Files
grafana-zabbix/src/components/Modal/ModalController.tsx
2020-05-19 17:31:03 +03:00

71 lines
1.5 KiB
TypeScript

import React, { FC } from 'react';
import ReactDOM from 'react-dom';
import { provideTheme } from '../ConfigProvider/ConfigProvider';
interface ModalWrapperProps {
showModal: <T>(component: React.ComponentType<T>, props: T) => void;
hideModal: () => void;
}
type ModalWrapper<T> = FC<ModalWrapperProps>;
interface Props {
children: ModalWrapper<any>;
}
interface State {
component: React.ComponentType<any> | null;
props: any;
}
export class ModalController extends React.Component<Props, State> {
modalRoot = document.body;
modalNode = document.createElement('div');
constructor(props: Props) {
super(props);
this.state = {
component: null,
props: {},
};
}
showModal = (component: React.ComponentType<any>, props: any) => {
this.setState({
component,
props
});
};
hideModal = () => {
this.modalRoot.removeChild(this.modalNode);
this.setState({
component: null,
props: {},
});
};
renderModal() {
const { component, props } = this.state;
if (!component) {
return null;
}
this.modalRoot.appendChild(this.modalNode);
const modal = React.createElement(provideTheme(component), props);
return ReactDOM.createPortal(modal, this.modalNode);
}
render() {
const { children } = this.props;
const ChildrenComponent = children;
return (
<>
<ChildrenComponent showModal={this.showModal} hideModal={this.hideModal} />
{this.renderModal()}
</>
);
}
}