CSV export of competitions

.classpath

@@ -28,7 +28,6 @@
 	</classpathentry>
 	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-11">
 		<attributes>
-			<attribute name="module" value="true"/>
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>
 	</classpathentry>

pom.xml

@@ -102,6 +102,18 @@
 			<groupId>mysql</groupId>
 			<artifactId>mysql-connector-java</artifactId>
 		</dependency>
+		<dependency>
+			<groupId>com.google.gwt</groupId>
+			<artifactId>gwt-elemental</artifactId>
+			<version>2.8.2</version>
+		</dependency>
+		<dependency>
+			<groupId>com.google.gwt</groupId>
+			<artifactId>gwt-user</artifactId>
+			<version>2.8.2</version>
+			<scope>provided</scope>
+		</dependency>
+
 
 		<dependency>
 			<groupId>commons-io</groupId>

src/main/java/de/kreth/vaadin/clubhelper/vaadinclubhelper/business/CsvExporter.java

@@ -1,17 +1,55 @@
 package de.kreth.vaadin.clubhelper.vaadinclubhelper.business;
 
+import java.io.IOException;
+import java.io.Writer;
+import java.time.format.DateTimeFormatter;
+import java.time.format.FormatStyle;
+import java.util.Arrays;
+import java.util.List;
+
 import org.apache.commons.csv.CSVFormat;
+import org.apache.commons.csv.CSVPrinter;
+
+import de.kreth.vaadin.clubhelper.vaadinclubhelper.data.ClubEvent;
+import de.kreth.vaadin.clubhelper.vaadinclubhelper.data.Person;
 
 public class CsvExporter {
 
+	private static final DateTimeFormatter FORMATTER = DateTimeFormatter.ofLocalizedDate(FormatStyle.MEDIUM);
+
 	private static final String HEAD_DATUM = "Datum";
 
-	private static final String HEAD_CAPTION = "Datum";
+	private static final String HEAD_CAPTION = "Bezeichnung";
 
 	private static final String HEAD_ORT = "Ort";
 
-	private static final String[] HEAD = { HEAD_DATUM, HEAD_CAPTION, HEAD_ORT };
+	private static final String HEAD_TEILNEHMER = "Teilnehmer";
+
+	private static final String[] HEAD = { HEAD_DATUM, HEAD_CAPTION, HEAD_ORT, HEAD_TEILNEHMER };
 
 	private final CSVFormat format = CSVFormat.RFC4180.withDelimiter(',')
 			.withHeader(HEAD);
+
+	public void export(List<ClubEvent> items, Writer out) throws IOException {
+		CSVPrinter printer = format.print(out);
+		printer.printRecords(Arrays.asList(HEAD));
+
+		for (ClubEvent event : items) {
+			String start = FORMATTER.format(event.getStart());
+			String end = FORMATTER.format(event.getEnd());
+			if (start.equals(end) == false) {
+				start = start + "-" + end;
+			}
+
+			StringBuilder competitors = new StringBuilder();
+
+			for (Person p : event.getPersons()) {
+				if (competitors.length() > 0) {
+					competitors.append(",");
+				}
+				competitors.append(p.getPrename()).append(" ").append(p.getSurname());
+			}
+			printer.printRecord(start, event.getCaption(), event.getLocation(), competitors.toString());
+		}
+	}
 }

src/main/java/de/kreth/vaadin/clubhelper/vaadinclubhelper/data/GroupDef.java

@@ -57,7 +57,6 @@ public class GroupDef extends BaseEntity implements Serializable {
 		final int prime = 31;
 		int result = super.hashCode();
 		result = prime * result + ((name == null) ? 0 : name.hashCode());
-		result = prime * result + ((persongroups == null) ? 0 : persongroups.hashCode());
 		return result;
 	}
 
@@ -81,14 +80,6 @@ public class GroupDef extends BaseEntity implements Serializable {
 		else if (!name.equals(other.name)) {
 			return false;
 		}
-		if (persongroups == null) {
-			if (other.persongroups != null) {
-				return false;
-			}
-		}
-		else if (!persongroups.equals(other.persongroups)) {
-			return false;
-		}
 		return true;
 	}
 

src/main/java/de/kreth/vaadin/clubhelper/vaadinclubhelper/ui/components/EventGrid.java

