diff --git a/app/src/main/java/com/example/childguard/HomeFragment.java b/app/src/main/java/com/example/childguard/HomeFragment.java
index a9358b0..d3e093b 100644
--- a/app/src/main/java/com/example/childguard/HomeFragment.java
+++ b/app/src/main/java/com/example/childguard/HomeFragment.java
@@ -1,37 +1,18 @@
 package com.example.childguard;
 
-import static android.content.ContentValues.TAG;
-import static android.content.Context.MODE_PRIVATE;
-
 import android.content.SharedPreferences;
 import android.os.Bundle;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.FrameLayout;
+import android.widget.TextView;
 
 import androidx.core.content.res.ResourcesCompat;
 import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentManager;
 import androidx.fragment.app.FragmentTransaction;
-import androidx.print.PrintHelper;
-
-import android.preference.PreferenceManager;
-import android.util.Log;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.Button;
-import android.widget.FrameLayout;
-import android.widget.TextView;
-import android.widget.Toast;
-
-import androidx.annotation.NonNull;
-
-import com.google.android.gms.tasks.OnFailureListener;
-import com.google.android.gms.tasks.OnSuccessListener;
-import com.google.firebase.firestore.DocumentReference;
-import com.google.firebase.firestore.FirebaseFirestore;
-
-import java.util.HashMap;
-import java.util.Map;
-import java.util.Objects;
 
 /**
  * A simple {@link Fragment} subclass.
@@ -75,10 +56,12 @@ public class HomeFragment extends Fragment implements OnEventListener{
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
+
         if (getArguments() != null) {
             // mParam1 = getArguments().getString(ARG_PARAM1);
             mParam2 = getArguments().getString(ARG_PARAM2);
         }
+
     }
 
     @Override
@@ -94,6 +77,12 @@ public class HomeFragment extends Fragment implements OnEventListener{
     public void onResume() {
         super.onResume();
         Log.d("HomeFragment", "onResume: called");
+        this.updateUiState(getIsInCarLocal());
+    }
+
+    private boolean getIsInCarLocal() {
+        SharedPreferences pref = requireActivity().getSharedPreferences("app_situation", requireActivity().MODE_PRIVATE);
+        return pref.getBoolean("isInCar", false);
     }
 
     //画面遷移メソッド
@@ -110,7 +99,7 @@ public class HomeFragment extends Fragment implements OnEventListener{
         transaction.commit();
     }
 
-    private boolean updateUiState(boolean state) {
+    private boolean updateUiState(boolean isInCar) {
         Log.d("HomeFragment", "updateUiState: called");
         // Init
         TextView tv;
@@ -123,13 +112,13 @@ public class HomeFragment extends Fragment implements OnEventListener{
             return false;
         } catch (IllegalStateException e) {
             Log.d("HomeFragment", "updateUiState: view is not attached");
-//            getParentFragmentManager().beginTransaction().replace(R.id.fragmentContainerView, HomeFragment.newInstance("test", "test")).commit();
-//            updateUiState(state);
+            getParentFragmentManager().beginTransaction().replace(R.id.fragmentContainerView, HomeFragment.newInstance("test", "test")).commit();
+            updateUiState(isInCar);
             return false;
         }
         String get_on = "\n乗車状態";
         String get_off = "\n降車状態";
-        if (state) {
+        if (!isInCar) {
             //乗車状態にする
             fl.setBackground(ResourcesCompat.getDrawable(getResources(), R.drawable.frame_style_orange, null));
             tv.setText(get_on);
@@ -143,9 +132,10 @@ public class HomeFragment extends Fragment implements OnEventListener{
     }
 
     @Override
-    public boolean onEvent(boolean state) {
+    public boolean onEvent(boolean isInCar) {
         Log.d("HomeFragment", "onEvent: called");
-        return updateUiState(state);
+
+        return updateUiState(isInCar);
     }
 }
 
diff --git a/app/src/main/java/com/example/childguard/MainActivity.java b/app/src/main/java/com/example/childguard/MainActivity.java
index e89413c..5f1cdef 100644
--- a/app/src/main/java/com/example/childguard/MainActivity.java
+++ b/app/src/main/java/com/example/childguard/MainActivity.java
@@ -1,67 +1,47 @@
 package com.example.childguard;
 
-import static java.security.AccessController.getContext;
-
-import androidx.activity.result.ActivityResultLauncher;
-import androidx.appcompat.app.ActionBar;
-import androidx.appcompat.app.AppCompatActivity;
-import androidx.browser.customtabs.CustomTabsIntent;
-import androidx.core.app.ActivityCompat;
-import androidx.core.app.NotificationCompat;
-import androidx.core.app.NotificationManagerCompat;
-
 import android.annotation.SuppressLint;
 import android.app.NotificationChannel;
 import android.app.NotificationManager;
+import android.app.PendingIntent;
 import android.bluetooth.BluetoothAdapter;
 import android.bluetooth.BluetoothDevice;
 import android.bluetooth.BluetoothManager;
 import android.content.BroadcastReceiver;
 import android.content.Context;
-import android.content.SharedPreferences;
 import android.content.Intent;
 import android.content.IntentFilter;
+import android.content.SharedPreferences;
 import android.content.pm.PackageManager;
 import android.graphics.Color;
-import android.graphics.Paint;
 import android.net.Uri;
+import android.os.Build;
 import android.os.Bundle;
 import android.os.Vibrator;
-
-import com.google.android.material.bottomnavigation.BottomNavigationView;
-
-import java.text.DateFormat;
-import java.text.SimpleDateFormat;
-import java.util.Date;
-import java.util.Random;
-import java.util.UUID;
-
 import android.preference.PreferenceManager;
 import android.util.Log;
 import android.widget.FrameLayout;
-import android.widget.TextView;
 import android.widget.Toast;
-import androidx.annotation.Nullable;
-import androidx.appcompat.app.AppCompatActivity;
-import androidx.core.content.res.ResourcesCompat;
-import androidx.core.graphics.Insets;
-import androidx.core.view.ViewCompat;
-import androidx.core.view.WindowInsetsCompat;
-import androidx.fragment.app.Fragment;
-import androidx.fragment.app.FragmentManager;
 
+import androidx.activity.result.ActivityResultLauncher;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.browser.customtabs.CustomTabsIntent;
+import androidx.core.app.ActivityCompat;
+import androidx.core.app.NotificationCompat;
+import androidx.fragment.app.Fragment;
+
+import com.google.android.material.bottomnavigation.BottomNavigationView;
 import com.google.firebase.firestore.DocumentReference;
-import com.google.firebase.firestore.DocumentSnapshot;
-import com.google.firebase.firestore.EventListener;
 import com.google.firebase.firestore.FirebaseFirestore;
-import com.google.firebase.firestore.FirebaseFirestoreException;
-import com.google.zxing.integration.android.IntentIntegrator;
-import com.google.zxing.integration.android.IntentResult;
 import com.journeyapps.barcodescanner.ScanContract;
 import com.journeyapps.barcodescanner.ScanOptions;
 
+import java.util.HashMap;
+import java.util.Map;
+
 public class MainActivity extends AppCompatActivity {
 
+    FirebaseFirestore db;
     BluetoothManager bluetoothManager;
     BluetoothAdapter bluetoothAdapter;
 
