fix

app/src/main/java/com/example/childguard/HomeFragment.java

@@ -14,9 +14,6 @@ import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentManager;
 import androidx.fragment.app.FragmentTransaction;
 
-import com.google.firebase.firestore.DocumentReference;
-import com.google.firebase.firestore.FirebaseFirestore;
-
 /**
  * A simple {@link Fragment} subclass.
  * Use the {@link HomeFragment#newInstance} factory method to
@@ -72,52 +69,20 @@ public class HomeFragment extends Fragment implements OnEventListener{
                              Bundle savedInstanceState) {
         View view = inflater.inflate(R.layout.fragment_home, container, false);
 
-        view.findViewById(R.id.situation_bg).setOnClickListener(v -> {
-            if (updateStateByServer()) {
-                Log.d("HomeFragment", "onCreateView: updateStateByServer() success");
-            } else {
-                Log.d("HomeFragment", "onCreateView: updateStateByServer() failed");
-            }
-        });
-
         return view;
     }
 
-    // TODO: updateUiState()を切り出す
-    private boolean updateStateByServer() {
-        SharedPreferences pref = requireActivity().getSharedPreferences("app_situation", requireActivity().MODE_PRIVATE);
-        String key = pref.getString("ID", null);
-        DocumentReference documentReference;
-        if (key == null) {
-            Log.d("HomeFragment", "updateStateCache: key is null");
-            return false;
-        } else {
-            Log.d("HomeFragment", "updateStateCache: key is " + key);
-            documentReference = FirebaseFirestore.getInstance().document("status/" + key);
-
-            documentReference.get().addOnCompleteListener(task -> {
-                if (task.isSuccessful()) {
-                    Log.d("HomeFragment", "updateStateCache: get document success");
-                    Log.d("HomeFragment", "updateStateCache: isInCar is " + task.getResult().getBoolean("isInCar"));
-                    if (pref.getBoolean("isInCar", false) != task.getResult().getBoolean("isInCar")) {
-                        SharedPreferences.Editor editor = pref.edit();
-                        editor.putBoolean("isInCar", task.getResult().getBoolean("isInCar"));
-                        editor.apply();
-                    }
-                    updateUiState(pref.getBoolean("isInCar", false)); // UpdateUI
-                } else {
-                    Log.d("HomeFragment", "updateStateCache: get document failed");
-                }
-            });
-        }
-        return true;
-    }
-
 
     @Override
     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
@@ -153,7 +118,7 @@ public class HomeFragment extends Fragment implements OnEventListener{
         }
         String get_on = "\n乗車状態";
         String get_off = "\n降車状態";
-        if (isInCar) {
+        if (!isInCar) {
             //乗車状態にする
             fl.setBackground(ResourcesCompat.getDrawable(getResources(), R.drawable.frame_style_orange, null));
             tv.setText(get_on);

app/src/main/java/com/example/childguard/MainActivity.java

@@ -24,7 +24,6 @@ import android.widget.FrameLayout;
 import android.widget.Toast;
 
 import androidx.activity.result.ActivityResultLauncher;
-import androidx.annotation.NonNull;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.browser.customtabs.CustomTabsIntent;
 import androidx.core.app.ActivityCompat;
@@ -37,9 +36,6 @@ import com.google.firebase.firestore.FirebaseFirestore;
 import com.journeyapps.barcodescanner.ScanContract;
 import com.journeyapps.barcodescanner.ScanOptions;
 
-// Manifest
-import android.Manifest;
-
 import java.util.HashMap;
 import java.util.Map;
 
@@ -83,11 +79,6 @@ public class MainActivity extends AppCompatActivity {
         setContentView(R.layout.activity_main);
         db = FirebaseFirestore.getInstance();//Firebaseとの紐づけ
 
-        if (!hasPermissions()) {
-            requestPermissions();
-        }
-
-
         BottomNavigationView bottomNavigationView = findViewById(R.id.nav_view);
 
         this.homeFragment = HomeFragment.newInstance("test", "tset");
@@ -146,50 +137,10 @@ public class MainActivity extends AppCompatActivity {
     protected void onResume() {
         super.onResume();
         Log.d("onResume", "called");
+        Log.d("onResume", "mDocRef is null");
         firebaselink();
     }
 
-    private boolean hasPermissions() {
-        return ActivityCompat.checkSelfPermission(this, Manifest.permission.BLUETOOTH) == PackageManager.PERMISSION_GRANTED &&
-                ActivityCompat.checkSelfPermission(this, Manifest.permission.BLUETOOTH_ADMIN) == PackageManager.PERMISSION_GRANTED &&
-                ActivityCompat.checkSelfPermission(this, Manifest.permission.BLUETOOTH_SCAN) == PackageManager.PERMISSION_GRANTED &&
-                ActivityCompat.checkSelfPermission(this, Manifest.permission.BLUETOOTH_CONNECT) == PackageManager.PERMISSION_GRANTED &&
-                ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_GRANTED &&
-                ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION) == PackageManager.PERMISSION_GRANTED &&
-                ActivityCompat.checkSelfPermission(this, Manifest.permission.POST_NOTIFICATIONS) == PackageManager.PERMISSION_GRANTED &&
-                ActivityCompat.checkSelfPermission(this, Manifest.permission.VIBRATE) == PackageManager.PERMISSION_GRANTED &&
-                ActivityCompat.checkSelfPermission(this, Manifest.permission.FOREGROUND_SERVICE) == PackageManager.PERMISSION_GRANTED;
-    }
-
-    private void requestPermissions() {
-        ActivityCompat.requestPermissions(this,
-                new String[]{
-                        Manifest.permission.BLUETOOTH,
-                        Manifest.permission.BLUETOOTH_ADMIN,
-                        Manifest.permission.BLUETOOTH_SCAN,
-                        Manifest.permission.BLUETOOTH_CONNECT,
-                        Manifest.permission.ACCESS_FINE_LOCATION,
-                        Manifest.permission.ACCESS_COARSE_LOCATION,
-                        Manifest.permission.POST_NOTIFICATIONS,
-                        Manifest.permission.VIBRATE,
-                        Manifest.permission.FOREGROUND_SERVICE
-                },
-                2);
-    }
-
-    @Override
-    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
-        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
-        if (requestCode == 2) {
-            if (!hasPermissions()) {
-                Toast.makeText(this, "Permissions not granted.", Toast.LENGTH_SHORT).show();
-            }
-            else {
-                Toast.makeText(this, "Permissions granted.", Toast.LENGTH_SHORT).show();
-            }
-        }
-    }
-
     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);
@@ -208,9 +159,10 @@ public class MainActivity extends AppCompatActivity {
                 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
-//                        ((HomeFragment) fragment).onEvent(!isInCar);//onEvent()メソッドを処理→HomeFragmentのonEvent()メソッドを処理
-//                    }
+                    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);
@@ -349,13 +301,12 @@ public class MainActivity extends AppCompatActivity {
         notificationManager.notify(R.string.app_name, builder.build());//通知の表示
     }
 
-
-//    @Override
-//    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);//TestServiceを起動
-//    }
+    @Override
+    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);//TestServiceを起動
+    }
 
 }