历史消息优化

@@ -71,7 +71,7 @@ const getMsgHistory = (encryptedUid, endTime) => {
         params.endTime = endTime;
     }
 
-    return api.post(urls.msgHistory, params);
+    return api.post(urls.msgHistory, params, {timeout: 5000});
 };
 
 module.exports = {

@@ -11,6 +11,7 @@ var $ = require('yoho-jquery'),
     uuid = require('uuid'),
     emojiMap = require('./emoji-map'),
     editArea = require('./edit-area'),
+    serviceApi = require('./service-api'),
     broswer = require('./broswer'),
     socketChat = require('./socket-chat'),
     socketConf = require('./socket-config');
@@ -781,6 +782,9 @@ function pageInit() {
      * 获取历史聊天记录
      */
     function fetchHistoryMsg() {
+        if(processInfo.loadingHistory) {
+            return;
+        }
         processInfo.loadingHistory = true;
         var msgList = [];
         var data = {
@@ -790,11 +794,9 @@ function pageInit() {
         if (endTime) {
             data.endTime = endTime;
         }
-        $.ajax({
-            type: 'POST',
-            url: '/service/history',
-            data: data,
-            success: function(res) {
+
+        serviceApi.history(data)
+            .done(function(res) {
                 if (res && res.code === 200) {
                     if (processInfo.hasMore) {
                         msgList = res.data.records || [];
@@ -802,9 +804,13 @@ function pageInit() {
                     }
                     $history.hide();
                     processInfo.scrollLoad = true;
+                } else {
+                    processInfo.loadingHistory = false;
                 }
-            }
-        });
+            })
+            .fail(function() {
+                processInfo.loadingHistory = false;
+            });
     }
 
     // 用户信息获取并初始化socket连接

+/**
+ * 前端Ajax请求封装
+ * @author LQ <qi.li@yoho.cn>
+ * @date 2017/03/14
+ */
+
+var $ = require('yoho-jquery');
+
+var reqUrls = {
+    history: '/service/history'
+};
+
+var _ajax = function(method, reqUrl, params) {
+    return  $.ajax({
+        type: method || "GET",
+        url: reqUrl,
+        data: params
+    });
+};
+
+/**
+ * 历史消息
+ * @param params 参数对象
+ */
+exports.history = function(params) {
+    return  _ajax("POST", reqUrls.history, params);
+};