fix: 优化首页下拉推送背景渐变效果，修复自定义页面部分组件与下拉推送的滑动冲突问题

app/src/main/java/com/gh/common/iinterface/ISmartRefreshContent.kt

@@ -1,7 +1,5 @@
 package com.gh.common.iinterface
 
-import android.view.View
-
 interface ISmartRefreshContent {
     /**
      * 启用/关闭 页面滑动
@@ -16,6 +14,4 @@ interface ISmartRefreshContent {
      * @param isSwipeRefreshEnabled 是否启用
      */
     fun setSwipeRefreshEnabled(isSwipeRefreshEnabled: Boolean)
-
-    fun provideSlideBackgroundView(): View?
 }

app/src/main/java/com/gh/gamecenter/home/custom/CustomPageFragment.kt

@@ -46,7 +46,6 @@ import com.gh.gamecenter.wrapper.SearchToolbarTabWrapperFragment
 import com.gh.gamecenter.wrapper.SearchToolbarTabWrapperViewModel
 import com.lightgame.download.DataWatcher
 import com.lightgame.download.DownloadEntity
-import com.scwang.smartrefresh.layout.constant.RefreshState
 import org.greenrobot.eventbus.Subscribe
 import org.greenrobot.eventbus.ThreadMode
 
@@ -78,8 +77,6 @@ class CustomPageFragment(private val superiorChain: ISuperiorChain? = null) : La
     private val isInSearchToolbarTabWrapperPage: Boolean
         get() = parentFragment is SearchToolbarTabWrapperFragment
 
-    private var refreshState: RefreshState? = null
-
     private val dataWatcher = object : DataWatcher() {
         override fun onDataChanged(downloadEntity: DownloadEntity) {
             adapter.notifyDownload(downloadEntity)
@@ -204,13 +201,11 @@ class CustomPageFragment(private val superiorChain: ISuperiorChain? = null) : La
             }
         }
 
-        searchToolbarTabWrapperViewModel?.refreshState?.observe(viewLifecycleOwner) {
-            refreshState = it
+        searchToolbarTabWrapperViewModel?.backgroundAlpha?.observe(viewLifecycleOwner) {
             val viewHolder = binding.gameList.findViewHolderForAdapterPosition(0)
             if (viewHolder is OnCustomPageRefreshStateListener) {
-                viewHolder.onRefreshStateChanged(it)
+                viewHolder.onBackgroundAlphaChanged(it)
             }
-
         }
 
         viewModel.loadData()
@@ -471,9 +466,4 @@ class CustomPageFragment(private val superiorChain: ISuperiorChain? = null) : La
             binding.gameRefresh.isEnabled = isSwipeRefreshEnabled
         }
     }
-
-    override fun provideSlideBackgroundView(): View? {
-        val homeSlideView = if (::layoutManager.isInitialized) layoutManager.findViewByPosition(0) else null
-        return homeSlideView?.findViewById(R.id.placeholderView)
-    }
 }

app/src/main/java/com/gh/gamecenter/home/custom/OnCustomPageRefreshStateListener.kt

@@ -1,8 +1,6 @@
 package com.gh.gamecenter.home.custom
 
-import com.scwang.smartrefresh.layout.constant.RefreshState
-
 interface OnCustomPageRefreshStateListener {
 
-    fun onRefreshStateChanged(state: RefreshState)
+    fun onBackgroundAlphaChanged(alpha: Float)
 }

app/src/main/java/com/gh/gamecenter/home/custom/viewholder/CustomHomeAmwayListViewHolder.kt

@@ -5,7 +5,10 @@ import com.gh.common.util.NewLogUtils
 import com.gh.gamecenter.GameDetailActivity
 import com.gh.gamecenter.R
 import com.gh.gamecenter.common.exposure.ExposureSource
-import com.gh.gamecenter.common.utils.*
+import com.gh.gamecenter.common.utils.LeftPagerSnapHelper
+import com.gh.gamecenter.common.utils.dip2px
+import com.gh.gamecenter.common.utils.goneIf
+import com.gh.gamecenter.common.utils.toJson
 import com.gh.gamecenter.core.runOnIoThread
 import com.gh.gamecenter.databinding.HomeAmwayListCustomBinding
 import com.gh.gamecenter.feature.exposure.ExposureEvent
@@ -77,6 +80,7 @@ class CustomHomeAmwayListViewHolder(
 
             if (binding.recyclerView.adapter == null) {
                 binding.recyclerView.adapter = adapter
+                binding.recyclerView.isNestedScrollingEnabled = false
                 val snapHelper = LeftPagerSnapHelper(4F.dip2px())
                 snapHelper.attachToRecyclerView(binding.recyclerView)
             }

app/src/main/java/com/gh/gamecenter/home/custom/viewholder/CustomHomeSlideListViewHolder.kt

