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

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package com.example.childguard;
import android.annotation.SuppressLint;
import android.app.NotificationChannel;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.bluetooth.BluetoothDevice;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.SharedPreferences;
import android.content.pm.PackageManager;
import android.graphics.Color;
import android.os.Build;
import android.os.Bundle;
import android.os.Vibrator;
import android.preference.PreferenceManager;
import android.util.Log;
import android.widget.FrameLayout;
import android.widget.Toast;
import androidx.activity.result.ActivityResultLauncher;
import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.app.ActivityCompat;
import androidx.core.app.NotificationCompat;
import com.google.android.material.bottomnavigation.BottomNavigationView;
import com.google.firebase.firestore.DocumentReference;
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;
public class MainActivity extends AppCompatActivity {
FirebaseFirestore db;
DocumentReference mDocRef;
private HomeFragment homeFragment = HomeFragment.newInstance("test", "test");;
public static final String TAG = "InspirationQuote";
private final ActivityResultLauncher<ScanOptions> QrLauncher = registerForActivityResult(
new ScanContract(),
result -> {
String contents = result.getContents();
if (contents == null) {
Toast.makeText(this, "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(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();
}
}
}
);
@SuppressLint("MissingInflatedId")
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
//Bluetooth接続判定用
SharedPreferences pref = PreferenceManager.getDefaultSharedPreferences(this);
SharedPreferences.Editor e = pref.edit();
e.putBoolean("connection_status", false);
if (!hasPermissions()) {
requestPermissions();
}
BottomNavigationView bottomNavigationView = findViewById(R.id.nav_view);
this.homeFragment = HomeFragment.newInstance("test", "test");
if(savedInstanceState == null){
getSupportFragmentManager().beginTransaction()
.replace(findViewById(R.id.fragmentContainerView).getId(), this.homeFragment)
.addToBackStack(null)
.commit();
}
bottomNavigationView.setOnNavigationItemSelectedListener(v ->
{
if (v.getItemId() == findViewById(R.id.navigation_home).getId()) {
Log.d("MainActivity", "navigation_home: called");
findViewById(R.id.fab_scan_qr_code).setVisibility(FrameLayout.VISIBLE);
getSupportFragmentManager().beginTransaction()
.replace(findViewById(R.id.fragmentContainerView).getId(), this.homeFragment)
.addToBackStack(null)
.commit();
//firebaseLink();
} else if (v.getItemId() == findViewById(R.id.navigation_settings).getId()) {
Log.d("MainActivity", "navigation_settings: called");
findViewById(R.id.fab_scan_qr_code).setVisibility(FrameLayout.GONE);
getSupportFragmentManager().beginTransaction()
.replace(findViewById(R.id.fragmentContainerView).getId(), SettingFragment.newInstance())
.addToBackStack(null)
.commit();
}
firebaseLink();
Bluetooth_status();
return true;
});
findViewById(R.id.fab_scan_qr_code).setOnClickListener(v -> {
Log.d("MainActivity/Fab", "onClick: called");
//QRリーダ起動
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
IntentFilter intentFilter = new IntentFilter();
intentFilter.addAction(BluetoothDevice.ACTION_ACL_CONNECTED);
intentFilter.addAction(BluetoothDevice.ACTION_ACL_DISCONNECTED);
db = FirebaseFirestore.getInstance();//Firebaseとの紐づけ
if (ActivityCompat.checkSelfPermission(this, android.Manifest.permission.BLUETOOTH_CONNECT) != PackageManager.PERMISSION_GRANTED) {
Log.d("BT", "No permission to connect bluetooth devices");
return;
} else {
Log.d("BT", "Permission to connect bluetooth devices granted");
}
registerReceiver(receiver, intentFilter);
startForegroundService(new Intent(this, SurveillanceService.class));
}
@Override
protected void onResume() {
super.onResume();
Log.d("MainActivity onResume", "called");
// Log.d("MainActivity onResume", "mDocRef is null");
firebaseLink();
}
/**
* 乗車状態の変更
*/
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
SharedPreferences.Editor E = sharedPreferences.edit();
SharedPreferences.Editor E2 = sharedPreferences.edit();
String IdPref = sharedPreferences.getString("ID", null);//アプリに記録されているIDの取得
Log.d("MainActivity", "changeIsInCar: ID= " + IdPref);
boolean change = sharedPreferences.getBoolean("change", false);
Log.d("MainActivity", "changeIsInCar: " + change);
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
