タイポをところどころ修正しました。

.idea/misc.xml

@@ -1,6 +1,6 @@
 <project version="4">
   <component name="ExternalStorageConfigurationManager" enabled="true" />
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_17" default="true" project-jdk-name="jbr-17" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_17" project-jdk-name="jbr-17" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">

app/release/output-metadata.json

@@ -0,0 +1,20 @@
+{
+  "version": 3,
+  "artifactType": {
+    "type": "APK",
+    "kind": "Directory"
+  },
+  "applicationId": "com.example.childguard",
+  "variantName": "release",
+  "elements": [
+    {
+      "type": "SINGLE",
+      "filters": [],
+      "attributes": [],
+      "versionCode": 1,
+      "versionName": "1.0",
+      "outputFile": "app-release.apk"
+    }
+  ],
+  "elementType": "File"
+}

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

@@ -1,22 +0,0 @@
-package com.example.childguard;
-
-import android.content.Context;
-import android.content.SharedPreferences;
-import android.os.Bundle;
-import android.preference.PreferenceManager;
-
-import androidx.appcompat.app.AppCompatActivity;
-
-public class Bluetooth_device_save {
-    SharedPreferences pref;
-
-//    public void device_save(String deviceAddress){
-//        pref = PreferenceManager.getDefaultSharedPreferencesName()
-//        SharedPreferences.Editor e=pref.edit();
-//        e.putString("bluetooth_device1",deviceAddress);
-//        e.apply();
-//    }
-    public String device_info(){
-        return pref.getString("bluetooth_device1","not_device");
-    }
-}

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

@@ -1,14 +1,18 @@
 package com.example.childguard;
 
+import android.annotation.SuppressLint;
 import android.os.Bundle;
 
 import androidx.appcompat.app.AppCompatActivity;
 
 public class First_Start extends AppCompatActivity {
+
+
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.first_start);
 
+
     }
 
 }

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

@@ -23,6 +23,7 @@ public class GenerateQrFragment extends Fragment {
     public GenerateQrFragment() {
         // Required empty public constructor
     }
+
     public static GenerateQrFragment newInstance(String key) {
         GenerateQrFragment fragment = new GenerateQrFragment();
         Bundle args = new Bundle();
@@ -54,7 +55,7 @@ public class GenerateQrFragment extends Fragment {
         ImageView imageView = view.findViewById(R.id.result_bitmap_image_view);
         imageView.setImageBitmap(result);
 
-        view.findViewById(R.id.button_print).setOnClickListener( v -> {
+        view.findViewById(R.id.button_print).setOnClickListener(v -> {
             PrintHelper photoPrinter = new PrintHelper(requireContext());
             photoPrinter.setScaleMode(PrintHelper.SCALE_MODE_FIT);
             photoPrinter.printBitmap("placeholder", result, () -> {
@@ -62,7 +63,7 @@ public class GenerateQrFragment extends Fragment {
             });
         });
 
-        view.findViewById(R.id.button_cancel).setOnClickListener( v -> {
+        view.findViewById(R.id.button_cancel).setOnClickListener(v -> {
             getParentFragmentManager().popBackStack();
         });
     }

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

@@ -20,7 +20,7 @@ import androidx.fragment.app.FragmentTransaction;
  * Use the {@link HomeFragment#newInstance} factory method to
  * create an instance of this fragment.
  */
-public class HomeFragment extends Fragment implements OnEventListener{
+public class HomeFragment extends Fragment implements OnEventListener {
 
     // TODO: Rename parameter arguments, choose names that match
     // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
@@ -133,26 +133,26 @@ public class HomeFragment extends Fragment implements OnEventListener{
         return true;
     }
 
