From 15ae0646227362e4cd29bf5a847b9ceb81b738b6 Mon Sep 17 00:00:00 2001
From: "mikgaw@st.amu.edu.pl" <mikgaw@st.amu.edu.pl>
Date: Mon, 11 Dec 2023 22:51:12 +0100
Subject: [PATCH] gotowe bez szyfrowania

---
 .idea/gradle.xml                              |   1 +
 .idea/misc.xml                                |   1 -
 .idea/vcs.xml                                 |   6 +
 app/src/main/AndroidManifest.xml              |   3 +
 .../MainActivity.java                         |   7 +-
 .../bsm_fingerptint_tutorial/Note.java        |  31 +++
 .../NotepadActivity.java                      | 230 ++++++++++++++++++
 app/src/main/res/layout/activity_notepad.xml  |  55 +++++
 .../main/res/layout/create_note_dialog.xml    |  23 ++
 app/src/main/res/layout/note_item.xml         |  40 +++
 10 files changed, 395 insertions(+), 2 deletions(-)
 create mode 100644 .idea/vcs.xml
 create mode 100644 app/src/main/java/com/example/bsm_fingerptint_tutorial/Note.java
 create mode 100644 app/src/main/java/com/example/bsm_fingerptint_tutorial/NotepadActivity.java
 create mode 100644 app/src/main/res/layout/activity_notepad.xml
 create mode 100644 app/src/main/res/layout/create_note_dialog.xml
 create mode 100644 app/src/main/res/layout/note_item.xml

diff --git a/.idea/gradle.xml b/.idea/gradle.xml
index 6d89050..ae388c2 100644
--- a/.idea/gradle.xml
+++ b/.idea/gradle.xml
@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
+  <component name="GradleMigrationSettings" migrationVersion="1" />
   <component name="GradleSettings">
     <option name="linkedExternalProjectsSettings">
       <GradleProjectSettings>
diff --git a/.idea/misc.xml b/.idea/misc.xml
index 0ad17cb..8978d23 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,4 +1,3 @@
-<?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="ExternalStorageConfigurationManager" enabled="true" />
   <component name="ProjectRootManager" version="2" languageLevel="JDK_17" default="true" project-jdk-name="jbr-17" project-jdk-type="JavaSDK">
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..35eb1dd
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 273bbc4..c2abcad 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -12,6 +12,9 @@
         android:supportsRtl="true"
         android:theme="@style/Theme.BSMfingerptinttutorial"
         tools:targetApi="31">
+        <activity
+            android:name=".NotepadActivity"
+            android:exported="false" />
         <activity
             android:name=".MainActivity"
             android:exported="true">
diff --git a/app/src/main/java/com/example/bsm_fingerptint_tutorial/MainActivity.java b/app/src/main/java/com/example/bsm_fingerptint_tutorial/MainActivity.java
index 2a90037..63402c3 100644
--- a/app/src/main/java/com/example/bsm_fingerptint_tutorial/MainActivity.java
+++ b/app/src/main/java/com/example/bsm_fingerptint_tutorial/MainActivity.java
@@ -7,6 +7,7 @@ import androidx.biometric.BiometricManager;
 import androidx.biometric.BiometricPrompt;
 import androidx.core.content.ContextCompat;
 
+import android.content.Intent;
 import android.os.Bundle;
 import android.security.keystore.KeyGenParameterSpec;
 import android.security.keystore.KeyProperties;
@@ -83,6 +84,10 @@ public class MainActivity extends AppCompatActivity {
                     Log.d("MY_LOGS", "Success! Encrypted txt: " + Arrays.toString(encryptedInfo));
 
                     Toast.makeText(getApplicationContext(),"Authentication succeeded!", Toast.LENGTH_SHORT).show();
+
+                    Intent intent = new Intent(getApplicationContext(), NotepadActivity.class);
+                    startActivity(intent);
+                    finish();
                 }
 
                 @Override
@@ -95,7 +100,7 @@ public class MainActivity extends AppCompatActivity {
         promptInfo = new BiometricPrompt.PromptInfo.Builder()
                 .setTitle("Biometric login for my app")
                 .setSubtitle("Log in using biometric credential")
-                .setNegativeButtonText("")