@@ -71,14 +51,6 @@ public class MainActivity extends AppCompatActivity {
 
     public static final String TAG = "InspirationQuote";
 
-    boolean flg = false;
-
-    //↓日付を取得するやつ
-    public static String getNowDate() {
-        @SuppressLint("SimpleDateFormat") final DateFormat df = new SimpleDateFormat("yyy/MM/dd HH:mm:ss");
-        final Date date = new Date(System.currentTimeMillis());
-        return df.format(date);
-    }
 
     private final ActivityResultLauncher<ScanOptions> QrLauncher = registerForActivityResult(
             new ScanContract(),
@@ -105,7 +77,7 @@ public class MainActivity extends AppCompatActivity {
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
-//        super.onStart();
+        db = FirebaseFirestore.getInstance();//Firebaseとの紐づけ
 
         BottomNavigationView bottomNavigationView = findViewById(R.id.nav_view);
 
@@ -120,6 +92,8 @@ public class MainActivity extends AppCompatActivity {
                         .replace(findViewById(R.id.fragmentContainerView).getId(), this.homeFragment)
                         .addToBackStack(null)
                         .commit();
+                firebaselink();
+
             } else if (v.getItemId() == findViewById(R.id.navigation_notification).getId()) {
                 findViewById(R.id.fab_scan_qr_code).setVisibility(FrameLayout.VISIBLE);
                 getSupportFragmentManager().beginTransaction()
@@ -142,6 +116,7 @@ public class MainActivity extends AppCompatActivity {
             ScanOptions options = new ScanOptions();
             options.setPrompt("QRコードを読み取ってください");
             QrLauncher.launch(options);
+
         });
 
         //Bluetooth検知機能
@@ -152,12 +127,10 @@ public class MainActivity extends AppCompatActivity {
         if (ActivityCompat.checkSelfPermission(this, android.Manifest.permission.BLUETOOTH_CONNECT) != PackageManager.PERMISSION_GRANTED) {
             Log.d("BT", "No permission to connect bluetooth devices");
             return;
-        }
-        else {
+        } else {
             Log.d("BT", "Permission to connect bluetooth devices granted");
         }
         registerReceiver(receiver, intentFilter);
-
     }
 
     @Override
@@ -165,61 +138,45 @@ public class MainActivity extends AppCompatActivity {
         super.onResume();
         Log.d("onResume", "called");
         Log.d("onResume", "mDocRef is null");
-        SharedPreferences sharedPreferences = getSharedPreferences("app_situation", MODE_PRIVATE);
-        String IdPref = sharedPreferences.getString("ID", null);
-        if (IdPref == null) {
-            Log.d("onResume", "ID not initialized.");
-        } else {
-            mDocRef = FirebaseFirestore.getInstance().document("users/" + IdPref);//現在の位置を取得
-            this.flg = false;
-            initNotification(mDocRef);
-        }
-
-
+        firebaselink();
     }
 
-    private void initNotification(DocumentReference mDocRef) {
+    private void initNotification(DocumentReference mDocRef) {//サイト上で押されたボタンの管理
+        // 共有プリファレンス全体の準備
+        SharedPreferences sharedPreferences = getSharedPreferences("app_situation", MODE_PRIVATE);
 
-        // Init pref
-        SharedPreferences sharedPreferences = getSharedPreferences("app_situation",MODE_PRIVATE);
+        mDocRef.addSnapshotListener(this, (documentSnapshot, e) -> {
 
-        mDocRef.addSnapshotListener(this, new EventListener<DocumentSnapshot>() {
-            @Override
-            public void onEvent(@Nullable DocumentSnapshot documentSnapshot, @Nullable FirebaseFirestoreException e) {
-                Log.d("nt", "イベント開始");
-                //共有プリファレンス 書き込みの準備
-                SharedPreferences.Editor E=sharedPreferences.edit();
-                //車の乗り降りを管理するtrue=乗車、false=降車
-                boolean isInCar = sharedPreferences.getBoolean("car", false);
-                if (flg && documentSnapshot != null && documentSnapshot.exists()) {
-
-                    String parent = documentSnapshot.getString("parent");
-                    Log.d("nt", "レスポンスを検知しました1");
-
-                    assert parent != null;
-                    if (parent.equals("s")) {//FireBaseの更新情報が"S"のとき＝サイト上で第三者ボタンが押されたとき
-                        if (isInCar) {
-                            int importance = NotificationManager.IMPORTANCE_DEFAULT;
-                            NotificationChannel channel = new NotificationChannel("CHANNEL_ID", "通報通知", importance);
-                            channel.setDescription("第3者からの通報を検知しました");
-                            NotificationManager notificationManager = getSystemService(NotificationManager.class);
-                            notificationManager.createNotificationChannel(channel);
-                            Log.d("nt", "レスポンスを検知しました2");
-                            notifyMain();
-                        }
-                    } else {
-                        E.putBoolean("car", !isInCar);
-                        E.apply();
-                        // SupportFragmentManagerが現在表示しているFragmentを取得
-                        Fragment fragment = getSupportFragmentManager().findFragmentById(R.id.fragmentContainerView);
-                        if (fragment instanceof HomeFragment) {
-                            ((HomeFragment) fragment).onEvent(!isInCar);
-                        } else {
-                            Log.d("nt", "HomeFragment is not visible");
-                        }
+            Log.d("nt", "イベント開始");
+            //共有プリファレンス 書き込みの準備
+            SharedPreferences.Editor E = sharedPreferences.edit();
+            //車の乗り降りを管理するtrue=乗車、false=降車
+            if (documentSnapshot.exists()) {//exists()でdocumentSnapshotの中のファイルの存在の確認
+                Fragment fragment = getSupportFragmentManager().findFragmentById(R.id.fragmentContainerView);
+                Boolean isInCar = sharedPreferences.getBoolean("isInCarPref", false);//現在の乗降状態を保存する共有プリファレンス
+                E.putBoolean("isInCarPref", documentSnapshot.getBoolean("isInCar"));//乗降状態の判定
+                E.apply();//確定処理
+                Log.d("nt", "レスポンスを検知しました1");
+                //FireBaseで更新された情報の判定
+                if (documentSnapshot.getBoolean("isReported") == false) {//isReportedがfalseのとき=サイト上で保護者ボタンが押されたとき
+                    if (fragment instanceof HomeFragment) {//fragementがHomeFragmentのインスタンスかの判定
+//                        changessituation();//  changessituation()メソッドを処理→アプリ側の乗降状態を変化
+                        ((HomeFragment) fragment).onEvent(!isInCar);
                     }
+                } else if (isInCar) {//第三者ボタンが押されたときにisInCarがtrueのとき＝乗車状態のとき→いたずら防止
+                    int importance = NotificationManager.IMPORTANCE_DEFAULT;
+                    NotificationChannel channel = new NotificationChannel("CHANNEL_ID", "通報通知", importance);
+                    channel.setDescription("第3者からの通報を検知しました");
+                    NotificationManager notificationManager = getSystemService(NotificationManager.class);
+                    notificationManager.createNotificationChannel(channel);
+                    Log.d("nt", "レスポンスを検知しました2");
+                    NotificationSetting();//通知に関する設定のメソッド
+                    Notification(getApplicationContext());//通知を行うメソッド
+                    ResetReported();// ResetReported();メソッドを処理→FireBaseのisReportedをfalseにする
+                } else {//第三者ボタンが押されたときにisInCarがfalseのとき=降車状態のとき
+                    ResetReported();// ResetReported();を処理→FireBaseのisReportedをfalseにする
+                    Log.d("nt", "何もなし");
                 }
-                flg = true;
             }
         });
 
