import { Injectable } from '@nestjs/common'; import { ErrorCode } from 'src/common/constants/error-codes'; import { BusinessException } from 'src/common/exceptions/business.exception'; export enum CaptchaContext { SEND_SMS = 'send_sms', PASSKEY = 'passkey', } @Injectable() export class CaptchaService { public async generate(context: CaptchaContext, ip: string, userId?: string) { await this.checkRateLimit(ip, context) } public async verify(token: string, ip: string, userId?: string) { } private async checkRateLimit(ip: string, context: CaptchaContext) { /** @todo */ throw new BusinessException({ code: ErrorCode.CAPTCHA_RARE_LIMIT, message: '服务器处理不过来了,过会儿再试试吧', }); } }