Pivo 106 hamm1ng

src/main/java/ttv/poltoraha/pivka/controller/AuthorController.java

@@ -2,6 +2,7 @@
 
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.*;
+import ttv.poltoraha.pivka.dao.dto.AuthorDto;
 import ttv.poltoraha.pivka.entity.Author;
 import ttv.poltoraha.pivka.entity.Book;
 import ttv.poltoraha.pivka.service.AuthorService;
@@ -17,8 +18,8 @@ public class AuthorController {
     private final AuthorService authorService;
 
     @PostMapping("/create")
-    public void createAuthor(@RequestBody Author author) {
-        authorService.create(author);
+    public void createAuthor(@RequestBody AuthorDto authorDto) {
+        authorService.create(authorDto);
     }
 
     @PostMapping("/delete")

src/main/java/ttv/poltoraha/pivka/dao/dto/AuthorDto.java

@@ -0,0 +1,15 @@
+package ttv.poltoraha.pivka.dao.dto;
+
+import lombok.Builder;
+import lombok.Data;
+import lombok.Getter;
+import lombok.Setter;
+
+@Data
+@Builder
+@Getter
+@Setter
+public class AuthorDto {
+    private String fullName;
+    private Double avgRating;
+}

src/main/java/ttv/poltoraha/pivka/entity/Author.java

@@ -1,15 +1,16 @@
 package ttv.poltoraha.pivka.entity;
 import jakarta.persistence.*;
-import lombok.Data;
-import lombok.EqualsAndHashCode;
-import lombok.ToString;
+import lombok.*;
 
 import java.util.List;
 
 // Энтити - это привязка класса к конкретной табличке в БД
-@Entity(name="author")
 @Data
+@Entity(name="author")
+@Builder
 @ToString
+@AllArgsConstructor
+@NoArgsConstructor
 public class Author {
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)

src/main/java/ttv/poltoraha/pivka/entity/Chapter.java

@@ -0,0 +1,17 @@
+package ttv.poltoraha.pivka.entity;
+
+import jakarta.persistence.*;
+
+@Entity
+@Table(name = "chapter")
+public class Chapter {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Integer id;
+    private String title;
+    private Integer pageNumber;
+
+    @ManyToOne
+    @JoinColumn(name = "book_id")
+    private Book book;
+}

src/main/java/ttv/poltoraha/pivka/exception/AuthorAlreadyExistsException.java

@@ -0,0 +1,7 @@
+package ttv.poltoraha.pivka.exception;
+
+public class AuthorAlreadyExistsException extends RuntimeException {
+    public AuthorAlreadyExistsException(String message) {
+        super(message);
+    }
+}

src/main/java/ttv/poltoraha/pivka/exception/AuthorNotFoundException.java

@@ -0,0 +1,7 @@
+package ttv.poltoraha.pivka.exception;
+
+public class AuthorNotFoundException extends RuntimeException {
+    public AuthorNotFoundException(String message) {
+        super(message);
+    }
+}