server/app/middleware/errorEmail.js

'use strict';
const _ = require('lodash');
module.exports = (options) => {
  return async function errorEmail(ctx, next) {
    console.log('line 5 in function:');
    try {
      await next();
    } catch (e) {
      let errcode = -1,
        errmsg = '服务发生错误',
        details;
      const emailData = {};
      if (_.isNumber(e.errcode)) {
        errcode = _.get(e, 'errcode');
        errmsg = _.get(e, 'errmsg');
        details = _.get(e, 'details');
        emailData.errmsg = errmsg;
        emailData.details = details;
      } else {
        emailData.errmsg = e.stack;
      }
      emailData.errcode = errcode;
      // 未定义的错误需要发邮件,定义的错误不需要
      if (!_.isNumber(e.errcode)) {
        ctx.service.util.email.errorEmail(emailData);
      }
      ctx.fail(errcode, errmsg, details);
    }
  };
};