src/main/java/de/hitec/nhplus/fixtures/NurseFixture.java

@@ -46,6 +46,14 @@ public class NurseFixture implements Fixture<Nurse> {
                 "Armout",
                 "9876543210"
         ));
+
+        nurses.add(new Nurse(
+                "Björnd",
+                "Heideberger",
+                "69420",
+                true
+        ));
+
         NurseDao dao = DaoFactory.getInstance().createNurseDAO();
         for (Nurse nurse : nurses) {
             dao.create(nurse);

src/main/java/de/hitec/nhplus/main/MainWindowController.java

@@ -1,8 +1,10 @@
 package de.hitec.nhplus.main;
 
 import de.hitec.nhplus.Main;
+import de.hitec.nhplus.nurse.Nurse;
 import javafx.fxml.FXML;
 import javafx.fxml.FXMLLoader;
+import javafx.scene.control.SelectionModel;
 import javafx.scene.control.Tab;
 import javafx.scene.control.TabPane;
 import javafx.scene.layout.AnchorPane;
@@ -16,6 +18,8 @@ import java.util.Objects;
  *
  * @author Bernd Heidemann
  * @author Dominik Säume
+ * @author Armin Ribic
+ * @author Dorian Nemec
  */
 public class MainWindowController {
     @FXML
@@ -29,14 +33,25 @@ public class MainWindowController {
     @FXML
     private Tab treatmentTab;
     @FXML
-    private AnchorPane nursePage;
-    @FXML
     private Tab nurseTab;
     @FXML
+    private TabPane nurseTabPane;
+    @FXML
+    private AnchorPane activeNursePage;
+    @FXML
+    private Tab activeNurseTab;
+    @FXML
+    private AnchorPane lockedNursePage;
+    @FXML
+    private Tab lockedNurseTab;
+    @FXML
     private AnchorPane medicationPage;
     @FXML
     private Tab medicationTab;
 
+    /**
+     * Initialization method that is called after the binding of all the fields.
+     */
     @FXML
     public void initialize() {
         loadPatientPage();
@@ -46,6 +61,12 @@ public class MainWindowController {
         treatmentTab.setOnSelectionChanged(event -> loadTreatmentsPage());
         nurseTab.setOnSelectionChanged(event -> loadNursePage());
         medicationTab.setOnSelectionChanged(event -> loadMedicationPage());
+
+
+        nurseTabPane.getSelectionModel().select(activeNurseTab);
+
+        activeNurseTab.setOnSelectionChanged(event -> loadActiveNursePage());
+        lockedNurseTab.setOnSelectionChanged(event -> loadLockedNursePage());
     }
 
