Add dataaccess layer

web_backend/pom.xml

@@ -9,6 +9,9 @@
     <checkstyle-plugin.version>3.3.1</checkstyle-plugin.version>
     <checkstyle.version>10.13.0</checkstyle.version>
     <compiler-plugin.version>3.12.1</compiler-plugin.version>
+    <jakarta.validation.version>3.0.2</jakarta.validation.version>
+    <jakarta.ws.rs.version>3.1.0</jakarta.ws.rs.version>
+    <lombok.version>1.18.32</lombok.version>
     <maven.compiler.release>21</maven.compiler.release>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
@@ -17,7 +20,6 @@
     <quarkus.platform.version>3.9.4</quarkus.platform.version>
     <skipITs>true</skipITs>
     <surefire-plugin.version>3.2.5</surefire-plugin.version>
-    <jakarta.ws.rs.version>3.1.0</jakarta.ws.rs.version>
   </properties>
   <dependencyManagement>
     <dependencies>
@@ -39,20 +41,47 @@
       <groupId>io.quarkus</groupId>
       <artifactId>quarkus-rest-client-jackson</artifactId>
     </dependency>
+    <dependency>
+      <groupId>io.quarkus</groupId>
+      <artifactId>quarkus-hibernate-orm-panache</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>io.quarkus</groupId>
+      <artifactId>quarkus-jdbc-postgresql</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>io.quarkus</groupId>
+      <artifactId>quarkus-jdbc-h2</artifactId>
+    </dependency>
     <dependency>
       <groupId>io.quarkus</groupId>
       <artifactId>quarkus-junit5</artifactId>
       <scope>test</scope>
     </dependency>
+    <dependency>
+      <groupId>io.quarkus</groupId>
+      <artifactId>quarkus-test-h2</artifactId>
+      <scope>test</scope>
+    </dependency>
     <dependency>
       <groupId>io.rest-assured</groupId>
       <artifactId>rest-assured</artifactId>
       <scope>test</scope>
     </dependency>
     <dependency>
-        <groupId>jakarta.ws.rs</groupId>
-        <artifactId>jakarta.ws.rs-api</artifactId>
-        <version>${jakarta.ws.rs.version}</version>
+      <groupId>jakarta.ws.rs</groupId>
+      <artifactId>jakarta.ws.rs-api</artifactId>
+      <version>${jakarta.ws.rs.version}</version>
+    </dependency>
+    <dependency>
+      <groupId>jakarta.validation</groupId>
+      <artifactId>jakarta.validation-api</artifactId>
+      <version>${jakarta.validation.version}</version>
+    </dependency>
+    <dependency>
+      <groupId>org.projectlombok</groupId>
+      <artifactId>lombok</artifactId>
+      <version>${lombok.version}</version>
     </dependency>
   </dependencies>
   <build>
@@ -134,6 +163,13 @@
         <groupId>org.jsonschema2pojo</groupId>
         <artifactId>jsonschema2pojo-maven-plugin</artifactId>
         <version>1.2.1</version>
+        <executions>
+          <execution>
+            <goals>
+              <goal>generate</goal>
+            </goals>
+          </execution>
+        </executions>
         <configuration>
           <sourceDirectory>src/main/resources/jsonschema/events</sourceDirectory>
           <targetPackage>haw.teamagochi.backend.leshanclient.sse</targetPackage>
@@ -145,13 +181,6 @@
           <includeGetters>false</includeGetters>
           <includeHashcodeAndEquals>false</includeHashcodeAndEquals>
         </configuration>
-        <executions>
-          <execution>
-            <goals>
-              <goal>generate</goal>
-            </goals>
-          </execution>
-        </executions>
       </plugin>
     </plugins>
   </build>

web_backend/src/main/java/haw/teamagochi/backend/device/dataaccess/model/DeviceEntity.java

