update repo

src/main/kotlin/com/chantha/jdbc/controller/CustomerController.kt

@@ -1,9 +1,12 @@
 package com.chantha.jdbc.controller
 
 import com.chantha.jdbc.jpa.model.Customer
+import com.chantha.jdbc.jpa.model.Order
 import com.chantha.jdbc.jpa.service.customer.CustomerService
-import org.apache.catalina.User
+import com.chantha.jdbc.jpa.view.ViewsInvoice
+import org.apache.tomcat.util.json.JSONParser
 import org.springframework.beans.factory.annotation.Autowired
+import org.springframework.http.ResponseEntity
 import org.springframework.web.bind.annotation.GetMapping
 import org.springframework.web.bind.annotation.RestController
 

src/main/kotlin/com/chantha/jdbc/controller/OrderController.kt

@@ -9,8 +9,5 @@ import org.springframework.web.bind.annotation.RestController
 @RestController
 class OrderController @Autowired constructor(private val orderService: OrderService) {
 
-    @GetMapping("/")
-    fun findAllOrder():List<Order>{
-        return orderService.findAll().toList()
-    }
+
 }

src/main/kotlin/com/chantha/jdbc/controller/ProductController.kt

@@ -0,0 +1,19 @@
+package com.chantha.jdbc.controller
+
+import com.chantha.jdbc.jpa.model.Product
+import com.chantha.jdbc.jpa.model.view.ProductWithOrderDetail
+import com.chantha.jdbc.jpa.repo.ProductRepo
+import com.chantha.jdbc.jpa.service.product.ProductService
+import org.springframework.beans.factory.annotation.Autowired
+import org.springframework.web.bind.annotation.GetMapping
+import org.springframework.web.bind.annotation.RestController
+
+@RestController
+public class ProductController @Autowired constructor(private val productService: ProductService) {
+
+    @GetMapping("/product")
+    fun product():List<ProductWithOrderDetail>{
+        return productService.fetchAllProducts()
+    }
+
+}

src/main/kotlin/com/chantha/jdbc/jpa/model/Customer.java

@@ -1,9 +1,6 @@
 package com.chantha.jdbc.jpa.model;
 
-import com.chantha.jdbc.jpa.view.Views;
-import com.chantha.jdbc.utils.CustomGenderSerializer;
 import com.fasterxml.jackson.annotation.*;
-import com.fasterxml.jackson.databind.annotation.JsonSerialize;
 
 import javax.persistence.*;
 import java.io.Serializable;
@@ -11,6 +8,8 @@ import java.util.List;
 
 @Entity
 @Table(name = "tbCustomer")
+@JsonPropertyOrder({"id","cusName","gender","orders"})
+@JsonIdentityInfo(generator = ObjectIdGenerators.PropertyGenerator.class, property = "id")
 public class Customer implements Serializable {
 
     @Id

src/main/kotlin/com/chantha/jdbc/jpa/model/Order.java

@@ -31,7 +31,7 @@ public class Order implements Serializable {
     @JoinColumn(name = "cusId",nullable = false,referencedColumnName = "id")
     private Customer customer;
 
-    @JsonManagedReference
+
     @OneToMany(mappedBy = "order")
     private List<OrderDetail> orderDetails;
 
@@ -68,7 +68,7 @@ public class Order implements Serializable {
         this.customer = customer;
     }
 
-    @JsonIgnore
+    @JsonManagedReference
     public List<OrderDetail> getOrderDetails() {
         return orderDetails;
     }

src/main/kotlin/com/chantha/jdbc/jpa/model/OrderDetail.java

@@ -3,11 +3,13 @@ package com.chantha.jdbc.jpa.model;
 import com.fasterxml.jackson.annotation.JsonBackReference;
 import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
 import com.fasterxml.jackson.annotation.JsonManagedReference;
+import com.fasterxml.jackson.annotation.JsonProperty;
 
 import javax.persistence.*;
+import java.io.Serializable;
 
 @Entity
-public class OrderDetail {
+public class OrderDetail implements Serializable {
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
     private Long orderDetailId;
@@ -16,7 +18,8 @@ public class OrderDetail {
 
     private double price;
 
-    @JsonManagedReference
+
+    @JsonBackReference
     @ManyToOne(fetch = FetchType.EAGER)
     @JoinColumn(name = "orderId",nullable = false)
     private Order order;

src/main/kotlin/com/chantha/jdbc/jpa/model/Product.java

@@ -1,13 +1,14 @@
 package com.chantha.jdbc.jpa.model;
 
-import com.fasterxml.jackson.annotation.JsonBackReference;
-import com.fasterxml.jackson.annotation.JsonManagedReference;
+import com.fasterxml.jackson.annotation.*;
 
 import javax.persistence.*;
+import java.io.Serializable;
 import java.util.List;
 
