Android/app/src/main/java/com/moiseum/wolnelektury/view/settings/SettingsPresenter.java

   1 package com.moiseum.wolnelektury.view.settings;
   2
   3 import android.os.Bundle;
   4
   5 import com.moiseum.wolnelektury.base.WLApplication;
   6 import com.moiseum.wolnelektury.base.mvp.FragmentPresenter;
   7 import com.moiseum.wolnelektury.connection.downloads.FileCacheUtils;
   8 import com.moiseum.wolnelektury.connection.models.BookModel;
   9 import com.moiseum.wolnelektury.events.LoggedInEvent;
  10 import com.moiseum.wolnelektury.storage.BookStorage;
  11 import com.moiseum.wolnelektury.utils.SharedPreferencesUtils;
  12
  13 import org.greenrobot.eventbus.EventBus;
  14 import org.greenrobot.eventbus.Subscribe;
  15 import org.greenrobot.eventbus.ThreadMode;
  16
  17 import java.util.List;
  18
  19 import io.reactivex.Completable;
  20 import io.reactivex.android.schedulers.AndroidSchedulers;
  21 import io.reactivex.schedulers.Schedulers;
  22
  23 class SettingsPresenter extends FragmentPresenter<SettingsView> {
  24
  25         private SharedPreferencesUtils preferences = WLApplication.getInstance().getPreferences();
  26         private BookStorage storage = WLApplication.getInstance().getBookStorage();
  27
  28         SettingsPresenter(SettingsView view) {
  29                 super(view);
  30         }
  31
  32         @Override
  33         public void onCreate(Bundle savedInstanceState) {
  34                 super.onCreate(savedInstanceState);
  35                 EventBus.getDefault().register(this);
  36         }
  37
  38         @Override
  39         public void onViewCreated(Bundle savedInstanceState) {
  40                 super.onViewCreated(savedInstanceState);
  41                 getView().initializeSettings(preferences.getNotifications(), preferences.isUserPremium());
  42         }
  43
  44         @Override
  45         public void onDestroy() {
  46                 super.onDestroy();
  47                 EventBus.getDefault().unregister(this);
  48         }
  49
  50         @SuppressWarnings("unused")
  51         @Subscribe(threadMode = ThreadMode.MAIN)
  52         public void onLoggedIn(LoggedInEvent event) {
  53                 getView().initializeSettings(preferences.getNotifications(), preferences.isUserPremium());
  54         }
  55
  56         public void onNotificationsChanged(boolean checked) {
  57                 preferences.setNotifications(checked);
  58         }
  59
  60         public void onDeleteAllClicked() {
  61                 getView().showProgressDialog(true);
  62                 addDisposable(deleteAllFiles()
  63                                 .subscribeOn(Schedulers.io())
  64                                 .observeOn(AndroidSchedulers.mainThread())
  65                                 .subscribe(() -> {
  66                                         getView().showProgressDialog(false);
  67                                         getView().showDeletionCompleted();
  68                                 }, error -> {
  69                                         getView().showProgressDialog(false);
  70                                         getView().showDeletionFailed(error);
  71                                 })
  72                 );
  73         }
  74
  75         private Completable deleteAllFiles() {
  76                 return Completable.fromAction(() -> {
  77                         List<BookModel> storedBooks = storage.all();
  78                         for (BookModel book : storedBooks) {
  79                                 if (book.getEbookFileUrl() != null) {
  80                                         FileCacheUtils.deleteEbookFile(book.getEbookFileUrl());
  81                                 }
  82                                 if (book.getAudioFileUrls() != null) {
  83                                         FileCacheUtils.deleteAudiobookFiles(book.getAudioFileUrls());
  84                                 }
  85                         }
  86                         storage.removeAll();
  87                 });
  88         }
  89 }