@@ -233,13 +190,12 @@ public class MainActivity extends AppCompatActivity {
         public void onReceive(Context context, Intent intent) {
             String action = intent.getAction(); // may need to chain this to a recognizing function
             BluetoothDevice device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
-            HomeFragment homeFragment=new HomeFragment();
+//            HomeFragment homeFragment=new HomeFragment();
 
             if (ActivityCompat.checkSelfPermission(context, android.Manifest.permission.BLUETOOTH_CONNECT) != PackageManager.PERMISSION_GRANTED) {
                 Log.d("BT", "No permission to connect bluetooth devices");
                 return;
             }
-            String deviceName = device.getName();
             String deviceHardwareAddress = device.getAddress(); // MAC address
 
             if (BluetoothDevice.ACTION_ACL_CONNECTED.equals(action)) {
@@ -262,46 +218,94 @@ public class MainActivity extends AppCompatActivity {
         }
     };
 
-    //↓通知のやつ
-    public void notifyMain() {
-        //↓通知をする際に起動するバイブレーション
-        ((Vibrator) getSystemService(Context.VIBRATOR_SERVICE)).vibrate(1000);
-        //↓通知の詳細設定的な奴
-        NotificationCompat.Builder builder = new NotificationCompat
-                .Builder(this, "CHANNEL_ID")
+
+    public void firebaselink() {//Firebaseのドキュメントの取得
+        //共有プリファレンス全体の準備
+        SharedPreferences sharedPreferences = getSharedPreferences("app_situation", MODE_PRIVATE);
+        String IdPref = sharedPreferences.getString("ID", null);////アプリに記録されているIDの取得
+        if (IdPref == null) {//FireBaseのIDがアプリに登録されているとき
+            Log.d("onResume", "ID not initialized.");
+        } else {
+            mDocRef = FirebaseFirestore.getInstance().document("status/" + IdPref);//現在の位置を取得
+            initNotification(mDocRef);//現在の位置を引数に initNotification()を処理
+
+        }
+    }
+
+    public void ResetReported() {//FireBaseのisReportedをfalseに初期化するメソッド
+        //共有プリファレンス全体の準備
+        SharedPreferences sharedPreferences = MainActivity.this.getSharedPreferences("app_situation", MODE_PRIVATE);
+        String IdPref = sharedPreferences.getString("ID", null);//アプリに記録されているIDの取得
+        db = FirebaseFirestore.getInstance();//Firebaseとの紐づけ
+        DocumentReference isReported = db.collection("status").document(IdPref);//更新するドキュメントとの紐づけ
+        Map<String, Boolean> DEFAULT_ITEM = new HashMap<>();//mapの宣言
+        //isReportedをfalseに更新
+        isReported.update("isReported", false).addOnSuccessListener(unused -> Log.d(TAG, "DocumentSnapshot successfully updated!")).addOnFailureListener(e -> Log.w(TAG, "Error updating document", e));
+    }
+
+    public void NotificationSetting() {//通知に関する設定の処理を行うメソッド
+        int importance = NotificationManager.IMPORTANCE_DEFAULT;
+        //通知チャネルの実装
+        NotificationChannel channel = new NotificationChannel("CHANNEL_ID", "通知", importance);
+        channel.setDescription("第三者により置き去りの通報が行われたときに通知します。");
+
+        NotificationManager notificationManager = getSystemService(NotificationManager.class);
+        notificationManager.createNotificationChannel(channel);
+
+    }
+
+    public void Notification(Context context) {//実際に通知を行うメソッド
+        final String CHANNEL_ID = "my_channel_id";
+        // 通知がクリックされたときに送信されるIntent
+        Intent intent = new Intent(context, MainActivity.class);
+        intent.setAction("OPEN_ACTIVITY");
+        // PendingIntentの作成
+        int requestCode = 100;
+        int flags = 0;
+        PendingIntent pendingIntent = PendingIntent.getActivity(context, requestCode, intent, flags | PendingIntent.FLAG_IMMUTABLE);
+
+        ((Vibrator) getSystemService(Context.VIBRATOR_SERVICE)).vibrate(2000);//バイブレーション
+
+        @SuppressLint("NotificationTrampoline") NotificationCompat.Builder builder = new NotificationCompat.Builder(context, "CHANNEL_ID")
                 .setSmallIcon(android.R.drawable.ic_menu_info_details)
-                .setContentTitle("通報検知")
-                .setContentText("子供の置き去りを検知しました。")
-                .setPriority(NotificationCompat.PRIORITY_DEFAULT);
+                .setContentTitle("子供の置き去りをしていませんか？")//通知のタイトル
+                .setContentText("第三者からの通報が行われました。")//通知の本文
+                .setContentIntent(pendingIntent)//通知をタップするとActivityへ移動する
+                .setAutoCancel(true)//通知をタップすると削除する
+                .setPriority(NotificationCompat.PRIORITY_HIGH) // プライオリティを高く設定
+                .setVisibility(NotificationCompat.VISIBILITY_PUBLIC); // ロック画面に表示する
 
-        NotificationManagerCompat notificationManager = NotificationManagerCompat.from(this);
+        // NotificationChannelの作成（Android 8.0以降）
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            NotificationManager notificationManager = context.getSystemService(NotificationManager.class);
+            if (notificationManager != null) {
+                NotificationChannel channel = new NotificationChannel(
+                        CHANNEL_ID,
+                        "Channel Name",
+                        NotificationManager.IMPORTANCE_HIGH
+                );
 
+                channel.setDescription("Channel Description");
+                channel.enableLights(true);
+                channel.setLightColor(Color.RED);
+                channel.enableVibration(true);
+                notificationManager.createNotificationChannel(channel);
+            }
+        }
+
+
+        NotificationManager notificationManager = (NotificationManager) context.getSystemService(context.NOTIFICATION_SERVICE);
         if (ActivityCompat.checkSelfPermission(this, android.Manifest.permission.POST_NOTIFICATIONS) != PackageManager.PERMISSION_GRANTED) {
-            // TODO: Consider calling
-            //    ActivityCompat#requestPermissions
-            // here to request the missing permissions, and then overriding
-            //   public void onRequestPermissionsResult(int requestCode, String[] permissions,
-            //                                          int[] grantResults)
-            // to handle the case where the user grants the permission. See the documentation
-            // for ActivityCompat#requestPermissions for more details.
             return;
         }
-        notificationManager.notify(R.string.app_name, builder.build());
-
-
+        notificationManager.notify(R.string.app_name, builder.build());//通知の表示
     }
 
     @Override
-    public void onStop() {
+    public void onStop() {//アプリをバックグラウンドにした時のメソッド
         super.onStop();
         Intent intent = new Intent(getApplication(), TestService.class);
-        startService(intent);
-    }
-
-    //Bluetooth_setupの戻るボタン
-    public void setupBackButton(boolean enableBackButton) {
-        ActionBar actionBar = getSupportActionBar();
-        actionBar.setDisplayHomeAsUpEnabled(enableBackButton);
+        startService(intent);//TestServiceを起動
     }
 
