Update blacklist UI

Update new functionality/streamline the blacklist UI.

app/src/main/java/org/oxycblt/auxio/loading/LoadingFragment.kt

@@ -13,6 +13,7 @@ import androidx.fragment.app.viewModels
 import androidx.navigation.fragment.findNavController
 import org.oxycblt.auxio.R
 import org.oxycblt.auxio.databinding.FragmentLoadingBinding
+import org.oxycblt.auxio.logD
 import org.oxycblt.auxio.music.MusicStore
 
 /**
@@ -72,6 +73,8 @@ class LoadingFragment : Fragment() {
             loadingModel.load(requireContext())
         }
 
+        logD("Fragment created")
+
         return binding.root
     }
 

app/src/main/java/org/oxycblt/auxio/settings/blacklist/BlacklistDialog.kt

@@ -5,12 +5,16 @@ import android.os.Environment
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import androidx.core.view.children
+import androidx.core.view.isVisible
 import androidx.fragment.app.activityViewModels
+import androidx.recyclerview.widget.RecyclerView
 import com.afollestad.materialdialogs.MaterialDialog
-import com.afollestad.materialdialogs.WhichButton
-import com.afollestad.materialdialogs.actions.setActionButtonEnabled
+import com.afollestad.materialdialogs.customview.getCustomView
 import com.afollestad.materialdialogs.files.folderChooser
 import com.afollestad.materialdialogs.files.selectedFolder
+import com.afollestad.materialdialogs.internal.list.DialogRecyclerView
+import com.afollestad.materialdialogs.utils.invalidateDividers
 import com.google.android.material.bottomsheet.BottomSheetDialogFragment
 import org.oxycblt.auxio.R
 import org.oxycblt.auxio.databinding.FragmentBlacklistBinding
@@ -37,41 +41,59 @@ class BlacklistDialog : BottomSheetDialogFragment() {
 
         binding.blacklistRecycler.adapter = adapter
         binding.blacklistAdd.setOnClickListener {
-            MaterialDialog(requireActivity()).show {
-                positiveButton(R.string.label_add) {
-                    onFolderSelected()
-                }
+            showFileDialog()
+        }
 
-                negativeButton()
-
-                folderChooser(
-                    requireContext(),
-                    initialDirectory = File(Environment.getExternalStorageDirectory().absolutePath),
-                    waitForPositiveButton = false,
-                    emptyTextRes = R.string.error_no_dirs
-                )
-
-                // Still need to force-reenable the positive button even after flagging the
-                // disabling as false when setting up the file chooser
-                // Gotta love third-party libraries
-                setActionButtonEnabled(WhichButton.POSITIVE, true)
-            }
+        binding.blacklistCancel.setOnClickListener {
+            dismiss()
         }
 
         // --- VIEWMODEL SETUP ---
 
         blacklistModel.paths.observe(viewLifecycleOwner) { paths ->
             adapter.submitList(paths)
+
+            binding.blacklistEmptyText.isVisible = paths.isEmpty()
         }
 
         return binding.root
     }
 
+    private fun showFileDialog() {
+        MaterialDialog(requireActivity()).show {
+            positiveButton(R.string.label_add) {
+                onFolderSelected()
+            }
+
+            negativeButton()
+
+            folderChooser(
+                requireContext(),
+                initialDirectory = File(Environment.getExternalStorageDirectory().absolutePath),
+                waitForPositiveButton = false,
+                emptyTextRes = R.string.error_no_dirs
+            )
+
+            // Once again remove the ugly dividers from the dialog, but now with an even
+            // worse solution.
+            invalidateDividers(showTop = false, showBottom = false)
+
+            val recycler = (getCustomView() as ViewGroup)
+                .children.filterIsInstance<DialogRecyclerView>().firstOrNull()
+
+            recycler?.addOnScrollListener(object : RecyclerView.OnScrollListener() {
+                override fun onScrolled(recyclerView: RecyclerView, dx: Int, dy: Int) {
+                    invalidateDividers(showTop = false, showBottom = false)
+                }
+            })
+        }
+    }
+
     private fun MaterialDialog.onFolderSelected() {
         selectedFolder()?.absolutePath?.let { path ->
             // Due to how Auxio's navigation flow works, dont allow the main root directory
             // to be excluded, as that would lead to the user being stuck at the "No Music Found"
-            // error.
+            // screen.
             if (path == Environment.getExternalStorageDirectory().absolutePath) {
                 getString(R.string.error_folder_would_brick_app)
                     .createToast(requireContext())