@@ -0,0 +1,53 @@
+package haw.teamagochi.backend.device.dataaccess.model;
+import io.quarkus.hibernate.orm.panache.PanacheEntity;
+import jakarta.persistence.Embedded;
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.Id;
+import jakarta.validation.constraints.Size;
+import java.util.Objects;
+import lombok.Getter;
+import lombok.NonNull;
+import lombok.RequiredArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+@RequiredArgsConstructor
+@Entity
+public class DeviceEntity {
+
+  // oh nooo, I changed smt. Plz recompile
+
+  public DeviceEntity() {}
+
+  @Id
+  @GeneratedValue
+  private long id;
+
+  @NonNull
+  @Size(max = 255)
+  private String name;
+
+  @Embedded
+  @NonNull
+  private DeviceType deviceType;
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    DeviceEntity device = (DeviceEntity) o;
+    return id == device.id && name.equals(device.name) && deviceType == device.deviceType;
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(id, name, deviceType);
+  }
+}

web_backend/src/main/java/haw/teamagochi/backend/device/dataaccess/model/DeviceType.java

@@ -0,0 +1,11 @@
+package haw.teamagochi.backend.device.dataaccess.model;
+
+import jakarta.persistence.Embeddable;
+
+@Embeddable
+public enum DeviceType {
+  FROG;
+
+  DeviceType() {
+  }
+}

web_backend/src/main/java/haw/teamagochi/backend/device/dataaccess/repository/DeviceRepository.java

@@ -0,0 +1,9 @@
+package haw.teamagochi.backend.device.dataaccess.repository;
+
+import haw.teamagochi.backend.device.dataaccess.model.DeviceEntity;
+import io.quarkus.hibernate.orm.panache.PanacheRepository;
+import jakarta.enterprise.context.ApplicationScoped;
+
+@ApplicationScoped
+public class DeviceRepository implements PanacheRepository<DeviceEntity> {
+}

web_backend/src/main/java/haw/teamagochi/backend/device/logic/DeviceService.java

@@ -0,0 +1,30 @@
+package haw.teamagochi.backend.device.logic;
+
+
+import haw.teamagochi.backend.device.dataaccess.model.DeviceEntity;
+import haw.teamagochi.backend.device.dataaccess.model.DeviceType;
+
+public interface DeviceService {
+
+  /**
+   * Creates a device and saves it persistently in the database.
+   * Any future changes to the device object's attributes will be updated automatically in the database.
+   * @param name name of the device
+   * @param deviceType device type
+   * @return persisted device object
+   */
+  DeviceEntity createDevice(String name, DeviceType deviceType);
+
+  /**
+   * Returns whether device exists in the database.
+   * @param id id of the device
+   * @return whether device was found
+   */
+  boolean deviceExists(long id);
+
+  /**
+   * Deletes all devices from the database.
+   */
+  void deleteAll();
+
+}

web_backend/src/main/java/haw/teamagochi/backend/device/logic/DeviceServiceImpl.java

@@ -0,0 +1,33 @@
+package haw.teamagochi.backend.device.logic;
+
+import haw.teamagochi.backend.device.dataaccess.model.DeviceEntity;
+import haw.teamagochi.backend.device.dataaccess.model.DeviceType;
+import haw.teamagochi.backend.device.dataaccess.repository.DeviceRepository;
+import jakarta.enterprise.context.ApplicationScoped;
+import jakarta.inject.Inject;
+
+@ApplicationScoped
+public class DeviceServiceImpl implements DeviceService {
+
+  @Inject
+  DeviceRepository deviceRepository;
+
+  @Override
+  public DeviceEntity createDevice(String name, DeviceType deviceType) {
+    DeviceEntity device = new DeviceEntity(name, deviceType);
+    deviceRepository.persist(device);
+    return device;
+  }
+
+  @Override
+  public boolean deviceExists(long id) {
+    DeviceEntity device = deviceRepository.findById(id);
+    return device != null;
+  }
+
+  @Override
+  public void deleteAll() {
+    deviceRepository.deleteAll();
+  }
+
+}

web_backend/src/main/java/haw/teamagochi/backend/pet/dataaccess/model/PetEntity.java