-    private boolean updateBluetoothSituation(Boolean Bluetoothconnect){
+    private boolean updateBluetoothSituation(Boolean BluetoothConnect) {
         FrameLayout frameLayout;
         TextView textView;
         ImageView imageView;
         try {
-            frameLayout=requireView().findViewById(R.id.situation_bg2);
+            frameLayout = requireView().findViewById(R.id.situation_bg2);
-            textView=requireView().findViewById(R.id.Bluetoothsituation);
+            textView = requireView().findViewById(R.id.Bluetoothsituation);
-            imageView=requireView().findViewById(R.id.Bluetoothsituationimage);
+            imageView = requireView().findViewById(R.id.Bluetoothsituationimage);
-        }catch (NullPointerException e) {
+        } catch (NullPointerException e) {
             Log.d("HomeFragment", "updateUiState: view is null");
             return false;
         } catch (IllegalStateException e) {
             Log.d("HomeFragment", "updateUiState: view is not attached");
             getParentFragmentManager().beginTransaction().replace(R.id.fragmentContainerView, HomeFragment.newInstance("test", "test")).commit();
-            updateBluetoothSituation(Bluetoothconnect);
+            updateBluetoothSituation(BluetoothConnect);
             return false;
         }
-        String connect="接続中";
+        String connect = "接続中";
-        String disconnect="切断中";
+        String disconnect = "切断中";
-        if (Bluetoothconnect) {
+        if (BluetoothConnect) {
             //接続状態にする
             frameLayout.setBackground(ResourcesCompat.getDrawable(getResources(), R.drawable.frame_style_orange, null));
             textView.setText(connect);
@@ -177,13 +177,13 @@ public class HomeFragment extends Fragment implements OnEventListener{
 
     @Override
     public void onEvent2(boolean BluetoothConnect) {
-        return ;
+        return;
     }
 
 
     @Override
-    public boolean onEvent2(Boolean Bluetoothconnect) {//Bluetoothの接続切断を受け取ってupdateBluetoothSituation()に渡す
+    public boolean onEvent2(Boolean BluetoothConnect) {//Bluetoothの接続切断を受け取ってupdateBluetoothSituation()に渡す
-        updateBluetoothSituation(Bluetoothconnect);
+        updateBluetoothSituation(BluetoothConnect);
         return false;
     }
 }

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

@@ -12,7 +12,6 @@ import android.content.IntentFilter;
 import android.content.SharedPreferences;
 import android.content.pm.PackageManager;
 import android.graphics.Color;
-import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.Handler;
@@ -25,7 +24,6 @@ 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;
 import androidx.core.app.NotificationCompat;
 import androidx.fragment.app.Fragment;
@@ -65,7 +63,7 @@ public class MainActivity extends AppCompatActivity {
                     if (!contents.contains("https://practicefirestore1-8808c.web.app/")) {
                         Toast.makeText(this, "Child Guardに対応するQRコードではありません", Toast.LENGTH_LONG).show();
                     } else {
-                        changeisInCar();
+                        changeIsInCar();
                     }
                 }
             }
@@ -101,7 +99,7 @@ public class MainActivity extends AppCompatActivity {
                         .replace(findViewById(R.id.fragmentContainerView).getId(), this.homeFragment)
                         .addToBackStack(null)
                         .commit();
-                firebaselink();
+                firebaseLink();
 
             } else if (v.getItemId() == findViewById(R.id.navigation_settings).getId()) {
                 findViewById(R.id.fab_scan_qr_code).setVisibility(FrameLayout.GONE);
@@ -110,7 +108,7 @@ public class MainActivity extends AppCompatActivity {
                         .addToBackStack(null)
                         .commit();
             }
-            firebaselink();
+            firebaseLink();
             Bluetooth_status();
             return true;
         });
@@ -146,7 +144,7 @@ public class MainActivity extends AppCompatActivity {
         super.onResume();
         Log.d("onResume", "called");
         Log.d("onResume", "mDocRef is null");
-        firebaselink();
+        firebaseLink();
     }
 
         private void initNotification(DocumentReference mDocRef) {//サイト上で押されたボタンの管理
@@ -168,7 +166,7 @@ public class MainActivity extends AppCompatActivity {
                 //FireBaseで更新された情報の判定
                 if (!documentSnapshot.getBoolean("isReported")) {//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) {//fragment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
+//                        changes-situation();//  changes-situation()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
@@ -231,7 +229,7 @@ public class MainActivity extends AppCompatActivity {
 
 
 
-    public void firebaselink() {//Firebaseのドキュメントの取得
+    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
@@ -255,7 +253,7 @@ public class MainActivity extends AppCompatActivity {
         isReported.update("isReported", false).addOnSuccessListener(unused -> Log.d(TAG, "DocumentSnapshot successfully updated!")).addOnFailureListener(e -> Log.w(TAG, "Error updating document", e));
     }
 
