v1.2.0

All improvements done

7 files changed, 358 insertions, 150 deletions

diff --git a/.idea/deploymentTargetDropDown.xml b/.idea/deploymentTargetDropDown.xml
new file mode 100644
index 0000000..55f5375
--- /dev/null
+++ b/.idea/deploymentTargetDropDown.xml
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="deploymentTargetDropDown">
+    <runningDeviceTargetSelectedWithDropDown>
+      <Target>
+        <type value="RUNNING_DEVICE_TARGET" />
+        <deviceKey>
+          <Key>
+            <type value="SERIAL_NUMBER" />
+            <value value="290c726c731c7ece" />
+          </Key>
+        </deviceKey>
+      </Target>
+    </runningDeviceTargetSelectedWithDropDown>
+    <timeTargetWasSelectedWithDropDown value="2022-12-12T19:13:28.469126Z" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/app/build.gradle b/app/build.gradle
index 96f4dfc..1da03cc 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -1,6 +1,6 @@
 plugins {
     id 'com.android.application'
-//    id 'com.google.gms.google-services'
+    id 'com.google.gms.google-services'
 }
 
 android {
@@ -40,12 +40,12 @@ android {
 
 dependencies {
 
-    implementation 'androidx.appcompat:appcompat:1.4.1'
-    implementation 'com.google.android.material:material:1.6.0'
+    implementation 'androidx.appcompat:appcompat:1.5.1'
+    implementation 'com.google.android.material:material:1.7.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
-//    implementation 'com.google.firebase:firebase-database:19.2.1'
-//    implementation 'com.google.firebase:firebase-database'
+    implementation 'com.google.firebase:firebase-database:20.1.0'
+    implementation 'com.google.firebase:firebase-database'
     testImplementation 'junit:junit:4.13.2'
-    androidTestImplementation 'androidx.test.ext:junit:1.1.3'
-    androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.4'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.0'
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/jopek/pai_fillo_nai/Bot.java b/app/src/main/java/com/jopek/pai_fillo_nai/Bot.java
index 4b04a55..523da7b 100644
--- a/app/src/main/java/com/jopek/pai_fillo_nai/Bot.java
+++ b/app/src/main/java/com/jopek/pai_fillo_nai/Bot.java
@@ -1,5 +1,7 @@
 package com.jopek.pai_fillo_nai;
 
+import android.os.Build;
+
 import java.util.Arrays;
 
 public class Bot {
@@ -38,7 +40,7 @@ public class Bot {
         if (score == -10)
             return score;
 
-        if (isntBoardFull() == false)
+        if (!isntBoardFull())
             return 0;
 
         int best;
@@ -73,7 +75,9 @@ public class Bot {
         int bestVal = -1000;
         int bestMove = -1;
 
-        if(Arrays.stream(board).filter(c -> c == -1).count() == 9) return 4;
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
+            if(Arrays.stream(board).filter(c -> c == -1).count() == 9) return 4;
+        }
 
         for (int i = 0; i < board.length; i++) {
             if (board[i] == -1) {
diff --git a/app/src/main/java/com/jopek/pai_fillo_nai/OnlineGameActivity.java b/app/src/main/java/com/jopek/pai_fillo_nai/OnlineGameActivity.java
index 71c1267..461c1b1 100644
--- a/app/src/main/java/com/jopek/pai_fillo_nai/OnlineGameActivity.java
+++ b/app/src/main/java/com/jopek/pai_fillo_nai/OnlineGameActivity.java
@@ -15,11 +15,12 @@ import android.widget.TextView;
 import androidx.annotation.RequiresApi;
 import androidx.appcompat.app.AppCompatActivity;
 
-//import com.google.firebase.database.DataSnapshot;
-//import com.google.firebase.database.DatabaseError;
-//import com.google.firebase.database.DatabaseReference;
-//import com.google.firebase.database.FirebaseDatabase;
-//import com.google.firebase.database.ValueEventListener;
+import com.google.firebase.FirebaseApp;
+import com.google.firebase.database.DataSnapshot;
+import com.google.firebase.database.DatabaseError;
+import com.google.firebase.database.DatabaseReference;
+import com.google.firebase.database.FirebaseDatabase;
+import com.google.firebase.database.ValueEventListener;
 
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -38,8 +39,8 @@ public class OnlineGameActivity extends AppCompatActivity {
             Arrays.asList(-1L, -1L, -1L, -1L, -1L, -1L, -1L, -1L, -1L)
     );
     List<ImageView> squares = new ArrayList<>();
-//    DatabaseReference rooms;
-//    DatabaseReference room;
+    DatabaseReference rooms;
+    DatabaseReference room;
     // FinishGameAlert
     AlertDialog fgAlert = null;
     long whoami = 0;
@@ -48,7 +49,7 @@ public class OnlineGameActivity extends AppCompatActivity {
     boolean revengeRequested = false;
     String TAG = "maks";
     ImageView p0Img;
-    ImageView p1Img;
+    //ImageView p1Img;
     ImageView square0, square1, square2, square3, square4, square5, square6, square7, square8;
     TextView tvName;
 
@@ -59,9 +60,10 @@ public class OnlineGameActivity extends AppCompatActivity {
         getSupportActionBar().hide();
         getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);
         setContentView(R.layout.activity_online_game);
+        FirebaseApp.initializeApp(this);
 
         p0Img = findViewById(R.id.p0Img);
-        p1Img = findViewById(R.id.p1Img);
+        //p1Img = findViewById(R.id.p1Img);
         tvName = findViewById(R.id.onPlayerName);
 
         square0 = findViewById(R.id.square0);
@@ -80,7 +82,7 @@ public class OnlineGameActivity extends AppCompatActivity {
             square.setOnClickListener(view -> onSquareClick((ImageView) view, finalI));
             i++;
         }
-//        rooms = FirebaseDatabase.getInstance("https://pai-fillo-nai-default-rtdb.europe-west1.firebasedatabase.app/").getReference("rooms");
+        rooms = FirebaseDatabase.getInstance("https://pai-fillo-nai-default-rtdb.europe-west1.firebasedatabase.app/").getReference("rooms");
 
         askForRoomId(false);
     }
@@ -114,7 +116,7 @@ public class OnlineGameActivity extends AppCompatActivity {
             whoami = rand.nextInt(2);
             tvName.setText("You're player 1 (playing as " + (whoami == 0 ? "O" : "X") + ")");
 
-//            room = rooms.child(rid);
+            room = rooms.child(rid);
             Map<String, Object> data = new HashMap<>();
             data.put("started", 0);
             data.put("player1", whoami);
@@ -124,32 +126,32 @@ public class OnlineGameActivity extends AppCompatActivity {
             data.put("winner", -1);
             data.put("revenge0", -1);
             data.put("revenge1", -1);
-//            room.setValue(data);
+            room.setValue(data);
 
             waitFor2Player(rid);
         } else {
-//            rooms.child(roomId).addListenerForSingleValueEvent(new ValueEventListener() {
-//                @Override
-//                public void onDataChange(DataSnapshot dataSnapshot) {
-//                    if (!(dataSnapshot.getValue() instanceof HashMap)) {
-//                        askForRoomId(true);
-//                    }
-//                    HashMap data = (HashMap) dataSnapshot.getValue();
-//                    if ((long) data.get("started") == 1) {
-//                        askForRoomId(true);
-//                    }
-//                    whoami = (long) data.get("player2");
-//                    whoseTurn = (long) data.get("whoseTurn");
-//                    tvName.setText("You're player 1 (playing as " + (whoami == 0 ? "O" : "X") + ")");
-//                    room = rooms.child(roomId);
-//                    startGame(true);
-//                }
-//
-//                @Override
-//                public void onCancelled(DatabaseError databaseError) {
-//                    askForRoomId(true);
-//                }
-//            });
+            rooms.child(roomId).addListenerForSingleValueEvent(new ValueEventListener() {
+                @Override
+                public void onDataChange(DataSnapshot dataSnapshot) {
+                    if (!(dataSnapshot.getValue() instanceof HashMap)) {
+                        askForRoomId(true);
+                    }
+                    HashMap data = (HashMap) dataSnapshot.getValue();
+                    if ((long) data.get("started") == 1) {
+                        askForRoomId(true);
+                    }
+                    whoami = (long) data.get("player2");
+                    whoseTurn = (long) data.get("whoseTurn");
+                    tvName.setText("You're player 1 (playing as " + (whoami == 0 ? "O" : "X") + ")");
+                    room = rooms.child(roomId);
+                    startGame(true);
+                }
+
+                @Override
+                public void onCancelled(DatabaseError databaseError) {
+                    askForRoomId(true);
+                }
+            });
         }
     }
 
