dto

src/main/java/com/webproglabs/lab1/lab34/dto/CategoryDto.java

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+package com.webproglabs.lab1.lab34.dto;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.webproglabs.lab1.lab34.model.Category;
+
+import javax.validation.constraints.NotNull;
+import java.util.List;
+
+public class CategoryDto {
+    private Long Id;
+    @NotNull
+    private String Name;
+    @NotNull
+    private List<ProductDto> Products;
+
+    public CategoryDto(Category Category) {
+        this.Id = Category.getId();
+        this.Name = Category.getName();
+        this.Products = Category.getProducts().stream().map(ProductDto::new).toList();
+    }
+
+    public CategoryDto(){}
+
+    @JsonProperty(access = JsonProperty.Access.READ_ONLY)
+    public Long getId() {
+        return Id;
+    }
+
+    public String getName() {
+        return Name;
+    }
+
+    public List<ProductDto> getProducts() {
+        return Products;
+    }
+}

src/main/java/com/webproglabs/lab1/lab34/dto/ProductDto.java

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+package com.webproglabs.lab1.lab34.dto;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.webproglabs.lab1.lab34.model.Product;
+
+import javax.validation.constraints.NotNull;
+
+public class ProductDto {
+    private Long Id;
+
+    @NotNull
+    private String Name;
+
+    @NotNull
+    private Double Cost;
+
+    public ProductDto(Product Product) {
+        this.Id = Product.getId();
+        this.Name = Product.getName();
+        this.Cost = Product.getCost();
+    }
+
+    @JsonProperty(access = JsonProperty.Access.READ_ONLY)
+    public Long getId() {
+        return Id;
+    }
+
+    public String getName() {
+        return Name;
+    }
+
+    public Double getCost() { return Cost; }
+}

src/main/java/com/webproglabs/lab1/lab34/dto/ShopDto.java

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+package com.webproglabs.lab1.lab34.dto;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.webproglabs.lab1.lab34.model.Shop;
+
+import javax.validation.constraints.NotNull;
+import java.util.List;
+
+public class ShopDto {
+    private Long Id;
+    @NotNull
+    private String Name;
+    @NotNull
+    private List<ProductDto> Products;
+
+    public ShopDto(Shop Shop) {
+        this.Id = Shop.getId();
+        this.Name = Shop.getName();
+        this.Products = Shop.getProducts().stream().map(ProductDto::new).toList();
+    }
+
+    public ShopDto() {}
+
+    @JsonProperty(access = JsonProperty.Access.READ_ONLY)
+    public Long getId() {
+        return Id;
+    }
+
+    public String getName() {
+        return Name;
+    }
+
+    public List<ProductDto> getProducts() {
+        return Products;
+    }
+}

src/main/java/com/webproglabs/lab1/lab34/dto/UserDto.java

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+package com.webproglabs.lab1.lab34.dto;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.webproglabs.lab1.lab34.model.User;
+import com.webproglabs.lab1.lab34.model.enums.UserRole;
+
+import javax.validation.constraints.NotNull;
+import java.util.List;
+
+public class UserDto {
+    private Long Id;
+
+    @NotNull
+    private String Login;
+
+    @NotNull
+    private String Password;
+
+    @NotNull
+    private List<ProductDto> Products;
+
+    @NotNull
+    private UserRole Role;
+
+    public UserDto(User User) {
+        this.Id = User.getId();
+        this.Login = User.getLogin();
+        this.Password = User.getPassword();
+        this.Role = User.getRole();
+        this.Products = User.getProducts().stream().map(ProductDto::new).toList();
+    }
+
+    @JsonProperty(access = JsonProperty.Access.READ_ONLY)
+    public Long getId() {
+        return Id;
+    }
+
+    public String getLogin() {
+        return Login;
+    }
+
+    public String getPassword() {
+        return Password;
+    }
+
+    public List<ProductDto> getProducts() {
+        return Products;
+    }
+    public UserRole getRole() {
+        return Role;
+    }
+}

src/main/java/com/webproglabs/lab1/lab34/dto/UserSignUpDto.java

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+package com.webproglabs.lab1.lab34.dto;
+
+import javax.validation.constraints.NotBlank;
+import javax.validation.constraints.Size;
+
+public class UserSignUpDto {
+    @NotBlank
+    @Size(min = 3, max = 64)
+    private String login;
+    @NotBlank
+    @Size(min = 6, max = 64)
+    private String password;
+    @NotBlank
+    @Size(min = 6, max = 64)
+    private String passwordConfirm;
+
+    public String getLogin() {
+        return login;
+    }
+
+    public void setLogin(String login) {
+        this.login = login;
+    }
+
+    public String getPassword() {
+        return password;
+    }
+
+    public void setPassword(String password) {
+        this.password = password;
+    }
+
+    public String getPasswordConfirm() {
+        return passwordConfirm;
+    }
+
+    public void setPasswordConfirm(String passwordConfirm) {
+        this.passwordConfirm = passwordConfirm;
+    }
+}