@@ -24,7 +24,6 @@ import com.gh.gamecenter.home.custom.adapter.CustomHomeSlideListAdapter
 import com.gh.gamecenter.home.custom.createExposureEvent
 import com.gh.gamecenter.home.custom.model.CustomCommonContentCollectionItem
 import com.gh.gamecenter.home.custom.model.CustomPageItem
-import com.scwang.smartrefresh.layout.constant.RefreshState
 import splitties.views.verticalPadding
 import kotlin.math.abs
 
@@ -47,7 +46,7 @@ class CustomHomeSlideListViewHolder(
     private val isFirst: Boolean
         get() = bindingAdapterPosition == 0
 
-    private var refreshState: RefreshState? = null
+    private var backgroundAlpha: Float = 1F
 
     private lateinit var _item: CustomCommonContentCollectionItem
 
@@ -279,27 +278,20 @@ class CustomHomeSlideListViewHolder(
         }
     }
 
-    override fun onRefreshStateChanged(state: RefreshState) {
-        refreshState = state
-        val selectedPosition = _item.currentPosition
-        if (selectedPosition != -1) {
-            val item = adapter.getItem(selectedPosition)
-            val color = item.placeholderColor.hexStringToIntColor()
-            updateBackground(color)
-        }
+    override fun onBackgroundAlphaChanged(alpha: Float) {
+        backgroundAlpha = alpha
+        binding.backgroundView.alpha = alpha
     }
 
     private fun updateBackground(color: Int) {
-        val isShowPlaceholderColor =
-            refreshState != RefreshState.TwoLevel && refreshState != RefreshState.TwoLevelReleased
-        if (isFirst && isShowPlaceholderColor) {
+        if (isFirst) {
             val gradientDrawable = DrawableView.getGradientDrawable(
                 color,
                 R.color.ui_surface.toColor(binding.root.context), GradientDrawable.Orientation.TOP_BOTTOM, 0f
             )
-            itemView.background = gradientDrawable
+            binding.backgroundView.background = gradientDrawable
         } else {
-            itemView.setBackgroundColor(R.color.ui_surface.toColor(itemView.context))
+            binding.backgroundView.setBackgroundColor(R.color.ui_surface.toColor(itemView.context))
         }
 
     }

app/src/main/java/com/gh/gamecenter/home/custom/viewholder/CustomHomeSlideWithCardsViewHolder.kt

@@ -42,7 +42,6 @@ import com.gh.gamecenter.home.custom.adapter.CustomHomeSlideListAdapter
 import com.gh.gamecenter.home.custom.createExposureEvent
 import com.gh.gamecenter.home.custom.model.CustomCommonContentCollectionItem
 import com.gh.gamecenter.home.custom.model.CustomPageItem
-import com.scwang.smartrefresh.layout.constant.RefreshState
 import kotlin.math.abs
 
 /**
@@ -65,7 +64,7 @@ class CustomHomeSlideWithCardsViewHolder(
     private val isFirst: Boolean
         get() = bindingAdapterPosition == 0
 
-    private var refreshState: RefreshState? = null
+    private var backgroundAlpha: Float = 1F
 
     private lateinit var _item: CustomCommonContentCollectionItem
 
@@ -601,27 +600,20 @@ class CustomHomeSlideWithCardsViewHolder(
         }
     }
 
-    override fun onRefreshStateChanged(state: RefreshState) {
-        refreshState = state
-        val selectedPosition = _item.currentPosition
-        if (selectedPosition != -1) {
-            val item = adapter.getItem(selectedPosition)
-            val color = item.placeholderColor.hexStringToIntColor()
-            updateBackground(color)
-        }
+    override fun onBackgroundAlphaChanged(alpha: Float) {
+        backgroundAlpha = alpha
+        binding.backgroundView.alpha = alpha
     }
 
     private fun updateBackground(color: Int) {
-        val isShowPlaceholderColor =
-            refreshState != RefreshState.TwoLevel && refreshState != RefreshState.TwoLevelReleased
-        if (isFirst && isShowPlaceholderColor) {
+        if (isFirst) {
             val gradientDrawable = DrawableView.getGradientDrawable(
                 color,
                 R.color.ui_surface.toColor(binding.root.context), GradientDrawable.Orientation.TOP_BOTTOM, 0f
             )
-            binding.placeholderView.background = gradientDrawable
+            binding.backgroundView.background = gradientDrawable
         } else {
-            binding.placeholderView.setBackgroundColor(R.color.ui_surface.toColor(itemView.context))
+            binding.backgroundView.setBackgroundColor(R.color.ui_surface.toColor(itemView.context))
         }
     }
 }

app/src/main/java/com/gh/gamecenter/home/custom/viewholder/CustomNavigationViewHolder.kt

