缓存 首页banner

galaxy/galaxy/Classes/Modules/Home(首页)/C/YHHomePageViewController.swift

@@ -9,6 +9,7 @@
 import UIKit
 import ESPullToRefresh
 import GKNavigationBarSwift
+import SmartCodable
 
 let kShowAlertOfSuggestLatestVersion =  "show_alert_suggest_latest_version"
 
@@ -107,6 +108,8 @@ class YHHomePageViewController: YHBaseViewController {
 }
 
 private extension YHHomePageViewController {
+    
+    
     @objc func didSearchBarClicked() {
         let vc = YHSearchInfomationVC()
         vc.searchPlaceHolder = searchView.placeHolder
@@ -115,17 +118,45 @@ private extension YHHomePageViewController {
     }
     
     func getData() {
-        homeHeaderView.homeBannerView.dataArr = [YHBannerModel.localDefaultItem()]
+        homeHeaderView.homeBannerView.dataArr = getLastBannerData()
         loadFirstData()
         getHomeBannerData()
     }
     
+    func getLastBannerData()->[YHBannerModel] {
+        let arrString2 = UserDefaults.standard.value(forKey: "homeBannerData")
+        if let tmp = arrString2 as? String,let dic = tmp.toArray() {
+            guard let result = [YHBannerModel].deserialize(from: dic as? [Any]) else {
+                return [YHBannerModel.localDefaultItem()]
+            }
+            
+            var arrData = result as? [YHBannerModel]
+            if let arr = arrData {
+                if arr.isEmpty {
+                    let model = YHBannerModel.localDefaultItem()
+                    arrData = [model]
+                    
+                } else if arr.count > 10 {
+                    arrData = Array(arrData?[0...9] ?? [])
+                }
+                return arrData!
+            }
+        }
+        
+        return [YHBannerModel.localDefaultItem()]
+    }
+    
     func getHomeBannerData() {
         DispatchQueue.global().async {
             self.viewModel.getHomeBanner(0) {[weak self] success, error in
                 guard let self = self else { return }
                 DispatchQueue.main.async {
                     self.homeHeaderView.homeBannerView.dataArr = self.viewModel.banners ?? [YHBannerModel.localDefaultItem()]
+                    if let arrB = self.viewModel.banners,arrB.count > 0 {
+                        let arrString = arrB.toJSONString()
+                        UserDefaults.standard.set(arrString, forKey: "homeBannerData")
+                        UserDefaults.standard.synchronize()
+                    }
                 }
             }
         }