     /**
@@ -67,7 +88,7 @@ public class MainWindowController {
     }
 
     /**
-     * Loads the treatment page into its tab.
+     * Loads the {@link } page into its tab.
      */
     private void loadTreatmentsPage() {
         try {
@@ -88,15 +109,47 @@ public class MainWindowController {
      * Loads the nurse page into its tab.
      */
     private void loadNursePage() {
+        SelectionModel<Tab> selectionModel = nurseTabPane.getSelectionModel();
+        Tab selectedTab = selectionModel.getSelectedItem();
+        if(selectedTab == activeNurseTab){
+            loadActiveNursePage();
+        }
+        if(selectedTab == lockedNurseTab){
+            loadLockedNursePage();
+        }
+    }
+
+    /**
+     * Loads the active {@link Nurse} page into its tab.
+     */
+    private void loadActiveNursePage() {
         try {
-            BorderPane nursePane = FXMLLoader.load(
+            BorderPane activeNursePane = FXMLLoader.load(
                     Objects.requireNonNull(Main.class.getResource("/de/hitec/nhplus/nurse/AllNurseView.fxml"))
             );
-            nursePage.getChildren().setAll(nursePane);
+            activeNursePage.getChildren().setAll(activeNursePane);
-            AnchorPane.setTopAnchor(nursePane, 0d);
+            AnchorPane.setTopAnchor(activeNursePane, 0d);
-            AnchorPane.setBottomAnchor(nursePane, 0d);
+            AnchorPane.setBottomAnchor(activeNursePane, 0d);
-            AnchorPane.setLeftAnchor(nursePane, 0d);
+            AnchorPane.setLeftAnchor(activeNursePane, 0d);
-            AnchorPane.setRightAnchor(nursePane, 0d);
+            AnchorPane.setRightAnchor(activeNursePane, 0d);
+        } catch (IOException exception) {
+            exception.printStackTrace();
+        }
+    }
+
+    /**
+     * Loads the locked {@link Nurse} page into its tab.
+     */
+    private void loadLockedNursePage() {
+        try {
+            BorderPane lockedNursePane = FXMLLoader.load(
+                    Objects.requireNonNull(Main.class.getResource("/de/hitec/nhplus/nurse/LockedNurseView.fxml"))
+            );
+            lockedNursePage.getChildren().setAll(lockedNursePane);
+            AnchorPane.setTopAnchor(lockedNursePane, 0d);
+            AnchorPane.setBottomAnchor(lockedNursePane, 0d);
+            AnchorPane.setLeftAnchor(lockedNursePane, 0d);
+            AnchorPane.setRightAnchor(lockedNursePane, 0d);
         } catch (IOException exception) {
             exception.printStackTrace();
         }

src/main/java/de/hitec/nhplus/nurse/AllNurseController.java

@@ -33,6 +33,8 @@ public class AllNurseController {
     @FXML
     public Button buttonAdd;
     @FXML
+    public Button buttonLock;
+    @FXML
     private TableView<Nurse> tableView;
     @FXML
     private TableColumn<Nurse, Long> columnId;
@@ -89,7 +91,7 @@ public class AllNurseController {
         this.nurses.clear();
         this.dao = DaoFactory.getInstance().createNurseDAO();
         try {
-            this.nurses.setAll(this.dao.readAll());
+            this.nurses.setAll(this.dao.readAllActive());
         }catch (SQLException exception){
             exception.printStackTrace();
         }
@@ -119,5 +121,20 @@ public class AllNurseController {
         clearTextfields();
     }
 
+    @FXML
+    public void handleLock(){
+        Nurse selectedItem = this.tableView.getSelectionModel().getSelectedItem();
+        if (selectedItem == null){
+            return;
+        }
+
+        try {
+            selectedItem.setLocked(true);
+            this.dao.update(selectedItem);
+        }catch (SQLException exception){
+            exception.printStackTrace();
+        }
+        readAllAndShowInTableView();
+    }
 
