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import { useEffect, useState } from "react";
import { debounce, getVersion, nFormatter } from "@excalidraw/excalidraw/utils";
import {
getElementsStorageSize,
getTotalStorageSize,
} from "./data/localStorage";
import { DEFAULT_VERSION } from "@excalidraw/excalidraw/constants";
import { t } from "@excalidraw/excalidraw/i18n";
import { copyTextToSystemClipboard } from "@excalidraw/excalidraw/clipboard";
import type { NonDeletedExcalidrawElement } from "@excalidraw/excalidraw/element/types";
import type { UIAppState } from "@excalidraw/excalidraw/types";
import { Stats } from "@excalidraw/excalidraw";
type StorageSizes = { scene: number; total: number };
const STORAGE_SIZE_TIMEOUT = 500;
const getStorageSizes = debounce((cb: (sizes: StorageSizes) => void) => {
cb({
scene: getElementsStorageSize(),
total: getTotalStorageSize(),
});
}, STORAGE_SIZE_TIMEOUT);
type Props = {
setToast: (message: string) => void;
elements: readonly NonDeletedExcalidrawElement[];
appState: UIAppState;
};
const CustomStats = (props: Props) => {
const [storageSizes, setStorageSizes] = useState<StorageSizes>({
scene: 0,
total: 0,
});
useEffect(() => {
getStorageSizes((sizes) => {
setStorageSizes(sizes);
});
}, [props.elements, props.appState]);
useEffect(() => () => getStorageSizes.cancel(), []);
const version = getVersion();
let hash;
let timestamp;
if (version !== DEFAULT_VERSION) {
timestamp = version.slice(0, 16).replace("T", " ");
hash = version.slice(21);
} else {
timestamp = t("stats.versionNotAvailable");
}
return (
<Stats.StatsRows order={-1}>
<Stats.StatsRow heading>{t("stats.version")}</Stats.StatsRow>
<Stats.StatsRow
style={{ textAlign: "center", cursor: "pointer" }}
onClick={async () => {
try {
await copyTextToSystemClipboard(getVersion());
props.setToast(t("toast.copyToClipboard"));
} catch {}
}}
title={t("stats.versionCopy")}
>
{timestamp}
<br />
{hash}
</Stats.StatsRow>
<Stats.StatsRow heading>{t("stats.storage")}</Stats.StatsRow>
<Stats.StatsRow columns={2}>
<div>{t("stats.scene")}</div>
<div>{nFormatter(storageSizes.scene, 1)}</div>
</Stats.StatsRow>
<Stats.StatsRow columns={2}>
<div>{t("stats.total")}</div>
<div>{nFormatter(storageSizes.total, 1)}</div>
</Stats.StatsRow>
</Stats.StatsRows>
);
};
export default CustomStats;
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