无状态UI

galaxy/galaxy/Classes/Modules/Home(首页)/Life(生活)/C/YHLifeViewController.swift

@@ -32,6 +32,7 @@ class YHLifeViewController: YHBaseViewController {
         collectinoView.backgroundColor = .white
 //        collectinoView.contentInset = UIEdgeInsets(top: 16, left: 20, bottom: 0, right: 20)
         collectinoView.register(YHLookCollectionViewCell.self, forCellWithReuseIdentifier:YHLookCollectionViewCell.cellReuseIdentifier)
+        collectinoView.register(YHLookNodataCollectionViewCell.self, forCellWithReuseIdentifier:YHLookNodataCollectionViewCell.cellReuseIdentifier)
         collectinoView.register(YHlifeCollectionReusableView.self, forSupplementaryViewOfKind: UICollectionView.elementKindSectionFooter, withReuseIdentifier: YHlifeCollectionReusableView.reuseIdentifier)
         collectinoView.delegate = self
         collectinoView.dataSource = self
@@ -42,12 +43,6 @@ class YHLifeViewController: YHBaseViewController {
         return collectinoView
     }()
     
-    lazy var noDataView: YHEmptyDataView = {
-        let view = YHEmptyDataView.createView("暂无直播", kEmptyCommonBgName)
-        view.isHidden = true
-        return view
-    }()
-    
     override func viewDidLoad() {
         super.viewDidLoad()
         
@@ -89,13 +84,6 @@ extension YHLifeViewController {
         self.viewModel.getLiveList {[weak self] success, error in
             guard let self = self else { return }
             self.myCollectView.reloadData()
-            if hideFlag {
-                if self.viewModel.liveArr.count == 0 {
-                    noDataView.isHidden = false
-                } else {
-                    noDataView.isHidden = true
-                }
-            }
         }
         
         self.viewModel.getSchedulLiveList {[weak self] success, error in
@@ -200,21 +188,12 @@ extension YHLifeViewController {
             make.right.equalToSuperview().offset(-20)
         }
         
-        view.addSubview(noDataView)
-        noDataView.snp.makeConstraints { make in
-            make.centerX.equalToSuperview()
-            make.centerY.equalToSuperview()
-            make.width.equalTo(KScreenWidth)
-            make.height.equalTo(150)
-        }
-        
         myCollectView.es.addYHPullToRefresh {
             self.loadData()
             self.myCollectView.es.stopPullToRefresh()
         }
          
         myCollectView.isHidden = !hideFlag
-        noDataView.isHidden = !hideFlag
     }
     
     func checkLogin()->Bool {
@@ -280,10 +259,17 @@ extension YHLifeViewController: JXSegmentedListContainerViewListDelegate {
 extension YHLifeViewController: UICollectionViewDelegate, UICollectionViewDataSource, UICollectionViewDelegateFlowLayout {
     
     func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
+        if self.viewModel.liveArr.count == 0 {
+            return 1
+        }
         return self.viewModel.liveArr.count
     }
     
     func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {
+        if self.viewModel.liveArr.count == 0 {
+            let cell = collectionView.dequeueReusableCell(withReuseIdentifier: YHLookNodataCollectionViewCell.cellReuseIdentifier, for: indexPath) as! YHLookNodataCollectionViewCell
+            return cell
+        }
         let cell = collectionView.dequeueReusableCell(withReuseIdentifier: YHLookCollectionViewCell.cellReuseIdentifier, for: indexPath) as! YHLookCollectionViewCell
         cell.dataSource = self.viewModel.liveArr[indexPath.row]
         
@@ -321,6 +307,13 @@ extension YHLifeViewController: UICollectionViewDelegate, UICollectionViewDataSo
         }
         return CGSize(width: KScreenWidth, height: 0) // 根据需要设置高度
     }
+    
+    func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, sizeForItemAt indexPath: IndexPath) -> CGSize {
+        if self.viewModel.liveArr.count == 0 {
+            return CGSize(width: KScreenWidth - 40, height: 250)
+        }
+        return CGSize(width: (KScreenWidth - 52)/2, height: 222)
+    }
 }
 
 class YHLookCollectionViewCell: UICollectionViewCell {
@@ -425,3 +418,34 @@ class YHLookCollectionViewCell: UICollectionViewCell {
     }
     
 }
+
+class YHLookNodataCollectionViewCell: UICollectionViewCell {
+    static let cellReuseIdentifier = "YHLookNodataCollectionViewCell"
+    
+    lazy var noDataView: YHEmptyDataView = {
+        let view = YHEmptyDataView.createView("暂无直播", kEmptyCommonBgName)
+        return view
+    }()
+
+    required init?(coder: NSCoder) {
+        super.init(coder: coder)
+    }
+    
+    override init(frame: CGRect) {
+        super.init(frame: frame)
+        setupUI()
+    }
+    
+    private func setupUI() {
+        contentView.addSubview(noDataView)
+        noDataView.snp.makeConstraints { make in
+            make.centerX.equalToSuperview()
+            make.centerY.equalToSuperview()
+            make.width.equalToSuperview()
+            make.height.equalTo(150)
+        }
+
+    }
+    
+}
+