X-Git-Url: https://git.mdrn.pl/wl-app.git/blobdiff_plain/48b2fe9f7c2dc3d9aeaaa6dbfb27c7da4f3235ff..269195b3729c1bdc22e9053ee4ebca667ea8549d:/Android/app/src/main/java/com/moiseum/wolnelektury/view/library/LibraryPresenter.java

diff --git a/Android/app/src/main/java/com/moiseum/wolnelektury/view/library/LibraryPresenter.java b/Android/app/src/main/java/com/moiseum/wolnelektury/view/library/LibraryPresenter.java
new file mode 100644
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+++ b/Android/app/src/main/java/com/moiseum/wolnelektury/view/library/LibraryPresenter.java
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+package com.moiseum.wolnelektury.view.library;
+
+import android.os.Bundle;
+
+import com.moiseum.wolnelektury.base.DataObserver;
+import com.moiseum.wolnelektury.base.WLApplication;
+import com.moiseum.wolnelektury.base.mvp.FragmentPresenter;
+import com.moiseum.wolnelektury.connection.RestClient;
+import com.moiseum.wolnelektury.connection.RestClientCallback;
+import com.moiseum.wolnelektury.connection.models.BookDetailsModel;
+import com.moiseum.wolnelektury.connection.models.BookModel;
+import com.moiseum.wolnelektury.connection.models.ReadingStateModel;
+import com.moiseum.wolnelektury.connection.services.BooksService;
+import com.moiseum.wolnelektury.events.LoggedInEvent;
+import com.moiseum.wolnelektury.storage.BookStorage;
+import com.moiseum.wolnelektury.utils.SharedPreferencesUtils;
+import com.moiseum.wolnelektury.view.book.BookType;
+import com.moiseum.wolnelektury.view.book.list.NewestBooksDataProvider;
+import com.moiseum.wolnelektury.view.book.list.ReadingStateDataProvider;
+import com.moiseum.wolnelektury.view.book.list.RecommendedBooksDataProvider;
+import com.moiseum.wolnelektury.view.main.MainActivity;
+import com.moiseum.wolnelektury.view.main.NavigationElement;
+import com.moiseum.wolnelektury.view.main.events.PremiumStatusEvent;
+
+import org.greenrobot.eventbus.EventBus;
+import org.greenrobot.eventbus.Subscribe;
+import org.greenrobot.eventbus.ThreadMode;
+
+import java.util.List;
+
+import retrofit2.Call;
+
+/**
+ * @author golonkos
+ */
+class LibraryPresenter extends FragmentPresenter<LibraryView> {
+
+	private static final String TAG = LibraryPresenter.class.getSimpleName();
+	private final NewestBooksDataProvider newestBooksDataProvider;
+	private final RecommendedBooksDataProvider recommendedBooksDataProvider;
+	private final ReadingStateDataProvider nowReadingBooksDataProvider;
+	private BookDetailsModel premiereBook;
+	private Call currentCall;
+	private RestClient client = WLApplication.getInstance().getRestClient();
+
+	private SharedPreferencesUtils preferences = WLApplication.getInstance().getPreferences();
+
+	LibraryPresenter(LibraryView view) {
+		super(view);
+		newestBooksDataProvider = new NewestBooksDataProvider();
+		newestBooksDataProvider.setDataObserver(new NewestDataObserver());
+
+		recommendedBooksDataProvider = new RecommendedBooksDataProvider();
+		recommendedBooksDataProvider.setDataObserver(new RecommendedDataObserver());
+
+		nowReadingBooksDataProvider = new ReadingStateDataProvider(ReadingStateModel.ReadingState.STATE_READING);
+		nowReadingBooksDataProvider.setDataObserver(new NowReadingDataObserver());
+	}
+
+	@Override
+	public void onCreate(Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+		EventBus.getDefault().register(this);
+	}
+
+	@Override
+	public void onViewCreated(Bundle savedInstanceState) {
+		super.onViewCreated(savedInstanceState);
+		newestBooksDataProvider.load(null);
+		recommendedBooksDataProvider.load(null);
+		if (preferences.isUserLoggedIn()) {
+			getView().setNowReadingVisibility(true);
+			nowReadingBooksDataProvider.load(null);
+		}
+		fetchHeader();
+	}
+
+	@Override
+	public void onResume() {
+		super.onResume();
+		getView().showBecomeAFriendHeader(preferences.isUserPremium());
+	}
+
+	@Override
+	public void onDestroy() {
+		super.onDestroy();
+		newestBooksDataProvider.cancel();
+		recommendedBooksDataProvider.cancel();
+		nowReadingBooksDataProvider.cancel();
+		if (currentCall != null) {