-    public void changeisInCar() {
+    public void changeIsInCar() {
         //共有プリファレンス全体の準備
         SharedPreferences sharedPreferences = MainActivity.this.getSharedPreferences("app_situation", MODE_PRIVATE);
         //共有プリファレンス 書き込みの準備
@@ -418,7 +416,6 @@ public class MainActivity extends AppCompatActivity {
             String action = intent.getAction(); // may need to chain this to a recognizing function
             BluetoothDevice device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
             Boolean isInCar = pref.getBoolean("isInCarPref", false);
-            Boolean Bluetoothconnect = pref.getBoolean("change", false);
             if (ActivityCompat.checkSelfPermission(context, android.Manifest.permission.BLUETOOTH_CONNECT) != PackageManager.PERMISSION_GRANTED) {
                 Log.d("BT", "No permission to connect bluetooth devices");
                 return;
@@ -477,9 +474,9 @@ public class MainActivity extends AppCompatActivity {
     public void changeBluetooth(){
         SharedPreferences pref=getSharedPreferences("Bluetooth_situation",MODE_PRIVATE);
         SharedPreferences.Editor e=pref.edit();
-        Boolean Bluetoothconnect = pref.getBoolean("change", false);
+        Boolean BluetoothConnect = pref.getBoolean("change", false);
         Fragment fragment = getSupportFragmentManager().findFragmentById(R.id.fragmentContainerView);
-        ((HomeFragment) fragment).onEvent2(Bluetoothconnect);
+        ((HomeFragment) fragment).onEvent2(BluetoothConnect);
     }
 }
 

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

@@ -5,6 +5,7 @@ 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

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

@@ -6,5 +6,5 @@ public interface OnEventListener {
 
     void onEvent2(boolean BluetoothConnect);
 
-    boolean onEvent2(Boolean Bluetoothconnect);
+    boolean onEvent2(Boolean BluetoothConnect);
 }

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

@@ -1,19 +1,14 @@
 package com.example.childguard;
 
 import android.content.Context;
-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.util.AndroidRuntimeException;
 import android.util.DisplayMetrics;
 import android.util.Log;
 import android.view.WindowManager;
-import android.widget.ImageView;
-
-import androidx.print.PrintHelper;
 
 import com.google.zxing.BarcodeFormat;
 import com.google.zxing.WriterException;
@@ -30,20 +25,20 @@ public class QrUtils {
 
     public Bitmap getBitmap(String key) {
         Log.d("getBitmap", "getBitmap: " + key);
-        String KoteiURL = "https://practicefirestore1-8808c.web.app/?id=";
+        String fixationURL = "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
-        AllURL=KoteiURL+key;
+        AllURL = fixationURL + key;
 
 
         int qrCodeSize = calculateQRCodeSize(); // 画面密度に応じてサイズを計算
-        Bitmap QRGazou;
+        Bitmap QRImage;
-        Bitmap bitmapqr;
+        Bitmap bitmapQR;
         try {
             //QRコード生成
             BarcodeEncoder barcodeEncoder = new BarcodeEncoder();
-            bitmapqr = barcodeEncoder.encodeBitmap(AllURL, BarcodeFormat.QR_CODE, qrCodeSize, qrCodeSize);
+            bitmapQR = barcodeEncoder.encodeBitmap(AllURL, BarcodeFormat.QR_CODE, qrCodeSize, qrCodeSize);
         } catch (WriterException e) {
             throw new AndroidRuntimeException("Barcode Error.", e);
         }
@@ -51,19 +46,20 @@ public class QrUtils {
         Bitmap bitmap = BitmapFactory.decodeResource(this.context.getResources(), R.drawable.a_group_qr_sos_2);
         int width = bitmap.getWidth();
         int height = bitmap.getHeight();
-        QRGazou = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
+        QRImage = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
 
         // Canvasの準備
-        Canvas canvas = new Canvas(QRGazou);
+        Canvas canvas = new Canvas(QRImage);
 
         // 画像のサイズの調整
-        int disWidth = (width - bitmapqr.getWidth()) / 2;
+        int disWidth = (width - bitmapQR.getWidth()) / 2;
-        int disHeight = (int) ((height - bitmapqr.getHeight()) / 1.5);
+        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
+        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;
+        return QRImage;
     }
+
     private int calculateQRCodeSize() {
         // 画面解像度を取得
         DisplayMetrics metrics = new DisplayMetrics();

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

@@ -23,6 +23,7 @@ public class RecyclerAdapter extends RecyclerView.Adapter<RecyclerAdapter.ItemVi
     Context applicationContext;
     View parentView;
 
+
     // Constructor
     public RecyclerAdapter(ArrayList<String[]> deviceList, Context applicationContext, View parentView) {
         // Init
@@ -30,6 +31,7 @@ public class RecyclerAdapter extends RecyclerView.Adapter<RecyclerAdapter.ItemVi
         this.deviceList = deviceList;
         this.applicationContext = applicationContext;
         this.parentView = parentView;
+
     }
 
