import { type ClassValue, clsx } from "clsx";
import { twMerge } from "tailwind-merge";
import { getAddress, isAddress as viemIsAddress } from "viem";

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

export function formatAddress(address: string): string {
  try {
    const checksummed = getAddress(address);
    return `${checksummed.slice(0, 6)}...${checksummed.slice(-4)}`;
  } catch {
    return address;
  }
}

export function formatBalance(balance: bigint, decimals: number = 18): string {
  const divisor = BigInt(10 ** decimals);
  const whole = balance / divisor;
  const remainder = balance % divisor;
  const decimalPart = remainder.toString().padStart(decimals, "0").replace(/0+$/, "");
  return decimalPart ? `${whole}.${decimalPart}` : whole.toString();
}

export function isAddress(address: string): boolean {
  return viemIsAddress(address);
}