From 2faba71df0eee5f1944e51ae1899e5002e514381 Mon Sep 17 00:00:00 2001
From: antonio <antoniocappiello.play@gmail.com>
Date: Sun, 28 Jan 2024 18:02:48 +0100
Subject: [PATCH] feat: Implemented shuffle feature for downloaded songs based
 on the set filter

---
 .idea/gradle.xml                              |  5 ++--
 .../ui/adapter/DownloadHorizontalAdapter.java | 27 +++++++++++++++++++
 .../tempo/ui/fragment/DownloadFragment.java   | 14 ++++++++++
 app/src/main/res/layout/fragment_download.xml | 15 ++++++++---
 .../res/layout/item_horizontal_download.xml   |  3 ++-
 app/src/main/res/values/strings.xml           |  1 +
 6 files changed, 58 insertions(+), 7 deletions(-)

diff --git a/.idea/gradle.xml b/.idea/gradle.xml
index a33cee77..0897082f 100644
--- a/.idea/gradle.xml
+++ b/.idea/gradle.xml
@@ -4,16 +4,15 @@
   <component name="GradleSettings">
     <option name="linkedExternalProjectsSettings">
       <GradleProjectSettings>
-        <option name="testRunner" value="GRADLE" />
-        <option name="distributionType" value="DEFAULT_WRAPPED" />
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
-        <option name="gradleJvm" value="17" />
+        <option name="gradleJvm" value="#GRADLE_LOCAL_JAVA_HOME" />
         <option name="modules">
           <set>
             <option value="$PROJECT_DIR$" />
             <option value="$PROJECT_DIR$/app" />
           </set>
         </option>
+        <option name="resolveExternalAnnotations" value="false" />
       </GradleProjectSettings>
     </option>
   </component>
diff --git a/app/src/main/java/com/cappielloantonio/tempo/ui/adapter/DownloadHorizontalAdapter.java b/app/src/main/java/com/cappielloantonio/tempo/ui/adapter/DownloadHorizontalAdapter.java
index d4f26e19..82c43231 100644
--- a/app/src/main/java/com/cappielloantonio/tempo/ui/adapter/DownloadHorizontalAdapter.java
+++ b/app/src/main/java/com/cappielloantonio/tempo/ui/adapter/DownloadHorizontalAdapter.java
@@ -33,6 +33,7 @@ public class DownloadHorizontalAdapter extends RecyclerView.Adapter<DownloadHori
     private String filterValue;
 
     private List<Child> songs;
+    private List<Child> shuffling;
     private List<Child> grouped;
 
     public DownloadHorizontalAdapter(ClickCallback click) {
@@ -82,6 +83,7 @@ public class DownloadHorizontalAdapter extends RecyclerView.Adapter<DownloadHori
 
         this.songs = songs;
         this.grouped = groupSong(songs);
+        this.shuffling = shufflingSong(new ArrayList<>(songs));
 
         notifyDataSetChanged();
     }
@@ -90,6 +92,10 @@ public class DownloadHorizontalAdapter extends RecyclerView.Adapter<DownloadHori
         return grouped.get(id);
     }
 
+    public List<Child> getShuffling() {
+        return shuffling;
+    }
+
     @Override
     public int getItemViewType(int position) {
         return position;
@@ -136,6 +142,27 @@ public class DownloadHorizontalAdapter extends RecyclerView.Adapter<DownloadHori
         return songs;
     }
 
+    private List<Child> shufflingSong(List<Child> songs) {
+        if (filterValue == null) {
+            return songs;
+        }
+
+        switch (filterKey) {
+            case Constants.DOWNLOAD_TYPE_TRACK:
+                return songs.stream().filter(child -> child.getId().equals(filterValue)).collect(Collectors.toList());
+            case Constants.DOWNLOAD_TYPE_ALBUM:
+                return songs.stream().filter(child -> Objects.equals(child.getAlbumId(), filterValue)).collect(Collectors.toList());
+            case Constants.DOWNLOAD_TYPE_GENRE:
+                return songs.stream().filter(child -> Objects.equals(child.getGenre(), filterValue)).collect(Collectors.toList());
+            case Constants.DOWNLOAD_TYPE_YEAR:
+                return songs.stream().filter(child -> Objects.equals(child.getYear(), Integer.valueOf(filterValue))).collect(Collectors.toList());
+            case Constants.DOWNLOAD_TYPE_ARTIST:
+                return songs.stream().filter(child -> Objects.equals(child.getArtistId(), filterValue)).collect(Collectors.toList());
+            default:
+                return songs;
+        }
+    }
+
     private String countSong(String filterKey, String filterValue, List<Child> songs) {
         if (filterValue != null) {
             switch (filterKey) {
diff --git a/app/src/main/java/com/cappielloantonio/tempo/ui/fragment/DownloadFragment.java b/app/src/main/java/com/cappielloantonio/tempo/ui/fragment/DownloadFragment.java
index 83995d8a..2d2cef4e 100644
--- a/app/src/main/java/com/cappielloantonio/tempo/ui/fragment/DownloadFragment.java
+++ b/app/src/main/java/com/cappielloantonio/tempo/ui/fragment/DownloadFragment.java
@@ -33,6 +33,7 @@ import com.cappielloantonio.tempo.viewmodel.DownloadViewModel;
 import com.google.android.material.appbar.MaterialToolbar;
 import com.google.common.util.concurrent.ListenableFuture;
 