 }
diff --git a/app/src/main/java/com/example/childguard/NotificationReceiver.java b/app/src/main/java/com/example/childguard/NotificationReceiver.java
new file mode 100644
index 0000000..4fb3f5f
--- /dev/null
+++ b/app/src/main/java/com/example/childguard/NotificationReceiver.java
@@ -0,0 +1,16 @@
+package com.example.childguard;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+
+public class NotificationReceiver extends BroadcastReceiver {//通知をタップしたときにアプリを起動する処理
+    @Override
+    public void onReceive(Context context, Intent intent) {
+        if (intent.getAction() != null && intent.getAction().equals("OPEN_ACTIVITY")) {// 通知がタップされたときの処理
+            Intent openIntent = new Intent(context, MainActivity.class);   // MainActivityを起動
+            openIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+            context.startActivity(openIntent);
+        }
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/example/childguard/QR.java b/app/src/main/java/com/example/childguard/QR.java
deleted file mode 100644
index 1c9c094..0000000
--- a/app/src/main/java/com/example/childguard/QR.java
+++ /dev/null
@@ -1,33 +0,0 @@
-//package com.example.childguard;
-//
-//import android.graphics.Color;
-//import android.graphics.drawable.Drawable;
-//import android.os.Bundle;
-//import android.widget.TextView;
-//
-//import androidx.appcompat.app.AppCompatActivity;
-//
-//public class QR extends AppCompatActivity {
-//    String get_on="乗車状態";
-//    String get_off ="降車状態";
-//    TextView tv=findViewById(R.id.situation);
-//    @Override
-//    protected void onCreate(Bundle savedInstanceState){
-//        super.onCreate(savedInstanceState);
-//        setContentView(R.layout.fragment_qr);
-//        //多分いらないコード
-//        findViewById(R.id.camera).setOnClickListener(
-//                v -> {
-//                    if(get_on.equals(tv.getText().toString())){
-//                        tv.setText(get_off);
-//                        findViewById(R.id.situation_bg).setBackgroundColor(Color.parseColor("#dcdcdc"));
-//                    }
-//                    else {
-//                        tv.setText(get_on);
-//                        findViewById(R.id.situation_bg).setBackgroundColor(Color.parseColor("#ff4500"));
-//                    }
-//                }
-//        );
-//    }
-//
-//}
diff --git a/app/src/main/java/com/example/childguard/QRFragment.java b/app/src/main/java/com/example/childguard/QRFragment.java
deleted file mode 100644
index 5870462..0000000
--- a/app/src/main/java/com/example/childguard/QRFragment.java
+++ /dev/null
@@ -1,125 +0,0 @@
-package com.example.childguard;
-
-import android.content.Intent;
-import android.content.SharedPreferences;
-import android.net.Uri;
-import android.os.Bundle;
-
-import androidx.activity.result.ActivityResultLauncher;
-import androidx.activity.result.contract.ActivityResultContracts;
-import androidx.browser.customtabs.CustomTabsIntent;
-import androidx.fragment.app.Fragment;
-import androidx.fragment.app.FragmentManager;
-import androidx.fragment.app.FragmentTransaction;
-
-import android.util.Log;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.Button;
-import android.widget.Toast;
-
-import com.google.zxing.integration.android.IntentIntegrator;
-import com.google.zxing.integration.android.IntentResult;
-import com.journeyapps.barcodescanner.ScanContract;
-import com.journeyapps.barcodescanner.ScanOptions;
-
-import java.util.Objects;
-
-/**
- * A simple {@link Fragment} subclass.
- * Use the {@link QRFragment#newInstance} factory method to
- * create an instance of this fragment.
- */
-public class QRFragment extends Fragment {
-    //QRコードから受け取ったURLの受け渡しの宣言
-//   OnDataPass dataPass;
-    // TODO: Rename parameter arguments, choose names that match
-    // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
-    private static final String ARG_PARAM1 = "param1";
-    private static final String ARG_PARAM2 = "param2";
-
-    // TODO: Rename and change types of parameters
-    private String mParam1;
-    private String mParam2;
-
-    public QRFragment() {
-        // Required empty public constructor
-    }
-
-    /**
-     * Use this factory method to create a new instance of
-     * this fragment using the provided parameters.
-     *
-     * @param param1 Parameter 1.
-     * @param param2 Parameter 2.
-     * @return A new instance of fragment QRFragment.
-     */
-    // TODO: Rename and change types and number of parameters
-    public static QRFragment newInstance(String param1, String param2) {
-        QRFragment fragment = new QRFragment();
-        Bundle args = new Bundle();
-        args.putString(ARG_PARAM1, param1);
-        args.putString(ARG_PARAM2, param2);
-        fragment.setArguments(args);
-        return fragment;
-    }
-
-    @Override
-    public void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        if (getArguments() != null) {
-            mParam1 = getArguments().getString(ARG_PARAM1);
-            mParam2 = getArguments().getString(ARG_PARAM2);
-        }
-
-
-    }
-
-    private final ActivityResultLauncher<ScanOptions> fragmentLauncher = registerForActivityResult(new ScanContract(),
-            result -> {
-                String contents = result.getContents();
-                if (contents == null) {
-                    Toast.makeText(getContext(), "QRコードが読み取れませんでした", Toast.LENGTH_LONG).show();
-                } else if (!contents.contains("https://practicefirestore1-8808c.web.app/")) {
-                    Toast.makeText(getContext(), "Chiled Guardに対応するQRコードではありません", Toast.LENGTH_LONG).show();
-                } else {
-                    //URLの表示
-                    Toast.makeText(getContext(), contents, Toast.LENGTH_SHORT).show();
-                    //ブラウザを起動し、URL先のサイトを開く
-                    CustomTabsIntent.Builder builder = new CustomTabsIntent.Builder();
-                    CustomTabsIntent customTabsIntent = builder.build();
-                    customTabsIntent.launchUrl(requireContext(), Uri.parse(contents));
-                }
-
-                getParentFragmentManager().popBackStack();
-            });
-
-    @Override
-    public View onCreateView(LayoutInflater inflater, ViewGroup container,
-                             Bundle savedInstanceState) {
-        // Inflate the layout for this fragment
-        View view = inflater.inflate(R.layout.fragment_qr, container, false);
-
-
-        Log.d("QRFragment", "onClick: called");
-        //QRリーダ起動
-        fragmentLauncher.launch(new ScanOptions());
-
-        return view;
-    }
-    //画面遷移メソッド
-    private void replaceFragment(Fragment fragment) {
-        // フラグメントマネージャーの取得
-        FragmentManager manager = getParentFragmentManager(); // アクティビティではgetSupportFragmentManager()?
-        // フラグメントトランザクションの開始
-        FragmentTransaction transaction = manager.beginTransaction();
-        // レイアウトをfragmentに置き換え（追加）
-        transaction.replace(R.id.fragmentContainerView, fragment);
-        // 置き換えのトランザクションをバックスタックに保存する