+                .setNegativeButtonText("xd")
                 .setAllowedAuthenticators(BiometricManager.Authenticators.BIOMETRIC_STRONG)
                 .build();
 
diff --git a/app/src/main/java/com/example/bsm_fingerptint_tutorial/Note.java b/app/src/main/java/com/example/bsm_fingerptint_tutorial/Note.java
new file mode 100644
index 0000000..ef217e7
--- /dev/null
+++ b/app/src/main/java/com/example/bsm_fingerptint_tutorial/Note.java
@@ -0,0 +1,31 @@
+package com.example.bsm_fingerptint_tutorial;
+
+public class Note {
+    private String title;
+    private String content;
+
+    public Note(){
+
+    }
+
+    public Note(String title, String content){
+        this.title = title;
+        this.content = content;
+    }
+
+    public String getTitle() {
+        return title;
+    }
+
+    public void setTitle(String title) {
+        this.title = title;
+    }
+
+    public String getContent() {
+        return content;
+    }
+
+    public void setContent(String content) {
+        this.content = content;
+    }
+}
diff --git a/app/src/main/java/com/example/bsm_fingerptint_tutorial/NotepadActivity.java b/app/src/main/java/com/example/bsm_fingerptint_tutorial/NotepadActivity.java
new file mode 100644
index 0000000..9e91494
--- /dev/null
+++ b/app/src/main/java/com/example/bsm_fingerptint_tutorial/NotepadActivity.java
@@ -0,0 +1,230 @@
+package com.example.bsm_fingerptint_tutorial;
+
+import androidx.appcompat.app.AlertDialog;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.lifecycle.LifecycleCoroutineScope;
+
+import android.annotation.SuppressLint;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import java.security.GeneralSecurityException;
+import java.util.ArrayList;
+import java.util.List;
+
+public class NotepadActivity extends AppCompatActivity {
+
+    private List<Note> noteList;
+    private LinearLayout notesContainer;
+    private static final String SHARED_NAME_NOTES = "Notatki";
+
+    Button buttonLogout, buttonAddNote;
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_notepad);
+
+        noteList = new ArrayList<>();
+        notesContainer = findViewById(R.id.notes_container);
+
+        loadNotesFromPreferencesToList();
+        displayNotes();
+
+        buttonLogout = findViewById(R.id.btn_logout);
+        buttonAddNote = findViewById(R.id.btn_add_note);
+
+        buttonLogout.setOnClickListener(view -> logOut());
+        buttonAddNote.setOnClickListener(view -> showAddNoteDialog());
+
+    }
+
+    private void logOut(){
+        Intent intent = new Intent(getApplicationContext(), MainActivity.class);
+        startActivity(intent);
+        finish();
+    }
+
+    private void showAddNoteDialog(){
+        LayoutInflater inflater = getLayoutInflater();
+        View dialogView = inflater.inflate(R.layout.create_note_dialog, null);
+        AlertDialog.Builder builder = new AlertDialog.Builder(this);
+
+        builder.setView(dialogView);
+        builder.setTitle("Create new note");
+
+        builder.setPositiveButton("Save", (dialogInterface, i) -> {
+            EditText noteTitleEditText = dialogView.findViewById(R.id.note_title_edit_text);
+            EditText noteContentEditText = dialogView.findViewById(R.id.note_content_edit_text);
+
+            String title = noteTitleEditText.getText().toString();
+            String content = noteContentEditText.getText().toString();
+
+            if(!title.isEmpty() && !content.isEmpty()){
+                Note note = new Note();
+                note.setTitle(title);
+                note.setContent(content);
+
+                noteList.add(note);
+
+                saveNotesToPreferences("add");
+
+                createNoteView(note);
+                Toast.makeText(NotepadActivity.this, "Note saved!", Toast.LENGTH_SHORT).show();
+            }
+
+        });
+
+        builder.setNegativeButton("Cancel", (dialogInterface, i) -> dialogInterface.dismiss());
+
+        AlertDialog alertDialog = builder.create();
