fixed inf scroll on tv

app/src/main/java/com/lagradost/cloudstream3/ui/home/HomeChildItemAdapter.kt

@@ -8,7 +8,6 @@ import androidx.recyclerview.widget.RecyclerView
 import com.lagradost.cloudstream3.R
 import com.lagradost.cloudstream3.SearchResponse
 import com.lagradost.cloudstream3.ui.search.SearchClickCallback
-import com.lagradost.cloudstream3.ui.search.SearchResponseDiffCallback
 import com.lagradost.cloudstream3.ui.search.SearchResultBuilder
 import com.lagradost.cloudstream3.utils.UIHelper.IsBottomLayout
 import com.lagradost.cloudstream3.utils.UIHelper.toPx
@@ -43,6 +42,7 @@ class HomeChildItemAdapter(
     override fun onBindViewHolder(holder: RecyclerView.ViewHolder, position: Int) {
         when (holder) {
             is CardViewHolder -> {
+                holder.itemCount = itemCount // i know ugly af
                 holder.bind(cardList[position], position)
             }
         }
@@ -58,7 +58,7 @@ class HomeChildItemAdapter(
 
     fun updateList(newList: List<SearchResponse>) {
         val diffResult = DiffUtil.calculateDiff(
-            SearchResponseDiffCallback(this.cardList, newList)
+            HomeChildDiffCallback(this.cardList, newList)
         )
 
         cardList.clear()
@@ -71,7 +71,7 @@ class HomeChildItemAdapter(
     constructor(
         itemView: View,
         private val clickCallback: (SearchClickCallback) -> Unit,
-        private val itemCount: Int,
+        var itemCount: Int,
         private val nextFocusUp: Int? = null,
         private val nextFocusDown: Int? = null,
         private val isHorizontal: Boolean = false
@@ -128,3 +128,19 @@ class HomeChildItemAdapter(
         }
     }
 }
+
+class HomeChildDiffCallback(
+    private val oldList: List<SearchResponse>,
+    private val newList: List<SearchResponse>
+) :
+    DiffUtil.Callback() {
+    override fun areItemsTheSame(oldItemPosition: Int, newItemPosition: Int) =
+        oldList[oldItemPosition].name == newList[newItemPosition].name
+
+    override fun getOldListSize() = oldList.size
+
+    override fun getNewListSize() = newList.size
+
+    override fun areContentsTheSame(oldItemPosition: Int, newItemPosition: Int) =
+        oldList[oldItemPosition] == newList[newItemPosition] && oldItemPosition < oldList.size - 1 // always update the last item
+}

app/src/main/java/com/lagradost/cloudstream3/ui/home/HomeFragment.kt

@@ -46,6 +46,7 @@ import com.lagradost.cloudstream3.ui.search.*
 import com.lagradost.cloudstream3.ui.search.SearchHelper.handleSearchClickCallback
 import com.lagradost.cloudstream3.ui.settings.SettingsFragment.Companion.isTrueTvSettings
 import com.lagradost.cloudstream3.ui.settings.SettingsFragment.Companion.isTvSettings
+import com.lagradost.cloudstream3.utils.AppUtils.isRecyclerScrollable
 import com.lagradost.cloudstream3.utils.AppUtils.loadSearchResult
 import com.lagradost.cloudstream3.utils.AppUtils.setMaxViewPoolSize
 import com.lagradost.cloudstream3.utils.Coroutines.ioSafe
@@ -211,7 +212,8 @@ class HomeFragment : Fragment() {
 
                     val count = adapter.itemCount
                     val currentHasNext = adapter.hasNext
-                    if (!recyclerView.canScrollVertically(1) && currentHasNext && expandCount != count) {
+                    //!recyclerView.canScrollVertically(1)
+                    if (!recyclerView.isRecyclerScrollable() && currentHasNext && expandCount != count) {
                         expandCount = count
                         ioSafe {
                             expandCallback?.invoke(name)?.let { newExpand ->

app/src/main/java/com/lagradost/cloudstream3/ui/home/HomeParentItemAdapter.kt

@@ -13,6 +13,7 @@ import com.lagradost.cloudstream3.R
 import com.lagradost.cloudstream3.ui.search.SearchClickCallback
 import com.lagradost.cloudstream3.ui.search.SearchFragment.Companion.filterSearchResponse
 import com.lagradost.cloudstream3.ui.settings.SettingsFragment.Companion.isTvSettings
+import com.lagradost.cloudstream3.utils.AppUtils.isRecyclerScrollable
 import kotlinx.android.synthetic.main.homepage_parent.view.*
 
 
@@ -181,7 +182,15 @@ class ParentItemAdapter(
 
                     val count = adapter.itemCount
                     val hasNext = adapter.hasNext
-                    if (!recyclerView.canScrollHorizontally(1) && hasNext && expandCount != count) {
+                    /*println(
+                        "scolling ${recyclerView.isRecyclerScrollable()} ${
+                            recyclerView.canScrollHorizontally(
+                                1
+                            )
+                        }"
+                    )*/
+                    //!recyclerView.canScrollHorizontally(1)
+                    if (!recyclerView.isRecyclerScrollable() && hasNext && expandCount != count) {
                         expandCount = count
                         expandCallback?.invoke(name)
                     }
@@ -211,9 +220,4 @@ class SearchDiffCallback(
 
     override fun areContentsTheSame(oldItemPosition: Int, newItemPosition: Int): Boolean =
         oldList[oldItemPosition] == newList[newItemPosition]
-    //{
-    //    val ret = oldList[oldItemPosition].list.list.size == newList[newItemPosition].list.list.size
-    //    println(">>>>>>>>>>>>>>>> $ret ${oldList[oldItemPosition].list.list.size} == ${newList[newItemPosition].list.list.size}")
-    //    return ret
-    //}
 }

app/src/main/java/com/lagradost/cloudstream3/utils/AppUtils.kt

@@ -26,6 +26,7 @@ import androidx.appcompat.app.AppCompatActivity
 import androidx.core.content.ContextCompat
 import androidx.core.text.HtmlCompat
 import androidx.core.text.toSpanned
+import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView
 import androidx.tvprovider.media.tv.PreviewChannelHelper
 import androidx.tvprovider.media.tv.TvContractCompat
@@ -58,6 +59,13 @@ object AppUtils {
             recycledViewPool.setMaxRecycledViews(i, maxPoolSize)
     }
 
+    fun RecyclerView.isRecyclerScrollable(): Boolean {
+        val layoutManager =
+            this.layoutManager as? LinearLayoutManager?
+        val adapter = adapter
+        return if (layoutManager == null || adapter == null) false else layoutManager.findLastCompletelyVisibleItemPosition() < adapter.itemCount - 2
+    }
+
     //fun Context.deleteFavorite(data: SearchResponse) {
     //    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) return
     //    normalSafeApiCall {