-        transaction.addToBackStack(null);
-        // フラグメントトランザクションをコミット
-        transaction.commit();
-    }
-}
-
diff --git a/app/src/main/java/com/example/childguard/QrPrintFragment.java b/app/src/main/java/com/example/childguard/QrPrintFragment.java
deleted file mode 100644
index 88ac807..0000000
--- a/app/src/main/java/com/example/childguard/QrPrintFragment.java
+++ /dev/null
@@ -1,156 +0,0 @@
-package com.example.childguard;
-
-import static android.content.Context.MODE_PRIVATE;
-
-import android.content.SharedPreferences;
-import android.graphics.Bitmap;
-import android.graphics.BitmapFactory;
-import android.graphics.Canvas;
-import android.graphics.Paint;
-import android.graphics.drawable.BitmapDrawable;
-import android.os.Bundle;
-
-import androidx.fragment.app.Fragment;
-import androidx.fragment.app.FragmentManager;
-import androidx.fragment.app.FragmentTransaction;
-import androidx.print.PrintHelper;
-
-import android.preference.PreferenceManager;
-import android.util.AndroidRuntimeException;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ImageView;
-
-import com.google.zxing.BarcodeFormat;
-import com.google.zxing.WriterException;
-import com.journeyapps.barcodescanner.BarcodeEncoder;
-
-/**
- * A simple {@link Fragment} subclass.
- * Use the {@link QrPrintFragment#newInstance} factory method to
- * create an instance of this fragment.
- */
-public class QrPrintFragment extends Fragment {
-
-    // TODO: Rename parameter arguments, choose names that match
-    // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
-    private static final String ARG_PARAM1 = "param1";
-    private static final String ARG_PARAM2 = "param2";
-
-    // TODO: Rename and change types of parameters
-    private String mParam1;
-    private String mParam2;
-
-    public QrPrintFragment() {
-        // Required empty public constructor
-    }
-
-    /**
-     * Use this factory method to create a new instance of
-     * this fragment using the provided parameters.
-     *
-     * @param param1 Parameter 1.
-     * @param param2 Parameter 2.
-     * @return A new instance of fragment QrPrintFragment.
-     */
-    // TODO: Rename and change types and number of parameters
-    public static QrPrintFragment newInstance(String param1, String param2) {
-        QrPrintFragment fragment = new QrPrintFragment();
-        Bundle args = new Bundle();
-        args.putString(ARG_PARAM1, param1);
-        args.putString(ARG_PARAM2, param2);
-        fragment.setArguments(args);
-        return fragment;
-    }
-
-    @Override
-    public void onCreate (Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        if (getArguments() != null) {
-            mParam1 = getArguments().getString(ARG_PARAM1);
-            mParam2 = getArguments().getString(ARG_PARAM2);
-
-        }
-    }
-
-   // @Override
-    public View onCreateView(LayoutInflater inflater, ViewGroup container,
-                             Bundle savedInstanceState) {
-        //共有プリファレンス全体の準備
-        SharedPreferences sharedPreferences = getActivity().getSharedPreferences("app_situation", MODE_PRIVATE);
-        //User毎のドメインを保存する
-        String IdPref=sharedPreferences.getString("ID",null);
-        // Inflate the layout for this fragment
-        View view=inflater.inflate(R.layout.fragment_qr_print, container, false);;
-        //固定のドメイン
-        String KoteiURL = "https://practicefirestore1-8808c.web.app/?id=";
-        //すべてのドメイン
-        String AllURL;
-        //IdPrefにの値が初期値の場合
-        if(IdPref==null) {
-            //User毎のドメイン
-            String userURL = getArguments().getString("STR_KEY");
-            //キー"ID"の値をuserURLの値にする
-            SharedPreferences.Editor e = sharedPreferences.edit();
-            e.putString("ID", userURL);
-            //確定処理
-            e.apply();
-            //二つのドメインを合成する
-            AllURL=KoteiURL+userURL;
-        }else{
-            //二つのドメインを合成する
-            AllURL=KoteiURL+IdPref;
-        }
-
-        int size = 2500;
-        ImageView imageViewQrCode;
-        Bitmap QRGazou;
-        try {
-            //QRコード生成
-            BarcodeEncoder barcodeEncoder = new BarcodeEncoder();
-            Bitmap bitmapqr = barcodeEncoder.encodeBitmap(AllURL, BarcodeFormat.QR_CODE, size, size);
-            imageViewQrCode = (ImageView) view.findViewById(R.id.qr_view);
-            imageViewQrCode.setTranslationX(1000);
-            imageViewQrCode.setTranslationY(1000);
-            imageViewQrCode.setImageBitmap(bitmapqr);
-        } catch (WriterException e) {
-            throw new AndroidRuntimeException("Barcode Error.", e);
-        }
-        //    画像合成の準備
-        //    ここのエラーは直すと何故か動かなくなる。このままで動くので放置
-        Bitmap bitmap = BitmapFactory.decodeResource(getResources(), R.drawable.a_group_qr_sos);
-        Bitmap bitmap1 = ((BitmapDrawable) imageViewQrCode.getDrawable()).getBitmap();
-        int width = bitmap.getWidth(); // 元ファイルの幅取得
-        int height = bitmap.getHeight(); // 元ファイルの高さ取得
-        QRGazou = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
-        //Canvasの準備
-        Canvas canvas = new Canvas(QRGazou);
-        //画像のサイズの調整
-        int disWidth = (width - bitmap1.getWidth()) / 2;
-        int disHeight = (int) ((height - bitmap1.getHeight()) / 1.3);
-        canvas.drawBitmap(bitmap, 0, 0, (Paint) null); // image, x座標, y座標, Paintインスタンス
-        canvas.drawBitmap(bitmap1, disWidth, disHeight, (Paint) null); // 画像合成
-        //Androidからプリンターへ印刷指示を出すサポートライブラリ
-        PrintHelper printHelper = new PrintHelper(getActivity());
-        printHelper.setColorMode(PrintHelper.COLOR_MODE_COLOR);
-        printHelper.setScaleMode(PrintHelper.SCALE_MODE_FIT);
-        printHelper.printBitmap("job_name", QRGazou);
-        HomeFragment homeFragment=new HomeFragment();
-//        replaceFragment(homeFragment);
-        return view;
-    }
-      //画面遷移メソッド
-    private void replaceFragment(Fragment fragment) {
-        // フラグメントマネージャーの取得
-        FragmentManager manager = getParentFragmentManager(); // アクティビティではgetSupportFragmentManager()?
-        // フラグメントトランザクションの開始
-        FragmentTransaction transaction = manager.beginTransaction();
-        // レイアウトをfragmentに置き換え（追加）
-        transaction.replace(R.id.fragmentContainerView, fragment);
-        // 置き換えのトランザクションをバックスタックに保存する
-        transaction.addToBackStack(null);
-        // フラグメントトランザクションをコミット
-        transaction.commit();
-    }
-}
\ No newline at end of file
diff --git a/app/src/main/java/com/example/childguard/QrUtils.java b/app/src/main/java/com/example/childguard/QrUtils.java
index dc4f493..056ab6e 100644
--- a/app/src/main/java/com/example/childguard/QrUtils.java
+++ b/app/src/main/java/com/example/childguard/QrUtils.java
@@ -8,7 +8,9 @@ import android.graphics.Canvas;
 import android.graphics.Paint;
 import android.graphics.drawable.BitmapDrawable;
 import android.util.AndroidRuntimeException;
+import android.util.DisplayMetrics;
 import android.util.Log;
+import android.view.WindowManager;
 import android.widget.ImageView;
 
