PRA05-EmmaAlonsoMcCoy-InheritanceAndAbstraction

src/main/java/dev/example/restaurantManager/model/Dessert.java

@@ -0,0 +1,33 @@
+package dev.example.restaurantManager.model;
+
+import jakarta.persistence.Entity;
+import lombok.AllArgsConstructor;
+import lombok.NoArgsConstructor;
+
+import java.util.List;
+
+@NoArgsConstructor
+@AllArgsConstructor
+@Entity
+public class Dessert extends MenuItem {
+    private boolean toShare;
+
+    public Dessert(String id, String name, String description, double price, boolean toShare) {
+        super(id, name, description, price);
+        this.toShare = toShare;
+    }
+
+    public boolean getToShare() {
+        return toShare;
+    }
+
+    public void setToShare(boolean toShare) {
+        this.toShare = toShare;
+    }
+
+    // Example method specific to Dessert
+    public void isToShare() {
+        System.out.println("Dessert to share? " + toShare);
+    }
+}
+

src/main/java/dev/example/restaurantManager/model/IMenuItem.java

@@ -0,0 +1,8 @@
+package dev.example.restaurantManager.model;
+
+public interface IMenuItem {
+    String getName();
+    double getPrice();
+    String getDescription();
+}
+

src/main/java/dev/example/restaurantManager/model/MainCourse.java

@@ -0,0 +1,29 @@
+package dev.example.restaurantManager.model;
+import jakarta.persistence.*;
+import lombok.AllArgsConstructor;
+import lombok.NoArgsConstructor;
+
+@NoArgsConstructor
+@AllArgsConstructor
+@Entity
+public class MainCourse extends MenuItem {
+    private String servingSize;
+
+    public MainCourse(String id, String name, String description, double price, String servingSize) {
+        super(id, name, description, price);
+        this.servingSize = servingSize;
+    }
+
+    public String getServingSize() {
+        return servingSize;
+    }
+
+    public void setServingSize(String servingSize) {
+        this.servingSize = servingSize;
+    }
+
+    public void printServingSize() {
+        System.out.println("Serving Size: " + servingSize);
+    }
+}
+

src/main/java/dev/example/restaurantManager/model/MenuItem.java

@@ -10,7 +10,8 @@
 @AllArgsConstructor
 @NoArgsConstructor
 @Entity
-public class MenuItem {
+@Inheritance(strategy = InheritanceType.TABLE_PER_CLASS)
+public abstract class MenuItem implements IMenuItem {
 
     @Id
     private String id;
@@ -27,4 +28,19 @@ public MenuItem(String id, String name, String description, double price) {
         this.description = description;
         this.price = price;
     }
+
+    @Override
+    public String getName() {
+        return this.name;
+    }
+
+    @Override
+    public double getPrice() {
+        return this.price;
+    }
+
+    @Override
+    public String getDescription() {
+        return this.description;
+    }
 }

src/main/java/dev/example/restaurantManager/repository/DessertRepository.java

@@ -0,0 +1,8 @@
+package dev.example.restaurantManager.repository;
+
+import dev.example.restaurantManager.model.Dessert;
+import dev.example.restaurantManager.model.MainCourse;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface DessertRepository extends JpaRepository<Dessert, String> {
+}

src/main/java/dev/example/restaurantManager/repository/MainCourseRepository.java

@@ -0,0 +1,7 @@
+package dev.example.restaurantManager.repository;
+
+import dev.example.restaurantManager.model.MainCourse;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface MainCourseRepository extends JpaRepository<MainCourse, String> {
+}

src/main/java/dev/example/restaurantManager/utilities/DataLoader.java

@@ -33,6 +33,10 @@ public class DataLoader {
     private ShippingOrderRepository shippingOrderRepository;
     @Autowired
     private TakeAwayOrderRepository takeAwayOrderRepository;
+    @Autowired
+    private MainCourseRepository mainCourseRepository;
+    @Autowired
+    private DessertRepository dessertRepository;
     private final Faker faker = new Faker(new Locale("en-US"));
 
     // master method orchestrating all other methods to
@@ -44,7 +48,8 @@ public void loadAllData() {
         // then create relationships between them
         createCustomers();
         createTables();
-        createMenuItems();
+        createMainCourse();
+        createDessert();
 
         // create and assign menu items
         createMenusAndAssignMenuItems();
@@ -94,20 +99,34 @@ private void createTables() {
         }
     }
 
