'use strict';
const { CrudService } = require('naf-framework-mongoose-free/lib/service');
const { isNullOrUndefined, trimData } = require('naf-core').Util;
const { BusinessError, ErrorCode } = require('naf-core').Error;
const _ = require('lodash');
const assert = require('assert');
const { ObjectId } = require('mongoose').Types;

// 通知通告
class NoticeService extends CrudService {
  constructor(ctx) {
    super(ctx, 'notice');
    this.model = this.ctx.model.Notice;
    this.usermodel = this.ctx.model.User;
  }
  async query({ user_id, ...query }, { skip = 0, limit = 0 } = {}) {
    const condition = { ...query };
    if (user_id) condition.receive_user = { $elemMatch: { user_id: ObjectId(user_id) } };
    const data = await this.model.find(condition).skip(parseInt(skip)).limit(parseInt(limit));
    if (data.length === 0) throw new BusinessError(ErrorCode.DATA_NOT_EXIST);
    return data;
  }
  async create(body) {
    const { type } = body;
    const user = await this.usermodel.find();
    let userList = user.filter(i => i.type !== '0');
    if (type !== '3') {
      if (type === '0') {
        for (const val of userList) {
          body.receive_user.push({ user_id: val._id, user_name: val.nickname, status: '0' });
        }
      } else if (type === '1') {
        userList = userList.filter(i => i.type === '1');
        for (const val of userList) {
          body.receive_user.push({ user_id: val._id, user_name: val.nickname, status: '0' });
        }
      } else if (type === '2') {
        userList = userList.filter(i => i.type === '2');
        for (const val of userList) {
          body.receive_user.push({ user_id: val._id, user_name: val.nickname, status: '0' });
        }
      }
    }
    await this.model.create(body);
  }
  // 修改
  async updateRead({ id, user_id, status }) {
    const data = await this.model.findById(id);
    if (!data) throw new BusinessError(ErrorCode.USER_NOT_EXIST);
    for (const val of data.receive_user) {
      if (ObjectId(val.user_id).equals(user_id)) val.status = status;
    }
    await this.model.updateOne({ _id: ObjectId(id) }, data);
    return await this.model.findById(id);
  }
}

module.exports = NoticeService;