 import androidx.print.PrintHelper;
@@ -34,13 +36,14 @@ public class QrUtils {
         //IdPrefにの値が初期値の場合
         AllURL=KoteiURL+key;
 
-        int size = 1500;
+
+        int qrCodeSize = calculateQRCodeSize(); // 画面密度に応じてサイズを計算
         Bitmap QRGazou;
         Bitmap bitmapqr;
         try {
             //QRコード生成
             BarcodeEncoder barcodeEncoder = new BarcodeEncoder();
-            bitmapqr = barcodeEncoder.encodeBitmap(AllURL, BarcodeFormat.QR_CODE, size, size);
+            bitmapqr = barcodeEncoder.encodeBitmap(AllURL, BarcodeFormat.QR_CODE, qrCodeSize, qrCodeSize);
         } catch (WriterException e) {
             throw new AndroidRuntimeException("Barcode Error.", e);
         }
@@ -55,10 +58,21 @@ public class QrUtils {
 
         // 画像のサイズの調整
         int disWidth = (width - bitmapqr.getWidth()) / 2;
-        int disHeight = (int) ((height - bitmapqr.getHeight()) / 1.3);
+        int disHeight = (int) ((height - bitmapqr.getHeight()) / 1.5);
         canvas.drawBitmap(bitmap, 0, 0, (Paint) null);
         canvas.drawBitmap(bitmapqr, disWidth, disHeight, (Paint) null); // 画像合成
         //Androidからプリンターへ印刷指示を出すサポートライブラリ
         return QRGazou;
     }
+    private int calculateQRCodeSize() {
+        // 画面解像度を取得
+        DisplayMetrics metrics = new DisplayMetrics();
+        WindowManager windowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
+        windowManager.getDefaultDisplay().getMetrics(metrics);
+
+        // 画面密度に基づいてQRコードのサイズを計算
+        float density = context.getResources().getDisplayMetrics().density;
+        return (int) (800 * density);
+    }
+
 }
diff --git a/app/src/main/java/com/example/childguard/RecyclerAdapter.java b/app/src/main/java/com/example/childguard/RecyclerAdapter.java
index 3aeb1fc..2a184f5 100644
--- a/app/src/main/java/com/example/childguard/RecyclerAdapter.java
+++ b/app/src/main/java/com/example/childguard/RecyclerAdapter.java
@@ -1,6 +1,5 @@
 package com.example.childguard;
 
-import android.bluetooth.BluetoothAdapter;
 import android.content.Context;
 import android.content.SharedPreferences;
 import android.preference.PreferenceManager;
@@ -16,7 +15,6 @@ import androidx.appcompat.app.AlertDialog;
 import androidx.recyclerview.widget.RecyclerView;
 
 import java.util.ArrayList;
-import java.util.function.Predicate;
 
 public class RecyclerAdapter extends RecyclerView.Adapter<RecyclerAdapter.ItemViewHolder> {
 
diff --git a/app/src/main/java/com/example/childguard/SettingFragment.java b/app/src/main/java/com/example/childguard/SettingFragment.java
index 6fd9aa9..46e7b79 100644
--- a/app/src/main/java/com/example/childguard/SettingFragment.java
+++ b/app/src/main/java/com/example/childguard/SettingFragment.java
@@ -5,21 +5,14 @@ import static android.content.Context.MODE_PRIVATE;
 
 import android.content.SharedPreferences;
 import android.os.Bundle;
-
-import androidx.annotation.NonNull;
-import androidx.fragment.app.Fragment;
-import androidx.print.PrintHelper;
-
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.Button;
 import android.widget.Toast;
 
-import com.google.android.gms.tasks.OnFailureListener;
-import com.google.android.gms.tasks.OnSuccessListener;
-import com.google.firebase.firestore.DocumentReference;
+import androidx.fragment.app.Fragment;
+
 import com.google.firebase.firestore.FirebaseFirestore;
 
 import java.util.HashMap;
@@ -76,18 +69,16 @@ public class SettingFragment extends Fragment {
                 Toast.makeText(getActivity(), "再印刷", Toast.LENGTH_SHORT).show();
                 getParentFragmentManager().beginTransaction().addToBackStack(null).replace(R.id.fragmentContainerView, GenerateQrFragment.newInstance(sharedPreferences.getString("ID", "none"))).commit();
             } else {
-                String valueParent = "placeholder";
-                String valueBorn = "placeholder";
-                Map<String, String> user = new HashMap<>();//mapの宣言
+                Map<String, Boolean> DEFAULT_ITEM = new HashMap<>();//mapの宣言
 
                 Log.d("HomeFragment", "onClick is called");
 
                 //mapに入れる
-                user.put("parent", valueParent);
-                user.put("born", valueBorn);
+                DEFAULT_ITEM.put("isInCar", false);
+                DEFAULT_ITEM.put("isReported", false);
                 //新しいドキュメントにIDを作って追加
-                db.collection("users")
-                        .add(user)
+                db.collection("status")
+                        .add(DEFAULT_ITEM)
                         .addOnSuccessListener(documentReference -> {
                             //成功したら
                             //documentReference.getId()でID取得
@@ -95,6 +86,7 @@ public class SettingFragment extends Fragment {
                             SharedPreferences.Editor e = sharedPreferences.edit();
                             // キー"alreadySaved"の値をtrueにする
                             e.putBoolean("alreadySaved", true);
+
                             //確定処理
                             e.apply();
                             //画面遷移＆ID受け渡し
diff --git a/app/src/main/java/com/example/childguard/TestService.java b/app/src/main/java/com/example/childguard/TestService.java
index 4547978..28ed5a2 100644
--- a/app/src/main/java/com/example/childguard/TestService.java
+++ b/app/src/main/java/com/example/childguard/TestService.java
@@ -1,128 +1,266 @@
 package com.example.childguard;
 
+import android.annotation.SuppressLint;
 import android.app.NotificationChannel;
 import android.app.NotificationManager;
+import android.app.PendingIntent;
 import android.app.Service;
 import android.bluetooth.BluetoothDevice;
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
+import android.content.SharedPreferences;
 import android.content.IntentFilter;
 import android.content.pm.PackageManager;
+import android.graphics.Color;
+import android.os.Build;
+import android.os.Handler;
 import android.os.IBinder;
+import android.os.Looper;
 import android.os.Vibrator;
 import android.preference.PreferenceManager;
 import android.util.Log;
+import android.widget.Toast;
 
 import androidx.annotation.Nullable;
 import androidx.core.app.ActivityCompat;
 import androidx.core.app.NotificationCompat;
-import androidx.core.app.NotificationManagerCompat;
 
-public class TestService extends Service  {
+import com.google.firebase.firestore.DocumentReference;
+import com.google.firebase.firestore.FirebaseFirestore;
 
