import { Injectable, NotFoundException } from '@nestjs/common';
import { ActiveRecallRepository } from './active-recall.repository';

@Injectable()
export class ActiveRecallService {
  constructor(private readonly repository: ActiveRecallRepository) {}

  async findByUserId(userId: string) {
    return this.repository.findByUserId(userId);
  }

  async submit(userId: string, questionId: string, body: any) {
    const question = await this.repository.findById(questionId);
    if (!question) throw new NotFoundException('问题不存在');
    return this.repository.createAnswer(userId, questionId, body);
  }
}