if (!change) {
//isInCarをtrueに更新
Log.d("MainActivity", "change:"+change);
E.putBoolean("change", true);
E.apply();
Log.d("MainActivity", "change:"+sharedPreferences.getBoolean("change",false));
} else {
Log.d("MainActivity", "change:"+change);
E.putBoolean("change", false);
E.apply();
Log.d("MainActivity", "change:"+sharedPreferences.getBoolean("change",false));
}
Log.d("MainActivity", "changeIsInCar: "+sharedPreferences.getBoolean("change",false));
isReported.update("isInCar", sharedPreferences.getBoolean("change",false)).addOnSuccessListener(unused -> Log.d(TAG, "DocumentSnapshot successfully updated!!")).addOnFailureListener(e -> Log.w(TAG, "Error updating document", e));
E2.putBoolean("isInCarPref", sharedPreferences.getBoolean("change",false));
E2.apply();
}
private void updateIsInCarPref(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);
Log.d("MainActivity", "updateIsInCarPref: called");
mDocRef.addSnapshotListener(this, (documentSnapshot, 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
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"));//乗降状態の更新
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")) {//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
//// 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
// 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");
// }
}
});
}
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();
}
}
}
/**
* FireBaseのIDの取得
*/
public void firebaseLink() {//Firebaseのドキュメントの取得
Log.d("MainActivity", "firebaseLink: called");
//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) {
Log.d("onResume", "ID not initialized.");
} else {
mDocRef = FirebaseFirestore.getInstance().document("status/" + IdPref);//現在の位置を取得
//updateIsInCarPref(mDocRef);//現在の位置を引数に initNotification()を処理
}
}
/**
* FireBaseのisReportedをfalseに初期化するメソッド
*/
// public void ResetReported() {
// //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));
// }
/**
* 第三者通知に関する設定のメソッド
*/
// 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);
// }
/**
* 第三者通知を行うメソッド
*/
// 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("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
//
// // 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 void NotificationBluetooth(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("子供の置き去りをしていませんか?")//通知のタイトル
// .setContentText("Bluetoothと車の切断から5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 void Bluetooth_status() {
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");
return;
} else {
Log.d("BT", "Permission to connect bluetooth devices granted");
}
registerReceiver(receiver, intentFilter);
}
private final BroadcastReceiver receiver = new BroadcastReceiver() {
//PreferenceManager.getDefaultSharedPreferences("myPreferences",Context.MODE_PRIVATE);
@Override
public void onReceive(Context context, Intent intent) {
SharedPreferences pref = getSharedPreferences("Bluetooth_situation", MODE_PRIVATE);
SharedPreferences.Editor e = pref.edit();
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);
if (ActivityCompat.checkSelfPermission(context, android.Manifest.permission.BLUETOOTH_CONNECT) != PackageManager.PERMISSION_GRANTED) {
Log.d("BT", "No permission to connect bluetooth devices");
return;
}
String deviceHardwareAddress = device.getAddress(); // MAC address
String registeredId = PreferenceManager.getDefaultSharedPreferences(getApplicationContext()).getString("bluetooth_device_id", "none");
if (BluetoothDevice.ACTION_ACL_CONNECTED.equals(action)) {
//Bluetoothデバイスが接続されたときの処理
Log.d("BT", "Device connected");
Log.d("BT_Judge", "Registered: " + registeredId);
if (deviceHardwareAddress.equals(registeredId)) {
//登録済みのデバイスだったときの処理
Log.d("BT_Judge", "登録済み");
changeBluetooth(true);
e.putBoolean("connection_status", true);
if(homeFragment == null ){
Log.d("bluetooth", "homeFragment: null");
}
if(homeFragment != null && homeFragment.isVisible()){
homeFragment.updateBluetoothSituation(true);
}
} else {
//登録していないデバイスだったときの処理
Log.d("BT_Judge", "未登録");
e.putBoolean("connection_status", false);
}
e.apply();
}else if (BluetoothDevice.ACTION_ACL_DISCONNECTED.equals(action)) {
//bluetoothデバイスが切断されたときの処理
changeBluetooth(false);
Log.d("bluetooth", "homeFragment: "+homeFragment);
if(homeFragment != null && homeFragment.isVisible()){
homeFragment.updateBluetoothSituation(false);
}
}
}
};
/**
* Bluetoothの接続状態を変更するメソッド
*/
public void changeBluetooth(boolean actual) {
getSharedPreferences("Bluetooth_situation", MODE_PRIVATE).edit().putBoolean("status", actual).apply();
}
}