+import java.util.HashMap;
+import java.util.Map;
+
+public class TestService extends Service {
+    FirebaseFirestore db;
+    DocumentReference mDocRef;
+
+    public static final String TAG = "InspirationQuote";
+
+    public PeriodicTaskManager periodicTaskManager;
+
+
+    @Override
     public int onStartCommand(Intent intent, int flags, int startId) {
-
-        //Bluetooth検知機能
-        IntentFilter intentFilter = new IntentFilter();
-        intentFilter.addAction(BluetoothDevice.ACTION_ACL_CONNECTED);
-        intentFilter.addAction(BluetoothDevice.ACTION_ACL_DISCONNECTED);
-
-        if (ActivityCompat.checkSelfPermission(this, android.Manifest.permission.BLUETOOTH_CONNECT) != PackageManager.PERMISSION_GRANTED) {
-            Log.d("BT", "No permission to connect bluetooth devices");
-
-        }
-        else {
-            Log.d("BT", "Permission to connect bluetooth devices granted");
+        //共有プリファレンス全体の準備
+        SharedPreferences sharedPreferences = getSharedPreferences("app_situation", MODE_PRIVATE);
+        String IdPref = sharedPreferences.getString("ID", null);//アプリに記録されているIDの取得
+        if (IdPref == null) {//FireBaseのIDがアプリに登録されているとき
+            Log.d("onResume", "ID not initialized.");
+        } else {
+            mDocRef = FirebaseFirestore.getInstance().document("status/" + IdPref);//現在の位置を取得
+            initNotification(mDocRef);//現在の位置を引数に initNotification()を処理
         }
+        return flags;
+    }
 
+    private void initNotification(DocumentReference mDocRef) {//サイト上で押されたボタンの管理
+        // PeriodicTaskManagerのインスタンス化
+        periodicTaskManager = new PeriodicTaskManager();
+        // 共有プリファレンス全体の準備
+        SharedPreferences sharedPreferences = getSharedPreferences("app_situation", MODE_PRIVATE);
+        //車の乗り降りを管理するtrue=乗車、false=降車
+        //exists()でdocumentSnapshotの中のファイルの存在の確認
+        mDocRef.addSnapshotListener((documentSnapshot, e) -> {
 
-        registerReceiver(receiver, intentFilter);
-        //audioStart();
+            Log.d("nt", "イベント開始");
+            //共有プリファレンス 書き込みの準備
+            SharedPreferences.Editor E = sharedPreferences.edit();
+            //車の乗り降りを管理するtrue=乗車、false=降車
+            if (documentSnapshot.exists()) {//exists()でdocumentSnapshotの中のファイルの存在の確認
+                Boolean isInCar = sharedPreferences.getBoolean("isInCarPref", false);//現在の乗降状態を保存する共有プリファレンス
+                E.putBoolean("isInCarPref", documentSnapshot.getBoolean("isInCar"));//乗降状態の判定
+                E.apply();//確定処理
+                Log.d("nt", "レスポンスを検知しました1");
+                if (isInCar) {//isReportedがtrue=サイト上で乗車状態のとき
+                    if (documentSnapshot.getBoolean("isReported")) {
+                        ResetReported();// ResetReported();を処理→FireBaseのisReportedをfalseにする
+                        NotificationSetting();//通知に関する設定のメソッド
+                        Notification(getApplicationContext());//通知を行うメソッド
+                    }
+                } else if(!isInCar){//isReportedがfalse=サイト上で降車状態のとき
+                    ResetReported();//ResetReported();を処理→FireBaseのisReportedをfalseにする
+                }else {
+                    ResetReported();//ResetReported();を処理→FireBaseのisReportedをfalseにする
+                }
+            }
 
-        return START_NOT_STICKY;
+        });
+    }
 
+    public void ResetReported() {//FireBaseのisReportedをfalseに初期化するメソッド
+        //共有プリファレンス全体の準備
+        SharedPreferences sharedPreferences = getSharedPreferences("app_situation", MODE_PRIVATE);
+        String IdPref = sharedPreferences.getString("ID", null);//アプリに記録されているIDの取得
+        db = FirebaseFirestore.getInstance();//Firebaseとの紐づけ
+        DocumentReference isReported = db.collection("status").document(IdPref);//更新するドキュメントとの紐づけ
+        Map<String, Boolean> DEFAULT_ITEM = new HashMap<>();//mapの宣言
+        DEFAULT_ITEM.put("isReported", false);
+        //isReportedをfalseに更新
+        isReported.update("isReported", false).addOnSuccessListener(unused -> Log.d(TAG, "DocumentSnapshot successfully updated!")).addOnFailureListener(e -> Log.w(TAG, "Error updating document", e));
+    }
+
+    public void NotificationSetting() {//通知に関する設定の処理を行うメソッド
+            int importance = NotificationManager.IMPORTANCE_DEFAULT;
+            //通知チャネルの実装
+            NotificationChannel channel = new NotificationChannel("CHANNEL_ID", "通知", importance);
+            channel.setDescription("第三者により置き去りの通報が行われたときに通知します。");
+
+            NotificationManager notificationManager = getSystemService(NotificationManager.class);
+            notificationManager.createNotificationChannel(channel);
 
     }
 
-    private final BroadcastReceiver receiver = new BroadcastReceiver() {
+    public void Notification(Context context) {//実際に通知を行うメソッド
+         final String CHANNEL_ID = "my_channel_id";
+        // 通知がクリックされたときに送信されるIntent
+        Intent intent = new Intent(context, MainActivity.class);
+        intent.setAction("OPEN_ACTIVITY");
+        // PendingIntentの作成
+        int requestCode = 100;
+        int flags = 0;
+        PendingIntent pendingIntent = PendingIntent.getActivity(context, requestCode, intent, flags | PendingIntent.FLAG_IMMUTABLE);
 
-        @Override
-        public void onReceive(Context context, Intent intent) {
-            String action = intent.getAction(); // may need to chain this to a recognizing function
-            BluetoothDevice device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
-            HomeFragment homeFragment=new HomeFragment();
+        ((Vibrator) getSystemService(Context.VIBRATOR_SERVICE)).vibrate(2000);//バイブレーション
 
-            if (ActivityCompat.checkSelfPermission(context, android.Manifest.permission.BLUETOOTH_CONNECT) != PackageManager.PERMISSION_GRANTED) {
-                Log.d("BT", "No permission to connect bluetooth devices");
-                return;
-            }
-            String deviceName = device.getName();
-            String deviceHardwareAddress = device.getAddress(); // MAC address
+        @SuppressLint("NotificationTrampoline") NotificationCompat.Builder builder = new NotificationCompat.Builder(context, "CHANNEL_ID")
+                .setSmallIcon(android.R.drawable.ic_menu_info_details)
+                .setContentTitle("子供の置き去りをしていませんか？")//通知のタイトル
+                .setContentText("第三者からの通報が行われました。")//通知の本文
+                .setContentIntent(pendingIntent)//通知をタップするとActivityへ移動する
+                .setAutoCancel(true)//通知をタップすると削除する
+                .setPriority(NotificationCompat.PRIORITY_HIGH) // プライオリティを高く設定
+                .setVisibility(NotificationCompat.VISIBILITY_PUBLIC); // ロック画面に表示する
 
-            if (BluetoothDevice.ACTION_ACL_CONNECTED.equals(action)) {
-                //Do something if connected
-                Log.d("BT", "Device connected");
-
-                String registeredId = PreferenceManager.getDefaultSharedPreferences(getApplicationContext()).getString("bluetooth_device_id", "none");
-
-                Log.d("BT_Judge", "Registered: " + registeredId);
-
-                if (deviceHardwareAddress.equals(registeredId)) {
-                    Log.d("BT_Judge", "登録済み");
-                } else Log.d("BT_Judge", "未登録");
-
-            } else if (BluetoothDevice.ACTION_ACL_DISCONNECTED.equals(action)) {
-                //Do something if disconnected
-                Log.d("BT", "Device disconnected");
+        // NotificationChannelの作成（Android 8.0以降）
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            NotificationManager notificationManager = context.getSystemService(NotificationManager.class);
+            if (notificationManager != null) {
+                NotificationChannel channel = new NotificationChannel(
+                        CHANNEL_ID,
+                        "Channel Name",
+                        NotificationManager.IMPORTANCE_HIGH
+                );
 
