...

app/src/main/java/com/base/scanqr/bean/AdScanBean.kt

+package com.base.scanqr.bean
+
+import com.google.android.gms.ads.nativead.NativeAd
+
+class AdScanBean : ScanBean("AD") {
+    var ad: NativeAd? = null
+}
\ No newline at end of file

app/src/main/java/com/base/scanqr/ui/main/HistoryAdapter.kt

@@ -4,6 +4,8 @@ import android.content.Context
 import android.view.View
 import android.view.ViewGroup
 import com.base.scanqr.R
+import com.base.scanqr.ads.AdsMgr
+import com.base.scanqr.bean.AdScanBean
 import com.base.scanqr.bean.EmailUIBean
 import com.base.scanqr.bean.FunctionUIBean.Companion.KEY_CONTACT
 import com.base.scanqr.bean.FunctionUIBean.Companion.KEY_EMAIL
@@ -20,12 +22,14 @@ import com.base.scanqr.bean.ScanBean
 import com.base.scanqr.bean.TextUIBean
 import com.base.scanqr.bean.WebsiteUIBean
 import com.base.scanqr.bean.WifiUIBean
+import com.base.scanqr.databinding.ItemAdBinding
 import com.base.scanqr.databinding.ItemHistoryBinding
 import com.base.scanqr.ui.adapter.CommonViewHolder
 import com.base.scanqr.utils.DateUtils.formatTimeAgo
 import com.base.scanqr.utils.LogEx
 import com.base.scanqr.utils.XmlEx.inflate
 import com.chad.library.adapter4.BaseQuickAdapter
+import com.google.android.gms.ads.nativead.NativeAd
 
 class HistoryAdapter : BaseQuickAdapter<ScanBean, CommonViewHolder>() {
 
@@ -35,6 +39,21 @@ class HistoryAdapter : BaseQuickAdapter<ScanBean, CommonViewHolder>() {
 
     override fun onBindViewHolder(holder: CommonViewHolder, position: Int, item: ScanBean?) {
         item ?: return
+        if (item.scanType == "AD") {
+            val binding = ItemAdBinding.bind(holder.itemView)
+            if (item is AdScanBean) {
+                if (item.ad == null) {
+                    AdsMgr.showNative(binding.flAd, R.layout.layout_admob_item, nativeCallBack = { ad ->
+                        if (ad is NativeAd) {
+                            LogEx.logDebug(TAG, "ad is NativeAd")
+                            item.ad = ad
+                        }
+                    })
+                } else {
+                    item.ad?.let { binding.flAd.setNativeAd(it, R.layout.layout_admob_item) }
+                }
+            }
+        } else {
             val binding = ItemHistoryBinding.bind(holder.itemView)
             LogEx.logDebug(TAG, "item.scanType=${item.scanType}")
             when (item.scanType) {
@@ -96,8 +115,15 @@ class HistoryAdapter : BaseQuickAdapter<ScanBean, CommonViewHolder>() {
                 itemClick?.invoke(item)
             }
         }
+    }
+
+    override fun getItemViewType(position: Int, list: List<ScanBean>): Int {
+        val item = list[position]
+        return if (item.scanType == "AD") 0 else 1
+    }
 
     override fun onCreateViewHolder(context: Context, parent: ViewGroup, viewType: Int): CommonViewHolder {
-        return CommonViewHolder(R.layout.item_history.inflate(parent))
+        val id = if (viewType == 0) R.layout.item_ad else R.layout.item_history
+        return CommonViewHolder(id.inflate(parent))
     }
 }
\ No newline at end of file

app/src/main/java/com/base/scanqr/ui/main/HistoryFragment.kt

@@ -8,6 +8,7 @@ import androidx.core.view.updatePadding
 import androidx.lifecycle.ViewModelProvider
 import com.base.scanqr.R
 import com.base.scanqr.base.BaseFragment
+import com.base.scanqr.bean.AdScanBean
 import com.base.scanqr.bean.FunctionUIBean
 import com.base.scanqr.bean.ScanBean
 import com.base.scanqr.databinding.FragmentHistoryBinding
@@ -166,7 +167,11 @@ class HistoryFragment : BaseFragment<FragmentHistoryBinding>(FragmentHistoryBind
             val qrState = if (isCreateOrScan) 0 else 1
             val createList = viewModel.historyList.filter { it.createType == qrState }
             binding.llEmpty.isVisible = createList.isEmpty()
-            adapter?.submitList(sortList(createList))
+            val sortList = sortList(createList).toMutableList()
+            if (sortList.size > 3) {
+                sortList.add(3, AdScanBean())
+            }
+            adapter?.submitList(sortList)
         }
         if (viewModel.dataRefreshFinish.get()) {
             uiRefresh.invoke()

app/src/main/res/layout/item_ad.xml

+<?xml version="1.0" encoding="utf-8"?>
+<com.base.scanqr.ads.NativeParentView xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/fl_ad"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:layout_marginHorizontal="16dp"
+    android:layout_marginVertical="8dp"
+    android:background="@drawable/bg_ecf6ff_20"
+    android:minHeight="133dp">
+
+    <io.supercharge.shimmerlayout.ShimmerLayout
+        android:id="@+id/shimmerLayout"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:layout_marginHorizontal="16dp"
+        app:shimmer_angle="25"
+        app:shimmer_animation_duration="2000"
+        app:shimmer_auto_start="true"
+        app:shimmer_color="#33ffffff"
+        app:shimmer_mask_width="0.2">
+
+        <ImageView
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:background="@mipmap/czhanweitu"
+            tools:ignore="ContentDescription,ImageContrastCheck" />
+
+    </io.supercharge.shimmerlayout.ShimmerLayout>
+
+</com.base.scanqr.ads.NativeParentView>
\ No newline at end of file

app/src/main/res/layout/item_history.xml

 <?xml version="1.0" encoding="utf-8"?>
 <androidx.cardview.widget.CardView xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="62dp"
     android:layout_marginHorizontal="16dp"
-    android:layout_marginVertical="8dp">
+    android:layout_marginVertical="8dp"
+    app:cardBackgroundColor="@color/white"
+    app:cardCornerRadius="10dp">
 
     <LinearLayout
         android:layout_width="match_parent"