#22: Setup Model and DAO

Signed-off-by: Dominik Säume <Dominik.Saeume@hmmh.de>

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

@@ -0,0 +1,25 @@
+package de.hitec.nhplus.medication;
+
+import javafx.beans.property.SimpleStringProperty;
+
+public class Ingredient {
+    private final SimpleStringProperty name;
+
+    public Ingredient(String name) {
+        this.name = new SimpleStringProperty(name);
+    }
+
+    public String getName() {
+        return name.get();
+    }
+
+    public SimpleStringProperty nameProperty() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name.set(name);
+    }
+
+
+}

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

@@ -0,0 +1,150 @@
+package de.hitec.nhplus.medication;
+
+import javafx.beans.property.SimpleIntegerProperty;
+import javafx.beans.property.SimpleListProperty;
+import javafx.beans.property.SimpleStringProperty;
+import javafx.collections.ObservableList;
+
+import java.util.StringJoiner;
+import java.util.stream.Collectors;
+
+public class Medication {
+    private SimpleIntegerProperty id;
+    private final SimpleStringProperty name;
+    private final SimpleStringProperty manufacturer;
+    private final SimpleListProperty<Ingredient> ingredients;
+    private final SimpleStringProperty possibleSideEffects;
+    private final SimpleStringProperty administrationMethod;
+    private final SimpleIntegerProperty currentStock;
+
+    public Medication(
+            String name,
+            String manufacturer,
+            ObservableList<Ingredient> ingredients,
+            String possibleSideEffects,
+            String administrationMethod,
+            int currentStock
+    ) {
+        this.name = new SimpleStringProperty(name);
+        this.manufacturer = new SimpleStringProperty(manufacturer);
+        this.ingredients = new SimpleListProperty<>(ingredients);
+        this.possibleSideEffects = new SimpleStringProperty(possibleSideEffects);
+        this.administrationMethod = new SimpleStringProperty(administrationMethod);
+        this.currentStock = new SimpleIntegerProperty(currentStock);
+    }
+
+    public Medication(
+            int id,
+            String name,
+            String manufacturer,
+            ObservableList<Ingredient> ingredients,
+            String possibleSideEffects,
+            String administrationMethod,
+            int currentStock
+    ) {
+        this.id = new SimpleIntegerProperty(id);
+        this.name = new SimpleStringProperty(name);
+        this.manufacturer = new SimpleStringProperty(manufacturer);
+        this.ingredients = new SimpleListProperty<>(ingredients);
+        this.possibleSideEffects = new SimpleStringProperty(possibleSideEffects);
+        this.administrationMethod = new SimpleStringProperty(administrationMethod);
+        this.currentStock = new SimpleIntegerProperty(currentStock);
+    }
+
+    public int getId() {
+        return id.get();
+    }
+
+    public SimpleIntegerProperty idProperty() {
+        return id;
+    }
+
+    public String getName() {
+        return name.get();
+    }
+
+    public SimpleStringProperty nameProperty() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name.set(name);
+    }
+
+    public String getManufacturer() {
+        return manufacturer.get();
+    }
+
+    public SimpleStringProperty manufacturerProperty() {
+        return manufacturer;
+    }
+
+    public void setManufacturer(String manufacturer) {
+        this.manufacturer.set(manufacturer);
+    }
+
+    public ObservableList<Ingredient> getIngredients() {
+        return ingredients.get();
+    }
+
+    public SimpleListProperty<Ingredient> ingredientsProperty() {
+        return ingredients;
+    }
+
+    public void setIngredients(ObservableList<Ingredient> ingredients) {
+        this.ingredients.set(ingredients);
+    }
+
+    public String getPossibleSideEffects() {
+        return possibleSideEffects.get();
+    }
+
+    public SimpleStringProperty possibleSideEffectsProperty() {
+        return possibleSideEffects;
+    }
+
+    public void setPossibleSideEffects(String possibleSideEffects) {
+        this.possibleSideEffects.set(possibleSideEffects);
+    }
+
+    public String getAdministrationMethod() {
+        return administrationMethod.get();
+    }
+
+    public SimpleStringProperty administrationMethodProperty() {
+        return administrationMethod;
+    }
+
+    public void setAdministrationMethod(String administrationMethod) {
+        this.administrationMethod.set(administrationMethod);
+    }
+
+    public int getCurrentStock() {
+        return currentStock.get();
+    }
+
+    public SimpleIntegerProperty currentStockProperty() {
+        return currentStock;
+    }
+
+    public void setCurrentStock(int currentStock) {
+        this.currentStock.set(currentStock);
+    }
+
+    @Override
+    public String toString() {
+        return new StringJoiner(System.lineSeparator())
+                .add("MEDICATION")
+                .add("ID: " + this.getId())
+                .add("Name: " + this.getName())
+                .add("Manufacturer: " + this.getManufacturer())
+                .add("Ingredients: " + this.getIngredients()
+                        .stream()
+                        .map(Ingredient::getName)
+                        .collect(Collectors.joining(", ", "[", "]")))
+                .add("Possible Side Effects: " + this.getPossibleSideEffects())
+                .add("Administration Method: " + this.getAdministrationMethod())
+                .add("Current Stock: " + this.getCurrentStock())
+                .toString();
+    }
+}