@@ -3,42 +3,43 @@ package de.kreth.vaadin.clubhelper.vaadinclubhelper.ui.components;
 import java.time.ZonedDateTime;
 import java.time.format.DateTimeFormatter;
 import java.time.format.FormatStyle;
+import java.util.HashSet;
 import java.util.List;
+import java.util.Set;
 
 import org.basilbourque.timecolumnrenderers.ZonedDateTimeRenderer;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.stereotype.Component;
 
 import com.vaadin.data.provider.ConfigurableFilterDataProvider;
 import com.vaadin.data.provider.DataProvider;
 import com.vaadin.server.SerializablePredicate;
 import com.vaadin.ui.Grid;
 import com.vaadin.ui.Label;
+import com.vaadin.ui.renderers.AbstractRenderer;
+import com.vaadin.ui.renderers.Renderer;
 
 import de.kreth.vaadin.clubhelper.vaadinclubhelper.business.EventBusiness;
 import de.kreth.vaadin.clubhelper.vaadinclubhelper.data.ClubEvent;
+import de.kreth.vaadin.clubhelper.vaadinclubhelper.data.Person;
+import elemental.js.json.JsJsonFactory;
+import elemental.json.JsonArray;
+import elemental.json.JsonValue;
 
-@Component
 public class EventGrid extends Grid<ClubEvent> {
 
-	private static final long serialVersionUID = -5435770187868470290L;
-
-	private final transient DateTimeFormatter df = DateTimeFormatter.ofLocalizedDate(FormatStyle.MEDIUM);
-
 	private ConfigurableFilterDataProvider<ClubEvent, Void, SerializablePredicate<ClubEvent>> eventDataProvider;
 
 	private transient EventBusiness business;
 
-	public EventGrid(@Autowired EventBusiness eventBusiness) {
+	public EventGrid(EventBusiness eventBusiness) {
+		this(eventBusiness, false);
+	}
+
+	public EventGrid(EventBusiness eventBusiness, boolean withCompetitors) {
 
 		this.business = eventBusiness;
 
-		setCaption("Veranstaltungen");
 		setSizeFull();
 		setSelectionMode(SelectionMode.NONE);
-		addColumn(ClubEvent::getStart, dt -> {
-			return dt != null ? df.format(dt) : "";
-		}).setCaption("Start");
 
 		addComponentColumn(ev -> {
 			Label l = new Label();
@@ -48,10 +49,13 @@ public class EventGrid extends Grid<ClubEvent> {
 			return l;
 		}).setSortable(true).setHidable(false);
 		addColumn(ClubEvent::getStart).setCaption("Start")
-				.setRenderer(new ZonedDateTimeRenderer(DateTimeFormatter.ofLocalizedDate(FormatStyle.MEDIUM)))
+				.setRenderer(new TestRenderer(DateTimeFormatter.ofLocalizedDate(FormatStyle.MEDIUM)))
 				.setSortable(true).setHidable(true);
 		addColumn(ClubEvent::getCaption).setCaption("Bezeichnung");
 		addColumn(ClubEvent::getLocation).setCaption("Ort");
+		if (withCompetitors) {
+//			addColumn(ClubEvent::getPersons).setCaption("Teilnehmer").setRenderer(createRenderer());
+		}
 
 		List<ClubEvent> loadEvents = business.loadEvents();
 
@@ -61,6 +65,46 @@ public class EventGrid extends Grid<ClubEvent> {
 		setDataProvider(eventDataProvider);
 	}
 
