | |
handleToggleFriend(name) { | |
this.setState((currentState) => { | |
const friend = currentState.friends.find((friend) => friend.name === name) | |
return { | |
friends: currentState.friends.filter((friend) => friend.name !== name) | |
.concat([{ | |
name, | |
active: !friend.active | |
}]) | |
} | |
}) | |
} | |
updateInput(e) { | |
const value = e.target.value | |
this.setState({ | |
input: value | |
}) | |
} | |
render() { | |
console.log('--render--') | |
return ( | |
<div> | |
<input | |
type='text' | |
placeholder='new friend' | |
value={this.state.input} | |
onChange={this.updateInput} | |
/> | |
<button onClick={this.handleAddFriend}> | |
Submit | |
</button> | |
<div> | |
<button onClick={() => this.setState({ | |
friends: [] | |
})}>Clear All</button> | |
</div> | |
<ActiveFriends | |
list={this.state.friends.filter((friend) => friend.active === true)} | |
onRemoveFriend={this.handleRemoveFriend} | |
onToggleFriend={this.handleToggleFriend} | |
/> | |
<InactiveFriends | |
list={this.state.friends.filter((friend) => friend.active === false)} | |
onToggleFriend={this.handleToggleFriend} | |
/> | |
</div> | |
) | |
} | |
} | |
ReactDOM.render( | |
<App />, | |
document.getElementById('app') | |
) | |
</script> | |
</body> | |
</html> |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment