[client] lecture wizard stuff (state, removed old bool, added date/time parsing/listener stuff)

2 files changed, 146 insertions, 2 deletions

diff --git a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/page/LectureCreationPage.java b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/page/LectureCreationPage.java
index 078e2ba7..e9eeb3bf 100644
--- a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/page/LectureCreationPage.java
+++ b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/page/LectureCreationPage.java
@@ -1,23 +1,163 @@
 package org.openslx.dozmod.gui.wizard.page;
 
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.text.DateFormat;
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.util.Calendar;
+import java.util.Date;
+
+import javax.swing.event.ChangeEvent;
+import javax.swing.event.ChangeListener;
+import javax.swing.event.DocumentEvent;
+import javax.swing.event.DocumentListener;
+
 import org.apache.log4j.Logger;
 import org.openslx.dozmod.gui.wizard.Wizard;
 import org.openslx.dozmod.gui.wizard.layout.LectureCreationPageLayout;
+import org.openslx.dozmod.state.LectureWizardState;
 
 @SuppressWarnings("serial")
 public class LectureCreationPage extends LectureCreationPageLayout {
 
 	private final static Logger LOGGER = Logger.getLogger(LectureCreationPage.class);
 
+	private LectureWizardState state = null;
+
 	/**
 	 * Page for creating lectures
 	 * 
 	 * @param editExistingLecture whether to edit existing lecture or create new
 	 *            one
 	 */
-	public LectureCreationPage(Wizard wizard) {
+	public LectureCreationPage(Wizard wizard, LectureWizardState state) {
 		super(wizard);
+		this.state = state;
+		
+		// listener for the text fields
+		final DocumentListener docListener = new DocumentListener() {
+			@Override
+			public void removeUpdate(DocumentEvent e) {
+				changedUpdate(e);
+			}
+			@Override
+			public void insertUpdate(DocumentEvent e) {
+				changedUpdate(e);
+			}
+			@Override
+			public void changedUpdate(DocumentEvent e) {
+				reactToUserInput();
+			}
+		};
+		
+		lectureNameTextField.getDocument().addDocumentListener(docListener);
+		descriptionText.getDocument().addDocumentListener(docListener);
+
+		// listeners for the date pickers
+		ActionListener dateListener = new ActionListener() {
+			@Override
+			public void actionPerformed(ActionEvent e) {
+				reactToUserInput();
+			}
+		};
+		// listeners for the time pickers
+		ChangeListener timeListener = new ChangeListener() {	
+			@Override
+			public void stateChanged(ChangeEvent e) {
+				reactToUserInput();
+			}
+		};
+		startTime.addChangeListener(timeListener);
+		endTime.addChangeListener(timeListener);
+		startDate.addActionListener(dateListener);
+		endDate.addActionListener(dateListener);
+	}
+	/**
+	 * Called by event listeners. This will set guidance message or error
+	 * message and call setPageComplete(bool) accordingly.
+	 * The state will be updated if the fields are valid.
+	 */
+	private void reactToUserInput() {
+		if (lectureNameTextField.getText().isEmpty()) {
+			setWarningMessage("Geben Sie einen Veranstaltungsnamen ein.");
+			setPageComplete(false);
+			return;
+		}  else {
+			state.name = lectureNameTextField.getText();
+		}
+		if (descriptionText.getText().isEmpty()) {
+			setWarningMessage("Fügen Sie eine Beschreibung hinzu.");
+			setPageComplete(false);
+			return;
+		} else {
+			state.description = descriptionText.getText();
+		}
+		Date now = new Date();
+		Date start = getStartDate();
+		Date end = getEndDate();
+		if (start.after(end)) {
+			setWarningMessage("Startzeit is nach Endzeit!");
+			setPageComplete(false);
+			return;				
+		} else if (now.after(end)) { 
+			setWarningMessage("Endzeit liegt in die Vergangenheit!");
+			setPageComplete(false);
+			return;	
+		} else { // all good, save them both
+			state.start = start;
+			state.end = end;
+		}
+		setWarningMessage("Sie können jetzt fortfahren.");
 		setPageComplete(true);
 	}
 
+	/**
+	 * @return the Date object representing the user's input for the start date
+	 */
+	private Date getStartDate() {
+		// start date from the DatePicker
+		int years = startDate.getModel().getYear();
+		int months = startDate.getModel().getMonth() + 1;
+		int days = startDate.getModel().getDay();
+		// start time from the Spinner
+		Date starttime = (Date) startTime.getValue();
+		Calendar cal = Calendar.getInstance();
+		cal.setTime(starttime);
+		int hours = cal.get(Calendar.HOUR_OF_DAY);
+		int minutes = cal.get(Calendar.MINUTE);
+		// build the time from the single values
+		DateFormat format = new SimpleDateFormat("dd-MM-yyyy kk:mm");
+		Date date = null;
+		try {
+			date = format.parse(days + "-" + months + "-" + years + " " + hours + ":" + minutes);
+		} catch (ParseException e) {
+			LOGGER.error("Parsing error while converting date: ", e);
+		}
+		return date;
+	}
+	/**
+	 * @return the Date object representing the user's input for the end date
+	 */
+	private Date getEndDate() {
+		// end date from the DatePicker
+		int years = endDate.getModel().getYear();
+		int months = endDate.getModel().getMonth() + 1;
+		int days = endDate.getModel().getDay();
+		// end time from the Spinner
+		Date endtime = (Date) endTime.getValue();
+		Calendar cal = Calendar.getInstance();
+		cal.setTime(endtime);
+		int hours = cal.get(Calendar.HOUR_OF_DAY);
+		int minutes = cal.get(Calendar.MINUTE);
+		// build the time from the single values
+		DateFormat format = new SimpleDateFormat("dd-MM-yyyy kk:mm");
+		Date date = null;
+		try {
+			date = format.parse(days + "-" + months + "-" + years + " " + hours + ":" + minutes);
+		} catch (ParseException e) {
+			LOGGER.error("Parsing error while converting date: ", e);
+		}
+		return date;
+	}
 }
diff --git a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/page/LectureCustomPermissionPage.java b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/page/LectureCustomPermissionPage.java
index 8e243864..d0c3da06 100644
--- a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/page/LectureCustomPermissionPage.java
+++ b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/wizard/page/LectureCustomPermissionPage.java
@@ -17,6 +17,7 @@ import org.openslx.dozmod.gui.window.UserListWindow;
 import org.openslx.dozmod.gui.window.layout.UserListWindowLayout.UserAddedCallback;
 import org.openslx.dozmod.gui.wizard.Wizard;
 import org.openslx.dozmod.gui.wizard.layout.LectureCustomPermissionPageLayout;
+import org.openslx.dozmod.state.LectureWizardState;
 import org.openslx.dozmod.state.UploadWizardState;
 
 @SuppressWarnings("serial")
@@ -24,14 +25,17 @@ public class LectureCustomPermissionPage extends LectureCustomPermissionPageLayo
 
 	private final static Logger LOGGER = Logger.getLogger(LectureCustomPermissionPage.class);
 
+	private LectureWizardState state = null;
+
 	private final LectureCustomPermissionPage me = this;
 
 	private ArrayList<UserLecturePermissions> permissionList = new ArrayList<>();
 	/**
 	 * Page for setting custom permissions of a lecture
 	 */
-	public LectureCustomPermissionPage(Wizard wizard) {
+	public LectureCustomPermissionPage(Wizard wizard, LectureWizardState state) {
 		super(wizard);
+		this.state = state;
 
 		addUser.addActionListener(new ActionListener() {
 			@Override