+	class TestRenderer extends ZonedDateTimeRenderer {
+
+		protected TestRenderer(DateTimeFormatter formatter) {
+			super(formatter);
+		}
+
+		@Override
+		public JsonValue encode(ZonedDateTime value) {
+			JsonValue encodeed = super.encode(value);
+			return encodeed;
+		}
+	}
+
+	private Renderer<Set<Person>> createRenderer() {
+		return new PersonSetRenderer();
+	}
+
+	private static final Set<Person> set = new HashSet<>();
+
+	class PersonSetRenderer extends AbstractRenderer<Object, Set<Person>> {
+
+		@SuppressWarnings("unchecked")
+		protected PersonSetRenderer() {
+			super((Class<Set<Person>>) set.getClass());
+		}
+
+		@Override
+		public JsonValue encode(Set<Person> value) {
+			JsJsonFactory jsonFactory = new JsJsonFactory();
+			JsonArray personArray = jsonFactory.createArray();
+			int index = 0;
+			for (Person p : value) {
+				personArray.set(index, p.getPrename() + " " + p.getSurname());
+				index++;
+			}
+			return personArray;
+		}
+
+	}
+
 	private boolean filter(ClubEvent ev) {
 		return ev.getStart().isAfter(ZonedDateTime.now().minusMonths(1).withDayOfMonth(1));
 	}

src/main/java/de/kreth/vaadin/clubhelper/vaadinclubhelper/ui/navigation/ClubhelperNavigation.java

@@ -4,7 +4,10 @@ import java.util.Stack;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.springframework.beans.BeansException;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.ApplicationContextAware;
 import org.springframework.stereotype.Component;
 
 import com.vaadin.navigator.Navigator;
@@ -21,10 +24,12 @@ import de.kreth.vaadin.clubhelper.vaadinclubhelper.security.SecurityVerifier;
 import de.kreth.vaadin.clubhelper.vaadinclubhelper.ui.components.EventDetails;
 
 @Component
-public class ClubhelperNavigation {
+public class ClubhelperNavigation implements ApplicationContextAware {
 
 	private static final Logger LOGGER = LoggerFactory.getLogger(ClubhelperNavigation.class);
 
+	private ApplicationContext context;
+
 	@Autowired
 	PersonDao personDao;
 
@@ -85,9 +90,10 @@ public class ClubhelperNavigation {
 		public MainView createMain() {
 
 			if (page.getBrowserWindowWidth() < 1000) {
-				return new MainViewMobile(personDao, groupDao, eventBusiness, securityGroupVerifier);
-			} else {
-				return new MainViewDesktop(personDao, groupDao, eventBusiness, securityGroupVerifier);
+				return new MainViewMobile(context, personDao, groupDao, eventBusiness, securityGroupVerifier);
+			}
+			else {
+				return new MainViewDesktop(context, personDao, groupDao, eventBusiness, securityGroupVerifier);
 			}
 		}
 
@@ -103,6 +109,7 @@ public class ClubhelperNavigation {
 	public class ClubNavigator extends Navigator {
 
 		private static final long serialVersionUID = -6503600786209888296L;
+
 		private final Stack<ClubhelperViews> navigationViewNames = new Stack<>();
 
 		ClubNavigator init(UI ui) {
@@ -131,7 +138,8 @@ public class ClubhelperNavigation {
 				navigationViewNames.clear();
 				navigationViewNames.add(ClubhelperViews.MainView);
 				super.navigateTo(ClubhelperViews.LoginUI.name());
-			} else {
+			}
+			else {
 				navigationViewNames.add(byState);
 				super.navigateTo(navigationState);
 			}
@@ -143,4 +151,9 @@ public class ClubhelperNavigation {
 			navigateTo(navigationViewNames.pop().name());
 		}
 	}
+
+	@Override
+	public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
+		this.context = applicationContext;
+	}
 }

src/main/java/de/kreth/vaadin/clubhelper/vaadinclubhelper/ui/navigation/DesktopHeadView.java

@@ -3,6 +3,8 @@ package de.kreth.vaadin.clubhelper.vaadinclubhelper.ui.navigation;
 import java.time.ZonedDateTime;
 import java.util.function.Function;
 
+import org.springframework.context.ApplicationContext;
+
 import com.vaadin.ui.Component;
 
 import de.kreth.vaadin.clubhelper.vaadinclubhelper.security.SecurityVerifier;
@@ -13,10 +15,11 @@ public class DesktopHeadView extends HeadView {
 
 	private static final long serialVersionUID = 1596573215389558000L;
 