+import java.util.Collections;
 import java.util.List;
 import java.util.Objects;
 
@@ -165,6 +166,19 @@ public class DownloadFragment extends Fragment implements ClickCallback {
             bind.downloadedGoBackImageView.setVisibility(stack.size() > 1 ? View.VISIBLE : View.GONE);
 
             setupBackPressing(stack.size());
+            setupShuffleButton();
+        });
+    }
+
+    private void setupShuffleButton() {
+        bind.shuffleDownloadedTextViewClickable.setOnClickListener(view -> {
+            List<Child> songs = downloadHorizontalAdapter.getShuffling();
+
+            if (songs != null && !songs.isEmpty()) {
+                Collections.shuffle(songs);
+                MediaManager.startQueue(mediaBrowserListenableFuture, songs, 0);
+                activity.setBottomSheetInPeek(true);
+            }
         });
     }
 
diff --git a/app/src/main/res/layout/fragment_download.xml b/app/src/main/res/layout/fragment_download.xml
index 0e048afe..d5844d5c 100644
--- a/app/src/main/res/layout/fragment_download.xml
+++ b/app/src/main/res/layout/fragment_download.xml
@@ -76,11 +76,20 @@
                 android:layout_width="0dp"
                 android:layout_height="wrap_content"
                 android:text="@string/download_title_section"
-                android:layout_marginBottom="16dp"
                 app:layout_constraintEnd_toStartOf="@+id/downloaded_go_back_image_view"
                 app:layout_constraintStart_toStartOf="parent"
                 app:layout_constraintTop_toTopOf="parent" />
 
+            <TextView
+                android:id="@+id/shuffle_downloaded_text_view_clickable"
+                style="@style/TitleMedium"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:text="@string/download_shuffle_all_subtitle"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@+id/downloaded_text_view_refreshable"/>
+
             <ImageView
                 android:id="@+id/downloaded_go_back_image_view"
                 android:layout_width="24dp"
@@ -108,12 +117,12 @@
                 android:layout_height="wrap_content"
                 android:clipToPadding="false"
                 android:nestedScrollingEnabled="false"
-                android:paddingTop="8dp"
+                android:paddingTop="12dp"
                 android:paddingBottom="8dp"
                 app:layout_constraintBottom_toBottomOf="parent"
                 app:layout_constraintEnd_toEndOf="parent"
                 app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintTop_toBottomOf="@id/downloaded_text_view_refreshable" />
+                app:layout_constraintTop_toBottomOf="@id/shuffle_downloaded_text_view_clickable" />
 
             <include
                 android:id="@+id/download_downloaded_placeholder"
diff --git a/app/src/main/res/layout/item_horizontal_download.xml b/app/src/main/res/layout/item_horizontal_download.xml
index 184087c0..0fbbb002 100644
--- a/app/src/main/res/layout/item_horizontal_download.xml
+++ b/app/src/main/res/layout/item_horizontal_download.xml
@@ -73,7 +73,8 @@
         android:id="@+id/downloaded_item_more_button"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:padding="12dp"
+        android:paddingVertical="12dp"
+        android:paddingStart="12dp"
         app:layout_constraintBottom_toBottomOf="@+id/item_cover_image_view"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintTop_toTopOf="@+id/item_cover_image_view" >
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index dcb4e03c..4095540a 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -65,6 +65,7 @@
     <string name="download_info_empty_title">No downloads yet!</string>
     <string name="download_item_multiple_subtitle_formatter">%1$s  •  %2$s items</string>
     <string name="download_item_single_subtitle_formatter">%1$s items</string>
+    <string name="download_shuffle_all_subtitle">Shuffle all</string>
     <string name="download_storage_dialog_sub_summary">For the changes to take effect, restart the app.</string>
     <string name="download_storage_dialog_summary">Changing the destination of downloaded files from one storage to another will result in the immediate deletion of any previously downloaded files in the other storage.</string>
     <string name="download_storage_dialog_title">Select storage option</string>