.idea/sqlDataSources.xml

@@ -30,7 +30,6 @@
               <option value="file://$PROJECT_DIR$/src/main/resources/de/hitec/nhplus/login/database/User.sql" />
               <option value="file://$PROJECT_DIR$/src/main/resources/de/hitec/nhplus/login/database/UserPermission.sql" />
               <option value="file://$PROJECT_DIR$/src/main/resources/de/hitec/nhplus/login/database/UserToNurse.sql" />
-              <option value="file://$PROJECT_DIR$/src/main/resources/de/hitec/nhplus/medication/database/Medication_Alternative.sql" />
             </array>
           </option>
           <option name="outLayout" value="File per object.groovy" />

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

@@ -12,12 +12,6 @@ import java.sql.Connection;
 import java.sql.SQLException;
 import java.util.*;
 
-import de.hitec.nhplus.Main;
-import de.hitec.nhplus.datastorage.DaoFactory;
-import de.hitec.nhplus.medication.Ingredient;
-import de.hitec.nhplus.medication.Medication;
-import de.hitec.nhplus.medication.database.MedicationDao;
-
 /**
  * {@link Fixture} for {@link Medication}.
  *
@@ -26,13 +20,11 @@ import de.hitec.nhplus.medication.database.MedicationDao;
 public class MedicationFixture implements Fixture<Medication> {
     private static final String SCHEMA = "/de/hitec/nhplus/medication/database/Medication.sql";
     private static final String INGREDIENT_SCHEMA = "/de/hitec/nhplus/medication/database/Medication_Ingredient.sql";
-    private static final String ALTERNATIVE_SCHEMA = "/de/hitec/nhplus/medication/database/Medication_Alternative.sql";
 
     @Override
     public void dropTable(Connection connection) throws SQLException {
         connection.createStatement().execute("DROP TABLE IF EXISTS medication");
         connection.createStatement().execute("DROP TABLE IF EXISTS  medication_ingredient");
-        connection.createStatement().execute("DROP TABLE IF EXISTS medication_alternative");
     }
 
     @Override
@@ -40,25 +32,16 @@ public class MedicationFixture implements Fixture<Medication> {
 
         final InputStream schema = Main.class.getResourceAsStream(SCHEMA);
         final InputStream ingredientSchema = Main.class.getResourceAsStream(INGREDIENT_SCHEMA);
-        final InputStream alternativeSchema = Main.class.getResourceAsStream(ALTERNATIVE_SCHEMA);
-
         assert schema != null;
         assert ingredientSchema != null;
-        assert alternativeSchema != null;
-
         String SQL = new Scanner(schema, StandardCharsets.UTF_8)
                 .useDelimiter("\\A")
                 .next();
         String ingredientSQL = ";" + new Scanner(ingredientSchema, StandardCharsets.UTF_8)
                 .useDelimiter("\\A")
                 .next();
-        String alternativeSQL = ";" + new Scanner(alternativeSchema, StandardCharsets.UTF_8)
-            .useDelimiter("\\A")
-            .next();
-
         connection.createStatement().execute(SQL);
         connection.createStatement().execute(ingredientSQL);
-        connection.createStatement().execute(alternativeSQL);
 
     }
 
@@ -94,8 +77,7 @@ public class MedicationFixture implements Fixture<Medication> {
                 ),
                 "Übelkeit, Durchfall, Laktatazidose (selten)",
                 "Oral",
-            100,
+                100
-            new ArrayList<>()
         ));
         medications.add(new Medication(
                 "Lisinopril",
@@ -108,8 +90,7 @@ public class MedicationFixture implements Fixture<Medication> {
                 ),
                 "Schwindel, trockener Husten",
                 "Oral",
-            150,
+                150
-            new ArrayList<>()
         ));
         medications.add(new Medication(
                 "Simvastatin",
@@ -122,8 +103,7 @@ public class MedicationFixture implements Fixture<Medication> {
                 ),
                 "Muskelschmerzen, Leberprobleme(selten)",
                 "Oral",
-            80,
+                80
-            new ArrayList<>()
         ));
         medications.add(new Medication(
                 "Enoxaparin",
@@ -135,8 +115,7 @@ public class MedicationFixture implements Fixture<Medication> {
                 ),
                 "Blutungen, Reaktionen an der Injektionsstelle",
                 "Unterhautinjektion",
-            120,
+                120
-            new ArrayList<>()
         ));
         Medication deprecatedMedication = new Medication(
                 "Levothyroxin",
@@ -149,8 +128,7 @@ public class MedicationFixture implements Fixture<Medication> {
                 ),
                 "Herzrasen, Gewichtsverlust",
                 "Oral",
-                90,
+                90
-                new ArrayList<>()
         );
         deprecatedMedication.setIsDeprecated(true);
         medications.add(deprecatedMedication);
@@ -165,27 +143,12 @@ public class MedicationFixture implements Fixture<Medication> {
                 ),
                 "Blutungen, Blutergüsse",
                 "Oral",
-            110,
+                110
-            new ArrayList<>()
         ));
         MedicationDao dao = DaoFactory.getInstance().createMedicationDAO();
+        Map<String, Medication> medicationsByName = new HashMap<>();
         for (Medication medication : medications) {
             dao.create(medication);
-        }
-        List<Medication> createdMedications = dao.readAll();
-        Map<String, Medication> medicationsByName = new HashMap<>();
-        for (Medication medication : createdMedications){
-            switch (medication.getName()){
-                case "Warfarin":
-                    medication.setAlternativeMedication(List.of(
-                            createdMedications.get(0),
-                            createdMedications.get(3)
-                    ));
-                    break;
-                default:
-                    break;
-            }
-            dao.update(medication);
             medicationsByName.put(medication.getName(), medication);
         }
         return medicationsByName;

src/main/java/de/hitec/nhplus/medication/AllMedicationController.java

@@ -53,8 +53,6 @@ public class AllMedicationController {
     @FXML
     private TableColumn<Medication, Integer> columnCurrentStock;
     @FXML
-    public TableColumn<Medication, String> columnAlternativeMedication;
-    @FXML
     public Button buttonChangeAvailable;
     @FXML
     public Button buttonAdd;
@@ -65,10 +63,6 @@ public class AllMedicationController {
     private MedicationDao dao;
     private boolean hasEditPermissions;
 
-    public MedicationDao getDao() {
-        return dao;
-    }
-
     /**
      * Initialization method that is called after the binding of all the fields.
      */
@@ -93,29 +87,13 @@ public class AllMedicationController {
                     return new SimpleStringProperty(
                             ingredients
                                     .stream()
-                                    .map(Ingredient::getName)
+                                    .map(ingredient -> ingredient.getName())
                                     .collect(Collectors.joining("\n"))
                     );
                 });
         this.columnPossibleSideEffects.setCellValueFactory(new PropertyValueFactory<>("possibleSideEffects"));
         this.columnAdministrationMethod.setCellValueFactory(new PropertyValueFactory<>("administrationMethod"));
         this.columnCurrentStock.setCellValueFactory(new PropertyValueFactory<>("currentStock"));
-        this.columnAlternativeMedication.setCellValueFactory(
-                cellData -> {
-                    Medication medication = cellData.getValue();
-                    List<Medication> alternatives = medication.getAlternativeMedication();
-                    if (alternatives.isEmpty()) {
-                        return new SimpleStringProperty("");
-                    }
-
-                    return new SimpleStringProperty(
-                            alternatives
-                                    .stream()
-                                    .map(med -> med.getName() + ", " + med.getManufacturer())
-                                    .collect(Collectors.joining("\n"))
-                    );
-                }
-        );
 
         this.tableView.setItems(this.medications);
 
@@ -239,4 +217,5 @@ public class AllMedicationController {
             }
         });
     }
+
 }

src/main/java/de/hitec/nhplus/medication/DeprecatedMedicationController.java

@@ -39,8 +39,6 @@ public class DeprecatedMedicationController {
     @FXML
     private TableColumn<Medication, Integer> columnCurrentStock;
     @FXML
-    public TableColumn<Medication, String> columnAlternativeMedication;
-    @FXML
     public Button buttonChangeAvailable;
 
     private final ObservableList<Medication> medications = FXCollections.observableArrayList();
@@ -73,22 +71,6 @@ public class DeprecatedMedicationController {
         this.columnPossibleSideEffects.setCellValueFactory(new PropertyValueFactory<>("possibleSideEffects"));
         this.columnAdministrationMethod.setCellValueFactory(new PropertyValueFactory<>("administrationMethod"));
         this.columnCurrentStock.setCellValueFactory(new PropertyValueFactory<>("currentStock"));
-        this.columnAlternativeMedication.setCellValueFactory(
-                cellData -> {
-                    Medication medication = cellData.getValue();
-                    List<Medication> alternatives = medication.getAlternativeMedication();
-                    if (alternatives.isEmpty()) {
-                        return new SimpleStringProperty("");
-                    }
-
-                    return new SimpleStringProperty(
-                            alternatives
-                                    .stream()
-                                    .map(med -> med.getName() + ", " + med.getManufacturer())
-                                    .collect(Collectors.joining("\n"))
-                    );
-                }
-        );
 
         this.tableView.setItems(this.medications);
 

src/main/java/de/hitec/nhplus/medication/Medication.java

@@ -18,14 +18,13 @@ import java.util.stream.Collectors;
  */
 public class Medication {
     private SimpleIntegerProperty id;
-    private SimpleStringProperty name;
+    private final SimpleStringProperty name;
-    private SimpleStringProperty manufacturer;
+    private final SimpleStringProperty manufacturer;
-    private SimpleListProperty<Ingredient> ingredients;
+    private final SimpleListProperty<Ingredient> ingredients;
-    private SimpleStringProperty possibleSideEffects;
+    private final SimpleStringProperty possibleSideEffects;
-    private SimpleStringProperty administrationMethod;
+    private final SimpleStringProperty administrationMethod;
-    private SimpleIntegerProperty currentStock;
+    private final SimpleIntegerProperty currentStock;
-    private SimpleListProperty<Medication> alternativeMedication;
+    private final SimpleBooleanProperty isDeprecated;
-    private SimpleBooleanProperty isDeprecated;
 