-    // we are going to create 25 menu items
-    // and save them in the H2 local database
-    private void createMenuItems() {
-        for (int i = 0; i < 25; i++) {
-            MenuItem menuItem = new MenuItem(
+    private void createMainCourse() {
+        for (int i = 0; i < 10; i++) {
+            MenuItem menuItem;
+            menuItem = new MainCourse(
+                    UUID.randomUUID().toString(),
+                    faker.food().dish(),
+                    faker.food().ingredient() + " " + faker.food().ingredient(),
+                    faker.number().randomDouble(2, 5, 30),
+                    faker.options().option("Small", "Medium", "Large")
+            );
+            menuItemRepository.save(menuItem);
+        }
+    }
+    private void createDessert() {
+        for (int i = 0; i < 10; i++) {
+            MenuItem menuItem;
+            menuItem = new Dessert(
                     UUID.randomUUID().toString(),
                     faker.food().dish(),
-                    faker.food().ingredient() + " " + faker.food().ingredient() ,
-                    faker.number().randomDouble(2, 5, 30)
+                    faker.food().ingredient() + " " + faker.food().ingredient(),
+                    faker.number().randomDouble(2, 5, 30),
+                    faker.random().nextBoolean()
             );
             menuItemRepository.save(menuItem);
         }
     }
 
+
     // we are going to create 15 menus
     // and assign 5 to 10 menu items to each menu
     // to create a many-to-many relationship

src/main/resources/application-local.properties

@@ -2,9 +2,9 @@
 
 
 # H2 LOCAL DB SERVER
-spring.datasource.url=jdbc:h2:/home/albert/MyProjects/DataBase/restaurantManager/restaurantManagerDB
+spring.datasource.url=jdbc:h2:/home/emma/MyProjects/DataBase/restaurantManager/restaurantManagerDB
 #spring.datasource.url=jdbc:h2:/home/albert/MyProjects/DataBase/restaurantManager/restaurantManagerDBTest
-spring.datasource.username=albert
+spring.datasource.username=emma
 spring.datasource.password=1234
 
 # DDL OPTIONS: create-drop, create, update, none, validate

src/test/java/dev/example/restaurantManager/BookingTableManyToManyTest.java

@@ -2,6 +2,7 @@
 
 import dev.example.restaurantManager.model.Booking;
 import dev.example.restaurantManager.model.Customer;
+import dev.example.restaurantManager.model.MainCourse;
 import dev.example.restaurantManager.model.TableRestaurant;
 import dev.example.restaurantManager.repository.BookingRepository;
 import dev.example.restaurantManager.repository.CustomerRepository;
@@ -13,6 +14,7 @@
 import java.util.Date;
 import java.util.Optional;
 import static org.assertj.core.api.Assertions.*;
+import static org.junit.jupiter.api.Assertions.assertEquals;
 
 @DataJpaTest
 public class BookingTableManyToManyTest {
@@ -127,4 +129,5 @@ void createBooking() {
 
 
     }
+
 }

src/test/java/dev/example/restaurantManager/MenuItemTest.java

@@ -0,0 +1,77 @@
+package dev.example.restaurantManager;
+
+import dev.example.restaurantManager.model.Dessert;
+import dev.example.restaurantManager.model.MainCourse;
+import dev.example.restaurantManager.model.MenuItem;
+import dev.example.restaurantManager.repository.DessertRepository;
+import dev.example.restaurantManager.repository.MainCourseRepository;
+import org.junit.jupiter.api.Nested;
+import org.junit.jupiter.api.Test;
+import static org.junit.jupiter.api.Assertions.*;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.orm.jpa.DataJpaTest;
+import org.springframework.boot.test.context.SpringBootTest;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@DataJpaTest
+class MenuItemTest {
+
+    @Autowired
+    private DessertRepository dessertRepository;
+    @Autowired
+    private MainCourseRepository mainCourseRepository;
+
+    @Test
+    public void DessertRepositoryTest() {
+        Dessert dessert = new Dessert(
+                "D03",
+                "Apple Pie",
+                "Warm apple pie with cinnamon",
+                6.50,
+                true
+        );
+        dessertRepository.save(dessert);
+
+        Dessert found = dessertRepository.findById("D03").orElse(null);
+        assertNotNull(found);
+        assertEquals("Apple Pie", found.getName());
+        assertTrue(found.getToShare());
+    }
+
+    @Test
+    public void MainCourseRepositoryTest() {
+
+        MainCourse mainCourse = new MainCourse(
+                "MC03",
+                "Salmon",
+                "Grilled salmon with spices",
+                15.99,
+                "Large"
+        );
+        mainCourseRepository.save(mainCourse);
+
+        MainCourse found = mainCourseRepository.findById("MC03").orElse(null);
+        assertNotNull(found);
+        assertEquals("Salmon", found.getName());
+        assertEquals("Large", found.getServingSize());
+    }
+
+    @Test
+    void testPolymorphicBehavior() {
+        List<MenuItem> menuItems = new ArrayList<>();
+        menuItems.add(new MainCourse("MC02", "Pasta", "Pasta with tomato sauce", 10.50, "Medium"));
+        menuItems.add(new Dessert("D02", "Ice Cream", "Vanilla flavor", 5.99, false));
+
+        for (MenuItem item : menuItems) {
+            assertNotNull(item.getName());
+            assertTrue(item.getPrice() > 0);
+            assertTrue(item.getDescription().length() > 0);
+        }
+    }
+
+}
+
+