@@ -0,0 +1,91 @@
+package haw.teamagochi.backend.pet.dataaccess.model;
+
+import haw.teamagochi.backend.device.dataaccess.model.DeviceEntity;
+import io.quarkus.hibernate.orm.panache.PanacheEntity;
+import jakarta.annotation.Nullable;
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.Id;
+import jakarta.persistence.ManyToOne;
+import jakarta.persistence.OneToOne;
+import jakarta.validation.constraints.Past;
+import jakarta.validation.constraints.Pattern;
+import jakarta.validation.constraints.PositiveOrZero;
+import jakarta.validation.constraints.Size;
+import java.sql.Date;
+import java.util.Objects;
+import lombok.Getter;
+import lombok.NonNull;
+import lombok.RequiredArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+@RequiredArgsConstructor
+@Entity
+public class PetEntity {
+
+  @Id
+  @GeneratedValue
+  private long id;
+
+  public PetEntity() {}
+
+
+  @NonNull
+  @Size(max = 255)
+  private String name;
+
+
+  /*
+  @NonNull
+  @Pattern(regexp = "^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$") // source: https://www.geeksforgeeks.org/how-to-validate-hexadecimal-color-code-using-regular-expression/
+  private String color;
+  */
+
+  private int happiness = 0;
+  private int wellbeing = 0;
+  private int health = 0;
+  private int hunger = 0;
+  private int cleanliness = 0;
+  private int fun = 0;
+
+  @PositiveOrZero
+  private int xp = 0;
+
+  @Nullable
+  @Past
+  private Date lastTimeOnDevice;
+
+
+  @ManyToOne
+  @NonNull
+  private PetTypeEntity petType;
+
+
+  @OneToOne
+  @Nullable
+  private DeviceEntity device;
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    PetEntity petEntity = (PetEntity) o;
+    return id == petEntity.id;
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(id);
+  }
+
+
+
+}
+

web_backend/src/main/java/haw/teamagochi/backend/pet/dataaccess/model/PetTypeEntity.java

@@ -0,0 +1,29 @@
+package haw.teamagochi.backend.pet.dataaccess.model;
+import io.quarkus.hibernate.orm.panache.PanacheEntity;
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.Id;
+import jakarta.validation.constraints.Size;
+import lombok.Getter;
+import lombok.NonNull;
+import lombok.RequiredArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+@RequiredArgsConstructor
+@Entity
+public class PetTypeEntity {
+
+  @Id
+  @GeneratedValue
+  private long id;
+
+  public PetTypeEntity() {}
+
+  @NonNull
+  @Size(max = 255)
+  private String name;
+
+
+}

web_backend/src/main/java/haw/teamagochi/backend/pet/dataaccess/repository/PetRepository.java

@@ -0,0 +1,10 @@
+package haw.teamagochi.backend.pet.dataaccess.repository;
+
+import haw.teamagochi.backend.pet.dataaccess.model.PetEntity;
+import io.quarkus.hibernate.orm.panache.PanacheRepository;
+import jakarta.enterprise.context.ApplicationScoped;
+
+@ApplicationScoped
+public class PetRepository implements PanacheRepository<PetEntity> {
+
+}

web_backend/src/main/java/haw/teamagochi/backend/pet/dataaccess/repository/PetTypeRepository.java

@@ -0,0 +1,11 @@
+package haw.teamagochi.backend.pet.dataaccess.repository;
+
+
+import haw.teamagochi.backend.pet.dataaccess.model.PetTypeEntity;
+import io.quarkus.hibernate.orm.panache.PanacheRepository;
+import jakarta.enterprise.context.ApplicationScoped;
+
+@ApplicationScoped
+public class PetTypeRepository implements PanacheRepository<PetTypeEntity> {
+
+}

web_backend/src/main/java/haw/teamagochi/backend/pet/logic/PetService.java

@@ -0,0 +1,15 @@
+package haw.teamagochi.backend.pet.logic;
+
+import haw.teamagochi.backend.pet.dataaccess.model.PetEntity;
+import haw.teamagochi.backend.pet.dataaccess.model.PetTypeEntity;
+
+public interface PetService {
+  /**
+   * Creates a pet and saves it persistently in the database.
+   * Any future changes to the pet object's attributes will be updated automatically in the database.
+   * @param name name for the pet
+   * @param petType pet type of the pet
+   * @return persisted pet object
+   */
+  PetEntity createPet(String name, PetTypeEntity petType);
+}