修复了视频上的盲板

RainbowPlanet/RainbowPlanet/Modules/CommunityModule/CommunityVideoContent/ViewController/CommunityVideoListController.swift

@@ -389,13 +389,12 @@ extension CommunityVideoListController {
             if videoListMdl?.pagination?.currentPage == 1{
                 self?.videoItemList?.removeAll()
                 self?.collectionView.resetNoMoreData()
+                self?.videoItemList = videoListMdl?.data
             }
-            if self?.videoItemList == nil {
+            if self?.videoItemList?.isEmpty ?? true {
                 self?.navBackBtn.isHidden = false
                 self?.blurEffectView.isHidden = false
                 self?.placeLabel.isHidden = false
-                self?.videoItemList = (videoListMdl?.data)!
-                
             }else {
                 self?.navBackBtn.isHidden = true
                 self?.blurEffectView.isHidden = true