demarches-normaliennes/app/javascript/components/shared/FlashMessage.tsx
2024-07-05 09:36:33 +02:00

45 lines
993 B
TypeScript

import { createPortal } from 'react-dom';
import invariant from 'tiny-invariant';
export function FlashMessage({
message,
level,
sticky,
fixed
}: {
message: string;
level: string;
sticky?: boolean;
fixed?: boolean;
}) {
const element = document.getElementById('flash_messages');
invariant(element, 'Flash messages root element not found');
return createPortal(
<div className="flash_message center">
<div
className={flashClassName(level, sticky, fixed)}
role={roleName(level)}
>
{message}
</div>
</div>,
element
);
}
function flashClassName(level: string, sticky = false, fixed = false) {
const className =
level == 'notice' ? ['alert', 'alert-success'] : ['alert', 'alert-danger'];
if (sticky) {
className.push('sticky');
}
if (fixed) {
className.push('alert-fixed');
}
return className.join(' ');
}
function roleName(level: string) {
return level == 'notice' ? 'status' : 'alert';
}