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

diff --git a/Android/app/src/main/java/com/moiseum/wolnelektury/view/search/filter/FilterPresenter.java b/Android/app/src/main/java/com/moiseum/wolnelektury/view/search/filter/FilterPresenter.java
new file mode 100644
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+++ b/Android/app/src/main/java/com/moiseum/wolnelektury/view/search/filter/FilterPresenter.java
@@ -0,0 +1,153 @@
+package com.moiseum.wolnelektury.view.search.filter;
+
+import android.os.Bundle;
+
+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.CategoryModel;
+import com.moiseum.wolnelektury.connection.services.CategoriesService;
+import com.moiseum.wolnelektury.view.search.dto.FilterDto;
+
+import java.util.List;
+
+import retrofit2.Call;
+
+/**
+ * Created by piotrostrowski on 25.11.2017.
+ */
+
+public class FilterPresenter extends FragmentPresenter<FilterView> {
+
+	private FilterDto previousFilters;
+	private RestClient restClient;
+
+	private Call<List<CategoryModel>> epochsCall;
+	private Call<List<CategoryModel>> genresCall;
+	private Call<List<CategoryModel>> kindsCall;
+
+	FilterPresenter(FilterView view, FilterDto filters) {
+		super(view);
+		this.previousFilters = filters;
+		this.restClient = WLApplication.getInstance().getRestClient();
+	}
+
+	@Override
+	public void onViewCreated(Bundle savedInstanceState) {
+		super.onViewCreated(savedInstanceState);
+		loadEpochs();
+		loadGenres();
+		loadKinds();
+	}
+
+	@Override
+	public void onDestroy() {
+		super.onDestroy();
+		if (epochsCall != null) {
+			epochsCall.cancel();
+		}
+		if (genresCall != null) {
+			genresCall.cancel();
+		}
+		if (kindsCall != null) {
+			kindsCall.cancel();
+		}
+	}
+
+	void loadKinds() {
+		kindsCall = restClient.call(new RestClientCallback<List<CategoryModel>, CategoriesService>() {
+			@Override
+			public void onSuccess(List<CategoryModel> data) {
+				matchFilters(previousFilters.getFilteredKinds(), data);
+				getView().displayKinds(data);
+			}
+
+			@Override
+			public void onFailure(Exception e) {
+				getView().showKindsError();
+			}
+
+			@Override
+			public void onCancel() {
+				// nop.
+			}
+
+			@Override
+			public Call<List<CategoryModel>> execute(CategoriesService service) {
+				return service.getKinds(true);
+			}
+		}, CategoriesService.class);
+	}
+
+	void loadGenres() {
+		genresCall = restClient.call(new RestClientCallback<List<CategoryModel>, CategoriesService>() {
+			@Override
+			public void onSuccess(List<CategoryModel> data) {
+				matchFilters(previousFilters.getFilteredGenres(), data);
+				getView().displayGenres(data);
+			}
+
+			@Override
+			public void onFailure(Exception e) {
+				getView().showGenresError();
+			}
+
+			@Override
+			public void onCancel() {
+				// nop.
+			}
+
+			@Override
+			public Call<List<CategoryModel>> execute(CategoriesService service) {
+				return service.getGenres(true);
+			}
+		}, CategoriesService.class);
+	}
+
+	void loadEpochs() {
+		epochsCall = restClient.call(new RestClientCallback<List<CategoryModel>, CategoriesService>() {
+			@Override
+			public void onSuccess(List<CategoryModel> data) {
+				matchFilters(previousFilters.getFilteredEpochs(), data);
+				getView().displayEpochs(data);
+			}
+
+			@Override
+			public void onFailure(Exception e) {
+				getView().showEpochsError();
+			}
+
+			@Override
+			public void onCancel() {
+				// nop.
+			}
+
+			@Override
+			public Call<List<CategoryModel>> execute(CategoriesService service) {
+				return service.getEpochs(true);
+			}
+		}, CategoriesService.class);
+	}
+
+	private void matchFilters(List<CategoryModel> previousFilters, List<CategoryModel> currentFilters) {
+		for (CategoryModel model : currentFilters) {
+			for (CategoryModel prevModel : previousFilters) {
+				if (model.getSlug().equals(prevModel.getSlug())) {
+					model.setChecked(true);
+					break;
+				}
+			}
+		}
+	}
+
+	void updateFilters(boolean lecturesOnly, boolean audiobook, List<CategoryModel> epochs, List<CategoryModel> genres, List<CategoryModel> kinds) {
+		FilterDto dto = new FilterDto();
+		dto.setLecture(lecturesOnly);
+		dto.setAudiobook(audiobook);
+		dto.setFilteredEpochs(epochs);
+		dto.setFilteredGenres(genres);
+		dto.setFilteredKinds(kinds);
+		getView().applyFilters(dto);
+	}
+}