@@ -163,92 +165,92 @@ public class OnlineGameActivity extends AppCompatActivity {
         alert.show();
         alert.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
 
-//        room.addValueEventListener(new ValueEventListener() {
-//            @Override
-//            public void onDataChange(DataSnapshot dataSnapshot) {
-//                HashMap data = (HashMap) dataSnapshot.getValue();
-//                if ((long) data.get("started") == 1) {
-//                    room.removeEventListener(this);
-//                    alert.dismiss();
-//                    startGame(false);
-//                }
-//            }
-//
-//            @Override
-//            public void onCancelled(DatabaseError databaseError) {
-//                Log.d(TAG, "onCancelled: Waiter Value Event Listener");
-//            }
-//        });
+        room.addValueEventListener(new ValueEventListener() {
+            @Override
+            public void onDataChange(DataSnapshot dataSnapshot) {
+                HashMap data = (HashMap) dataSnapshot.getValue();
+                if ((long) data.get("started") == 1) {
+                    room.removeEventListener(this);
+                    alert.dismiss();
+                    startGame(false);
+                }
+            }
+
+            @Override
+            public void onCancelled(DatabaseError databaseError) {
+                Log.d(TAG, "onCancelled: Waiter Value Event Listener");
+            }
+        });
     }
 
-//    protected void startGame(boolean markStarted) {
-//        if (markStarted) {
-//            room.child("started").setValue(1);
-//        }
-//        room.addValueEventListener(new ValueEventListener() {
-//            @Override
-//            public void onDataChange(DataSnapshot dataSnapshot) {
-//                HashMap data = (HashMap) dataSnapshot.getValue();
-//                if (data == null) {
-//                    room.removeEventListener(this);
-//                    return;
-//                }
-//
-//                Log.d(TAG, "onDataChange: " + Arrays.toString(data.entrySet().toArray()));
-//                gameBoard = (List) data.get("board");
-//                Log.d(TAG, "onDataChange: " + Arrays.toString(gameBoard.toArray()));
-//                whoseTurn = (long) data.get("whoseTurn");
-//                myTurn = whoseTurn == whoami;
-//                playTurn();
-//                long winner = (long) data.get("winner");
-//                long opRevenge = (long) data.get("revenge" + (whoami == 0 ? 1 : 0));
-//                revengePossible = opRevenge != 0;
-//                if (revengeRequested && winner == -1) {
-//                    myTurn = whoami == (long) data.get("whoseTurn");
-//                    revengePossible = true;
-//                    revengeRequested = false;
-//                    gameWasEnd = false;
-//                    playTurn();
-//                } else if (!revengePossible && revengeRequested) {
-//                    fgAlert.dismiss();
-//                    new AlertDialog.Builder(OnlineGameActivity.this)
-//                            .setTitle("Sad info")
-//                            .setMessage("Second player don't want to play with ya :(")
-//                            .setCancelable(false)
-//                            .setNegativeButton("Go to menu without friend", (dialog, which) -> {
-//                                room.removeValue();
-//                                Intent intent = new Intent(OnlineGameActivity.this, MainActivity.class);
-//                                startActivity(intent);
-//                            })
-//                            .setIcon(R.drawable.ic_baseline_gamepad_24)
-//                            .show();
-//                } else if (opRevenge == 1 && revengeRequested) {
-//                    Map<String, Object> data2 = new HashMap<>();
-//                    gameBoard = new ArrayList<>(Arrays.asList(-1L, -1L, -1L, -1L, -1L, -1L, -1L, -1L, -1L));
-//                    data2.put("started", 1);
-//                    data2.put("player1", whoami);
-//                    data2.put("player2", whoami == 0 ? 1L : 0L);
-//                    data2.put("whoseTurn", new Long(ThreadLocalRandom.current().nextInt(0, 1 + 1)));
-//                    data2.put("board", gameBoard);
-//                    data2.put("winner", -1L);
