sails-hook-blacksails/api/services/helpers/SeedHelper.js

A Sails Micro-app architecture framework

import _ from 'lodash';
import faker from 'faker';

module.exports = {
  
  /**
   *
   * Generate seed data 
   * @param {*} {
   *     size,
   *     model,
   *     data,
   *     include,
   *     locales = ['zh_TW', 'zh_CN', 'en', 'de'],
   *   }
   * @returns {Array}
   */
  async create({
    size,
    model,
    data,
    include,
    locales = ['zh_TW', 'zh_CN', 'en', 'de'],
  }) {
    const items = [];
    try {
      const inputHasNull = ValidatorHelper.checkNull({
        size,
        model,
      });
      sails.log.debug(`[SeedHelper] Create Seed Data for model ${model.name}...`);
      if (inputHasNull) {
        throw Error(MESSAGE.BAD_REQUEST.NO_REQUIRED_PARAMETER(inputHasNull));
      }
      // eslint-disable-next-line
      const add = (data, options) => {
        // sails.log('[SeedHelper] Add Seed=>', data, options);
        return new Promise((resolve, reject) =>
          model
            .create(data, options)
            .then(result => resolve(result.get({ plain: true })))
            .catch(err => reject(err)));
      };
      _.range(size).forEach((i) => {
        faker.seed(parseInt(i + new Date().getTime(), 10));
        faker.locale = locales[faker.random.number(locales.length - 1)];
        items.push(add(data(i), {
          include,
          raw : true,
        }));
      });
      return await Promise.all(items);
    } catch (e) {
      sails.log.error(e);
      throw e;
    }
  },
};