 @Entity
-public class Product {
+//@JsonIdentityInfo(generator = ObjectIdGenerators.PropertyGenerator.class, property = "productId")
+public class Product implements Serializable {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
@@ -59,7 +60,8 @@ public class Product {
         this.orderDetails=orderDetails;
     }
 
-    @JsonManagedReference
+//    @JsonManagedReference
+    @JsonProperty("orderDetails")
     @OneToMany(fetch = FetchType.EAGER,mappedBy = "product")
     private List<OrderDetail> orderDetails;
 }

src/main/kotlin/com/chantha/jdbc/jpa/model/view/OrderDetailView.java

@@ -0,0 +1,31 @@
+package com.chantha.jdbc.jpa.model.view;
+
+public class OrderDetailView {
+    public Long getOrderDetailId() {
+        return orderDetailId;
+    }
+
+    public void setOrderDetailId(Long orderDetailId) {
+        this.orderDetailId = orderDetailId;
+    }
+
+    public int getQty() {
+        return qty;
+    }
+
+    public void setQty(int qty) {
+        this.qty = qty;
+    }
+
+    public double getPrice() {
+        return price;
+    }
+
+    public void setPrice(double price) {
+        this.price = price;
+    }
+
+    private Long orderDetailId;
+    private int qty;
+    private double price;
+}

src/main/kotlin/com/chantha/jdbc/jpa/model/view/ProductWithOrderDetail.java

@@ -0,0 +1,35 @@
+package com.chantha.jdbc.jpa.model.view;
+
+import java.util.List;
+
+public class ProductWithOrderDetail {
+    private Long productId;
+
+    public Long getProductId() {
+        return productId;
+    }
+
+    public void setProductId(Long productId) {
+        this.productId = productId;
+    }
+
+    public String getProductName() {
+        return productName;
+    }
+
+    public void setProductName(String productName) {
+        this.productName = productName;
+    }
+
+    public List<OrderDetailView> getDetails() {
+        return details;
+    }
+
+    public void setDetails(List<OrderDetailView> details) {
+        this.details = details;
+    }
+
+    private String productName;
+    private List<OrderDetailView> details;
+}
+

src/main/kotlin/com/chantha/jdbc/jpa/repo/CustomerRepo.java

@@ -1,15 +1,20 @@
 package com.chantha.jdbc.jpa.repo;
 
 import com.chantha.jdbc.jpa.model.Customer;
-import com.chantha.jdbc.jpa.model.Order;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.CrudRepository;
 
 public interface CustomerRepo extends CrudRepository<Customer,Long> {
-    @Query(value = "SELECT * \n" +
-            "FROM tb_order o \n" +
-            "INNER JOIN tb_customer c\n" +
-            "ON (o.cus_id=c.id)",nativeQuery = true)
+    @Query(value = "SELECT *\n" +
+            " FROM tb_order o\n" +
+            " INNER JOIN order_detail od\n" +
+            " ON (o.order_id=od.order_id)\n" +
+            " INNER JOIN tb_customer c\n" +
+            " ON (o.cus_id=c.id)\n" +
+            " INNER JOIN product pro\n" +
+            " ON (pro.product_id=od.product_id)\n" +
+            "\n" +
+            "\t\t",nativeQuery = true)
     @Override
     Iterable<Customer> findAll();
 }

src/main/kotlin/com/chantha/jdbc/jpa/repo/OrderRepo.java

@@ -5,6 +5,8 @@ import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.CrudRepository;
 import org.springframework.stereotype.Repository;
 
+import java.util.List;
+
 @Repository
 public interface OrderRepo extends CrudRepository<Order,Long> {
     @Query(value = "SELECT * \n" +

src/main/kotlin/com/chantha/jdbc/jpa/repo/ProductRepo.kt

@@ -0,0 +1,13 @@
+package com.chantha.jdbc.jpa.repo
+
+import com.chantha.jdbc.jpa.model.Product
+import org.springframework.data.jpa.repository.Query
+import org.springframework.data.repository.CrudRepository
+import org.springframework.stereotype.Repository
+
+@Repository
+interface ProductRepo : CrudRepository<Product,Long>{
+    @Query("SELECT * FROM product INNER JOIN order_detail ON (product.product_id=order_detail.product_id)"
+            , nativeQuery = true)
+    override fun findAll(): MutableIterable<Product>
+}

src/main/kotlin/com/chantha/jdbc/jpa/service/order/OrderServiceImpl.java

@@ -3,6 +3,7 @@ package com.chantha.jdbc.jpa.service.order;
 import com.chantha.jdbc.jpa.model.Order;
 import org.springframework.stereotype.Service;
 