     /**
      * This constructor allows instantiating a {@link Medication} object,
@@ -40,8 +39,7 @@ public class Medication {
             List<Ingredient> ingredients,
             String possibleSideEffects,
             String administrationMethod,
-            int currentStock,
+            int currentStock
-            List<Medication> alternativeMedication
     ) {
         this.name = new SimpleStringProperty(name);
         this.manufacturer = new SimpleStringProperty(manufacturer);
@@ -49,7 +47,6 @@ public class Medication {
         this.possibleSideEffects = new SimpleStringProperty(possibleSideEffects);
         this.administrationMethod = new SimpleStringProperty(administrationMethod);
         this.currentStock = new SimpleIntegerProperty(currentStock);
-        this.alternativeMedication = new SimpleListProperty<>(FXCollections.observableArrayList(alternativeMedication));
         this.isDeprecated = new SimpleBooleanProperty(false);
     }
 
@@ -64,7 +61,6 @@ public class Medication {
             String possibleSideEffects,
             String administrationMethod,
             int currentStock,
-            List<Medication> alternativeMedication,
             boolean isDeprecated
     ) {
         this.id = new SimpleIntegerProperty(id);
@@ -74,25 +70,9 @@ public class Medication {
         this.possibleSideEffects = new SimpleStringProperty(possibleSideEffects);
         this.administrationMethod = new SimpleStringProperty(administrationMethod);
         this.currentStock = new SimpleIntegerProperty(currentStock);
-        this.alternativeMedication = new SimpleListProperty<>(FXCollections.observableArrayList(alternativeMedication));
         this.isDeprecated = new SimpleBooleanProperty(isDeprecated);
     }
 
-    public void replace(Medication medication){
-        if(medication == null){
-            return;
-        }
-        this.id = medication.idProperty();
-        this.name = medication.nameProperty();
-        this.manufacturer = medication.manufacturerProperty();
-        this.ingredients = medication.ingredientsProperty();
-        this.possibleSideEffects = medication.possibleSideEffectsProperty();
-        this.administrationMethod = medication.administrationMethodProperty();
-        this.currentStock = medication.currentStockProperty();
-        this.alternativeMedication = medication.alternativeMedicationProperty();
-        this.isDeprecated = medication.isDeprecatedProperty();
-    }
-
     public int getId() {
         return id.get();
     }
@@ -161,18 +141,6 @@ public class Medication {
         this.possibleSideEffects.set(possibleSideEffects);
     }
 
-    public ObservableList<Medication> getAlternativeMedication() {
-        return alternativeMedication.get();
-    }
-
-    public SimpleListProperty<Medication> alternativeMedicationProperty() {
-        return alternativeMedication;
-    }
-
-    public void setAlternativeMedication(List<Medication> alternativeMedication) {
-        this.alternativeMedication.set(FXCollections.observableArrayList(alternativeMedication));
-    }
-
     public String getAdministrationMethod() {
         return administrationMethod.get();
     }
@@ -211,14 +179,6 @@ public class Medication {
                 .add("Possible Side Effects: " + this.getPossibleSideEffects())
                 .add("Administration Method: " + this.getAdministrationMethod())
                 .add("Current Stock: " + this.getCurrentStock())
-                .add("Alternative Medication" + this.getAlternativeMedication())
-                .toString();
-    }
-
-    public String getComboBoxString() {
-        return new StringJoiner(System.lineSeparator())
-            .add("Name: " + this.getName())
-            .add("Hersteller: " + this.getManufacturer())
                 .toString();
     }
 }

