import { Injectable } from '@nestjs/common';
import { InjectRepository } from '@nestjs/typeorm';
import { Repository } from 'typeorm';
import { SysAgreement } from '../../entity/sysAgreement.entity';

@Injectable()
export class SysAgreementService {
  constructor(
    @InjectRepository(SysAgreement)
    private readonly repo: Repository<SysAgreement>,
  ) {}

  async getList() {
    return this.repo.find({
      order: { create_time: 'DESC' },
    });
  }

  async getAgreement(key: string) {
    return this.repo.findOne({ where: { agreement_key: key } });
  }

  async setAgreement(key: string, title: string, content: string) {
    const existing = await this.repo.findOne({ where: { agreement_key: key } });
    
    if (existing) {
      await this.repo.update(existing.id, {
        title,
        content,
        update_time: Math.floor(Date.now() / 1000),
      });
    } else {
      const agreement = this.repo.create({
        agreement_key: key,
        title,
        content,
        create_time: Math.floor(Date.now() / 1000),
        update_time: Math.floor(Date.now() / 1000),
      });
      await this.repo.save(agreement);
    }
  }
}