+        alertDialog.show();
+    }
+
+
+    private void showEditNoteDialog(Note note){
+        LayoutInflater inflater = getLayoutInflater();
+        View dialogView = inflater.inflate(R.layout.create_note_dialog, null);
+        AlertDialog.Builder builder = new AlertDialog.Builder(this);
+        builder.setView(dialogView);
+        builder.setTitle("Edit note");
+
+        EditText noteTitleEditText = dialogView.findViewById(R.id.note_title_edit_text);
+        EditText noteContentEditText = dialogView.findViewById(R.id.note_content_edit_text);
+        noteTitleEditText.setText(note.getTitle());
+        noteContentEditText.setText(note.getContent());
+
+        builder.setPositiveButton("Save", (dialogInterface, i) -> {
+            String title = noteTitleEditText.getText().toString();
+            String content = noteContentEditText.getText().toString();
+
+            if (!title.isEmpty() && !content.isEmpty()){
+
+                deleteNoteAndRefresh(note);
+
+                note.setTitle(title);
+                note.setContent(content);
+
+                noteList.add(note);
+                createNoteView(note);
+
+                saveNotesToPreferences("add");
+
+            }else {
+                Toast.makeText(NotepadActivity.this, "Enter title and content!", Toast.LENGTH_SHORT).show();
+            }
+
+        });
+
+        builder.setNegativeButton("Cancel", (dialogInterface, i) -> dialogInterface.dismiss());
+
+        AlertDialog alertDialog = builder.create();
+        alertDialog.show();
+    }
+
+    private void saveNotesToPreferences(String mode){
+        SharedPreferences sharedPreferences = getSharedPreferences(SHARED_NAME_NOTES, MODE_PRIVATE);
+        SharedPreferences.Editor editor = sharedPreferences.edit();
+
+        if (mode.equals("del")){
+            int noteCount = sharedPreferences.getInt("_notecount_", 0);
+            for(int i=0; i<noteCount; i++){
+                editor.remove(i + "_title_");
+                editor.remove(i + "_content_");
+            }
+        }
+
+        editor.putInt("_notecount_", noteList.size());
+        for(int i=0; i<noteList.size(); i++){
+            Note note = noteList.get(i);
+            editor.putString(i + "_title_", note.getTitle());
+            editor.putString(i + "_content_", note.getContent());
+        }
+
+        editor.apply();
+    }
+
+    private void loadNotesFromPreferencesToList(){
+        SharedPreferences sharedPreferences = getSharedPreferences(SHARED_NAME_NOTES, MODE_PRIVATE);
+        int noteCount = sharedPreferences.getInt("_notecount_", 0);
+
+        for(int i=0; i<noteCount; i++){
+            String title = sharedPreferences.getString(i + "_title_", "");
+            String content = sharedPreferences.getString(i + "_content_", "");
+
+            Note note = new Note();
+            note.setTitle(title);
+            note.setContent(content);
+
+            noteList.add(note);
+        }
+    }
+
+    private void createNoteView(final Note note){
+        @SuppressLint("InflateParams") View noteView = getLayoutInflater().inflate(R.layout.note_item, null);
+        TextView noteTitleTextView = noteView.findViewById(R.id.note_title_text_view);
+        TextView noteContentTextView = noteView.findViewById(R.id.note_content_text_view);
+        Button deleteNoteButton = noteView.findViewById(R.id.btn_delete_note);
+
+        noteTitleTextView.setText(note.getTitle());
+        noteContentTextView.setText(note.getContent());
+
+        deleteNoteButton.setOnClickListener(view -> showDeleteDialog(note));
+
+        noteView.setOnLongClickListener(view -> {
+            showEditNoteDialog(note);
+            return true;
+        });
+
+        notesContainer.addView(noteView);
+    }
+
+    private void refreshNotesView(){
+        notesContainer.removeAllViews();
+        displayNotes();
+    }
+
+    private void displayNotes(){
+        for(Note note : noteList){
+            createNoteView(note);