src/main/java/de/hitec/nhplus/medication/MedicationListCell.java

@@ -1,146 +0,0 @@
-package de.hitec.nhplus.medication;
-
-import javafx.beans.value.ObservableValue;
-import javafx.collections.FXCollections;
-import javafx.collections.ObservableList;
-import javafx.event.ActionEvent;
-import javafx.geometry.Insets;
-import javafx.scene.control.Button;
-import javafx.scene.control.ListCell;
-import javafx.scene.control.ListView;
-import javafx.scene.layout.BorderPane;
-import javafx.scene.text.Text;
-import org.controlsfx.control.SearchableComboBox;
-
-import java.util.List;
-
-/**
- * A custom implementation of the {@link ListCell} for {@link Ingredient}s.
- * This implementation contains an automatic resizing of the parent {@link ListView}.
- *
- * @author Dominik Säume
- */
-public class MedicationListCell extends ListCell<Medication> {
-    private final Button deleteButton;
-    private final SearchableComboBox<Medication> comboBox;
-    private static final double BUILTIN_BORDER_WIDTH = 1;
-    private static final double CELL_SPACING = 4;
-    private static final double CELL_PADDING = 4;
-    private static final double BUTTON_PADDING_X = 8;
-    private static final double BUTTON_PADDING_Y = 4;
-    private final double totalSpacing;
-    private boolean firstUpdate = true;
-
-    public MedicationListCell(List<Medication> allOtherMedications) {
-        this.setPadding(new Insets(CELL_PADDING));
-
-        comboBox = new SearchableComboBox<>();
-        ObservableList<Medication> list = FXCollections.observableArrayList();
-        list.setAll(allOtherMedications);
-        comboBox.setItems(list);
-        comboBox.setPromptText("Alternatve Auswählen");
-        comboBox.setCellFactory(this::comboBoxFactory);
-        comboBox.setButtonCell(comboBoxButtonFactory());
-        comboBox.valueProperty().addListener(this::onComboBoxChange);
-
-        deleteButton = new Button("-");
-        deleteButton.setPadding(new Insets(
-                BUTTON_PADDING_Y,
-                BUTTON_PADDING_X,
-                BUTTON_PADDING_Y,
-                BUTTON_PADDING_X
-        ));
-        deleteButton.setOnAction(this::handleDeleteButton);
-
-        // Calculate Delete Button Width
-        Text textNode = new Text(deleteButton.getText());
-        textNode.setFont(deleteButton.getFont());
-        double calculatedDeleteButtonWidth = textNode.getLayoutBounds().getWidth() + BUTTON_PADDING_X * 2;
-
-        totalSpacing = BUILTIN_BORDER_WIDTH * 2 // List View
-                       + CELL_PADDING * 2
-                       + CELL_SPACING
-                       + calculatedDeleteButtonWidth;
-    }
-
-
-    /**
-     * A Callback for use as a Listener for the {@link MedicationListCell#comboBox}.
-     */
-    private void onComboBoxChange(
-            ObservableValue<? extends Medication> observableValue,
-            Medication oldValue,
-            Medication newValue
-    ) {
-        getItem().replace(comboBox.getValue());
-
-        ListView<Medication> listView = getListView();
-        double max = listView.lookupAll("*")
-                .stream()
-                .filter(node -> node instanceof MedicationListCell)
-                .mapToDouble(node -> comboBox.getWidth())
-                .max()
-                .orElse(0);
-
-        listView.setMinWidth(max + totalSpacing);
-    }
-
-    @Override
-    protected void updateItem(Medication item, boolean empty) {
-        super.updateItem(item, empty);
-        if (empty || item == null) {
-            setGraphic(null);
-        } else {
-            if (
-                    firstUpdate
-                    && comboBox.getSelectionModel().getSelectedItem() == null
-                    && item.getName() != null
-                    && comboBox.getItems().contains(item)
-            ) {
-                comboBox.getSelectionModel().select(item);
-            }
-            firstUpdate = false;
-
-            BorderPane cellPane = new BorderPane();
-            cellPane.setCenter(comboBox);
-            cellPane.setRight(deleteButton);
-            BorderPane.setMargin(deleteButton, new Insets(0, 0, 0, CELL_SPACING));
-            setGraphic(cellPane);
-        }
-    }
-
-    private ListCell comboBoxFactory(Object param) {
-        return new ListCell<Medication>() {
-
-            @Override
-            protected void updateItem(Medication med, boolean empty) {
-                super.updateItem(med, empty);
-                setText(
-                        empty || med == null
-                                ? null
-                                : med.getComboBoxString()
-                );
-            }
-        };
-    }
-
-    private ListCell comboBoxButtonFactory() {
-        return new ListCell<Medication>() {
-            @Override
-            protected void updateItem(Medication med, boolean empty) {
-                super.updateItem(med, empty);
-                setText(
-                        empty || med == null
-                                ? comboBox.getPromptText()
-                                : med.getComboBoxString()
-                );
-            }
-        };
-    }
-
-    private void handleDeleteButton(ActionEvent event) {
-        if (getItem() == null) {
-            getListView().getItems().remove(getItem());
-        }
-    }
-}

src/main/java/de/hitec/nhplus/medication/MedicationModalController.java

@@ -1,5 +1,6 @@
 package de.hitec.nhplus.medication;
 
+import de.hitec.nhplus.treatment.Treatment;
 import javafx.beans.value.ChangeListener;
 import javafx.collections.FXCollections;
 import javafx.collections.ObservableList;
@@ -12,10 +13,7 @@ import javafx.stage.Stage;
 
 import java.util.ArrayList;
 import java.util.List;
-import java.util.Map;
-import java.util.Objects;
 import java.util.function.Predicate;
-import java.util.stream.Collectors;
 
 import static de.hitec.nhplus.utils.Validator.*;
 