+			currentCall.cancel();
+		}
+		EventBus.getDefault().unregister(this);
+	}
+
+	void onNowReadingSeeAllClicked() {
+		EventBus.getDefault().post(new MainActivity.ChangeNavigationEvent(NavigationElement.NOW_READING));
+	}
+
+	void onBookClicked(BookModel book) {
+		getView().openBookDetailsView(book.getSlug(), BookType.TYPE_DEFAULT);
+	}
+
+	void reloadNewest() {
+		newestBooksDataProvider.load(null);
+	}
+
+	void reloadRecommended() {
+		recommendedBooksDataProvider.load(null);
+	}
+
+	void reloadNowReading() {
+		nowReadingBooksDataProvider.load(null);
+	}
+
+	@SuppressWarnings("unused")
+	@Subscribe(threadMode = ThreadMode.MAIN)
+	public void onBookAdded(BookStorage.BookAddedEvent event) {
+		if (preferences.isUserLoggedIn()) {
+			nowReadingBooksDataProvider.load(null);
+		}
+	}
+
+	@SuppressWarnings("unused")
+	@Subscribe(threadMode = ThreadMode.MAIN)
+	public void onBookDeleted(BookStorage.BookDeletedEvent event) {
+		if (preferences.isUserLoggedIn()) {
+			nowReadingBooksDataProvider.load(null);
+		}
+	}
+
+	@SuppressWarnings("unused")
+	@Subscribe(threadMode = ThreadMode.MAIN)
+	public void onPremiumChanged(PremiumStatusEvent event) {
+		getView().showBecomeAFriendHeader(event.isPremium());
+	}
+
+	@SuppressWarnings("unused")
+	@Subscribe(threadMode = ThreadMode.MAIN)
+	public void onLoggedIn(LoggedInEvent event) {
+		getView().showBecomeAFriendHeader(preferences.isUserPremium());
+		getView().setNowReadingVisibility(true);
+		nowReadingBooksDataProvider.load(null);
+	}
+
+	void onPremiereHeaderClicked() {
+		if (premiereBook != null) {
+			getView().openBookDetailsView(premiereBook.getSlug(), BookType.TYPE_PREMIUM);
+		}
+	}
+
+	void fetchHeader() {
+		getView().setProgressContainerVisible(true);
+		getView().setHeaderProgressVisible(true);
+		currentCall = client.call(new RestClientCallback<List<BookDetailsModel>, BooksService>() {
+			@Override
+			public void onSuccess(List<BookDetailsModel> data) {
+				getView().setHeaderProgressVisible(false);
+				if (data.size() > 0) {
+					premiereBook = data.get(0);
+					getView().initHeader(premiereBook);
+					getView().setProgressContainerVisible(false);
+				} else {
+					getView().showHeaderEmpty(preferences.isUserLoggedIn());
+				}
+			}
+
+			@Override
+			public void onFailure(Exception e) {
+				getView().showHeaderError();
+			}
+
+			@Override
+			public void onCancel() {
+				// nop.
+			}
+
+			@Override
+			public Call<List<BookDetailsModel>> execute(BooksService service) {
+				return service.getPreview();
+			}
+		}, BooksService.class);
+	}
+
+
+	private class NewestDataObserver implements DataObserver<List<BookModel>> {
+
+		@Override
+		public void onLoadStarted() {
+			getView().setNewestProgressVisible(true);
+		}
+
+		@Override
+		public void onLoadSuccess(List<BookModel> data) {
+			getView().setNewestProgressVisible(false);
+			getView().setNewest(data);
+		}
+
+		@Override
+		public void onLoadFailed(Exception e) {
+			getView().setNewestProgressVisible(false);
+			getView().showNewestError(e);
+		}
+	}
+
+	private class RecommendedDataObserver implements DataObserver<List<BookModel>> {
+
+		@Override
+		public void onLoadStarted() {
+			getView().setRecommendedProgressVisible(true);
+		}
+
+		@Override
+		public void onLoadSuccess(List<BookModel> data) {
+			getView().setRecommendedProgressVisible(false);
+			getView().setRecommended(data);
+		}
+
+		@Override
+		public void onLoadFailed(Exception e) {
+			getView().setRecommendedProgressVisible(false);
+			getView().showRecommendedError(e);
+		}
+	}
+
+	private class NowReadingDataObserver implements DataObserver<List<BookModel>> {
+
+		@Override
+		public void onLoadStarted() {
+			getView().setNowReadingProgressVisible(true);
+		}
+
+		@Override
+		public void onLoadSuccess(List<BookModel> data) {
+			getView().setNowReadingProgressVisible(false);
+			getView().setNowReading(data);
+		}
+
+		@Override
+		public void onLoadFailed(Exception e) {
+			getView().setNowReadingProgressVisible(false);
+			getView().showNowReadingError(e);
+		}
+	}
+}