-//                    data2.put("revenge0", -1L);
-//                    data2.put("revenge1", -1L);
-//                    myTurn = whoami == (long) data2.get("whoseTurn");
-//                    room.setValue(data2);
-//                    playTurn();
-//                }
-//
-//                if (winner != -1) {
-//                    endGame(winner);
-//                }
-//            }
-//
-//            @Override
-//            public void onCancelled(DatabaseError databaseError) {
-//                Log.d(TAG, "onCancelled: Main Value Event Listener");
-//            }
-//        });
-//    }
+    protected void startGame(boolean markStarted) {
+        if (markStarted) {
+            room.child("started").setValue(1);
+        }
+        room.addValueEventListener(new ValueEventListener() {
+            @Override
+            public void onDataChange(DataSnapshot dataSnapshot) {
+                HashMap data = (HashMap) dataSnapshot.getValue();
+                if (data == null) {
+                    room.removeEventListener(this);
+                    return;
+                }
+
+                Log.d(TAG, "onDataChange: " + Arrays.toString(data.entrySet().toArray()));
+                gameBoard = (List) data.get("board");
+                Log.d(TAG, "onDataChange: " + Arrays.toString(gameBoard.toArray()));
+                whoseTurn = (long) data.get("whoseTurn");
+                myTurn = whoseTurn == whoami;
+                playTurn();
+                long winner = (long) data.get("winner");
+                long opRevenge = (long) data.get("revenge" + (whoami == 0 ? 1 : 0));
+                revengePossible = opRevenge != 0;
+                if (revengeRequested && winner == -1) {
+                    myTurn = whoami == (long) data.get("whoseTurn");
+                    revengePossible = true;
+                    revengeRequested = false;
+                    gameWasEnd = false;
+                    playTurn();
+                } else if (!revengePossible && revengeRequested) {
+                    fgAlert.dismiss();
+                    new AlertDialog.Builder(OnlineGameActivity.this)
+                            .setTitle("Sad info")
+                            .setMessage("Second player don't want to play with ya :(")
+                            .setCancelable(false)
+                            .setNegativeButton("Go to menu without friend", (dialog, which) -> {
+                                room.removeValue();
+                                Intent intent = new Intent(OnlineGameActivity.this, MainActivity.class);
+                                startActivity(intent);
+                            })
+                            .setIcon(R.drawable.ic_baseline_gamepad_24)
+                            .show();
+                } else if (opRevenge == 1 && revengeRequested) {
+                    Map<String, Object> data2 = new HashMap<>();
+                    gameBoard = new ArrayList<>(Arrays.asList(-1L, -1L, -1L, -1L, -1L, -1L, -1L, -1L, -1L));
+                    data2.put("started", 1);
+                    data2.put("player1", whoami);
+                    data2.put("player2", whoami == 0 ? 1L : 0L);
+                    data2.put("whoseTurn", new Long(ThreadLocalRandom.current().nextInt(0, 1 + 1)));
+                    data2.put("board", gameBoard);
+                    data2.put("winner", -1L);
+                    data2.put("revenge0", -1L);
+                    data2.put("revenge1", -1L);
+                    myTurn = whoami == (long) data2.get("whoseTurn");
+                    room.setValue(data2);
+                    playTurn();
+                }
+
+                if (winner != -1) {
+                    endGame(winner);
+                }
+            }
+
+            @Override
+            public void onCancelled(DatabaseError databaseError) {
+                Log.d(TAG, "onCancelled: Main Value Event Listener");
+            }
+        });
+    }
 
     protected void playTurn() {
         int i = 0;
@@ -270,8 +272,8 @@ public class OnlineGameActivity extends AppCompatActivity {
     }
 
     protected void finishTurn() {
-//        room.child("whoseTurn").setValue(whoseTurn);
-//        room.child("board").setValue(gameBoard);
+        room.child("whoseTurn").setValue(whoseTurn);
+        room.child("board").setValue(gameBoard);
     }
 