@@ -40,17 +38,13 @@ public class MedicationModalController {
     public TextArea textAreaPossibleSideEffects;
     @FXML
     public Button buttonSave;
-    @FXML
-    public ListView<Medication> listViewAlternativeMedication;
 
 
     private Stage stage;
     private Medication medication;
     private final ObservableList<Ingredient> ingredients = FXCollections.observableArrayList();
-    private final ObservableList<Medication> alternativeMediaction = FXCollections.observableArrayList();
     private AllMedicationController controller;
     private boolean isNewMedication = false;
-    private List<Medication> allOtherMedications;
 
     /**
      * Initialization method that is called after the binding of all the fields.
@@ -74,20 +68,15 @@ public class MedicationModalController {
                     new ArrayList<>(),
                     "",
                     "",
-                    0,
+                    0
-                    new ArrayList<>()
             );
             this.buttonSave.setDisable(true);
         }
 
         listViewIngredients.setCellFactory(cellData -> new IngredientListCell());
         listViewIngredients.setItems(ingredients);
-
         showData();
 
-        listViewAlternativeMedication.setCellFactory(cellData -> new MedicationListCell(allOtherMedications));
-        listViewAlternativeMedication.setItems(alternativeMediaction);
-
         ChangeListener<String> inputMedicationValidationListener = (observableValue, oldText, newText) -> {
             boolean isValid = isValidMedicationName(textFieldName.getText())
                               && isValidMedicationManufacturer(textFieldManufacturer.getText())
@@ -108,22 +97,6 @@ public class MedicationModalController {
      */
     private void showData() {
         ingredients.setAll(medication.getIngredients());
-        alternativeMediaction.setAll(medication.getAlternativeMedication());
-        Map<Integer, Medication> currentAlternatives = alternativeMediaction
-                .stream()
-                .collect(Collectors.toMap(Medication::getId, med -> med));
-        try {
-            allOtherMedications = controller.getDao().readAll();
-            if (!isNewMedication) {
-                allOtherMedications = allOtherMedications
-                        .stream()
-                        .filter(med -> med.getId() != medication.getId())
-                        .map(med -> currentAlternatives.getOrDefault(med.getId(), med))
-                        .toList();
-            }
-        } catch (Exception exception) {
-            exception.printStackTrace();
-        }
         textFieldName.setText(medication.getName());
         textFieldManufacturer.setText(medication.getManufacturer());
         textFieldAdministrationMethod.setText(medication.getAdministrationMethod());
@@ -147,15 +120,6 @@ public class MedicationModalController {
                 .toList()
         );
 
-        this.medication.setAlternativeMedication(
-                alternativeMediaction
-                        .stream()
-                        .distinct()
-                        .filter(Predicate.not(Objects::isNull))
-                        .filter(Predicate.not(med -> med.idProperty() == null))
-                        .toList()
-        );
-
         if (isNewMedication) {
             controller.createMedication(medication);
         } else {
@@ -175,16 +139,4 @@ public class MedicationModalController {
     public void handleAddIngredient() {
         ingredients.add(new Ingredient(""));
     }
-
-    public void handleAddAlternativeMedication() {
-        alternativeMediaction.add(new Medication(
-                null,
-                null,
-                new ArrayList<>(),
-                null,
-                null,
-                -1,
-                new ArrayList<>()
-        ));
-    }
 }

src/main/java/de/hitec/nhplus/medication/database/MedicationDao.java

@@ -8,7 +8,10 @@ import java.sql.Connection;
 import java.sql.PreparedStatement;
 import java.sql.ResultSet;
 import java.sql.SQLException;
-import java.util.*;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
 
 /**
  * The {@link MedicationDao} is an implementation of the{@link de.hitec.nhplus.datastorage.Dao Dao}
@@ -61,45 +64,36 @@ public class MedicationDao implements Dao<Medication> {
             ingredientStatement.setString(2, ingredient.getName());
             ingredientStatement.execute();
         }
-
-        final String alternativeMedicationSQL = """
-                    INSERT INTO medication_alternative
-                    (id, alternativeId)
-                    VALUES (?, ?);
-                """;
-        for (Medication alternative : medication.getAlternativeMedication()) {
-            PreparedStatement alternativeStatement = this.connection.prepareStatement(alternativeMedicationSQL);
-            alternativeStatement.setInt(1, newId);
-            alternativeStatement.setInt(2, alternative.getId());
-            alternativeStatement.execute();
-        }
     }
 
     @Override
     public Medication read(int id) throws SQLException {
-        ResultSet result = getReadStatement(id).executeQuery();
+        final String SQL = """
+                        SELECT medication.*, medication_ingredient.id
+                        FROM medication
+                        LEFT JOIN medication_ingredient ON medication.id = medication_ingredient.id
+                        WHERE medication.id = ?
+                """;
+        PreparedStatement statement = this.connection.prepareStatement(SQL);
+        statement.setInt(1, id);
+        ResultSet result = statement.executeQuery();
         return getInstanceFromResultSet(result);
     }
 
