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fix #2174 - icarus message will no longer stack an unbounded number of alerts

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AlertManager now stores a hash for each incoming alert and compares the
hash of any newly arriving alert against those still in the queue.
This commit is contained in:
Russell Stringer 2022-01-07 15:19:36 -05:00
parent 79b3bb0f0e
commit 1cb65e3f31
1 changed files with 13 additions and 0 deletions
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13
src/ui/React/AlertManager.tsx
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@ -3,12 +3,14 @@ import { EventEmitter } from "../../utils/EventEmitter";
import { Modal } from "../../ui/React/Modal";
import Typography from "@mui/material/Typography";
import Box from "@mui/material/Box";
import {sha256} from "js-sha256";
export const AlertEvents = new EventEmitter<[string | JSX.Element]>();
interface Alert {
id: string;
text: string | JSX.Element;
hash: string;
}
let i = 0;
@ -20,11 +22,17 @@ export function AlertManager(): React.ReactElement {
const id = i + "";
i++;
setAlerts((old) => {
const hash = getMessageHash(text);
if (old.some(a => a.hash === hash)) {
console.log('Duplicate message');
return old;
}
return [
...old,
{
id: id,
text: text,
hash: hash,
},
];
});
@ -42,6 +50,11 @@ export function AlertManager(): React.ReactElement {
return () => document.removeEventListener("keydown", handle);
}, []);
function getMessageHash(text: string | JSX.Element): string {
if (typeof text === 'string') return sha256(text);
return sha256(JSON.stringify(text.props));
}
function close(): void {
setAlerts((old) => {
return old.slice(1, 1e99);