Remove HomeFragment, Double back to exit

app/src/main/java/com/cringe_studios/code_guard/MainActivity.java

@@ -24,7 +24,6 @@ import com.cringe_studios.code_guard.databinding.DialogInputCodeChoiceBinding;
 import com.cringe_studios.code_guard.fragment.AboutFragment;
 import com.cringe_studios.code_guard.fragment.EditOTPFragment;
 import com.cringe_studios.code_guard.fragment.GroupFragment;
-import com.cringe_studios.code_guard.fragment.HomeFragment;
 import com.cringe_studios.code_guard.fragment.NamedFragment;
 import com.cringe_studios.code_guard.fragment.SettingsFragment;
 import com.cringe_studios.code_guard.icon.IconPack;
@@ -48,6 +47,8 @@ import java.util.UUID;
 
 public class MainActivity extends BaseActivity {
 
+    private static final long BACK_BUTTON_DELAY = 500;
+
     private ActivityMainBinding binding;
 
     private ActivityResultLauncher<Void> startQRCodeScan;
@@ -74,6 +75,8 @@ public class MainActivity extends BaseActivity {
 
     private boolean lockOnStop = true;
 
+    private long backLastPressed;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -251,7 +254,9 @@ public class MainActivity extends BaseActivity {
             ActionBar bar = getSupportActionBar();
             if(bar != null) bar.setTitle(((NamedFragment) fragment).getName());
         }else {
-            NavigationUtil.navigate(this, HomeFragment.class, null);
+            Bundle bundle = new Bundle();
+            bundle.putString(GroupFragment.BUNDLE_GROUP, SettingsUtil.getGroups(this).get(0));
+            NavigationUtil.navigate(this, GroupFragment.class, bundle);
         }
 
         if(SettingsUtil.isFirstLaunch(this) && SettingsUtil.getGroups(this).isEmpty()) {
@@ -314,12 +319,11 @@ public class MainActivity extends BaseActivity {
             return;
         }
 
-        if(!(fragment instanceof HomeFragment)) {
-            NavigationUtil.navigate(this, HomeFragment.class, null);
-            return;
-        }
-
+        if(System.currentTimeMillis() - backLastPressed < BACK_BUTTON_DELAY) {
             finishAffinity();
+        }else {
+            backLastPressed = System.currentTimeMillis();
+        }
     }
 
     public void openSettings(MenuItem item) {

app/src/main/java/com/cringe_studios/code_guard/fragment/HomeFragment.java

@@ -1,39 +0,0 @@
-package com.cringe_studios.code_guard.fragment;
-
-import android.os.Bundle;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-
-import androidx.annotation.NonNull;
-
-import com.cringe_studios.code_guard.R;
-import com.cringe_studios.code_guard.databinding.FragmentHomeBinding;
-
-public class HomeFragment extends NamedFragment {
-
-    private FragmentHomeBinding binding;
-
-    @Override
-    public String getName() {
-        return requireActivity().getString(R.string.fragment_home);
-    }
-
-    @Override
-    public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
-        binding = FragmentHomeBinding.inflate(inflater, container, false);
-        return binding.getRoot();
-
-    }
-
-    public void onViewCreated(@NonNull View view, Bundle savedInstanceState) {
-        super.onViewCreated(view, savedInstanceState);
-    }
-
-    @Override
-    public void onDestroyView() {
-        super.onDestroyView();
-        binding = null;
-    }
-
-}

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

@@ -5,7 +5,7 @@
     android:layout_height="match_parent"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:background="?android:attr/colorBackground"
-    tools:context=".fragment.HomeFragment">
+    tools:context=".fragment.AboutFragment">
 
     <LinearLayout
         android:layout_width="match_parent"

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

@@ -4,7 +4,7 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     xmlns:app="http://schemas.android.com/apk/res-auto"
-    tools:context=".fragment.HomeFragment"
+    tools:context=".fragment.EditOTPFragment"
     android:background="?android:attr/colorBackground">
 
     <LinearLayout

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

@@ -1,22 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout 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:id="@+id/nestedScrollView"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    tools:context=".fragment.HomeFragment">
-
-    <ImageView
-        android:id="@+id/imageView"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:scaleX="0.5"
-        android:scaleY="0.5"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:srcCompat="@drawable/cringeauth_white" />
-
-</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -4,7 +4,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context=".fragment.HomeFragment"
+    tools:context=".fragment.SettingsFragment"
     android:background="?android:attr/colorBackground">
 
     <LinearLayout

app/src/main/res/values-de/strings.xml

@@ -79,7 +79,6 @@
     <string name="settings">Einstellungen</string>
     <string name="appearance">Aussehen</string>
     <string name="developed_by">Developed by Cringe Studios and JG-Cody</string>
-    <string name="fragment_home">Startseite</string>
     <string name="fragment_settings">Einstellungen</string>
     <string name="fragment_about">Über</string>
     <string name="fragment_edit_otp">OTP bearbeiten</string>
@@ -120,7 +119,7 @@
     <string name="error_icon_pack_exists">Das Symbolpaket, das du versuchst zu importieren, existiert bereits.\n\nImportiert: %s (Version %d)\nVorhanden: %s (Version %d)\n\nWas willst du tun?</string>
     <string name="broken_icon_packs_title">Beschädigte Symbolpakete</string>
     <string name="broken_icon_packs_message">Einige Symbolpakete konnten nicht geladen werden.\n\nWillst du die beschädigten Symbolpakete entfernen?</string>
-    <string name="icon_pack_imported">Symbolpaket mit %s Symbol(en) importiert</string>
+    <string name="icon_pack_imported">Symbolpaket mit %d Symbol(en) importiert</string>
     <string name="enable_encryption_message">Es ist empfehlenswert, Verschlüsselung zu aktivieren, um die Sicherheit der App zu erhöhen.\n\nMöchtest du zu den Einstellungen wechseln, um Verschlüsselung zu aktivieren?</string>
     <string name="enable_encryption_title">Verschlüsselung aktivieren</string>
 </resources>

app/src/main/res/values/strings.xml

@@ -63,7 +63,6 @@
     <string name="settings">Settings</string>
     <string name="appearance">Appearance</string>
     <string name="developed_by">Developed by Cringe Studios and JG-Cody</string>
-    <string name="fragment_home">Home</string>
     <string name="fragment_settings">Settings</string>
     <string name="fragment_about">About</string>
     <string name="fragment_edit_otp">Edit OTP</string>