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

@@ -0,0 +1,157 @@
+package de.hitec.nhplus.medication;
+
+import de.hitec.nhplus.datastorage.DaoImp;
+import javafx.collections.FXCollections;
+import javafx.collections.ObservableList;
+
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.util.ArrayList;
+import java.util.StringJoiner;
+
+public class MedicationDao extends DaoImp<Medication> {
+    public MedicationDao(Connection connection) {
+        super(connection);
+    }
+
+
+    @Override
+    protected PreparedStatement getCreateStatement(Medication medication) {
+        PreparedStatement preparedStatement = null;
+        try {
+            StringJoiner SQL = new StringJoiner(";");
+            SQL.add(
+                    "INSERT INTO medication "
+                            + "(name, manufacturer, possibleSideEffects, administrationMethod, currentMethod) "
+                            + "VALUES (?, ?, ?, ?, ?);"
+            );
+            final ObservableList<Ingredient> ingredients = medication.getIngredients();
+            for (int i = 0; i < ingredients.size(); i++) {
+                SQL.add(
+                        "INSERT INTO medication_ingredient (medicationId, ingredient) " +
+                                "VALUES (?, ?)"
+                );
+            }
+            preparedStatement = this.connection.prepareStatement(SQL.toString());
+            preparedStatement.setString(1, medication.getName());
+            preparedStatement.setString(2, medication.getManufacturer());
+            preparedStatement.setString(3, medication.getPossibleSideEffects());
+            preparedStatement.setString(4, medication.getAdministrationMethod());
+            preparedStatement.setInt(5, medication.getCurrentStock());
+            for (int i = 0; i < ingredients.size(); i++) {
+                preparedStatement.setInt(6 + i * 2, medication.getId());
+                preparedStatement.setString(7 + i * 2, ingredients.get(i).getName());
+            }
+        } catch (SQLException exception) {
+            exception.printStackTrace();
+        }
+        return preparedStatement;
+    }
+
+    @Override
+    protected PreparedStatement getReadByIDStatement(int id) {
+        PreparedStatement preparedStatement = null;
+        try {
+            final String SQL = "SELECT * FROM treatment WHERE id = ?";
+            preparedStatement = this.connection.prepareStatement(SQL);
+            preparedStatement.setInt(1, id);
+        } catch (SQLException exception) {
+            exception.printStackTrace();
+        }
+        return preparedStatement;
+    }
+
+    @Override
+    protected Medication getInstanceFromResultSet(ResultSet result) throws SQLException {
+        Medication medication = new Medication(
+                result.getInt(1),
+                result.getString(2),
+                result.getString(3),
+                FXCollections.observableArrayList(),
+                result.getString(4),
+                result.getString(5),
+                result.getInt(6)
+        );
+        PreparedStatement preparedStatement = null;
+        try {
+            final String SQL = "SELECT * FROM medication_ingredient WHERE id = ?";
+            preparedStatement = this.connection.prepareStatement(SQL);
+            preparedStatement.setInt(1, medication.getId());
+            ResultSet ingredientResults = preparedStatement.executeQuery();
+            while (result.next()) {
+                medication
+                        .getIngredients()
+                        .add(new Ingredient(
+                                ingredientResults.getString(2)
+                        ))
+                ;
+            }
+        } catch (SQLException exception) {
+            exception.printStackTrace();
+        }
+        return medication;
+    }
+
+    @Override
+    protected PreparedStatement getReadAllStatement() {
+        PreparedStatement statement = null;
+        try {
+            final String SQL = "SELECT * FROM medication";
+            statement = this.connection.prepareStatement(SQL);
+        } catch (SQLException exception) {
+            exception.printStackTrace();
+        }
+        return statement;
+    }
+
+    @Override
+    protected ArrayList<Medication> getListFromResultSet(ResultSet result) throws SQLException {
+        ArrayList<Medication> list = new ArrayList<>();
+        while (result.next()) {
+            list.add(getInstanceFromResultSet(result));
+        }
+        return list;
+    }
+
+    @Override
+    protected PreparedStatement getUpdateStatement(Medication medication) {
+        PreparedStatement preparedStatement = null;
+        try {
+            final String SQL =
+                    "UPDATE medication SET " +
+                            "name = ?, " +
+                            "manufacturer = ?, " +
+                            "possibleSideEffects = ?, " +
+                            "administrationMethod = ?, " +
+                            "currentStock = ? " +
+                            "WHERE id = ?";
+            preparedStatement = this.connection.prepareStatement(SQL);
+            preparedStatement.setString(1, medication.getName());
+            preparedStatement.setString(2, medication.getManufacturer());
+            preparedStatement.setString(3, medication.getPossibleSideEffects());
+            preparedStatement.setString(4, medication.getAdministrationMethod());
+            preparedStatement.setInt(5, medication.getCurrentStock());
+            preparedStatement.setInt(6, medication.getId());
+        } catch (SQLException exception) {
+            exception.printStackTrace();
+        }
+        return preparedStatement;
+    }
+
+    @Override
+    protected PreparedStatement getDeleteStatement(int id) {
+        PreparedStatement preparedStatement = null;
+        try {
+            final String SQL =
+                    "DELETE FROM medication WHERE id = ?; DELETE FROM medication_ingredient WHERE id = ?";
+            preparedStatement = this.connection.prepareStatement(SQL);
+            preparedStatement.setInt(1, id);
+            preparedStatement.setInt(2, id);
+        } catch (SQLException exception) {
+            exception.printStackTrace();
+        }
+        return preparedStatement;
+    }
+}