権限の要求を追加
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			@ -23,6 +23,7 @@ import android.widget.FrameLayout;
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import android.widget.Toast;
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import androidx.activity.result.ActivityResultLauncher;
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import androidx.annotation.NonNull;
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import androidx.appcompat.app.AppCompatActivity;
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import androidx.browser.customtabs.CustomTabsIntent;
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import androidx.core.app.ActivityCompat;
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			@ -35,6 +36,9 @@ import com.google.firebase.firestore.FirebaseFirestore;
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import com.journeyapps.barcodescanner.ScanContract;
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import com.journeyapps.barcodescanner.ScanOptions;
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// Manifest
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import android.Manifest;
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import java.util.HashMap;
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import java.util.Map;
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			@ -85,6 +89,10 @@ public class MainActivity extends AppCompatActivity {
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        db = FirebaseFirestore.getInstance();//Firebaseとの紐づけ
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        if (!hasPermissions()) {
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            requestPermissions();
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        }
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        BottomNavigationView bottomNavigationView = findViewById(R.id.nav_view);
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        this.homeFragment = HomeFragment.newInstance("test", "test");
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			@ -188,6 +196,44 @@ public class MainActivity extends AppCompatActivity {
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    }
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    private boolean hasPermissions() {
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        return ActivityCompat.checkSelfPermission(this, Manifest.permission.BLUETOOTH) == PackageManager.PERMISSION_GRANTED &&
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                ActivityCompat.checkSelfPermission(this, Manifest.permission.BLUETOOTH_ADMIN) == PackageManager.PERMISSION_GRANTED &&
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                ActivityCompat.checkSelfPermission(this, Manifest.permission.BLUETOOTH_SCAN) == PackageManager.PERMISSION_GRANTED &&
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                ActivityCompat.checkSelfPermission(this, Manifest.permission.BLUETOOTH_CONNECT) == PackageManager.PERMISSION_GRANTED &&
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                ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_GRANTED &&
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                ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION) == PackageManager.PERMISSION_GRANTED &&
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                ActivityCompat.checkSelfPermission(this, Manifest.permission.POST_NOTIFICATIONS) == PackageManager.PERMISSION_GRANTED &&
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                ActivityCompat.checkSelfPermission(this, Manifest.permission.VIBRATE) == PackageManager.PERMISSION_GRANTED &&
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                ActivityCompat.checkSelfPermission(this, Manifest.permission.FOREGROUND_SERVICE) == PackageManager.PERMISSION_GRANTED;
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    }
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    private void requestPermissions() {
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        ActivityCompat.requestPermissions(this,
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                new String[]{
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                        Manifest.permission.BLUETOOTH,
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                        Manifest.permission.BLUETOOTH_ADMIN,
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                        Manifest.permission.BLUETOOTH_SCAN,
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                        Manifest.permission.BLUETOOTH_CONNECT,
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                        Manifest.permission.ACCESS_FINE_LOCATION,
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                        Manifest.permission.ACCESS_COARSE_LOCATION,
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                        Manifest.permission.POST_NOTIFICATIONS,
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                        Manifest.permission.VIBRATE,
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                        Manifest.permission.FOREGROUND_SERVICE
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                },
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                2);
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    }
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    @Override
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    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
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        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
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        if (requestCode == 2) {
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            if (!hasPermissions()) {
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                Toast.makeText(this, "Permissions not granted.", Toast.LENGTH_SHORT).show();
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            }
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        }
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    }
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