     @Override
     public List<Medication> readAll() throws SQLException {
         final String SQL = """
-                    SELECT medication.*, medication_ingredient.name, medication_alternative.alternativeId
+                    SELECT medication.*, medication_ingredient.name
-                    FROM medication
+                    FROM medication LEFT JOIN
-                    LEFT JOIN
                     medication_ingredient ON medication.id = medication_ingredient.id
-                    LEFT JOIN
-                    medication_alternative ON medication.id = medication_alternative.id
                 """;
         ResultSet result = connection.prepareStatement(SQL).executeQuery();
 
-        Map<Integer, Medication> medications = new HashMap<>();
+        List<Medication> medications = new ArrayList<>();
         Map<Integer, List<Ingredient>> ingredientMap = new HashMap<>();
-        Map<Integer, Set<Integer>> alternativesMap = new HashMap<>();
 
         int currentMedicationId;
         int lastMedicationId = -1;
-        String latIngredient = "";
         while (result.next()) {
             currentMedicationId = result.getInt(1);
             if (currentMedicationId != lastMedicationId) {
@@ -111,56 +105,125 @@ public class MedicationDao implements Dao<Medication> {
                         result.getString(4),
                         result.getString(5),
                         result.getInt(6),
-                        new ArrayList<>(),
                         result.getBoolean(7)
                 );
-                medications.put(currentMedicationId, medication);
+                medications.add(medication);
             }
-
             List<Ingredient> ingredients = ingredientMap.computeIfAbsent(currentMedicationId, k -> new ArrayList<>());
             String ingredientName = result.getString(8);
-            if (ingredientName != null && !latIngredient.equals(ingredientName)) {
+            if(ingredientName == null){
+                continue;
+            }
             ingredients.add(new Ingredient(ingredientName));
-                latIngredient = ingredientName;
-            }
-
-            Set<Integer> alternatives = alternativesMap.computeIfAbsent(currentMedicationId, k -> new HashSet<>());
-            int alternativeId = result.getInt(9);
-            if (alternativeId != 0) {
-                alternatives.add(alternativeId);
-            }
-
             lastMedicationId = currentMedicationId;
         }
-        for (Medication medication : medications.values()) {
+        for (Medication medication : medications) {
             List<Ingredient> ingredients = ingredientMap.get(medication.getId());
-            if (ingredients.isEmpty()) {
+            if(ingredients.isEmpty()){
                 continue;
             }
             medication.setIngredients(ingredientMap.get(medication.getId()));
-            Set<Integer> alternativeIds = alternativesMap.get(medication.getId());
-            List<Medication> alternatives = new ArrayList<>();
-            for (Integer alternativeId : alternativeIds) {
-                alternatives.add(medications.get(alternativeId));
-            }
-            medication.setAlternativeMedication(alternatives);
         }
 
-        return medications.values().stream().toList();
+        return medications;
-    }
-
-    public List<Medication> readAllAvailable() throws SQLException {
-        return readAll()
-                .stream()
-                .filter(med -> !med.isDeprecated())
-                .toList();
     }
 
