微信小程序request请求封装

var app = getApp();
function request(url,postData,doSuccess,doFail,doComplete){
   var host = getApp().conf.host;
   wx.request({
    url: host+url,
    data:postData,
    method: 'POST', 
    success: function(res){
     if(typeof doSuccess == "function"){
       doSuccess(res);
     }
    },
    fail: function() {
     if(typeof doFail == "function"){
       doFail();
     }
    },
    complete: function() {
     if(typeof doComplete == "function"){
       doComplete();
     }
    }
   });
 }
}

module.exports.request = request;