ПРиложение "Ярлык"

MainActivity.java

package com.musoxacal.label;

import androidx.appcompat.app.AppCompatActivity;

import android.app.ProgressDialog;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.net.Uri;
import android.os.Bundle;
import android.util.Log;
import android.webkit.WebSettings;
import android.webkit.WebView;

import com.facebook.FacebookSdk;
import com.facebook.applinks.AppLinkData;
import com.google.firebase.iid.FirebaseInstanceId;
import com.musoxacal.flashlight.BuildConfig;
import com.musoxacal.flashlight.R;
import com.onesignal.OneSignal;

import java.util.Date;
import java.util.Locale;
import java.util.TimeZone;

import bolts.AppLinks;

public class MainActivity extends AppCompatActivity {

    private WebView webView;
    private ProgressDialog progressDialog;
    private SharedPreferences sharedPreferences;

    private final Number SHOW_WHITE_PAGE = 1;
    private final Number KEITARO_URL = 2;
    private final String WHITE_PAGE_URL = "file:///android_asset/index.html";

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        FacebookSdk.sdkInitialize(this);

        webView = findViewById(R.id.webView);
        setWebView();

        progressDialog = new ProgressDialog(this);
        progressDialog.setMessage("Loading ...");
        progressDialog.setCancelable(false);
        progressDialog.show();

        subscribeInOneSignal();

        sharedPreferences = getSharedPreferences(BuildConfig.APPLICATION_ID, Context.MODE_PRIVATE);
        boolean showWhitePage = sharedPreferences.getBoolean(SHOW_WHITE_PAGE.toString(), false);
        String keitaroUrl = sharedPreferences.getString(KEITARO_URL.toString(), null);
        if (showWhitePage) {
            Log.w("debug", "load showWhitePage");
            webView.loadUrl(WHITE_PAGE_URL);
        } else if (keitaroUrl != null) {
            Log.w("debug", "load keitaroUrl");
            openBrowser(keitaroUrl);
        } else {
            obtainDeepLink();
        }


    }

    private void obtainDeepLink() {
        Uri targetUrl = AppLinks.getTargetUrlFromInboundIntent(getApplicationContext(), getIntent());
        if (targetUrl != null) {
            String keitaroUrl = generateAndSaveKeitaroUrl(targetUrl.toString());
            openBrowser(keitaroUrl);
        } else {
            AppLinkData.fetchDeferredAppLinkData(this,
                    new AppLinkData.CompletionHandler() {
                        @Override
                        public void onDeferredAppLinkDataFetched(final AppLinkData appLinkData) {
                            runOnUiThread(new Runnable() {
                                @Override
                                public void run() {
                                    Log.w("debug", "appLinkData: " + appLinkData);
                                    String keitaroUrl;
                                    if (appLinkData != null && appLinkData.getTargetUri() != null) {
                                        keitaroUrl = generateAndSaveKeitaroUrl(appLinkData.getTargetUri().toString());
                                    } else {
                                        if(getIntent().getDataString() != null){
                                            final Intent intent = getIntent();
                                            keitaroUrl = generateAndSaveKeitaroUrl(intent.getDataString());
                                            Log.w("debug", "appLinkData test: " + intent.getDataString());
                                        } else {
                                            Log.w("debug", "appLinkData = null");
                                            keitaroUrl = null;
                                        }
                                    }
                                    openBrowser(keitaroUrl);
                                }
                            });
                        }
                    }
            );
        }

    }

    private String generateAndSaveKeitaroUrl(String deepLink) {
        String result = Uri.parse("https://app." + getString(R.string.domain) + "/api/entry")
                .buildUpon()
                .appendQueryParameter("package", BuildConfig.APPLICATION_ID)
                .appendQueryParameter("timezone", TimeZone.getDefault().getID())
                .appendQueryParameter("timezoneOffset", String.valueOf(TimeZone.getDefault().getOffset(new Date().getTime()) / 3600000))
                .appendQueryParameter("language", Locale.getDefault().getLanguage())
                .appendQueryParameter("version", BuildConfig.VERSION_NAME)
                .appendQueryParameter("firebaseInstanceId", FirebaseInstanceId.getInstance().getId())
                .appendQueryParameter("utm_content", (deepLink != null ? deepLink : ""))
                .build().toString();

        SharedPreferences.Editor editor = sharedPreferences.edit();
        editor.putString(KEITARO_URL.toString(), result);
        editor.apply();
        return result;
    }

    private void openBrowser(String url) {
        if (url != null) {
            Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
            startActivity(browserIntent);
            finish();
        } else {
            SharedPreferences.Editor editor = sharedPreferences.edit();
            editor.putBoolean(SHOW_WHITE_PAGE.toString(), true);
            editor.apply();
            progressDialog.dismiss();
            webView.loadUrl(WHITE_PAGE_URL);
        }
    }

    private void subscribeInOneSignal() {
        Log.w("debug", "subscribeInOneSignal");
        Thread myThread = new Thread(
                new Runnable() {
                    public void run() {
                        OneSignal.startInit(getApplicationContext())
                                .inFocusDisplaying(OneSignal.OSInFocusDisplayOption.Notification)
                                .unsubscribeWhenNotificationsAreDisabled(true)
                                .init();
                        OneSignal.setExternalUserId(FirebaseInstanceId.getInstance().getId());
                    }
                }
        );
        myThread.start();
    }

    private void setWebView() {
        WebSettings settings = webView.getSettings();
        settings.setJavaScriptEnabled(true);
        settings.setDomStorageEnabled(true);
        settings.setAllowUniversalAccessFromFileURLs(true);
        settings.setAllowFileAccessFromFileURLs(true);
        settings.setAppCacheEnabled(true);
        settings.setAllowFileAccess(true);
        settings.setAllowContentAccess(true);
    }
    @Override
    protected void onDestroy() {
        super.onDestroy();

        if (progressDialog != null) {
            progressDialog.dismiss();
        }
    }
}