signal-desktop/ts/components/ConfirmationModal.tsx
2020-07-30 13:08:44 -07:00

73 lines
1.8 KiB
TypeScript

import * as React from 'react';
import { createPortal } from 'react-dom';
import {
ConfirmationDialog,
Props as ConfirmationDialogProps,
} from './ConfirmationDialog';
import { LocalizerType } from '../types/Util';
export type OwnProps = {
readonly i18n: LocalizerType;
readonly onClose: () => unknown;
};
export type Props = OwnProps & ConfirmationDialogProps;
export const ConfirmationModal = React.memo(
// tslint:disable-next-line max-func-body-length
({ i18n, onClose, children, ...rest }: Props) => {
const [root, setRoot] = React.useState<HTMLElement | null>(null);
React.useEffect(() => {
const div = document.createElement('div');
document.body.appendChild(div);
setRoot(div);
return () => {
document.body.removeChild(div);
setRoot(null);
};
}, []);
React.useEffect(() => {
const handler = (event: KeyboardEvent) => {
if (event.key === 'Escape') {
onClose();
event.preventDefault();
event.stopPropagation();
}
};
document.addEventListener('keydown', handler);
return () => {
document.removeEventListener('keydown', handler);
};
}, [onClose]);
const handleCancel = React.useCallback(
(e: React.MouseEvent) => {
if (e.target === e.currentTarget) {
onClose();
}
},
[onClose]
);
return root
? createPortal(
<div
// Not really a button. Just a background which can be clicked to close modal
role="button"
className="module-confirmation-dialog__overlay"
onClick={handleCancel}
>
<ConfirmationDialog i18n={i18n} {...rest} onClose={onClose}>
{children}
</ConfirmationDialog>
</div>,
root
)
: null;
}
);