DoTouchAI/apps/api/src/wallet/exceptions/insufficient-balance.exception.ts

/**
 * 余额不足异常 - 402 状态码（类似 Payment Required）
 */
import { HttpException, HttpStatus } from '@nestjs/common';

export class InsufficientBalanceException extends HttpException {
  constructor(
    message = '余额不足',
    public readonly required: bigint,
    public readonly available: bigint,
  ) {
    super(
      { statusCode: HttpStatus.PAYMENT_REQUIRED, message, required: Number(required), available: Number(available) },
      HttpStatus.PAYMENT_REQUIRED,
    );
  }
}