From 60da08cdbcc3821dc4ff84e783d04224eb9a7b20 Mon Sep 17 00:00:00 2001
From: antonio <antoniocappiello.play@gmail.com>
Date: Sat, 12 Aug 2023 23:25:00 +0200
Subject: [PATCH] feat: implemented folder download feature for on-screen
 visible files (not folder and files in subfolder)

---
 .../tempo/ui/fragment/DirectoryFragment.java  | 41 +++++++++++++++++++
 app/src/main/res/menu/directory_page_menu.xml |  9 ++++
 2 files changed, 50 insertions(+)
 create mode 100644 app/src/main/res/menu/directory_page_menu.xml

diff --git a/app/src/main/java/com/cappielloantonio/tempo/ui/fragment/DirectoryFragment.java b/app/src/main/java/com/cappielloantonio/tempo/ui/fragment/DirectoryFragment.java
index f4746d73..aad8f7ee 100644
--- a/app/src/main/java/com/cappielloantonio/tempo/ui/fragment/DirectoryFragment.java
+++ b/app/src/main/java/com/cappielloantonio/tempo/ui/fragment/DirectoryFragment.java
@@ -3,10 +3,14 @@ package com.cappielloantonio.tempo.ui.fragment;
 import android.content.ComponentName;
 import android.os.Bundle;
 import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
 
 import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
 import androidx.core.view.ViewCompat;
 import androidx.fragment.app.Fragment;
 import androidx.lifecycle.ViewModelProvider;
@@ -19,14 +23,21 @@ import androidx.recyclerview.widget.LinearLayoutManager;
 import com.cappielloantonio.tempo.R;
 import com.cappielloantonio.tempo.databinding.FragmentDirectoryBinding;
 import com.cappielloantonio.tempo.interfaces.ClickCallback;
+import com.cappielloantonio.tempo.model.Download;
 import com.cappielloantonio.tempo.service.MediaManager;
 import com.cappielloantonio.tempo.service.MediaService;
+import com.cappielloantonio.tempo.subsonic.models.Child;
 import com.cappielloantonio.tempo.ui.activity.MainActivity;
 import com.cappielloantonio.tempo.ui.adapter.MusicDirectoryAdapter;
 import com.cappielloantonio.tempo.util.Constants;
+import com.cappielloantonio.tempo.util.DownloadUtil;
+import com.cappielloantonio.tempo.util.MappingUtil;
 import com.cappielloantonio.tempo.viewmodel.DirectoryViewModel;
 import com.google.common.util.concurrent.ListenableFuture;
 
+import java.util.List;
+import java.util.stream.Collectors;
+
 @UnstableApi
 public class DirectoryFragment extends Fragment implements ClickCallback {
     private static final String TAG = "DirectoryFragment";
@@ -39,6 +50,18 @@ public class DirectoryFragment extends Fragment implements ClickCallback {
 
     private ListenableFuture<MediaBrowser> mediaBrowserListenableFuture;
 
+    @Override
+    public void onCreate(@Nullable Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setHasOptionsMenu(true);
+    }
+
+    @Override
+    public void onCreateOptionsMenu(@NonNull Menu menu, @NonNull MenuInflater inflater) {
+        super.onCreateOptionsMenu(menu, inflater);
+        inflater.inflate(R.menu.directory_page_menu, menu);
+    }
+
     @Override
     public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
         activity = (MainActivity) getActivity();
@@ -71,6 +94,24 @@ public class DirectoryFragment extends Fragment implements ClickCallback {
         bind = null;
     }
 
+    @Override
+    public boolean onOptionsItemSelected(@NonNull MenuItem item) {
+        if (item.getItemId() == R.id.action_download_directory) {
+            directoryViewModel.loadMusicDirectory(getArguments().getString(Constants.MUSIC_DIRECTORY_ID)).observe(getViewLifecycleOwner(), directory -> {
+                if (isVisible() && getActivity() != null) {
+                    List<Child> songs = directory.getChildren().stream().filter(child -> !child.isDir()).collect(Collectors.toList());
+                    DownloadUtil.getDownloadTracker(requireContext()).download(
+                            MappingUtil.mapDownloads(songs),
+                            songs.stream().map(Download::new).collect(Collectors.toList())
+                    );
+                }
+            });
+            return true;
+        }
+
+        return false;
+    }
+
     private void initAppBar() {
         activity.setSupportActionBar(bind.toolbar);
 
diff --git a/app/src/main/res/menu/directory_page_menu.xml b/app/src/main/res/menu/directory_page_menu.xml
new file mode 100644
index 00000000..f91577b6
--- /dev/null
+++ b/app/src/main/res/menu/directory_page_menu.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+    <item
+        android:id="@+id/action_download_directory"
+        android:icon="@drawable/ic_file_download"
+        android:title="@string/menu_download_all_button"
+        app:showAsAction="never" />
+</menu>
\ No newline at end of file