core/apps/webapp/app/components/ui/resizable.tsx

import type { ImperativePanelHandle } from "react-resizable-panels";

import { DragHandleDots2Icon } from "@radix-ui/react-icons";
import React from "react";
import * as ResizablePrimitive from "react-resizable-panels";

import { cn } from "../../lib/utils";

const ResizablePanelGroup = ({
  className,
  ...props
}: React.ComponentProps<typeof ResizablePrimitive.PanelGroup>) => (
  <ResizablePrimitive.PanelGroup
    className={cn(
      "flex h-full w-full data-[panel-group-direction=vertical]:flex-col",
      className,
    )}
    {...props}
  />
);

const ResizablePanel = ResizablePrimitive.Panel;

const ResizableHandle = ({
  withHandle,
  className,
  ...props
}: React.ComponentProps<typeof ResizablePrimitive.PanelResizeHandle> & {
  withHandle?: boolean;
}) => (
  <ResizablePrimitive.PanelResizeHandle
    className={cn(
      "bg-background-1 focus-visible:ring-ring relative flex w-px items-center justify-center after:absolute after:inset-y-0 after:left-1/2 after:w-1 after:-translate-x-1/2 focus-visible:ring-1 focus-visible:ring-offset-1 focus-visible:outline-none data-[panel-group-direction=vertical]:h-px data-[panel-group-direction=vertical]:w-full data-[panel-group-direction=vertical]:after:left-0 data-[panel-group-direction=vertical]:after:h-1 data-[panel-group-direction=vertical]:after:w-full data-[panel-group-direction=vertical]:after:translate-x-0 data-[panel-group-direction=vertical]:after:-translate-y-1/2 [&[data-panel-group-direction=vertical]>div]:rotate-90",
      className,
    )}
    {...props}
  >
    {withHandle && (
      <div className="bg-border z-10 flex h-4 w-3 items-center justify-center rounded-sm border">
        <DragHandleDots2Icon className="h-2.5 w-2.5" />
      </div>
    )}
  </ResizablePrimitive.PanelResizeHandle>
);

export { ResizablePanelGroup, ResizablePanel, ResizableHandle };
export type { ImperativePanelHandle };