 }

src/main/java/de/hitec/nhplus/nurse/LockedNurseController.java

@@ -0,0 +1,136 @@
+package de.hitec.nhplus.nurse;
+
+import de.hitec.nhplus.datastorage.DaoFactory;
+import de.hitec.nhplus.nurse.database.NurseDao;
+import de.hitec.nhplus.treatment.Treatment;
+import de.hitec.nhplus.treatment.database.TreatmentDao;
+import de.hitec.nhplus.utils.DateConverter;
+import javafx.beans.property.SimpleStringProperty;
+import javafx.collections.FXCollections;
+import javafx.collections.ObservableList;
+import javafx.fxml.FXML;
+import javafx.scene.control.Button;
+import javafx.scene.control.TableColumn;
+import javafx.scene.control.TableView;
+import javafx.scene.control.cell.PropertyValueFactory;
+
+import java.sql.SQLException;
+import java.time.LocalDate;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * Controller for all locked nurses.
+ * @author Armin Ribic
+ * @author Dorian Nemec
+ */
+public class LockedNurseController {
+    @FXML
+    public Button buttonDelete;
+    @FXML
+    private Button buttonUnlock;
+    @FXML
+    public TableView<Nurse> tableView;
+    @FXML
+    public TableColumn<Nurse, Long> columnId;
+    @FXML
+    public TableColumn<Nurse, String> columnFirstName;
+    @FXML
+    public TableColumn<Nurse, String> columnSurName;
+    @FXML
+    public TableColumn<Nurse, String> columnPhoneNumber;
+    @FXML
+    public TableColumn<Nurse, String> columnDeleteDate;
+
+    private final ObservableList<Nurse> nurses = FXCollections.observableArrayList();
+    private final Map<Nurse, List<Treatment>> treatmentsPerNurse = new HashMap<>();
+    private NurseDao dao;
+    private TreatmentDao treatmentDao;
+
+    /**
+     * This method allows initializing a {@link LockedNurseController} object
+     * that is called after the binding of all the fields.
+     */
+    public void initialize() {
+        this.readAllAndShowInTableView();
+
+        this.columnId.setCellValueFactory(new PropertyValueFactory<>("id"));
+        this.columnFirstName.setCellValueFactory(new PropertyValueFactory<>("firstName"));
+        this.columnSurName.setCellValueFactory(new PropertyValueFactory<>("surName"));
+        this.columnPhoneNumber.setCellValueFactory(new PropertyValueFactory<>("phoneNumber"));
+        this.columnDeleteDate.setCellValueFactory(cellData -> new SimpleStringProperty(
+                DateConverter.convertLocalDateToString(cellData.getValue().calculateDeleteDate()))
+        );
+
+        buttonDelete.setDisable(true);
+
+        this.tableView.setItems(this.nurses);
+
+    }
+
+    /**
+     * Reads all locked {@link Nurse} data and shows it in the table.
+     */
+    private void readAllAndShowInTableView() {
+        this.nurses.clear();
+        this.treatmentsPerNurse.clear();
+
+        this.dao = DaoFactory.getInstance().createNurseDAO();
+        this.treatmentDao = DaoFactory.getInstance().createTreatmentDao();
+        try {
+            this.nurses.addAll(this.dao.readAllLocked());
+            this.nurses.forEach(
+                    nurse -> {
+                        try {
+                            this.treatmentsPerNurse.put(nurse, this.treatmentDao.readTreatmentsByNurse(nurse.getId()));
+                        } catch (SQLException e) {
+                            throw new RuntimeException(e);
+                        }
+                    }
+            );
+        } catch (SQLException exception) {
+            exception.printStackTrace();
+        }
+    }
+
+    @FXML
+    public void handleDelete() {
+        Nurse selectedItem = this.tableView.getSelectionModel().getSelectedItem();
+        if (selectedItem == null) {
+            return;
+        }
+        try {
+            this.dao.delete(selectedItem.getId());
+        } catch (SQLException exception) {
+            exception.printStackTrace();
+        }
+
+        readAllAndShowInTableView();
+
+    }
+
+    @FXML
+    public void handleMouseClick() {
+        Nurse nurse = tableView.getSelectionModel().getSelectedItem();
+        boolean canBeDeleted = nurse.calculateDeleteDate().isBefore(LocalDate.now());
+        buttonDelete.setDisable(!canBeDeleted);
+    }
+
+    @FXML
+    public void unlockNurse() {
+        Nurse selectedItem = this.tableView.getSelectionModel().getSelectedItem();
+        if (selectedItem == null) {
+            return;
+        }
+
+        try {
+            selectedItem.setLocked(false);
+            this.dao.update(selectedItem);
+        } catch (SQLException exception) {
+            exception.printStackTrace();
+        }
+        readAllAndShowInTableView();
+    }
+
+}

src/main/java/de/hitec/nhplus/nurse/Nurse.java

@@ -1,26 +1,36 @@
 package de.hitec.nhplus.nurse;
 
+import de.hitec.nhplus.datastorage.DaoFactory;
 import de.hitec.nhplus.main.Person;
+import de.hitec.nhplus.treatment.Treatment;
+import de.hitec.nhplus.utils.DateConverter;
+import javafx.beans.property.SimpleBooleanProperty;
 import javafx.beans.property.SimpleIntegerProperty;
 import javafx.beans.property.SimpleStringProperty;
 
