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import React from 'react';
import { Container } from 'react-bootstrap';
import Toast from 'react-bootstrap/Toast';
class Flash extends React.Component {
constructor(props) {
super(props);
this.state = {
messages: [],
}
this.seq = 0;
}
componentDidMount() {
window.flash = this.flash.bind(this);
}
componentWillUnmount() {
window.flash = null;
}
render() {
if (this.state.messages.length === 0) {
return '';
}
let that = this;
const messages = this.state.messages.map(function(message, index) {
return <Toast key={message.seq} onClose={() => that.remove(message.seq)} autohide={true} delay={(index+1)*3000}>
<Toast.Header><strong className="mr-auto">{message.header || 'Inventory'}</strong></Toast.Header>
<Toast.Body>{message.text}</Toast.Body>
</Toast>;
});
return <Container style={{position: 'absolute', top: 0, right: 0}}>
{messages}
</Container>;
}
remove(seq) {
this.setState(function(state, props) {
const messages = state.messages.filter((message) => message.seq !== seq);
return { messages };
});
}
flash(message) {
message.seq = ++this.seq;
this.setState(function(state, props) {
const messages = [...state.messages, message];
return { messages };
});
}
}
export { Flash };
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