第一次进入加载刷新

librx/Base.lproj/Main.storyboard

@@ -1014,7 +1014,7 @@
                         </connections>
                     </tableView>
                     <connections>
-                        <segue destination="331-bv-LXb" kind="modal" identifier="showPostDetailsSegue" id="dIc-VY-jD3"/>
+                        <segue destination="331-bv-LXb" kind="showDetail" identifier="showPostDetailsSegue" id="dIc-VY-jD3"/>
                         <segue destination="rvR-19-yLR" kind="show" identifier="showUserDetailsSegue" id="cuN-Eg-MZE"/>
                     </connections>
                 </tableViewController>
@@ -1714,6 +1714,6 @@
     </resources>
     <inferredMetricsTieBreakers>
         <segue reference="I0Y-8O-UgT"/>
-        <segue reference="a1A-OB-cPM"/>
+        <segue reference="dIc-VY-jD3"/>
     </inferredMetricsTieBreakers>
 </document>

librx/StorysTableViewController.swift

@@ -70,7 +70,7 @@ class StorysTableViewController: UITableViewController {
             // mark start refreshing
             self.refreshControl?.beginRefreshing()
             refresh()
-            self.isFirstTime = false
+            
         }
 
        
@@ -168,6 +168,7 @@ class StorysTableViewController: UITableViewController {
         print("refreshing...")
         postsLoader.load(completion: { [weak self] (posts, error) in
             if let selfView = self {
+                selfView.isFirstTime = false
                 selfView.posts = posts
                 selfView.tableView.reloadData()
                 selfView.refreshControl?.endRefreshing()