优化会员中心页面埋点

galaxy/galaxy/Classes/Modules/Mine（我的）/C/YHMemberCenterViewController.swift

@@ -15,7 +15,7 @@ class YHMemberCenterViewController: YHBaseViewController {
         case action(_ title: String, _ detail: String, _ imageStr: String, _ ratio: CGFloat, _ buttonStr: String, _ buttonState: YHMemberCenterActionButton.ButtonState, _ id: String, _ contentType: YHMemberCenterCellContent)
     }
 
-    private var currentLevel: YHMembershipLevel = .normal
+    private var currentLevel: YHMembershipLevel? // = .normal
 
     private var viewModel = YHMemberCenterViewModel()
 
@@ -69,7 +69,9 @@ class YHMemberCenterViewController: YHBaseViewController {
     
     private func switchCard(_ level: YHMembershipLevel) {
         bgIcon.image = UIImage(named: level.bgIconTitle())
+        if let currentLevel = currentLevel {
             YHAnalytics.timeEnd(currentLevel.logKey)
+        }
         currentLevel = level
         YHAnalytics.timeStrat(level.logKey)
         if let info = viewModel.memberCenterInfo {
@@ -89,14 +91,18 @@ class YHMemberCenterViewController: YHBaseViewController {
             requestData(isNeedLoading: true)
         } else {
             requestData(isNeedLoading: false)
-        }
+            if let currentLevel = currentLevel {
                 YHAnalytics.timeStrat(currentLevel.logKey)
             }
+        }
+    }
     
     override func viewWillDisappear(_ animated: Bool) {
         super.viewWillDisappear(animated)
+        if let currentLevel = currentLevel {
             YHAnalytics.timeEnd(currentLevel.logKey)
         }
+    }
 
     private func setupUI() {
         gk_navBarAlpha = 0
@@ -182,7 +188,9 @@ class YHMemberCenterViewController: YHBaseViewController {
             }
         }
         let myLevel = YHMembershipLevel(rawValue: memberCenterInfo.currentLevel) ?? .normal
-        
+        guard let currentLevel = currentLevel else {
+            return
+        }
         switch currentLevel {
         case .normal:
             datas.append(.myPrivilege(myLevel, myLevel.privilegeCount, memberCenterInfo.exchangeCount, memberCenterInfo.exchangedCount, memberCenterInfo.currentLevel > YHMembershipLevel.normal.rawValue))