List Inserted Notes

app/build.gradle.kts

@@ -42,6 +42,7 @@ dependencies {
     implementation(libs.navigation.fragment)
     implementation(libs.navigation.ui)
     implementation(libs.room.common)
+    implementation("androidx.recyclerview:recyclerview:1.3.2")
     testImplementation(libs.junit)
     androidTestImplementation(libs.ext.junit)
     androidTestImplementation(libs.espresso.core)

app/src/main/java/core/notevault/ui/home/HomeFragment.java

@@ -2,6 +2,7 @@ package core.notevault.ui.home;
 
 import android.content.Intent;
 import android.net.Uri;
+import android.os.AsyncTask;
 import android.os.Bundle;
 import android.provider.OpenableColumns;
 import android.util.Log;
@@ -14,13 +15,23 @@ import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.fragment.app.Fragment;
 import androidx.lifecycle.ViewModelProvider;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
 import com.google.android.material.floatingactionbutton.FloatingActionButton;
 import core.notevault.R;
+import core.notevault.data.MusicDatabase;
+import core.notevault.data.MusicNote;
+import core.notevault.data.MusicNoteDAO;
 import core.notevault.databinding.FragmentHomeBinding;
 import core.notevault.ui.metadatadialog.MetaDataDialog;
 
+import java.util.ArrayList;
+import java.util.List;
+
 public class HomeFragment extends Fragment {
 
+    private NoteSongAdapter noteSongAdapter;
+
     private static final int PICK_FILE_REQUEST_CODE = 1;
     private FragmentHomeBinding binding;
     private HomeViewModel homeViewModel;
@@ -36,9 +47,37 @@ public class HomeFragment extends Fragment {
         FloatingActionButton importBtn = root.findViewById(R.id.importMusicNotesBtn);
         importBtn.setOnClickListener(v -> openFileChooser());
 
+        RecyclerView recyclerView = root.findViewById(R.id.note_recycler_view);
+        noteSongAdapter = new NoteSongAdapter();
+        recyclerView.setAdapter(noteSongAdapter);
+        recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
+
+        new LoadSongTitlesTask().execute();
+
         return root;
     }
 
+    private class LoadSongTitlesTask extends AsyncTask<Void, Void, List<String>> {
+
+        @Override
+        protected List<String> doInBackground(Void... voids) {
+            MusicDatabase db = MusicDatabase.getDatabase(getContext());
+            MusicNoteDAO musicNoteDAO = db.musicNoteDao();
+            List<MusicNote> songs = musicNoteDAO.getAllNotes();
+
+            List<String> result = new ArrayList<>();
+            for (MusicNote song : songs) {
+                result.add(song.getTitle());
+            }
+            return result;
+        }
+
+        @Override
+        protected void onPostExecute(List<String> songTitles) {
+            noteSongAdapter.updateSongTitles(songTitles); // Aktualisiere den Adapter mit den Titeln
+        }
+    }
+
     @Override
     public void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
         super.onActivityResult(requestCode, resultCode, data);

app/src/main/java/core/notevault/ui/home/HomeViewModel.java

@@ -4,19 +4,27 @@ import android.net.Uri;
 import androidx.lifecycle.LiveData;
 import androidx.lifecycle.MutableLiveData;
 import androidx.lifecycle.ViewModel;
+import core.notevault.MainActivity;
+import core.notevault.data.MusicDatabase;
 import core.notevault.ui.metadatadialog.MetaDataDialog;
 
+import java.util.ArrayList;
+import java.util.List;
+
 public class HomeViewModel extends ViewModel {
 
-    private final MutableLiveData<String> mText;
+    private final MutableLiveData<List<String>> noteTitles;
 
     public HomeViewModel() {
-        mText = new MutableLiveData<>();
-        mText.setValue("This is home fragment");
+        noteTitles = new MutableLiveData<>(new ArrayList<>());
     }
 
-    public LiveData<String> getText() {
-        return mText;
+    public LiveData<List<String>> getNoteTitles() {
+        return noteTitles;
+    }
+
+    public void setNoteTitles(ArrayList<String> noteTitles) {
+        this.noteTitles.setValue(noteTitles);
     }
 
     public void addNote(Uri uri) {

app/src/main/java/core/notevault/ui/home/NoteSongAdapter.java

@@ -0,0 +1,58 @@
+package core.notevault.ui.home;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+import core.notevault.R;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class NoteSongAdapter extends RecyclerView.Adapter<NoteSongAdapter.NoteViewHolder> {
+
+    private final List<String> noteTitles;
+
+    public NoteSongAdapter(List<String> noteTitles) {
+        this.noteTitles = noteTitles;
+    }
+
+    public NoteSongAdapter() {
+        this.noteTitles = new ArrayList<>();
+    }
+
+    @NonNull
+    @Override
+    public NoteViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        View view = LayoutInflater.from(parent.getContext())
+                .inflate(R.layout.item_song, parent, false);
+        return new NoteViewHolder(view);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull NoteViewHolder holder, int position) {
+        holder.titleTextView.setText(noteTitles.get(position));
+    }
+
+    @Override
+    public int getItemCount() {
+        return noteTitles.size();
+    }
+
+    public void updateSongTitles(List<String> songTitles) {
+        this.noteTitles.clear();
+        this.noteTitles.addAll(songTitles);
+        notifyDataSetChanged();
+    }
+
+    static class NoteViewHolder extends RecyclerView.ViewHolder {
+        TextView titleTextView;
+
+        NoteViewHolder(View itemView) {
+            super(itemView);
+            titleTextView = itemView.findViewById(R.id.note_title);
+        }
+    }
+}

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

@@ -7,19 +7,11 @@
         android:layout_height="match_parent"
         tools:context=".ui.home.HomeFragment">
 
-    <TextView
-            android:id="@+id/text_home"
+    <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/note_recycler_view"
             android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_marginStart="8dp"
-            android:layout_marginTop="8dp"
-            android:layout_marginEnd="8dp"
-            android:textAlignment="center"
-            android:textSize="20sp"
-            app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toTopOf="parent"
-            app:layout_constraintBottom_toBottomOf="parent"/>
+            android:layout_height="match_parent"
+            android:layout_above="@+id/importMusicNotesBtn"/>
 
     <com.google.android.material.floatingactionbutton.FloatingActionButton
             android:src="@drawable/add_24dp_e8eaed_fill0_wght400_grad0_opsz24"
@@ -31,5 +23,6 @@
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintBottom_toBottomOf="parent"
             android:layout_marginBottom="16dp"
-            app:backgroundTint="@color/teal_200"/>
+            app:backgroundTint="@color/teal_200"
+            android:contentDescription="Add Music Notes"/>
 </androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+              android:layout_width="match_parent"
+              android:layout_height="wrap_content"
+              android:orientation="vertical"
+              android:padding="16dp">
+
+    <TextView
+            android:id="@+id/note_title"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:textSize="18sp" />
+</LinearLayout>