-	public DesktopHeadView(ClubNavigator navigator, Function<Component, ZonedDateTime> startTime,
+	public DesktopHeadView(ApplicationContext context, ClubNavigator navigator,
+			Function<Component, ZonedDateTime> startTime,
 			Function<Component, ZonedDateTime> endTime, ClubEventProvider dataProvider,
 			SecurityVerifier securityVerifier) {
-		super(navigator, startTime, endTime, dataProvider, securityVerifier);
+		super(context, navigator, startTime, endTime, dataProvider, securityVerifier);
 
 	}
 

src/main/java/de/kreth/vaadin/clubhelper/vaadinclubhelper/ui/navigation/HeadView.java

@@ -1,8 +1,12 @@
 package de.kreth.vaadin.clubhelper.vaadinclubhelper.ui.navigation;
 
+import java.io.ByteArrayInputStream;
 import java.io.IOException;
+import java.io.InputStream;
 import java.io.PipedInputStream;
 import java.io.PipedOutputStream;
+import java.io.StringWriter;
+import java.nio.charset.StandardCharsets;
 import java.time.LocalDate;
 import java.time.ZonedDateTime;
 import java.time.format.DateTimeFormatter;
@@ -13,15 +17,16 @@ import java.util.Map;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
 import java.util.function.Function;
+import java.util.stream.Collectors;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.BeansException;
 import org.springframework.context.ApplicationContext;
-import org.springframework.context.ApplicationContextAware;
 
 import com.vaadin.contextmenu.ContextMenu;
+import com.vaadin.data.provider.Query;
 import com.vaadin.icons.VaadinIcons;
+import com.vaadin.server.FileDownloader;
 import com.vaadin.server.StreamResource;
 import com.vaadin.ui.AbstractComponent;
 import com.vaadin.ui.Alignment;
@@ -36,6 +41,7 @@ import com.vaadin.ui.Notification;
 import com.vaadin.ui.VerticalLayout;
 import com.vaadin.ui.Window;
 
+import de.kreth.vaadin.clubhelper.vaadinclubhelper.business.CsvExporter;
 import de.kreth.vaadin.clubhelper.vaadinclubhelper.business.EventBusiness;
 import de.kreth.vaadin.clubhelper.vaadinclubhelper.data.ClubEvent;
 import de.kreth.vaadin.clubhelper.vaadinclubhelper.data.Person;
@@ -49,11 +55,7 @@ import net.sf.jasperreports.engine.JRException;
 import net.sf.jasperreports.engine.JasperExportManager;
 import net.sf.jasperreports.engine.JasperPrint;
 
-public class HeadView extends HorizontalLayout implements ApplicationContextAware {
-
-	private static final long serialVersionUID = -7915475211371903028L;
-
-	private static ApplicationContext context;
+public class HeadView extends HorizontalLayout {
 
 	protected transient final Logger log = LoggerFactory.getLogger(getClass());
 
@@ -75,10 +77,13 @@ public class HeadView extends HorizontalLayout implements ApplicationContextAwar
 
 	private final SecurityVerifier securityVerifier;
 
-	public HeadView(ClubNavigator navigator, Function<Component, ZonedDateTime> startTime,
+	private ApplicationContext context;
+
+	public HeadView(ApplicationContext context, ClubNavigator navigator, Function<Component, ZonedDateTime> startTime,
 			Function<Component, ZonedDateTime> endTime, ClubEventProvider dataProvider,
 			SecurityVerifier securityVerifier) {
 
+		this.context = context;
 		this.navigator = navigator;
 		this.securityVerifier = securityVerifier;
 		this.startTime = startTime;
@@ -163,10 +168,18 @@ public class HeadView extends HorizontalLayout implements ApplicationContextAwar
 	private void calendarCsv(Button button, MenuItem ev1) {
 