     @RequiresApi(api = Build.VERSION_CODES.N)
@@ -319,26 +321,26 @@ public class OnlineGameActivity extends AppCompatActivity {
         gameWasEnd = true;
 
         finishTurn();
-//        room.child("winner").setValue(whoWon);
-//        AlertDialog.Builder alertBuilder = new AlertDialog.Builder(this)
-//                .setTitle(whoWon == 2 ? "DRAW" : "Player " + (whoWon + 1) + " WON")
-//                .setMessage(whoWon == 2 ? "Maybe next time" : "Congratulations to Player " + (whoWon + 1))
-//                .setCancelable(false)
-//                .setPositiveButton("Request revenge", (dialog, which) -> {
-//                    revengeRequested = true;
-//                    room.child("revenge" + whoami).setValue(1);
-//                })
-//                .setNegativeButton("Go to menu", (dialog, which) -> {
-//                    room.child("revenge" + whoami).setValue(0);
-//                    if (!revengePossible) {
-//                        room.removeValue();
-//                    }
-//                    Intent intent = new Intent(OnlineGameActivity.this, MainActivity.class);
-//                    startActivity(intent);
-//                })
-//                .setIcon(R.drawable.ic_baseline_gamepad_24);
-//        fgAlert = alertBuilder.create();
-//        fgAlert.show();
+        room.child("winner").setValue(whoWon);
+        AlertDialog.Builder alertBuilder = new AlertDialog.Builder(this)
+                .setTitle(whoWon == 2 ? "DRAW" : "Player " + (whoWon + 1) + " WON")
+                .setMessage(whoWon == 2 ? "Maybe next time" : "Congratulations to Player " + (whoWon + 1))
+                .setCancelable(false)
+                .setPositiveButton("Request revenge", (dialog, which) -> {
+                    revengeRequested = true;
+                    room.child("revenge" + whoami).setValue(1);
+                })
+                .setNegativeButton("Go to menu", (dialog, which) -> {
+                    room.child("revenge" + whoami).setValue(0);
+                    if (!revengePossible) {
+                        room.removeValue();
+                    }
+                    Intent intent = new Intent(OnlineGameActivity.this, MainActivity.class);
+                    startActivity(intent);
+                })
+                .setIcon(R.drawable.ic_baseline_gamepad_24);
+        fgAlert = alertBuilder.create();
+        fgAlert.show();
     }
 