+import java.util.List;
 import java.util.Optional;
 @Service
 public class OrderServiceImpl  implements OrderService{

src/main/kotlin/com/chantha/jdbc/jpa/service/product/ProductService.kt

@@ -0,0 +1,9 @@
+package com.chantha.jdbc.jpa.service.product
+
+import com.chantha.jdbc.jpa.model.view.ProductWithOrderDetail
+import org.springframework.stereotype.Service
+
+@Service
+interface ProductService {
+    fun fetchAllProducts(): List<ProductWithOrderDetail>
+}

src/main/kotlin/com/chantha/jdbc/jpa/service/product/ProductServiceImpl.kt

@@ -0,0 +1,34 @@
+package com.chantha.jdbc.jpa.service.product
+
+import com.chantha.jdbc.jpa.model.OrderDetail
+import com.chantha.jdbc.jpa.model.Product
+import com.chantha.jdbc.jpa.model.view.OrderDetailView
+import com.chantha.jdbc.jpa.model.view.ProductWithOrderDetail
+import com.chantha.jdbc.jpa.repo.ProductRepo
+import org.springframework.beans.factory.annotation.Autowired
+import org.springframework.stereotype.Service
+import java.util.*
+
+@Service
+class ProductServiceImpl @Autowired constructor(private val productRepo: ProductRepo) : ProductService {
+
+    override fun fetchAllProducts(): List<ProductWithOrderDetail> {
+        return productRepo.findAll().map { toView(it) }
+    }
+
+    private fun toView(data: Product): ProductWithOrderDetail {
+        val view = ProductWithOrderDetail()
+        view.productId = data.productId
+        view.productName = data.productName
+        view.details = data.orderDetails.map { toOrderDetailView(it) }
+        return view
+    }
+
+    private fun toOrderDetailView(data: OrderDetail): OrderDetailView {
+        val view = OrderDetailView()
+        view.orderDetailId = data.orderDetailId
+        view.price = data.price
+        view.qty = data.qty
+        return view
+    }
+}

src/main/kotlin/com/chantha/jdbc/jpa/view/Entity.kt

@@ -0,0 +1,18 @@
+package com.chantha.jdbc.jpa.view
+
+import com.chantha.jdbc.jpa.model.Customer
+import com.chantha.jdbc.jpa.model.Gender
+
+fun ViewsInvoice.toView():Customer{
+    return  this.toView2()
+}
+
+fun ViewsInvoice.toView2(): Customer{
+    val data=Customer()
+    data.id=this.id
+    data.cusName=this.cusName
+    data.gender=this.gender
+    data.orders=this.order
+    return data
+}
+

src/main/kotlin/com/chantha/jdbc/jpa/view/Views.java

@@ -1,78 +0,0 @@
-package com.chantha.jdbc.jpa.view;
-
-import com.chantha.jdbc.jpa.model.Gender;
-
-import java.util.Date;
-
-public class Views {
-    public static class Public{
-        private Long Id;
-        private String cusName;
-        private Gender gender;
-        private int orderId;
-        private double amount;
-        private Date orderDate;
-
-        public Long getId() {
-            return Id;
-        }
-
-        public void setId(Long id) {
-            Id = id;
-        }
-
-        public String getCusName() {
-            return cusName;
-        }
-
-        public void setCusName(String cusName) {
-            this.cusName = cusName;
-        }
-
-        public Gender getGender() {
-            return gender;
-        }
-
-        public void setGender(Gender gender) {
-            this.gender = gender;
-        }
-
-        public int getOrderId() {
-            return orderId;
-        }
-
-        public void setOrderId(int orderId) {
-            this.orderId = orderId;
-        }
-
-        public double getAmount() {
-            return amount;
-        }
-
-        public void setAmount(double amount) {
-            this.amount = amount;
-        }
-
-        public Date getOrderDate() {
-            return orderDate;
-        }
-
-        public void setOrderDate(Date orderDate) {
-            this.orderDate = orderDate;
-        }
-
-        public Public() {
-        }
-
-        public Public(Long id, String cusName, Gender gender, int orderId, double amount, Date orderDate) {
-            Id = id;
-            this.cusName = cusName;
-            this.gender = gender;
-            this.orderId = orderId;
-            this.amount = amount;
-            this.orderDate = orderDate;
-        }
-
-    }
-
-}

src/main/kotlin/com/chantha/jdbc/jpa/view/ViewsInvoice.kt

@@ -0,0 +1,24 @@
+package com.chantha.jdbc.jpa.view
+
+import com.chantha.jdbc.jpa.model.Gender
+import com.chantha.jdbc.jpa.model.Order
+import com.fasterxml.jackson.annotation.JsonProperty
+import java.util.*
+
+class ViewsInvoice {
+
+    var id: Long? = 0
+
+    var cusName: String? = null
+
+    var gender: Gender? = Gender.OTHER
+
+    var orderId: Int? = 0
+
+    var orderDate: Date? = Calendar.getInstance().time
+
+    var amount: Double? = 0.0
+
+    var order: List<Order> ? = listOf()
+
+}

src/main/kotlin/com/chantha/jdbc/utils/constants/Constants.kt

@@ -0,0 +1,2 @@
+package com.chantha.jdbc.utils.constants
+