 		EventBusiness eventBusiness = context.getBean(EventBusiness.class);
-		EventGrid grid = new EventGrid(eventBusiness);
+		EventGrid grid = new EventGrid(eventBusiness, true);
+
+		HorizontalLayout head = new HorizontalLayout();
+		Button downloadButton = new Button("Download", VaadinIcons.DOWNLOAD);
+
+		FileDownloader downloader = new FileDownloader(csvDownload(grid));
+		downloader.extend(downloadButton);
+
+		head.addComponents(new Label("Veranstaltungen"), downloadButton);
 
 		VerticalLayout layout = new VerticalLayout();
-		layout.addComponents(grid);
+		layout.addComponents(head, grid);
 
 		Window window = new Window();
 		window.setCaption("Veranstaltungen");
@@ -178,6 +191,29 @@ public class HeadView extends HorizontalLayout implements ApplicationContextAwar
 		button.getUI().addWindow(window);
 	}
 
+	private StreamResource csvDownload(EventGrid grid) {
+		List<ClubEvent> items = grid.getDataProvider()
+				.fetch(new Query<>())
+				.collect(Collectors.toList());
+		CsvExporter exporter = new CsvExporter();
+		StringWriter writer = new StringWriter();
+
+		try {
+			exporter.export(items, writer);
+		}
+		catch (IOException e) {
+			Notification.show("Fehler beim Erzeugen der Veranstaltungen");
+			throw new RuntimeException(e);
+		}
+
+		InputStream in = new ByteArrayInputStream(writer.toString().getBytes(StandardCharsets.UTF_8));
+		final StreamResource resource = new StreamResource(() -> in, "Veranstaltungen.csv");
+		resource.setMIMEType("application/pdf");
+
+		return resource;
+
+	}
+
 	private void calendarExport(Button source, MenuItem ev1) {
 
 		boolean monthOnly = ev1.getId() == monthItemId;
@@ -296,9 +332,4 @@ public class HeadView extends HorizontalLayout implements ApplicationContextAwar
 		return c;
 	}
 
-	@Override
-	public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
-		HeadView.context = applicationContext;
-	}
-
 }

src/main/java/de/kreth/vaadin/clubhelper/vaadinclubhelper/ui/navigation/MainViewDesktop.java

@@ -4,6 +4,7 @@ import java.util.List;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
 
+import org.springframework.context.ApplicationContext;
 import org.vaadin.addon.calendar.ui.CalendarComponentEvents;
 
 import com.vaadin.navigator.ViewChangeListener.ViewChangeEvent;
@@ -37,9 +38,13 @@ public class MainViewDesktop extends MainView {
 
 	private DesktopHeadView head;
 
-	public MainViewDesktop(PersonDao personDao, GroupDao groupDao, EventBusiness eventBusiness,
+	private ApplicationContext context;
+
+	public MainViewDesktop(ApplicationContext context, PersonDao personDao, GroupDao groupDao,
+			EventBusiness eventBusiness,
 			SecurityVerifier securityGroupVerifier) {
 		super(personDao, groupDao, eventBusiness, securityGroupVerifier);
+		this.context = context;
 	}
 
 	@Override
@@ -52,7 +57,8 @@ public class MainViewDesktop extends MainView {
 		calendar.setId("main.calendar");
 		calendar.setHandler(this::onItemClick);
 
-		head = new DesktopHeadView(navigator, component -> calendar.getStartDate(), component -> calendar.getEndDate(),
+		head = new DesktopHeadView(context, navigator, component -> calendar.getStartDate(),
+				component -> calendar.getEndDate(),
 				dataProvider, securityVerifier);
 		head.setWidth("100%");
 		head.updateMonthText(calendar.getStartDate());

src/main/java/de/kreth/vaadin/clubhelper/vaadinclubhelper/ui/navigation/MainViewMobile.java

