service-htyd/app/service/cash.js

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

// 提现
class CashService extends CrudService {
  constructor(ctx) {
    super(ctx, 'cash');
    this.model = this.ctx.model.Cash;
    this.record = this.ctx.model.Record;
    this.card = this.ctx.model.Card;
    this.charge = 0.06; // 6%
  }

  async create(data) {
    const { b_point, i_point, e_point, mobile } = data;
    const user = await this.card.findOne({ mobile });
    if (!user) throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '为找到提现的用户信息');
    if (!b_point) data.b_point = user.points; // 手动赋值
    if (e_point || e_point === 0) {
      // 说明存在剩余积分,直接用
      user.points = e_point;
    } else {
      user.points = user.points - (i_point + _.ceil(i_point * 0.06));
      data.e_point = user.points;
    }
    await this.model.create(data);
    await user.save();
    const record = _.pick(user, [ 'mobile', 'name' ]);
    record.points = -i_point;
    record.opera = '提现';
    record.params = { charge: -_.ceil(i_point * 0.06) };
    try {
      await this.record.create(record);
    } catch (error) {
      this.logger.error(`积分记录添加失败${JSON.stringify(record)}`);
    }
  }
}

module.exports = CashService;