+                channel.setDescription("Channel Description");
+                channel.enableLights(true);
+                channel.setLightColor(Color.RED);
+                channel.enableVibration(true);
+                notificationManager.createNotificationChannel(channel);
             }
         }
-    };
-
-    private void audioStart(){
-        //↓通知をする際に起動するバイブレーション
-        ((Vibrator) getSystemService(Context.VIBRATOR_SERVICE)).vibrate(1000);
-        //通知のやつ↓
-        int importance = NotificationManager.IMPORTANCE_DEFAULT;
-
-        NotificationChannel channel = new NotificationChannel("CHANNEL_ID", "通報通知", importance);
-        //説明・説明　ここに通知の説明を書くことができる↓
-        channel.setDescription("第3者からの通報を検知しました");
-
-        NotificationManager notificationManager = getSystemService(NotificationManager.class);
-        notificationManager.createNotificationChannel(channel);
-        //通知のやつ↑
-        Log.d("nt","レスポンスを検知しました2");
-        //↓通知の詳細設定的な奴
-        NotificationCompat.Builder builder = new NotificationCompat
-
-                .Builder(this, "CHANNEL_ID")
-                .setSmallIcon(android.R.drawable.ic_menu_info_details)
-                .setContentTitle("通報検知")
-                .setContentText("子供の置き去りを検知しました。")
-                .setPriority(NotificationCompat.PRIORITY_DEFAULT);
 
 
+        NotificationManager notificationManager = (NotificationManager)context.getSystemService(context.NOTIFICATION_SERVICE);
         if (ActivityCompat.checkSelfPermission(this, android.Manifest.permission.POST_NOTIFICATIONS) != PackageManager.PERMISSION_GRANTED) {
-            // TODO: Consider calling
-            //    ActivityCompat#requestPermissions
-            // here to request the missing permissions, and then overriding
-            //   public void onRequestPermissionsResult(int requestCode, String[] permissions,
-            //                                          int[] grantResults)
-            // to handle the case where the user grants the permission. See the documentation
-            // for ActivityCompat#requestPermissions for more details.
             return;
         }
-        notificationManager.notify(R.string.app_name, builder.build());
-
+        notificationManager.notify(R.string.app_name, builder.build());//通知の表示
     }
+    public void NotificationBluetooth(Context context, int time) {//実際に通知を行うメソッド
+        final String CHANNEL_ID = "my_channel_id";
+        // 通知がクリックされたときに送信されるIntent
+        Intent intent = new Intent(context, MainActivity.class);
+        intent.setAction("OPEN_ACTIVITY");
+        // PendingIntentの作成
+        int requestCode = 100;
+        int flags = 0;
+        PendingIntent pendingIntent = PendingIntent.getActivity(context, requestCode, intent, flags | PendingIntent.FLAG_IMMUTABLE);
 
+        ((Vibrator) getSystemService(Context.VIBRATOR_SERVICE)).vibrate(2000);//バイブレーション
+
+        @SuppressLint("NotificationTrampoline") NotificationCompat.Builder builder = new NotificationCompat.Builder(context, "CHANNEL_ID")
+                .setSmallIcon(android.R.drawable.ic_menu_info_details)
+                .setContentTitle("子供の置き去りをしていませんか？")//通知のタイトル
+                .setContentText("Bluetootと車の切断から"+time+"分が経過しました")//通知の本文
+                .setContentIntent(pendingIntent)//通知をタップするとActivityへ移動する
+                .setAutoCancel(true)//通知をタップすると削除する
+                .setPriority(NotificationCompat.PRIORITY_HIGH) // プライオリティを高く設定
+                .setVisibility(NotificationCompat.VISIBILITY_PUBLIC); // ロック画面に表示する
+
+        // NotificationChannelの作成（Android 8.0以降）
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            NotificationManager notificationManager = context.getSystemService(NotificationManager.class);
+            if (notificationManager != null) {
+                NotificationChannel channel = new NotificationChannel(
+                        CHANNEL_ID,
+                        "Channel Name",
+                        NotificationManager.IMPORTANCE_HIGH
+                );
+
+                channel.setDescription("Channel Description");
+                channel.enableLights(true);
+                channel.setLightColor(Color.RED);
+                channel.enableVibration(true);
+                notificationManager.createNotificationChannel(channel);
+            }
+        }
+
+
+        NotificationManager notificationManager = (NotificationManager)context.getSystemService(context.NOTIFICATION_SERVICE);
+        if (ActivityCompat.checkSelfPermission(this, android.Manifest.permission.POST_NOTIFICATIONS) != PackageManager.PERMISSION_GRANTED) {
+            return;
+        }
+        notificationManager.notify(R.string.app_name, builder.build());//通知の表示
+    }
+    public class PeriodicTaskManager {//Bluetoothの切断後に乗車状態にならなかった場合に５分毎に通知を送るメソッド
+
+        private static final long INTERVAL = 5 * 1000; //300秒
+        private final Handler handler;
+        private final Runnable periodicTask;
+
+        public PeriodicTaskManager() {
+
+            handler = new Handler(Looper.getMainLooper());
+            periodicTask = new Runnable() {
+
+                public void run() {
+
+                    //共有プリファレンス全体の準備
+                    SharedPreferences sharedPreferences = getSharedPreferences("app_situation", MODE_PRIVATE);
+
+                    int time=sharedPreferences.getInt("time",0);
+                    //共有プリファレンス 書き込みの準備
+                    SharedPreferences.Editor E = sharedPreferences.edit();
+                    if(time==0) {//Bluetoot切断からの時間経過(5分刻み)
+                        E.putInt("time",5);
+                        E.apply();;
+                    }else {
+                        E.putInt("time",time+5);
+                        E.apply();
+                    }
+
+                    // 5分毎に実行される処理
+                    NotificationBluetooth(getApplicationContext(),time);
+                    Log.d("PeriodicTask", "５分後に処理を実行します");
+
+                    handler.postDelayed(this, INTERVAL);
+                }
+            };
+        }
+
+        public void startPeriodicTask() {
+            // 最初の実行
+            handler.postDelayed(periodicTask,INTERVAL);//一回目は5分後に行う
+        }
+
+        public void stopPeriodicTask() {
+            //共有プリファレンス全体の準備
+            SharedPreferences sharedPreferences = getSharedPreferences("app_situation", MODE_PRIVATE);
+
+            int time=sharedPreferences.getInt("time",0);
+            //共有プリファレンス 書き込みの準備
+            SharedPreferences.Editor E = sharedPreferences.edit();
+            E.putInt("time",0);
+            E.apply();
+            // 定期的な処理の停止
+            handler.removeCallbacks(periodicTask);
+        }
+    }
     @Nullable
     @Override
     public IBinder onBind(Intent intent) {
-
-
         return null;
     }
 }
\ No newline at end of file