+import java.sql.SQLException;
+import java.time.LocalDate;
+import java.time.format.DateTimeFormatter;
+import java.util.List;
 import java.util.StringJoiner;
 
 /**
  * The model for a {@link Nurse}.
  *
  * @author Dominik Säume
+ * @author Armin Ribic
+ * @author Dorian Nemec
  */
 public class Nurse extends Person {
     private SimpleIntegerProperty id;
     private final SimpleStringProperty phoneNumber;
+    private final SimpleBooleanProperty locked;
 
     /**
      * This constructor allows instantiating a {@link Nurse} object,
      * before it is stored in the database, by omitting the {@link Nurse#id ID} value.
-     *
+     * It includes the locked Property.
-     * @implSpec Instances created with this constructor can be directly passed to
+     * @implSpec This was added for usage in the {@link de.hitec.nhplus.fixtures.NurseFixture NurseFixture}.
-     * {@link de.hitec.nhplus.nurse.database.NurseDao#create  NurseDao.create}.
      */
     public Nurse(
             String firstName,
@@ -29,6 +39,22 @@ public class Nurse extends Person {
     ) {
         super(firstName, surName);
         this.phoneNumber = new SimpleStringProperty(phoneNumber);
+        this.locked = new SimpleBooleanProperty(false);
+    }
+
+    /**
+     * This constructor allows instantiating a {@link Nurse} object with
+     * specifying if the nurse is locked or not.
+     */
+    public Nurse(
+            String firstName,
+            String surName,
+            String phoneNumber,
+            Boolean isLocked
+    ) {
+        super(firstName, surName);
+        this.phoneNumber = new SimpleStringProperty(phoneNumber);
+        this.locked = new SimpleBooleanProperty(isLocked);
     }
 
     /**
@@ -38,11 +64,38 @@ public class Nurse extends Person {
             int id,
             String firstName,
             String surName,
-            String phoneNumber
+            String phoneNumber,
+            Boolean isLocked
     ) {
         super(firstName, surName);
         this.id = new SimpleIntegerProperty(id);
         this.phoneNumber = new SimpleStringProperty(phoneNumber);
+        this.locked = new SimpleBooleanProperty(isLocked);
+    }
+
+    /**
+     * Calculates the date when the {@link Nurse} can be deleted.
+     */
+    public LocalDate calculateDeleteDate() {
+        List<Treatment> treatments;
+        try {
+            treatments = DaoFactory.getInstance().createTreatmentDao().readTreatmentsByNurse(this.getId());
+        }catch (SQLException exception){
+            treatments = null;
+        }
+        if(treatments == null){
+            return LocalDate.now().plusDays(1);
+        }
+
+        LocalDate newestDate = LocalDate.of(1980, 1, 1);
+        for (Treatment treatment : treatments) {
+            LocalDate date = DateConverter.convertStringToLocalDate(treatment.getDate());
+            if (date.isAfter(newestDate)) {
+                newestDate = date;
+            }
+        }
+
+        return newestDate.plusYears(10);
     }
 
     public void setPhoneNumber(String phoneNumber) {
@@ -65,6 +118,19 @@ public class Nurse extends Person {
         return phoneNumber;
     }
 
+
+    public boolean isLocked() {
+        return locked.get();
+    }
+
+    public SimpleBooleanProperty lockedProperty() {
+        return locked;
+    }
+
+    public void setLocked(boolean locked) {
+        this.locked.set(locked);
+    }
+
     @Override
     public String toString() {
         return new StringJoiner(System.lineSeparator())
@@ -73,6 +139,7 @@ public class Nurse extends Person {
                 .add("FirstName: " + this.getFirstName())
                 .add("SurName: " + this.getSurName())
                 .add("PhoneNumber: " + this.getPhoneNumber())
+                .add("IsLocked: " + this.isLocked())
                 .toString();
 
     }

src/main/java/de/hitec/nhplus/nurse/database/NurseDao.java

@@ -17,6 +17,7 @@ import java.util.List;
  * @author Dominik Säume
  */
 public class NurseDao extends DaoImp<Nurse> {
+
     public NurseDao(Connection connection) {
         super(connection);
     }
@@ -25,13 +26,14 @@ public class NurseDao extends DaoImp<Nurse> {
     protected PreparedStatement getCreateStatement(Nurse nurse) throws SQLException {
         final String SQL = """
                     INSERT INTO nurse
-                    (firstName, surName, phoneNumber)
+                    (firstName, surName, phoneNumber, isLocked)
-                    VALUES (?, ?, ?)
+                    VALUES (?, ?, ?, ?)
                 """;
         PreparedStatement statement = this.connection.prepareStatement(SQL);
         statement.setString(1, nurse.getFirstName());
         statement.setString(2, nurse.getSurName());
         statement.setString(3, nurse.getPhoneNumber());
+        statement.setBoolean(4, nurse.isLocked());
         return statement;
     }
 
@@ -49,7 +51,8 @@ public class NurseDao extends DaoImp<Nurse> {
                 result.getInt(1),
                 result.getString(2),
                 result.getString(3),
-                result.getString(4)
+                result.getString(4),
+                result.getBoolean(5)
         );
     }
 
@@ -58,7 +61,6 @@ public class NurseDao extends DaoImp<Nurse> {
         final String SQL = "SELECT * FROM nurse";
         return this.connection.prepareStatement(SQL);
     }
-
     @Override
     protected List<Nurse> getListFromResultSet(ResultSet result) throws SQLException {
         ArrayList<Nurse> list = new ArrayList<>();
@@ -68,20 +70,38 @@ public class NurseDao extends DaoImp<Nurse> {
         return list;
     }
 
-    @Override
+    /**
+     * Read all database entries of active {@link Nurse}s into a {@link List} of model instances.
+     */
+    public List<Nurse> readAllActive() throws SQLException {
+        final String SQL = "SELECT * FROM nurse WHERE isLocked=false";
+        return getListFromResultSet(this.connection.prepareStatement(SQL).executeQuery());
+    }
+
+    /**
+     * Read all database entries of locked {@link Nurse}s into a {@link List} of model instances.
+     */
+    public List<Nurse> readAllLocked() throws SQLException {
+        final String SQL = "SELECT * FROM nurse WHERE isLocked=true";
+        return getListFromResultSet(this.connection.prepareStatement(SQL).executeQuery());
+    }
+
+ @Override
     protected PreparedStatement getUpdateStatement(Nurse nurse) throws SQLException {
         final String SQL = """
                     UPDATE nurse SET
                     firstName = ?,
                     surName = ?,
-                    phoneNumber = ?
+                    phoneNumber = ?,
+                    isLocked = ?
                     WHERE id = ?
                 """;
         PreparedStatement statement = this.connection.prepareStatement(SQL);
         statement.setString(1, nurse.getFirstName());
         statement.setString(2, nurse.getSurName());
         statement.setString(3, nurse.getPhoneNumber());
-        statement.setInt(4, nurse.getId());
+        statement.setBoolean(4, nurse.isLocked());
+        statement.setInt(5, nurse.getId());
         return statement;
     }
 
@@ -92,4 +112,6 @@ public class NurseDao extends DaoImp<Nurse> {
         statement.setInt(1, id);
         return statement;
     }
+
+
 }

