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

//
class InstallService extends CrudService {
  constructor(ctx) {
    super(ctx, 'install');
    this.dataIndex = path.resolve('app', 'public', 'defaultData');
  }

  async init() {
    // await this.initDict();
    // await this.initAdmin();
    // await this.initSelfShop();
    // await this.initTestCustomer();
    // await this.initGoodsTags();
    await this.initConfig();
  }

  async initConfig() {
    const model = this.ctx.model.System.Config;
    const num = await model.count({});
    if (num > 0) return;
    const p = path.resolve(this.dataIndex, 'config.js');
    const data = require(p);
    await model.create(data);
  }

  async initGoodsTags() {
    const model = this.ctx.model.System.GoodsTags;
    const p = path.resolve(this.dataIndex, 'goodsTags.js');
    const data = require(p);
    const loop = async (list, pid, level = 1) => {
      for (const i of list) {
        const { children = [], label, code } = i;
        let pdata;
        pdata = await model.findOne({ code });
        if (!pdata) pdata = await model.create({ label, code, pid, level });
        if (children.length > 0) loop(children, pdata._id, level + 1);
      }
    };
    await loop(data);
  }

  /**
   * 初始化测试顾客
   */
  async initTestCustomer() {
    const model = this.ctx.model.User.User;
    await model.deleteMany({ name: '测试用户', phone: '11111111111' });
    // const num = await model.count({ code: 'self' });
    // if (num > 0) return;
    // const p = path.resolve(this.dataIndex, 'user.js');
    // const data = require(p);
    // await model.create(data);
  }


  /**
   * 初始化自营店
   */
  async initSelfShop() {
    const model = this.ctx.model.Shop.Shop;
    const num = await model.count({ code: 'self' });
    if (num > 0) return;
    const p = path.resolve(this.dataIndex, 'selfShop.js');
    const data = require(p);
    await model.create(data);
  }

  /**
   * 初始化超级管理员
   */
  async initAdmin() {
    const model = this.ctx.model.User.Admin;
    const num = await model.count();
    if (num > 0) return;
    const p = path.resolve(this.dataIndex, 'admin.js');
    const data = require(p);
    await model.create(data);
  }

  /**
   * 初始化字典
   */
  async initDict() {
    const indexModel = this.ctx.model.Dev.DictIndex;
    const dataModel = this.ctx.model.Dev.DictData;
    const p = path.resolve(this.dataIndex, 'dict.js');
    const data = require(p);
    for (const i of data) {
      const { children, ...others } = i;
      const num = await indexModel.count({ code: others.code });
      if (num > 0) continue;
      await indexModel.create(others);
      const newChildren = children.map(i => ({ ...i, code: others.code }));
      await dataModel.insertMany(newChildren);
    }
  }
}

module.exports = InstallService;