app/src/main/java/org/oxycblt/auxio/settings/blacklist/BlacklistViewModel.kt

@@ -8,6 +8,9 @@ class BlacklistViewModel : ViewModel() {
     private val mPaths = MutableLiveData(mutableListOf<String>())
     val paths: LiveData<MutableList<String>> get() = mPaths
 
+    var modified = false
+        private set
+
     fun addPath(path: String) {
         if (mPaths.value!!.contains(path)) {
             return

app/src/main/res/drawable/ic_add.xml

@@ -1,11 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="30dp"
-    android:height="30dp"
-    android:viewportWidth="24"
-    android:viewportHeight="24"
-    android:tint="?attr/colorControlNormal">
-  <path
-      android:fillColor="@android:color/white"
-      android:pathData="M19,13h-6v6h-2v-6H5v-2h6V5h2v6h6v2z"/>
-</vector>

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

@@ -28,33 +28,30 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:overScrollMode="never"
-            tools:itemCount="2"
+            tools:itemCount="1"
             tools:listitem="@layout/item_blacklist_entry"
             app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
             app:layout_constraintTop_toBottomOf="@+id/blacklist_header" />
 
         <TextView
-            android:id="@+id/blacklist_add"
-            style="@style/ItemText.Primary"
-            android:padding="@dimen/margin_medium"
+            android:id="@+id/blacklist_empty_text"
             android:layout_width="match_parent"
-            android:layout_marginStart="0dp"
-            android:text="@string/label_add"
-            android:gravity="center_vertical|start"
-            android:background="@drawable/ui_ripple"
-            android:textAppearance="@style/TextAppearance.AppCompat.Subhead"
-            app:drawableStartCompat="@drawable/ic_add"
-            android:drawablePadding="@dimen/padding_medium"
+            android:layout_height="wrap_content"
+            android:fontFamily="@font/inter_semibold"
+            android:textAlignment="center"
+            android:padding="16dp"
+            android:text="@string/label_empty_blacklist"
+            android:textAppearance="?android:attr/textAppearanceLarge"
+            android:textColor="?android:attr/textColorSecondary"
             app:layout_constraintTop_toBottomOf="@+id/blacklist_recycler" />
 
         <Button
             android:id="@+id/blacklist_cancel"
             style="@style/Widget.Button.Dialog"
             android:layout_marginEnd="@dimen/padding_small"
-            android:layout_marginTop="@dimen/margin_medium"
             android:text="@android:string/cancel"
             app:layout_constraintEnd_toStartOf="@+id/blacklist_confirm"
-            app:layout_constraintTop_toBottomOf="@+id/blacklist_add" />
+            app:layout_constraintTop_toTopOf="@+id/blacklist_add" />
 
         <Button
             android:id="@+id/blacklist_confirm"
@@ -65,6 +62,15 @@
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintTop_toTopOf="@+id/blacklist_cancel" />
 
+        <Button
+            android:id="@+id/blacklist_add"
+            style="@style/Widget.Button.Dialog"
+            android:layout_marginTop="@dimen/margin_medium"
+            android:layout_marginStart="@dimen/margin_medium"
+            android:text="@string/label_add"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/blacklist_empty_text" />
+
 
     </androidx.constraintlayout.widget.ConstraintLayout>