quickapp_front/src/helper/index.js

import wxpay from '@service.wxpay';
import alipay from '@service.alipay';
import { getConfigOfWxPay, getConfigOfAliPay } from "../api";

export const pageLoad = (meta, fn, params) => {
  return new Promise(async (resolve, reject) => {
    if (meta.current_page) {
      if (meta.next_page_url) {
        let ret = await fn(params);
        resolve(ret);
      } else reject("last page");
    } else {
      console.log("first page");
      let ret = await fn(params);
      resolve(ret);
    }
  })
}

// 支付配置
export const configWxPay = async (params) => {
  let config = await getConfigOfWxPay(params);
  console.log("pay config", config);
  let prepayid = config.prepay_id;
  // app中的配置信息
  let extraAppConfig = {
    app_id: config.appId,
    partner_id: "",
    package_value: "",
    nonce_str: config.nonce_str,
    time_stamp: "",
    order_sign: config.sign
  }
  // web端的配置信息
  let extraWebConfig = {
    mweb_url: "http://www.baidu.com"
  }
  let payType = wxpay.getType();
  let ret = null;
  console.log(payType);
  // return;
  switch (payType) {
    case "APP": ret = await useWxPay(prepayid, extraAppConfig); break;
    case "MWEB": ret = await useWxPay(prepayid, extraWebConfig); break;
    default: ret = "app not install or wx pay is not avaliable";
  }

  console.log(ret);
}

let useWxPay = (prepayid, extra) => {
  return new Promise((resolve, reject) => {
    console.log(prepayid);
    console.log(extra);
    wxpay.pay({
      prepayid: prepayid,
      extra: extra,
      success: (data) => {
        console.log("success", data);
        // app中返回prepayid web中返回final_url
        resolve(data);
      },
      fail: (data, code) => {
        console.log("error");
        console.log(data, code);
        reject({ data, code });
      },
      cancel: () => {
        console.log("user cancel");
        reject({ message: "user cancel" });
      }
    })
  })
}

// 配置支付宝支付
export const configAliPay = (params) => {
  return new Promise(async (resolve) => {
    let orderInfo = await getConfigOfAliPay(params);
    alipay.pay({
      orderInfo: orderInfo,
      callback: (ret) => {
        console.log("alipay cb", ret);
        resolve({ code: ret.resultStatus, result: ret.result ? JSON.parse(ret.result) : "" })
      }
    })
  })
}