     // CheckTripleEqualityOnGameBoard
diff --git a/app/src/main/res/layout-land/activity_main.xml b/app/src/main/res/layout-land/activity_main.xml
new file mode 100644
index 0000000..eb03ff8
--- /dev/null
+++ b/app/src/main/res/layout-land/activity_main.xml
@@ -0,0 +1,52 @@
+<?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:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".MainActivity">
+<LinearLayout
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    android:background="@mipmap/main_bg_foreground"
+    >
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_weight="1"
+        android:gravity="center"
+        android:text="Pai Fillo Nai"
+        android:textColor="@color/white"
+        android:textSize="60sp"/>
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_weight="1"
+        android:padding="20dp"
+        >
+        <TextView
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:layout_weight="1"
+            android:gravity="center"
+            android:text="ONLINE"
+            android:id="@+id/txtvOnline"
+            android:layout_margin="20dp"
+            android:textColor="#03A9F4"
+            android:background="@drawable/bg_rounded_rectangle"
+            android:textSize="30sp"/>
+        <TextView
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:layout_weight="1"
+            android:gravity="center"
+            android:text="OFFLINE"
+            android:layout_margin="20dp"
+            android:textColor="#AAAAAA"
+            android:id="@+id/txtvOffline"
+            android:background="@drawable/bg_rounded_rectangle"
+            android:textSize="30sp"/>
+    </LinearLayout>
+</LinearLayout>
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout-land/activity_online_game.xml b/app/src/main/res/layout-land/activity_online_game.xml
new file mode 100644
index 0000000..19ff086
--- /dev/null
+++ b/app/src/main/res/layout-land/activity_online_game.xml
@@ -0,0 +1,133 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@mipmap/bg_offline_game_foreground"
+    tools:context=".OfflineGameActivity">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="horizontal">
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:layout_weight="2">
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:layout_weight="2"
+                android:layout_margin="20dp"
+                android:background="@drawable/bg_rounded_blue"
+                android:orientation="vertical">
+                <TextView
+                    android:layout_width="match_parent"
+                    android:layout_height="match_parent"
+                    android:layout_weight="1"
+                    android:textSize="30sp"
+                    android:textColor="@color/white"
+                    android:gravity="center"
+                    android:id="@+id/onPlayerName"
+                    android:textAlignment="center"
+                    android:text="Second Player (X)" />
+                <ImageView
+                    android:layout_width="match_parent"
+                    android:layout_height="match_parent"
+                    android:id="@+id/p0Img"
+                    android:src="@mipmap/bg_no_no_foreground"
+                    android:layout_weight="1" />
+            </LinearLayout>
+        </LinearLayout>
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:orientation="vertical"
+            android:background="@drawable/bg_rounded_grey"
+            android:layout_margin="5dp"
+            android:layout_weight="1">
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:layout_weight="1"
+                android:padding="10dp">
+                <ImageView
+                    android:layout_width="match_parent"
+                    android:layout_height="match_parent"
+                    android:src="@mipmap/emptiness_foreground"
+                    android:id="@+id/square0"
+                    android:layout_margin="10dp"
+                    android:layout_weight="1" />
+                <ImageView
+                    android:layout_width="match_parent"
+                    android:layout_height="match_parent"
+                    android:src="@mipmap/emptiness_foreground"
+                    android:id="@+id/square1"
+                    android:layout_margin="10dp"
+                    android:layout_weight="1" />
+                <ImageView
+                    android:layout_width="match_parent"
+                    android:layout_height="match_parent"
+                    android:src="@mipmap/emptiness_foreground"
+                    android:id="@+id/square2"
+                    android:layout_margin="10dp"
+                    android:layout_weight="1" />
+            </LinearLayout>
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:layout_weight="1"
+                android:padding="10dp">
+                <ImageView
+                    android:layout_width="match_parent"
+                    android:layout_height="match_parent"
+                    android:src="@mipmap/emptiness_foreground"
+                    android:id="@+id/square3"
+                    android:layout_margin="10dp"
+                    android:layout_weight="1" />
+                <ImageView
+                    android:layout_width="match_parent"
+                    android:layout_height="match_parent"
+                    android:src="@mipmap/emptiness_foreground"
+                    android:id="@+id/square4"
+                    android:layout_margin="10dp"
+                    android:layout_weight="1" />
+                <ImageView
+                    android:layout_width="match_parent"
+                    android:layout_height="match_parent"
+                    android:src="@mipmap/emptiness_foreground"
+                    android:id="@+id/square5"
+                    android:layout_margin="10dp"
+                    android:layout_weight="1" />
+            </LinearLayout>
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:layout_weight="1"
+                android:padding="10dp">
+                <ImageView
+                    android:layout_width="match_parent"
+                    android:layout_height="match_parent"
+                    android:src="@mipmap/emptiness_foreground"
+                    android:id="@+id/square6"
+                    android:layout_margin="10dp"
+                    android:layout_weight="1" />
+                <ImageView
+                    android:layout_width="match_parent"
+                    android:layout_height="match_parent"
+                    android:src="@mipmap/emptiness_foreground"
+                    android:id="@+id/square7"
+                    android:layout_margin="10dp"
+                    android:layout_weight="1" />
+                <ImageView
+                    android:layout_width="match_parent"
+                    android:layout_height="match_parent"
+                    android:src="@mipmap/emptiness_foreground"
+                    android:id="@+id/square8"
+                    android:layout_margin="10dp"
+                    android:layout_weight="1" />
+            </LinearLayout>
+        </LinearLayout>
+    </LinearLayout>
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
index a95d7d0..62bb4b1 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,6 +1,6 @@
 buildscript {
     dependencies {
-//        classpath 'com.google.gms:google-services:4.3.10'
+        classpath 'com.google.gms:google-services:4.3.14'
     }
 }// Top-level build file where you can add configuration options common to all sub-projects/modules.
 plugins {