[enhancement] Improve the UX of Manage folders screen: Hide Add Folde…

…r button when reaching bottom item of the list.
ARK-Builders · Oct 17, 2023 · 3c593e1 · 3c593e1
1 parent 4e96c0b
commit 3c593e1
Showing 1 changed file with 21 additions and 0 deletions.
diff --git a/app/src/main/java/dev/arkbuilders/navigator/presentation/screen/folders/FoldersFragment.kt b/app/src/main/java/dev/arkbuilders/navigator/presentation/screen/folders/FoldersFragment.kt
@@ -11,6 +11,7 @@ import androidx.fragment.app.Fragment
 import androidx.fragment.app.viewModels
 import androidx.lifecycle.lifecycleScope
 import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
 import by.kirich1409.viewbindingdelegate.viewBinding
 import dev.arkbuilders.navigator.R
 import dev.arkbuilders.navigator.data.utils.LogTags.FOLDERS_SCREEN
@@ -97,6 +98,26 @@ class FoldersFragment : Fragment(R.layout.fragment_folders) {
         binding.fabAddRoots.setOnClickListener {
             openRootPickerDialog(null)
         }
+
+        binding.rvRoots.addOnScrollListener(object: RecyclerView.OnScrollListener() {
+            override fun onScrollStateChanged(
+                recyclerView: RecyclerView,
+                newState: Int
+            ) {
+                super.onScrollStateChanged(recyclerView, newState)
+
+                //Reach the end of the list
+                if (!binding.rvRoots.canScrollVertically(1)) {
+                    if (binding.fabAddRoots.visibility == View.VISIBLE) {
+                        binding.fabAddRoots.visibility = View.GONE
+                    }
+                } else {
+                    if (binding.fabAddRoots.visibility == View.GONE) {
+                        binding.fabAddRoots.visibility = View.VISIBLE
+                    }
+                }
+            }
+        })
     }
 
     private fun render(state: FoldersState) = with(state) {