Merge pull request #3 from The-Champions-JV/db-create-car-entity

[model] create car entity

src/main/java/com/champions/carsharingservice/model/Car.java

@@ -0,0 +1,64 @@
+package com.champions.carsharingservice.model;
+
+import jakarta.persistence.CascadeType;
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.EnumType;
+import jakarta.persistence.Enumerated;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.OneToMany;
+import jakarta.persistence.Table;
+import java.math.BigDecimal;
+import java.util.HashSet;
+import java.util.Set;
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.Setter;
+import lombok.ToString;
+import org.hibernate.annotations.SQLDelete;
+import org.hibernate.annotations.Where;
+
+@Entity
+@Getter
+@Setter
+@EqualsAndHashCode(exclude = {"rentals"})
+@ToString(exclude = {"rentals"})
+@SQLDelete(sql = "UPDATE cars SET is_deleted = true WHERE id = ?")
+@Where(clause = "is_deleted=false")
+@Table(name = "cars")
+public class Car {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @Column(nullable = false)
+    private String model;
+
+    @Column(nullable = false)
+    private String brand;
+
+    @Enumerated(EnumType.STRING)
+    @Column(nullable = false, unique = true)
+    private CarType type;
+
+    @Column(nullable = false)
+    private Integer inventory;
+
+    @Column(nullable = false, name = "daily_fee")
+    private BigDecimal dailyFee;
+
+    @OneToMany(mappedBy = "car", orphanRemoval = true, cascade = CascadeType.REMOVE)
+    private Set<Rental> rentals = new HashSet<>();
+
+    @Column(nullable = false, name = "is_deleted")
+    private boolean isDeleted = false;
+
+    public enum CarType {
+        SEDAN,
+        SUV,
+        HATCHBACK,
+        UNIVERSAL
+    }
+}

src/main/java/com/champions/carsharingservice/model/Rental.java

@@ -0,0 +1,21 @@
+package com.champions.carsharingservice.model;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.FetchType;
+import jakarta.persistence.Id;
+import jakarta.persistence.JoinColumn;
+import jakarta.persistence.ManyToOne;
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+@Entity
+public class Rental {
+    @Id
+    private Long id;
+
+    @ManyToOne(fetch = FetchType.LAZY, optional = false)
+    @JoinColumn(name = "car_id", nullable = false)
+    private Car car;
+}