     public List<Medication> readAllDeprecated() throws SQLException {
-        return readAll()
+        final String SQL = """
-                .stream()
+                    SELECT medication.*, medication_ingredient.name
-                .filter(Medication::isDeprecated)
+                    FROM medication LEFT JOIN
-                .toList();
+                    medication_ingredient
+                    ON medication.id = medication_ingredient.id
+                    WHERE medication.isDeprecated = true
+                """;
+        ResultSet result = connection.prepareStatement(SQL).executeQuery();
+
+        List<Medication> medications = new ArrayList<>();
+        Map<Integer, List<Ingredient>> ingredientMap = new HashMap<>();
+
+        int currentMedicationId;
+        int lastMedicationId = -1;
+        while (result.next()) {
+            currentMedicationId = result.getInt(1);
+            if (currentMedicationId != lastMedicationId) {
+                Medication medication = new Medication(
+                        result.getInt(1),
+                        result.getString(2),
+                        result.getString(3),
+                        new ArrayList<>(),
+                        result.getString(4),
+                        result.getString(5),
+                        result.getInt(6),
+                        result.getBoolean(7)
+                );
+                medications.add(medication);
+            }
+            List<Ingredient> ingredients = ingredientMap.computeIfAbsent(currentMedicationId, k -> new ArrayList<>());
+            String ingredientName = result.getString(8);
+            if(ingredientName == null){
+                continue;
+            }
+            ingredients.add(new Ingredient(ingredientName));
+            lastMedicationId = currentMedicationId;
+        }
+        for (Medication medication : medications) {
+            List<Ingredient> ingredients = ingredientMap.get(medication.getId());
+            if(ingredients.isEmpty()){
+                continue;
+            }
+            medication.setIngredients(ingredientMap.get(medication.getId()));
+        }
+
+        return medications;
+    }
+
+    public List<Medication> readAllAvailable() throws SQLException {
+        final String SQL = """
+                    SELECT medication.*, medication_ingredient.name
+                    FROM medication LEFT JOIN
+                    medication_ingredient
+                    ON medication.id = medication_ingredient.id
+                    WHERE medication.isDeprecated = false
+                """;
+        ResultSet result = connection.prepareStatement(SQL).executeQuery();
+
+        List<Medication> medications = new ArrayList<>();
+        Map<Integer, List<Ingredient>> ingredientMap = new HashMap<>();
+
+        int currentMedicationId;
+        int lastMedicationId = -1;
+        while (result.next()) {
+            currentMedicationId = result.getInt(1);
+            if (currentMedicationId != lastMedicationId) {
+                Medication medication = new Medication(
+                        result.getInt(1),
+                        result.getString(2),
+                        result.getString(3),
+                        new ArrayList<>(),
+                        result.getString(4),
+                        result.getString(5),
+                        result.getInt(6),
+                        result.getBoolean(7)
+                );
+                medications.add(medication);
+            }
+            List<Ingredient> ingredients = ingredientMap.computeIfAbsent(currentMedicationId, k -> new ArrayList<>());
+            String ingredientName = result.getString(8);
+            if(ingredientName == null){
+                continue;
+            }
+            ingredients.add(new Ingredient(ingredientName));
+            lastMedicationId = currentMedicationId;
+        }
+        for (Medication medication : medications) {
+            List<Ingredient> ingredients = ingredientMap.get(medication.getId());
+            if(ingredients.isEmpty()){
+                continue;
+            }
+            medication.setIngredients(ingredientMap.get(medication.getId()));
+        }
+
+        return medications;
     }
 
     @Override
@@ -203,25 +266,6 @@ public class MedicationDao implements Dao<Medication> {
             statement.setString(2, ingredient.getName());
             statement.execute();
         }
-
-        final String alternativeDeleteSQL = """
-                    DELETE FROM medication_alternative WHERE id = ?
-                """;
-        PreparedStatement alternativeStatement = this.connection.prepareStatement(alternativeDeleteSQL);
-        alternativeStatement.setInt(1, medication.getId());
-        alternativeStatement.executeUpdate();
-
-        final String alternativeCreateSQL = """
-                    INSERT INTO medication_alternative
-                    (id, alternativeId)
-                    VALUES (?, ?);
-                """;
-        for (Medication alternative : medication.getAlternativeMedication()) {
-            PreparedStatement statement = this.connection.prepareStatement(alternativeCreateSQL);
-            statement.setInt(1, medication.getId());
-            statement.setInt(2, alternative.getId());
-            statement.execute();
-        }
     }
 
     @Override
@@ -234,23 +278,6 @@ public class MedicationDao implements Dao<Medication> {
         preparedStatement.executeUpdate();
     }
 
-    /**
-     * @param id The ID of the database entry to read.
-     * @return A {@link PreparedStatement} to read a specific entry by its ID.
-     */
-    public PreparedStatement getReadStatement(int id) throws SQLException {
-        final String SQL = """
-                        SELECT medication.*, medication_ingredient.name, medication_alternative.alternativeId
-                        FROM medication
-                        LEFT JOIN medication_ingredient ON medication.id = medication_ingredient.id
-                        LEFT JOIN medication_alternative ON medication.id = medication_alternative.id
-                        WHERE medication.id = ?
-                """;
-        PreparedStatement statement = this.connection.prepareStatement(SQL);
-        statement.setInt(1, id);
-        return statement;
-    }
-
     /**
      * Constructs a {@link Medication} object from the {@link ResultSet} obtained after executing a database query.
      * This method is used internally to map the {@link ResultSet} data to a {@link Medication} object.
@@ -263,41 +290,19 @@ public class MedicationDao implements Dao<Medication> {
                 result.getInt(1),
                 result.getString(2),
                 result.getString(3),
-                new ArrayList<>(),
+                List.of(),
                 result.getString(4),
                 result.getString(5),
                 result.getInt(6),
-                new ArrayList<>(),
                 result.getBoolean(7)
         );
 
