supermemory/packages/ui/lib/utils.ts

import { type ClassValue, clsx } from "clsx";
import { twMerge } from "tailwind-merge";

export function cn(...inputs: ClassValue[]) {
  return twMerge(clsx(inputs));
}

export function formatBytes(
  bytes: number,
  opts: {
    decimals?: number;
    sizeType?: "accurate" | "normal";
  } = {},
) {
  const { decimals = 0, sizeType = "normal" } = opts;

  const sizes = ["Bytes", "KB", "MB", "GB", "TB"];
  const accurateSizes = ["Bytes", "KiB", "MiB", "GiB", "TiB"];
  if (bytes === 0) return "0 Byte";
  const i = Math.floor(Math.log(bytes) / Math.log(1024));
  return `${(bytes / Math.pow(1024, i)).toFixed(decimals)} ${
    sizeType === "accurate" ? accurateSizes[i] ?? "Bytest" : sizes[i] ?? "Bytes"
  }`;
}

export function absoluteUrl(path: string) {
  return `${process.env.NEXT_PUBLIC_APP_URL}${path}`;
}

/**
 * Stole this from the @radix-ui/primitive
 * @see https://github.com/radix-ui/primitives/blob/main/packages/core/primitive/src/primitive.tsx
 */
export function composeEventHandlers<E>(
  originalEventHandler?: (event: E) => void,
  ourEventHandler?: (event: E) => void,
  { checkForDefaultPrevented = true } = {},
) {
  return function handleEvent(event: E) {
    originalEventHandler?.(event);

    if (
      checkForDefaultPrevented === false ||
      !(event as unknown as Event).defaultPrevented
    ) {
      return ourEventHandler?.(event);
    }
  };
}