'use strict';

const Service = require('egg').Service;
const assert = require('assert');
const moment = require('moment');
// const _ = require('lodash');
class ColumnService extends Service {
  async create({ name, code, menuList }) {
    assert(name, '名称不存在');
    assert(code, '编码不存在');
    const { Column: model } = this.ctx.model;
    const createAt = moment().format('x');
    try {
      await model.create({ name, code, menuList, createAt });
      return { errmsg: '', errcode: 0 };
    } catch (error) {
      throw new Error({ errcode: -2001, errmsg: '添加失败' });
    }
  }
  async update({ name, code, id, menuList }) {
    assert(id, 'id不存在');
    const { Column: model } = this.ctx.model;
    try {
      await model.findByIdAndUpdate(id, { name, code, menuList });
      return { errmsg: '', errcode: 0 };
    } catch (error) {
      throw new Error({ errcode: -2001, errmsg: '修改失败' });
    }
  }
  async del({ id }) {
    assert(id, 'id不存在');
    const { Column: model } = this.ctx.model;
    const { Content: Contentmodel } = this.ctx.model;
    try {
      // 当前数据
      const res = await model.findById(id);
      // 复杂查询文章数据
      const contentList = await Contentmodel.where('columnList').in(res.code);
      contentList.filter(async p => {
        const columnList = p.columnList.filter(e => e !== res.code);
        await Contentmodel.findByIdAndUpdate(p._id, { columnList });
      });
      await model.findByIdAndDelete(id);
      return { errmsg: '', errcode: 0 };
    } catch (error) {
      throw new Error({ errcode: -2001, errmsg: '删除失败' });
    }
  }
  // async query() {
  //   const { Column: model } = this.ctx.model;
  //   const { adminUser: usermodel } = this.ctx.model;
  //   const jwt = this.app.middleware.jwt(this.app.config.jwt);

  //   try {
  //     const userInfo = await usermodel.findById(jwt.userId);
  //     const menus = [];
  //     userInfo.roleList.forEach(async e => {
  //       const res = await model.where('roleLise').in(e);
  //       menus.push(...res);
  //     });
  //     const list = _.uniqWith(menus, _.isEqual);
  //     return { errmsg: '', errcode: 0, data: list };
  //   } catch (error) {
  //     throw new Error({ errcode: -2001, errmsg: '查询失败' });
  //   }
  // }
  async query({ skip, limit, filter }) {
    const { Column: model } = this.ctx.model;
    try {
      let res;
      if (skip && limit) {
        res = await model.find(filter).skip(skip * limit).limit(limit);
      } else {
        res = await model.find(filter);
      }
      return { errmsg: '', errcode: 0, data: res };
    } catch (error) {
      throw new Error({ errcode: -2001, errmsg: '查询失败' });
    }
  }
}

module.exports = ColumnService;