Function PluginUI

packages/plugin-ui/src/PluginUI.tsx:87–224

(props: PluginUIProps)

};

export const PluginUI = (props: PluginUIProps) => {
  const [showAbout, setShowAbout] = useState(false);
  const [showLoading, setShowLoading] = useState(false);
  const [hasHandledInitialLoad, setHasHandledInitialLoad] = useState(false);

  const [previewExpanded, setPreviewExpanded] = useState(false);
  const [previewViewMode, setPreviewViewMode] = useState<
    "desktop" | "mobile" | "precision"
  >("precision");
  const [previewBgColor, setPreviewBgColor] = useState<"white" | "black">(
    "white",
  );

  useEffect(() => {
    if (!props.isLoading) {
      setShowLoading(false);
      setHasHandledInitialLoad(true);
      return;
    }

    if (hasHandledInitialLoad) {
      setShowLoading(true);
      return;
    }

    // On plugin startup, the UI waits for a ready handshake before the first conversion.
    // Delay the loader only for that initial pass to avoid a one-frame loading flash.
    const timer = window.setTimeout(() => {
      setShowLoading(true);
    }, LOADING_INDICATOR_DELAY_MS);

    return () => window.clearTimeout(timer);
  }, [props.isLoading]);

  if (props.isLoading) return showLoading ? <Loading /> : null;

  const isEmpty = props.code === "";
  const warnings = props.warnings ?? [];

  return (
    <TooltipProvider>
      <div className="flex flex-col h-full overflow-hidden bg-background text-foreground">
        <div className="px-2 py-1.5 dark:bg-card">
          <div className="flex gap-1 bg-muted dark:bg-card rounded-lg p-0.5">
            <FrameworkTabs
              frameworks={frameworks}
              selectedFramework={props.selectedFramework}
              setSelectedFramework={props.setSelectedFramework}
              showAbout={showAbout}
              setShowAbout={setShowAbout}
            />
            <Button
              variant="ghost"
              size="icon"
              className={`h-8 w-8 rounded-md ${
                showAbout
                  ? "bg-primary text-primary-foreground shadow-xs hover:bg-primary hover:text-primary-foreground dark:hover:bg-primary"
                  : "bg-muted text-foreground hover:bg-primary/90 hover:text-primary-foreground dark:hover:bg-primary/90"