securityos/components/system/Taskbar/StartButton/index.tsx

78 lines
2.3 KiB
TypeScript

import StartButtonIcon from "components/system/Taskbar/StartButton/StartButtonIcon";
import StyledStartButton from "components/system/Taskbar/StartButton/StyledStartButton";
import useTaskbarContextMenu from "components/system/Taskbar/useTaskbarContextMenu";
import { useState } from "react";
import { ICON_PATH, USER_ICON_PATH } from "utils/constants";
import { getDpi, imageSrc, imageSrcs, isSafari, label } from "utils/functions";
type StartButtonProps = {
startMenuVisible: boolean;
toggleStartMenu: (showMenu?: boolean) => void;
};
const StartButton: FC<StartButtonProps> = ({
startMenuVisible,
toggleStartMenu,
}) => {
const [preloaded, setPreloaded] = useState(false);
const preloadIcons = async (): Promise<void> => {
const supportsImageSrcSet = !isSafari();
const preloadedLinks = [
...document.querySelectorAll("link[rel=preload]"),
] as HTMLLinkElement[];
const { default: startMenuIcons } = await import(
"public/.index/startMenuIcons.json"
);
startMenuIcons?.forEach((icon) => {
const link = document.createElement(
"link"
) as HTMLElementWithPriority<HTMLLinkElement>;
link.as = "image";
link.fetchPriority = "high";
link.rel = "preload";
link.type = "image/webp";
if (icon.startsWith(ICON_PATH) || icon.startsWith(USER_ICON_PATH)) {
if (supportsImageSrcSet) {
link.imageSrcset = imageSrcs(icon, 48, ".webp");
} else {
const [href] = imageSrc(icon, 48, getDpi(), ".webp").split(" ");
link.href = href;
}
} else {
link.href = icon;
}
if (
!preloadedLinks.some(
(preloadedLink) =>
(link.imageSrcset &&
preloadedLink?.imageSrcset?.endsWith(link.imageSrcset)) ||
(link.href && preloadedLink?.href?.endsWith(link.href))
)
) {
document.head.append(link);
}
});
setPreloaded(true);
};
return (
<StyledStartButton
$active={startMenuVisible}
onClick={() => toggleStartMenu()}
onMouseOver={preloaded ? undefined : preloadIcons}
{...label("Start")}
{...useTaskbarContextMenu(true)}
>
<StartButtonIcon />
</StyledStartButton>
);
};
export default StartButton;