         List<Ingredient> ingredients = new ArrayList<>();
-        List<Medication> alternatives = new ArrayList<>();
         while (result.next()) {
-            String ingredientName = result.getString(8);
+            ingredients.add(new Ingredient(result.getString(2)));
-            if (ingredientName != null) {
-                ingredients.add(new Ingredient(ingredientName));
-            }
-            int alternativeId = result.getInt(9);
-            if (alternativeId != 0) {
-                ResultSet alternativeResult = getReadStatement(alternativeId).executeQuery();
-                Medication alternativeMedication = new Medication(
-                        alternativeResult.getInt(1),
-                        alternativeResult.getString(2),
-                        alternativeResult.getString(3),
-                        new ArrayList<>(),
-                        alternativeResult.getString(4),
-                        alternativeResult.getString(5),
-                        alternativeResult.getInt(6),
-                        new ArrayList<>(),
-                        alternativeResult.getBoolean(7)
-                );
-                alternatives.add(alternativeMedication);
-            }
-        }
-        medication.setIngredients(ingredients);
-        medication.setAlternativeMedication(alternatives);
-        return medication;
 
         }
+        medication.setIngredients(ingredients);
+        return medication;
+    }
 }

src/main/java/module-info.java

@@ -3,7 +3,6 @@ module de.hitec.nhplus {
     requires javafx.fxml;
     requires java.sql;
     requires org.xerial.sqlitejdbc;
-    requires org.controlsfx.controls;
 
     exports de.hitec.nhplus;
     opens de.hitec.nhplus to javafx.fxml;

src/main/resources/de/hitec/nhplus/medication/AllMedicationView.fxml

@@ -49,11 +49,6 @@
                         minWidth="100.0"
                         text="Lagerbestand"
                 />
-                <TableColumn
-                    fx:id="columnAlternativeMedication"
-                    minWidth="100.0"
-                    text="Alternative Medikamente"
-                />
             </columns>
             <columnResizePolicy>
                 <TableView fx:constant="CONSTRAINED_RESIZE_POLICY"/>

src/main/resources/de/hitec/nhplus/medication/DeprecatedMedicationView.fxml

@@ -49,11 +49,6 @@
                         minWidth="100.0"
                         text="Lagerbestand"
                 />
-                <TableColumn
-                        fx:id="columnAlternativeMedication"
-                        minWidth="100.0"
-                        text="Alternative Medikamente"
-                />
             </columns>
             <columnResizePolicy>
                 <TableView fx:constant="CONSTRAINED_RESIZE_POLICY"/>

src/main/resources/de/hitec/nhplus/medication/MedicationModal.fxml

@@ -3,7 +3,6 @@
 <?import javafx.geometry.*?>
 <?import javafx.scene.control.*?>
 <?import javafx.scene.layout.*?>
-<?import org.controlsfx.control.SearchableComboBox?>
 <BorderPane
         xmlns="http://javafx.com/javafx/17.0.2-ea"
         xmlns:fx="http://javafx.com/fxml/1"
@@ -78,13 +77,16 @@
             </padding>
             <left>
                 <BorderPane>
+                    <BorderPane.margin>
+                        <Insets right="8"/>
+                    </BorderPane.margin>
                     <top>
                         <Label text="Inhaltsstoffe:"/>
                     </top>
                     <center>
                         <ListView fx:id="listViewIngredients" minWidth="200">
                             <BorderPane.margin>
-                                <Insets top="4"/>
+                                <Insets top="8"/>
                             </BorderPane.margin>
                         </ListView>
                     </center>
@@ -103,45 +105,10 @@
                     </bottom>
                 </BorderPane>
             </left>
-            <right>
-                <BorderPane>
-                    <top>
-                        <Label text="Alternative Medikamente:"/>
-                    </top>
-                    <center>
-                        <ListView fx:id="listViewAlternativeMedication" minWidth="200">
-                            <BorderPane.margin>
-                                <Insets top="4"/>
-                            </BorderPane.margin>
-                        </ListView>
-                    </center>
-                    <bottom>
-                        <AnchorPane>
-                            <BorderPane.margin>
-                                <Insets top="8"/>
-                            </BorderPane.margin>
-                            <Button
-                                onAction="#handleAddAlternativeMedication"
-                                text="+"
-                                AnchorPane.leftAnchor="0"
-                                AnchorPane.rightAnchor="0"
-                            />
-                        </AnchorPane>
-                    </bottom>
-                </BorderPane>
-            </right>
             <center>
                 <BorderPane>
-                    <BorderPane.margin>
-                        <Insets left="8" right="8"/>
-                    </BorderPane.margin>
                     <top>
-                        <Label text="Nebenwirkungen">
+                        <Label text="Nebenwirkungen"/>
-                            <BorderPane.margin>
-                                <Insets bottom="4"/>
-                            </BorderPane.margin>
-
-                        </Label>
                     </top>
                     <center>
                         <TextArea fx:id="textAreaPossibleSideEffects"/>

src/main/resources/de/hitec/nhplus/medication/database/Medication_Alternative.sql

@@ -1,7 +0,0 @@
-CREATE TABLE medication_alternative
-(
-    id   INTEGER NOT NULL ,
-    alternativeId   INTEGER NOT NULL ,
-    FOREIGN KEY (id) REFERENCES medication (id) ON DELETE CASCADE,
-    FOREIGN KEY (alternativeId) REFERENCES medication (id) ON DELETE CASCADE
-)