     @NonNull
@@ -43,7 +45,7 @@ public class RecyclerAdapter extends RecyclerView.Adapter<RecyclerAdapter.ItemVi
     @Override
     public void onBindViewHolder(@NonNull ItemViewHolder holder, int position) {
         holder.textView.setText(deviceList.get(position)[0]);
-        holder.textView.setOnClickListener( v -> {
+        holder.textView.setOnClickListener(v -> {
 
             // アラートダイアログを表示
             new AlertDialog.Builder(v.getContext())
@@ -53,14 +55,13 @@ public class RecyclerAdapter extends RecyclerView.Adapter<RecyclerAdapter.ItemVi
                         // OK button pressed
                         Toast.makeText(v.getContext(), "OK button clicked", Toast.LENGTH_SHORT).show();
                         //共有プリファレンスに保存
-                        SharedPreferences sharedPreferences=PreferenceManager.getDefaultSharedPreferences(this.applicationContext);
+                        SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this.applicationContext);
                         sharedPreferences.edit().putString("bluetooth_device_id", deviceList.get(position)[1]).apply();
-                        sharedPreferences.edit().putString("bluetooth_device_name",deviceList.get(position)[0]).apply();
+                        sharedPreferences.edit().putString("bluetooth_device_name", deviceList.get(position)[0]).apply();
-                        Toast.makeText(v.getContext(),PreferenceManager.getDefaultSharedPreferences(this.applicationContext).getString("bluetooth_device_id","none"), Toast.LENGTH_SHORT).show();
+                        Toast.makeText(v.getContext(), PreferenceManager.getDefaultSharedPreferences(this.applicationContext).getString("bluetooth_device_id", "none"), Toast.LENGTH_SHORT).show();
 
                         TextView textView = this.parentView.findViewById(R.id.registered_device);
-                        textView.setText(PreferenceManager.getDefaultSharedPreferences(this.applicationContext).getString("bluetooth_device_name","none"));
+                        textView.setText(PreferenceManager.getDefaultSharedPreferences(this.applicationContext).getString("bluetooth_device_name", "none"));
-
 
 
                     })

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

@@ -26,6 +26,7 @@ import java.util.Map;
 public class SettingFragment extends Fragment {
 
     FirebaseFirestore db;
+
     public SettingFragment() {
         // Required empty public constructor
     }
@@ -55,11 +56,11 @@ public class SettingFragment extends Fragment {
 
         db = FirebaseFirestore.getInstance();//Firebaseとの紐づけ
 
-        view.findViewById(R.id.button_bluetooth_setting).setOnClickListener( v -> {
+        view.findViewById(R.id.button_bluetooth_setting).setOnClickListener(v -> {
             getParentFragmentManager().beginTransaction().replace(R.id.fragmentContainerView, bluetooth_setupFragment.newInstance("test", "test")).addToBackStack(null).commit();
         });
 
-        view.findViewById(R.id.button_print_qr).setOnClickListener( v -> {
+        view.findViewById(R.id.button_print_qr).setOnClickListener(v -> {
             SharedPreferences sharedPreferences = getActivity().getSharedPreferences("app_situation", MODE_PRIVATE);
             boolean alreadySaved = sharedPreferences.getBoolean("alreadySaved", false);
             //falseのときにFirebaseへの登録

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

@@ -77,6 +77,7 @@ public class TestService extends Service {
                 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")) {
+                        //ここスタート（リサイクル）
                         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

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

@@ -126,7 +126,6 @@ public class bluetooth_setupFragment extends Fragment {
             for (BluetoothDevice device : pairedDevices) {
 
 
-
                 String[] deviceInfo = new String[2];
                 deviceInfo[0] = device.getName();
                 deviceInfo[1] = device.getAddress(); // MAC address
@@ -143,9 +142,8 @@ public class bluetooth_setupFragment extends Fragment {
 
             //④RecyclerViewとAdapterの結び付け
             recyclerView1.setAdapter(adapter);
-            TextView textView=view.findViewById(R.id.registered_device);
+            TextView textView = view.findViewById(R.id.registered_device);
-            textView.setText(PreferenceManager.getDefaultSharedPreferences(requireActivity().getApplicationContext()).getString("bluetooth_device_name","none"));
+            textView.setText(PreferenceManager.getDefaultSharedPreferences(requireActivity().getApplicationContext()).getString("bluetooth_device_name", "none"));
-
 
 
         }