src/main/resources/de/hitec/nhplus/main/MainWindowView.fxml

@@ -16,7 +16,14 @@
         <AnchorPane fx:id="treatmentPage"/>
     </Tab>
     <Tab fx:id="nurseTab" text="Pfleger">
-        <AnchorPane fx:id="nursePage"/>
+        <TabPane fx:id="nurseTabPane" tabClosingPolicy="UNAVAILABLE">
+            <Tab fx:id="activeNurseTab" text="Pfleger">
+                <AnchorPane fx:id="activeNursePage"/>
+            </Tab>
+            <Tab fx:id="lockedNurseTab" text="Gesperrte Pfleger">
+                <AnchorPane fx:id="lockedNursePage"/>
+            </Tab>
+        </TabPane>
     </Tab>
     <Tab fx:id="medicationTab" text="Medikamente">
         <AnchorPane fx:id="medicationPage"/>

src/main/resources/de/hitec/nhplus/nurse/AllNurseView.fxml

@@ -77,10 +77,11 @@
                             text="Hinzufügen"
                     />
                     <Button
-                            fx:id="buttonDelete"
+                            fx:id="buttonLock"
                             mnemonicParsing="false"
+                            onAction="#handleLock"
                             prefWidth="90.0"
-                            text="Löschen"
+                            text="Sperren"
                     />
                 </HBox>
             </right>

src/main/resources/de/hitec/nhplus/nurse/LockedNurseView.fxml

@@ -0,0 +1,83 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<?import javafx.geometry.Insets?>
+<?import javafx.scene.control.*?>
+<?import javafx.scene.layout.*?>
+
+<BorderPane xmlns="http://javafx.com/javafx"
+            xmlns:fx="http://javafx.com/fxml"
+            fx:controller="de.hitec.nhplus.nurse.LockedNurseController"
+>
+    <padding>
+        <Insets top="8" left="8" right="8" bottom="8"/>
+    </padding>
+    <center>
+        <TableView fx:id="tableView" layoutX="31.0" layoutY="40" onMouseClicked="#handleMouseClick" >
+            <columns>
+                <TableColumn
+                        fx:id="columnId"
+                        minWidth="40.0"
+                        text="ID"
+                />
+                <TableColumn
+                        fx:id="columnSurName"
+                        minWidth="140.0"
+                        text="Nachname"
+                />
+                <TableColumn
+                        fx:id="columnFirstName"
+                        minWidth="140.0"
+                        text="Vorname"
+                />
+                <TableColumn
+                        fx:id="columnPhoneNumber"
+                        minWidth="140.0"
+                        text="Telefonnummer"
+                />
+                <TableColumn
+                        fx:id="columnDeleteDate"
+                        minWidth="140.0"
+                        text="Löschen ab"
+                />
+
+            </columns>
+            <columnResizePolicy>
+                <TableView fx:constant="CONSTRAINED_RESIZE_POLICY"/>
+            </columnResizePolicy>
+        </TableView>
+    </center>
+    <bottom>
+        <BorderPane>
+            <BorderPane.margin>
+                <Insets top="8.0"/>
+            </BorderPane.margin>
+            <center>
+                <HBox spacing="8.0">
+                    <padding>
+                        <Insets right="8.0"/>
+                    </padding>
+                </HBox>
+            </center>
+            <right>
+                <HBox>
+                    <spacing>8.0</spacing>
+                    <Button
+                            fx:id="buttonUnlock"
+                            mnemonicParsing="false"
+                            onAction="#unlockNurse"
+                            prefWidth="90.0"
+                            text="Entsperren"
+                    />
+                    <Button
+                            fx:id="buttonDelete"
+                            mnemonicParsing="false"
+                            onAction="#handleDelete"
+                            prefWidth="90.0"
+                            text="Löschen"
+
+                    />
+                </HBox>
+            </right>
+        </BorderPane>
+    </bottom>
+</BorderPane>

src/main/resources/de/hitec/nhplus/nurse/database/Nurse.sql

@@ -3,5 +3,6 @@ CREATE TABLE nurse
     id          INTEGER PRIMARY KEY AUTOINCREMENT,
     firstName   TEXT NOT NULL,
     surName     TEXT NOT NULL,
-    phoneNumber TEXT NOT NULL
+    phoneNumber TEXT NOT NULL,
+    isLocked    BOOLEAN NOT NULL DEFAULT false
 )