@@ -39,6 +39,7 @@ class CustomNavigationViewHolder(
                 binding.rvNavigation.layoutManager = layoutManager
                 binding.rvNavigation.addItemDecoration(GridSpacingItemDecoration(4, 8f.dip2px(), false, 16f.dip2px()))
                 binding.rvNavigation.adapter = adapter
+                binding.rvNavigation.isNestedScrollingEnabled = false
             }
 
             val navigationList = item.data.navigations

app/src/main/java/com/gh/gamecenter/wrapper/SearchToolbarTabWrapperFragment.kt

@@ -756,8 +756,6 @@ class SearchToolbarTabWrapperFragment : BaseTabWrapperFragment(), ISmartRefresh,
                         }
                     }
 
-                    mViewModel.updateRefreshState(newState)
-
                     if (mClipChildren != clipChildren) {
                         mClipChildren = clipChildren
                         wrapperLl.clipChildren = mClipChildren
@@ -833,7 +831,7 @@ class SearchToolbarTabWrapperFragment : BaseTabWrapperFragment(), ISmartRefresh,
                     1 - (offset - mShowTwoLevelStartOffset) / (mTwoLevelOpenOffset - mShowTwoLevelStartOffset).toFloat()
                 tabBgView.alpha = oneLevelAlpha
                 contentBgView.alpha = oneLevelAlpha
-                getValidSmartRefreshContent()?.provideSlideBackgroundView()?.alpha = oneLevelAlpha
+                mViewModel.updateBackgroundAlpha(oneLevelAlpha)
 
                 if (mViewModel.isTabCustomPage(mLastSelectedPosition)) {
                     refreshStatusBarStyle()
@@ -872,7 +870,7 @@ class SearchToolbarTabWrapperFragment : BaseTabWrapperFragment(), ISmartRefresh,
             } else {
                 tabBgView.alpha = 1F
                 contentBgView.alpha = 1F
-                getValidSmartRefreshContent()?.provideSlideBackgroundView()?.alpha = 1F
+                mViewModel.updateBackgroundAlpha(1F)
 
                 if (mViewModel.isTabCustomPage(mLastSelectedPosition)) {
                     refreshStatusBarStyle()

app/src/main/java/com/gh/gamecenter/wrapper/SearchToolbarTabWrapperViewModel.kt

@@ -6,8 +6,9 @@ import com.gh.gamecenter.common.utils.safelyGetInRelease
 import com.gh.gamecenter.entity.MultiTabNav
 import com.gh.gamecenter.livedata.Event
 import com.halo.assistant.HaloApp
-import com.scwang.smartrefresh.layout.constant.RefreshState
-import kotlinx.coroutines.flow.*
+import kotlinx.coroutines.flow.map
+import kotlinx.coroutines.flow.receiveAsFlow
+import kotlinx.coroutines.flow.transformWhile
 
 class SearchToolbarTabWrapperViewModel(
     application: Application,
@@ -18,10 +19,10 @@ class SearchToolbarTabWrapperViewModel(
     var noTabStyle = MultiTabNav.LinkMultiTabNav.TabStyle()
     var appBarOffset = 0
 
-    private val _refreshState = MutableLiveData<RefreshState>()
-    val refreshState: LiveData<RefreshState> = _refreshState
-    fun updateRefreshState(state: RefreshState) {
-        _refreshState.value = state
+    private val _backgroundAlpha = MutableLiveData<Float>()
+    val backgroundAlpha: LiveData<Float> = _backgroundAlpha
+    fun updateBackgroundAlpha(alpha: Float) {
+        _backgroundAlpha.value = alpha
     }
 
     val tabSelectLiveData =

app/src/main/java/com/gh/gamecenter/wrapper/TabWrapperFragment.kt

@@ -98,10 +98,6 @@ class TabWrapperFragment: BaseTabWrapperFragment(), ISmartRefresh, ISmartRefresh
         getCurrentTabEntity()?.showPullDownPush = !isSwipeRefreshEnabled
     }
 
-    override fun provideSlideBackgroundView(): View? {
-        return getValidSmartRefreshContent()?.provideSlideBackgroundView()
-    }
-
     override fun setSmartRefreshEnabled(isEnable: Boolean) {
         (parentFragment as? ISmartRefresh)?.setSmartRefreshEnabled(isEnable)
     }

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

@@ -3,8 +3,17 @@
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:descendantFocusability="blocksDescendants"
-    android:background="@color/ui_surface">
+    android:descendantFocusability="blocksDescendants">
+
+    <View
+        android:id="@+id/backgroundView"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        android:background="@color/ui_surface"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
 
     <androidx.recyclerview.widget.RecyclerView
         android:id="@+id/recycler_view"

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

@@ -1,14 +1,13 @@
 <?xml version="1.0" encoding="utf-8"?>
 <androidx.constraintlayout.widget.ConstraintLayout 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="wrap_content"
     android:clipChildren="false"
     android:descendantFocusability="blocksDescendants">
 
     <View
-        android:id="@+id/placeholderView"
+        android:id="@+id/backgroundView"
         android:layout_width="0dp"
         android:layout_height="0dp"
         android:background="@color/ui_surface"