@@ -8,6 +8,7 @@ import java.util.List;
 import java.util.Optional;
 
 import org.basilbourque.timecolumnrenderers.ZonedDateTimeRenderer;
+import org.springframework.context.ApplicationContext;
 
 import com.vaadin.data.provider.ConfigurableFilterDataProvider;
 import com.vaadin.data.provider.DataProvider;
@@ -31,11 +32,6 @@ import de.kreth.vaadin.clubhelper.vaadinclubhelper.ui.components.CalendarCompone
 
 public class MainViewMobile extends MainView {
 
-	/**
-	 * 
-	 */
-	private static final long serialVersionUID = -3293470536470926668L;
-
 	private Grid<ClubEvent> eventGrid;
 
 	private HeadView head;
@@ -44,9 +40,13 @@ public class MainViewMobile extends MainView {
 
 	ConfigurableFilterDataProvider<ClubEvent, Void, SerializablePredicate<ClubEvent>> eventDataProvider;
 
-	public MainViewMobile(PersonDao personDao, GroupDao groupDao, EventBusiness eventBusiness,
+	private ApplicationContext context;
+
+	public MainViewMobile(ApplicationContext context, PersonDao personDao, GroupDao groupDao,
+			EventBusiness eventBusiness,
 			SecurityVerifier securityGroupVerifier) {
 		super(personDao, groupDao, eventBusiness, securityGroupVerifier);
+		this.context = context;
 	}
 
 	@Override
@@ -57,7 +57,7 @@ public class MainViewMobile extends MainView {
 			return;
 		}
 
-		head = new HeadView(navigator, component -> showDateTimeDialog(component, "Startdatum"),
+		head = new HeadView(context, navigator, component -> showDateTimeDialog(component, "Startdatum"),
 				component -> showDateTimeDialog(component, "Endedatum"), new ClubEventProvider(), securityVerifier);
 		head.setWidth("100%");
 		head.updateLoggedinPerson();

src/test/java/de/kreth/vaadin/clubhelper/vaadinclubhelper/ui/navigation/MainViewDesktopSmokeTest.java

@@ -15,6 +15,7 @@ import org.mockito.MockitoAnnotations;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;
+import org.springframework.context.ApplicationContext;
 import org.springframework.test.context.junit4.SpringRunner;
 
 import com.vaadin.navigator.ViewChangeListener.ViewChangeEvent;
@@ -36,6 +37,9 @@ import de.kreth.vaadin.clubhelper.vaadinclubhelper.ui.components.SingleEventView
 @Tag("spring")
 public class MainViewDesktopSmokeTest {
 
+	@Autowired
+	ApplicationContext context;
+
 	@Autowired
 	PersonDao personDao;
 
@@ -56,7 +60,7 @@ public class MainViewDesktopSmokeTest {
 	@BeforeEach
 	void initUi() {
 		MockitoAnnotations.initMocks(this);
-		mainView = new MainViewDesktop(personDao, groupDao, eventBusiness, securityGroupVerifier);
+		mainView = new MainViewDesktop(context, personDao, groupDao, eventBusiness, securityGroupVerifier);
 		mainView.initUI(event);
 	}
 

src/test/java/de/kreth/vaadin/clubhelper/vaadinclubhelper/ui/navigation/MainViewMobileSmokeTest.java

@@ -18,6 +18,7 @@ import org.mockito.MockitoAnnotations;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;
+import org.springframework.context.ApplicationContext;
 import org.springframework.context.annotation.Import;
 import org.springframework.test.context.junit4.SpringRunner;
 
@@ -45,6 +46,9 @@ import de.kreth.vaadin.clubhelper.vaadinclubhelper.ui.tests.TestConfiguration;
 @Disabled
 public class MainViewMobileSmokeTest {
 
+	@Autowired
+	ApplicationContext context;
+
 	@Autowired
 	PersonDao personDao;
 
@@ -70,7 +74,7 @@ public class MainViewMobileSmokeTest {
 		person.setGroups(new HashSet<GroupDef>(Arrays.asList(g1)));
 		securityGroupVerifier = new SecurityVerifierImpl();
 		assertFalse(securityGroupVerifier.isLoggedin());
-		mainView = new MainViewMobile(personDao, groupDao, eventBusiness, securityGroupVerifier);
+		mainView = new MainViewMobile(context, personDao, groupDao, eventBusiness, securityGroupVerifier);
 
 		assertNotNull(securityGroupVerifier);
 		assertNotNull(person);