+        }
+    }
+
+    private void deleteNoteAndRefresh(Note note){
+        noteList.remove(note);
+        saveNotesToPreferences("del");
+        refreshNotesView();
+    }
+
+    private void showDeleteDialog(final Note note){
+        AlertDialog.Builder builder = new AlertDialog.Builder(this);
+        builder.setTitle("Delete this note");
+        builder.setMessage("Are you sure you want to delete it?");
+        builder.setPositiveButton("Delete", (dialogInterface, i) -> {
+            deleteNoteAndRefresh(note);
+        });
+        builder.setNegativeButton("Cancel", null);
+        builder.show();
+    }
+}
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/app/src/main/res/layout/activity_notepad.xml b/app/src/main/res/layout/activity_notepad.xml
new file mode 100644
index 0000000..59f7c08
--- /dev/null
+++ b/app/src/main/res/layout/activity_notepad.xml
@@ -0,0 +1,55 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".NotepadActivity"
+    android:orientation="vertical"
+    android:padding="10dp">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal">
+
+        <Button
+            android:id="@+id/btn_logout"
+            android:layout_width="0dp"
+            android:layout_height="match_parent"
+            android:layout_weight="1"
+            android:layout_marginEnd="8dp"
+            android:text="Log out"/>
+
+        <Button
+            android:id="@+id/btn_add_note"
+            android:layout_width="0dp"
+            android:layout_height="match_parent"
+            android:layout_weight="1"
+            android:text="Add Note"/>
+
+
+    </LinearLayout>
+
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="18dp"
+        android:layout_marginTop="15dp"
+        android:text="Notes:"
+        android:textStyle="bold"/>
+
+    <ScrollView
+        android:id="@+id/notes_scroll_view"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="1">
+
+        <LinearLayout
+            android:id="@+id/notes_container"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="vertical"/>
+
+    </ScrollView>
+
+</LinearLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/create_note_dialog.xml b/app/src/main/res/layout/create_note_dialog.xml
new file mode 100644
index 0000000..cfef356
--- /dev/null
+++ b/app/src/main/res/layout/create_note_dialog.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:padding="16dp">
+
+    <EditText
+        android:id="@+id/note_title_edit_text"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:hint="Note Title"/>
+
+    <EditText
+        android:id="@+id/note_content_edit_text"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:hint="Note Content"
+        android:layout_marginTop="16dp"
+        android:inputType="textMultiLine"
+        android:minLines="5"/>
+
+</LinearLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/note_item.xml b/app/src/main/res/layout/note_item.xml
new file mode 100644
index 0000000..07cfb4e
--- /dev/null
+++ b/app/src/main/res/layout/note_item.xml
@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="horizontal"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:padding="8dp">
+
+    <LinearLayout
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_weight="1"
+        android:orientation="vertical">
+
+        <TextView
+            android:id="@+id/note_title_text_view"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:textSize="18sp"
+            android:textStyle="bold"
+            android:text="Note Title"/>
+
+        <TextView
+            android:id="@+id/note_content_text_view"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="4dp"
+            android:text="Note Content"
+            />
+    </LinearLayout>
+
+    <Button
+        android:id="@+id/btn_delete_note"
+        android:layout_width="40dp"
+        android:layout_height="wrap_content"
+        android:padding="0dp"
+        android:text="X"
+        android:layout_marginLeft="10dp"
+        />
+
+</LinearLayout>
\ No newline at end of file