/**  * 接口公共訪問方法  * @param {Object} urlPath 訪問路徑  * @param {Object} params 訪問參數（json格式）  * @param {Object} requestCode 訪問碼，返回處理使用  * @param {Object} onSuccess 成功回調  * @param {Object} onErrorBefore 失敗回調  * @param {Object} onComplete 請求完成（不管成功或失?。┗卣{  * @param {Object} isVerify 是否驗證重復提交  * @param {Object} requestType 請求類型（默認POST）  * @param {Object} retry 訪問失敗重新請求次數（默認1次）  */ webCall: function (urlPath, params, requestCode, onSuccess, onErrorBefore, onComplete, isVerify, requestType, retry) {  var params = arguments[1] ? arguments[1] : {};  //var requestCode = arguments[2] ? arguments[2] : 1;  var onSuccess = arguments[3] ? arguments[3] : function () { };  var onErrorBefore = arguments[4] ? arguments[4] : this.onError;  var onComplete = arguments[5] ? arguments[5] : this.onComplete;  var isVerify = arguments[6] ? arguments[6] : false;  var requestType = arguments[7] ? arguments[7] : "POST";  var retry = arguments[8] ? arguments[8] : 1;  var that = this;  //防止重復提交，相同請求間隔時間不能小于500毫秒  var nowTime = new Date().getTime();  if (this.requestCount[urlPath] && (nowTime - this.requestCount[urlPath]) < 500) {   return;  }  this.requestCount[urlPath] = nowTime;  //是否驗證重復提交  if (isVerify) {   if (this.verifyCount[urlPath]) {    return;   }   this.verifyCount[urlPath] = true; //重復驗證開關開啟  }  console.log("發起網絡請求, 路徑:" + (that.apiHost + urlPath) + ", 參數:" + JSON.stringify(params));  wx.request({   url: that.apiHost + urlPath,   data: params,   method: requestType, // OPTIONS, GET, HEAD, POST, PUT, DELETE, TRACE, CONNECT   header: {    'content-type': requestType == 'POST' ?     'application/x-www-form-urlencoded' : 'application/json'   }, // 設置請求的 header   success: function (res) {    console.log("返回結果：" + JSON.stringify(res.data));    if (res.data) {     if (res.data.statusCode == 200) { //訪問成功      onSuccess(res.data, requestCode);     } else if (res.data.statusCode == 300000001) { // 未登錄      that.isLogin = false;      onErrorBefore(0, res.data.message, requestCode);     } else {      onErrorBefore(0, res.data.message == null ? "請求失敗 , 請重試" : res.data.message, requestCode);     }    } else {     onErrorBefore(0, "請求失敗 , 請重試", requestCode);    }   },   fail: function (res) {    retry--;    console.log("網絡訪問失?。?quot; + JSON.stringify(res));    if (retry > 0) return that.webCall(urlPath, params, requestCode, onSuccess, onErrorBefore, onComplete, requestType, retry);   },   complete: function (res) {    onComplete(requestCode);    //請求完成后，2秒后重復驗證的開關關閉    if (isVerify) {     setTimeout(function () {      that.verifyCount[urlPath] = false;     }, 2000);    }   }  }) }

 complete: function (res) {    onComplete(requestCode);    //請求完成后，2秒后重復驗證的開關關閉    if (isVerify) {     setTimeout(function () {      that.verifyCount[urlPath] = false;     }, 2000);    }   }  })

 // 請求 home banner 數據  wx.showNavigationBarLoading();  app.webCall("/app/homeBanner", {}, QUERY_BANNER, this.onSuccess, this.onErrorBefore, this.onComplete);

 /**  * 接口訪問成功返回  * @param {Object} data  * @param {Object} requestCode  */ onSuccess: function (data, requestCode) {   var that = this;  switch (requestCode) {   case QUERY_BANNER:    that.setData({ bannerData: (data ? data.data : []) });    break;  }

/**  * 接口訪問完成  * @param {Object} resultCode  */ onComplete: function (resultCode) {  console.log("home onComplete1");  if (--mCurrentRequestNums <= 0) {   wx.hideNavigationBarLoading();  } }