Fix "load more" bug

app/src/main/java/io/eelo/appinstaller/categories/category/CategoryActivity.kt

@@ -108,6 +108,7 @@ class CategoryActivity : AppCompatActivity(), ApplicationManagerServiceConnectio
                     progressBar.visibility = View.GONE
                     loadMoreContainer.visibility = View.GONE
                 } else {
+                    loadMoreContainer.visibility = View.GONE
                     isLoadingMoreApplications = false
                 }
             } else {

app/src/main/java/io/eelo/appinstaller/search/SearchFragment.kt

@@ -140,6 +140,7 @@ class SearchFragment : Fragment(), SearchView.OnQueryTextListener, SearchView.On
                     progressBar.visibility = View.GONE
                     loadMoreContainer.visibility = View.GONE
                 } else {
+                    loadMoreContainer.visibility = View.GONE
                     isLoadingMoreApplications = false
                 }
             } else {

app/src/main/java/io/eelo/appinstaller/search/model/SearchModel.kt

@@ -53,14 +53,16 @@ class SearchModel : SearchModelInterface {
 
     override fun onSearchComplete(error: Error?, applicationList: ArrayList<Application>) {
         if (error == null) {
-            if (pageNumber > 1 && this.applicationList.value != null) {
-                val combinedAppList = this.applicationList.value!!
-                combinedAppList.addAll(applicationList)
-                this.applicationList.value = combinedAppList
-            } else {
-                this.applicationList.value = applicationList
+            if (applicationList.isNotEmpty()) {
+                if (pageNumber > 1 && this.applicationList.value != null) {
+                    val combinedAppList = this.applicationList.value!!
+                    combinedAppList.addAll(applicationList)
+                    this.applicationList.value = combinedAppList
+                } else {
+                    this.applicationList.value = applicationList
+                }
             }
-            if (applicationList.isEmpty()) {
+            else {
                 screenError.value = Error.NO_RESULTS
             }
         } else {