'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 moment = require('moment');

//
class PayOrderService extends CrudService {
  constructor(ctx) {
    super(ctx, 'payorder');
    this.model = this.ctx.model.Race.PayOrder;
    this.payService = this.ctx.service.wxpay;
    this.matchSignModel = this.ctx.model.Race.MatchSign;
    this.billModel = this.ctx.model.Race.Bill;
  }
  async beforeCreate(data) {
    if (!_.get(data, 'order_no')) data.order_no = this.getOrderNo();
    return data;
  }

  async afterCreate(body, data) {
    const wxSign = await this.payService.create(data);
    return { data, wxSign };
  }

  async afterUpdate(filter, body, data) {
    await this.syncData(data);
    return data;
  }
  // 同步修改----针对账单
  async syncData(data) {
    const { status } = data;
    // 未支付状态不做处理
    if (status === '0') return data;
    // 支付失败也不做处理
    if (status === '-1') return data;
    // 只有支付成功和退款才进行操作;不过这个退款是走线下,其实也没有
    if (status === '-3') throw new BusinessError(ErrorCode.DATA_INVALID, '退款应该是线下退款');
    const obj = _.pick(data, [ 'match_id', 'group_id', 'project_id' ]);
    const { _id: pay_id, status: pay_status, payer_id: user_id, money } = data;
    // 报名数据
    const signData = { ...obj, pay_id, pay_status, user_id };
    // 账单数据
    const billData = { ...obj, pay_id, payer_id: data.payer_id, type: '1', time: moment().format('YYYY-MM-DD HH:mm:ss'), is_pay: pay_status, money };
    // 生成报名数据,与账单数据. 如果失败,则删除报名数据并提示联系管理员
    const sign = await this.matchSignModel.create(signData);
    try {
      await this.billModel.create(billData);
    } catch (error) {
      await this.matchSignModel.deleteOne({ _id: sign._id });
      throw new BusinessError(ErrorCode.SERVICE_FAULT, '支付失败,请联系管理员处理该报名情况');
    }
  }

  getOrderNo() {
    return `ONCAPPRACE${moment().format('YYYYMMDDHHmmss')}-${_.random(1, 999999)}`;
  }
}

module.exports = PayOrderService;