layout edits

app/build.gradle

@@ -8,7 +8,7 @@ android {
 
     defaultConfig {
         applicationId "xyz.r0r5chach.cpsAssist"
-        minSdk 24
+        minSdk 26
         targetSdk 33
         versionCode 1
         versionName "1.0"

app/src/main/AndroidManifest.xml

@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools">
-
     <application
         android:allowBackup="true"
         android:dataExtractionRules="@xml/data_extraction_rules"

app/src/main/java/xyz/r0r5chach/cpsAssist/login/BtnOnClickListener.java

@@ -1,5 +1,6 @@
 package xyz.r0r5chach.cpsAssist.login;
 
+import android.app.Activity;
 import android.content.Intent;
 import android.view.View;
 import android.widget.EditText;
@@ -56,7 +57,8 @@ public class BtnOnClickListener implements View.OnClickListener{
             Intent home = new Intent(view.getContext(), NotesActivity.class);
             home.putExtra("username", inputs[0]);
             view.getContext().startActivity(home);
-            ((android.app.Activity)view.getContext()).finish();
+            Activity login = (Activity) view.getContext();
+            login.finish();
         }
         else {
             currentAttempts += 1;

app/src/main/java/xyz/r0r5chach/cpsAssist/notes/Adapter.java

@@ -15,10 +15,10 @@ import xyz.r0r5chach.cpsAssist.R;
 
 public class Adapter extends RecyclerView.Adapter<Adapter.ViewHolder> {
 
-    private final List<File> notes;
+    private final Notes notes;
 
-    public Adapter(List<File> notes) {
+    public Adapter(File path, String username) {
-        this.notes = notes;
+        notes = getStoredNotes(path, username);
     }
 
     @NonNull
@@ -30,15 +30,22 @@ public class Adapter extends RecyclerView.Adapter<Adapter.ViewHolder> {
 
     @Override
     public void onBindViewHolder(ViewHolder holder, int index) {
-        File note = notes.get(index);
+        File note = notes.getNote(index);
         holder.getFileName().setText(note.getName());
     }
 
     @Override
     public int getItemCount() {
-        return 0;
+        return notes.getAmount();
     }
 
+    public Notes getNotes() {
+        return notes;
+    }
+
+    private Notes getStoredNotes(File path, String username) {
+        return new Notes(path, username);
+    }
 
     public static class ViewHolder extends RecyclerView.ViewHolder {
         private final TextView fileName;

app/src/main/java/xyz/r0r5chach/cpsAssist/notes/BtnOnClickListener.java

@@ -0,0 +1,32 @@
+package xyz.r0r5chach.cpsAssist.notes;
+
+import android.view.View;
+
+import java.util.Locale;
+
+public class BtnOnClickListener implements View.OnClickListener {
+    private final Adapter adapter;
+
+
+    public BtnOnClickListener(Adapter adapter) {
+        this.adapter = adapter;
+    }
+
+
+    @Override
+    public void onClick(View view) {
+
+        String test = view.getResources().getResourceName(view.getId()).split("/")[1];
+        switch(ButtonID.valueOf(test.toUpperCase(Locale.ROOT))) {
+            case ADD_BUTTON:
+                onAddClick();
+                break;
+        }
+    }
+
+    private void onAddClick() {
+        Notes notes = adapter.getNotes();
+        notes.createNote();
+        adapter.notifyItemInserted(notes.getAmount());
+    }
+}

app/src/main/java/xyz/r0r5chach/cpsAssist/notes/ButtonID.java

@@ -0,0 +1,5 @@
+package xyz.r0r5chach.cpsAssist.notes;
+
+public enum ButtonID {
+    ADD_BUTTON;
+}

app/src/main/java/xyz/r0r5chach/cpsAssist/notes/Notes.java

@@ -0,0 +1,51 @@
+package xyz.r0r5chach.cpsAssist.notes;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.OutputStreamWriter;
+import java.nio.file.Files;
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+import java.util.List;
+
+public class Notes {
+    private final List<File> notes;
+    private final File rootDir;
+    private final String username;
+
+    public Notes(File rootDir, String username) {
+        this.rootDir = rootDir;
+        this.username = username;
+        notes = new ArrayList<>();
+    }
+
+    public void createNote() {
+        String fileName = LocalDateTime.now().toString() + "-" +
+                username;
+        //Get current username
+        File note = new File(rootDir, fileName);
+        notes.add(note);
+        try {
+            writeFile(note);
+        }
+        catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+
+    public File getNote(int index) {
+        return notes.get(index);
+    }
+
+    public int getAmount() {
+        return notes.size();
+    }
+
+    private void writeFile(File file) throws IOException {
+        OutputStreamWriter outputStreamWriter = new OutputStreamWriter(Files.newOutputStream(file.toPath()));
+        outputStreamWriter.write("Hi");
+        outputStreamWriter.flush();
+        outputStreamWriter.close();
+    }
+}

app/src/main/java/xyz/r0r5chach/cpsAssist/notes/NotesActivity.java

@@ -6,31 +6,23 @@ import androidx.recyclerview.widget.RecyclerView;
 
 import android.os.Bundle;
 
-import java.io.File;
-import java.util.Arrays;
-import java.util.List;
-import java.util.Objects;
-
 import xyz.r0r5chach.cpsAssist.R;
 
 public class NotesActivity extends AppCompatActivity {
-    private List<File> notes;
+    private Adapter adapter;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_notes);
-        notes = getStoredNotes();
         initRecycler();
+        findViewById(R.id.add_Button).setOnClickListener(new BtnOnClickListener(adapter));
     }
 
     private void initRecycler() {
-        RecyclerView list =findViewById(R.id.notesList);
+        RecyclerView list = findViewById(R.id.notesList);
-        list.setAdapter(new Adapter(notes));
+        adapter = new Adapter(getFilesDir(), getIntent().getStringExtra("username"));
+        list.setAdapter(adapter);
         list.setLayoutManager(new LinearLayoutManager(this));
     }
-
-    private List<File> getStoredNotes() {
-        return Arrays.asList(Objects.requireNonNull(getFilesDir().listFiles()));
-    }
 }