src/main/java/ru/ulstu/is/sbapp/HardwareShop/controller/ProductController.java

@@ -1,37 +0,0 @@
-package ru.ulstu.is.sbapp.HardwareShop.controller;
-
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.web.bind.annotation.*;
-import org.springframework.web.multipart.MultipartFile;
-import ru.ulstu.is.sbapp.HardwareShop.models.Product;
-import ru.ulstu.is.sbapp.HardwareShop.services.ProductService;
-
-import java.util.Base64;
-
-@RestController
-@RequestMapping("/product")
-public class ProductController {
-
-    @Autowired
-    private final ProductService productService;
-
-    public ProductController(ProductService productService) {
-        this.productService = productService;
-    }
-
-    @GetMapping("/test")
-    public String test() {
-        return "Test";
-    }
-
-    @PostMapping("/uploadImage")
-    public Product createProduct(@RequestParam Integer price, @RequestParam MultipartFile file) {
-        try {
-            byte[] byteImage = file.getBytes();
-            return productService.addProduct(price, byteImage);
-        }
-        catch (Exception e) {
-            return null;
-        }
-    }
-}

src/main/java/ru/ulstu/is/sbapp/HardwareShop/models/Product.java

@@ -1,5 +1,8 @@
 package ru.ulstu.is.sbapp.HardwareShop.models;
 
+import org.hibernate.annotations.LazyCollection;
+import org.hibernate.annotations.LazyCollectionOption;
+
 import java.util.List;
 import java.util.Objects;
 import javax.persistence.*;
@@ -11,23 +14,25 @@ public class Product {
     @GeneratedValue(strategy = GenerationType.AUTO)
     private Long id;
 
-    @ManyToOne(fetch = FetchType.LAZY)
+    @ManyToOne
+    @LazyCollection(LazyCollectionOption.FALSE)
     @JoinColumn(name = "category_id")
     private Category category;
 
 
-    @ManyToMany
+    @ManyToMany(fetch = FetchType.EAGER)
     @JoinTable(name = "products_manufacturers",
             joinColumns = @JoinColumn(name = "product_fk"),
             inverseJoinColumns = @JoinColumn(name = "manufacturer_fk"))
     private List<Manufacturer> manufacturerList;
 
+    @Lob
+    @Column(name = "photo", columnDefinition="BLOB")
+    private byte[] photo;
+
     @Column
     private Integer price;
 
-    @Lob
-    private byte[] photo;
-
     public Product() {
 
     }
@@ -44,10 +49,10 @@ public class Product {
 
     public byte[] getPhoto() { return photo; }
 
-    public void setPrice(Integer price) { this.price = price; }
-
     public void setPhoto(byte[] photo) { this.photo = photo; }
 
+    public void setPrice(Integer price) { this.price = price; }
+
     public List<Manufacturer> getManufacturerList() { return manufacturerList; }
 
     public Category getCategory() { return category; }

src/main/java/ru/ulstu/is/sbapp/HardwareShop/services/ProductService.java

@@ -1,15 +1,26 @@
 package ru.ulstu.is.sbapp.HardwareShop.services;
 
+import org.apache.commons.io.IOCase;
+import org.apache.commons.io.IOUtils;
 import org.springframework.stereotype.Service;
 import org.springframework.util.StringUtils;
-import org.springframework.web.multipart.MultipartFile;
+import ru.ulstu.is.sbapp.HardwareShop.models.Category;
 import ru.ulstu.is.sbapp.HardwareShop.models.Manufacturer;
 import ru.ulstu.is.sbapp.HardwareShop.models.Product;
 
+import javax.imageio.ImageIO;
 import javax.persistence.EntityManager;
 import javax.persistence.EntityNotFoundException;
 import javax.persistence.PersistenceContext;
+import javax.persistence.Temporal;
+
 import org.springframework.transaction.annotation.Transactional;
+
+import java.awt.image.BufferedImage;
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.InputStream;
 import java.util.List;
 
 @Service
@@ -17,12 +28,25 @@ public class ProductService {
     @PersistenceContext
     private EntityManager em;
 
+    private byte[] PhotoToByte(String path) {
+        try {
+            BufferedImage bImage = ImageIO.read(new File(path));
+            ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
+            ImageIO.write(bImage, "png", byteArrayOutputStream );
+            byte [] data = byteArrayOutputStream.toByteArray();
+            return data;
+        }
+        catch (Exception e) {
+            return null;
+        }
+    }
+
     @Transactional
-    public Product addProduct(Integer price, byte[] image) {
+    public Product addProduct(Integer price, String path) {
         if (price == 0) {
             throw new IllegalArgumentException("Product price equal 0");
         }
-        final Product product = new Product(price, image);
+        final Product product = new Product(price, PhotoToByte(path));
         em.persist(product);
         return product;
     }
@@ -64,6 +88,16 @@ public class ProductService {
         em.createQuery("delete from Product").executeUpdate();
     }
 
+    @Transactional
+    public void addCategoryToProduct(Long id, Category category) {
+        final Product product = findProduct(id);
+        if (product == null) {
+            throw new IllegalArgumentException("Product with id " + id + " not found");
+        }
+        product.addCategory(category);
+        em.merge(product);
+    }
+
     @Transactional
     public void addManufacturersToProduct(Long id, Manufacturer manufacturer) {
         final Product product = findProduct(id);

src/test/java/ru/ulstu/is/sbapp/JpaProductTests.java

@@ -1,26 +1,21 @@
 package ru.ulstu.is.sbapp;
 
+import org.apache.commons.io.IOUtils;
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.boot.test.context.FilteredClassLoader;
 import org.springframework.boot.test.context.SpringBootTest;
-import org.springframework.mock.web.MockMultipartFile;
-import org.springframework.web.multipart.MultipartFile;
 import ru.ulstu.is.sbapp.HardwareShop.models.Category;
+import ru.ulstu.is.sbapp.HardwareShop.models.Manufacturer;
+import ru.ulstu.is.sbapp.HardwareShop.services.ManufacturerService;
 import ru.ulstu.is.sbapp.HardwareShop.services.CategoryService;
 import ru.ulstu.is.sbapp.HardwareShop.models.Product;
 import ru.ulstu.is.sbapp.HardwareShop.services.ProductService;
 
 import javax.persistence.EntityNotFoundException;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.IOException;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.util.Base64;
+import java.io.InputStream;
 import java.util.List;
 
 @SpringBootTest
@@ -33,34 +28,32 @@ public class JpaProductTests {
     @Autowired
     private CategoryService categoryService;
 
-    private MultipartFile ConvertFile() throws IOException {
-        File file = new File("C:\\Users\\aleyc\\IdeaProjects\\IP_Aleikin_PIbd-22\\src\\test\\java\\ru\\ulstu\\is\\sbapp\\cart.png");
-        String name = "file";
-        String originalFileName = file.getName();
-        String contentType = "image/jpeg";
-        byte[] content = new byte[(int) file.length()];
-        FileInputStream inputStream = new FileInputStream(file);
-        inputStream.read(content);
-        MultipartFile multipartFile = new MockMultipartFile(name, originalFileName, contentType, content);
-        return multipartFile;
+    @Autowired
+    private ManufacturerService manufacturerService;
+
+    String path = "C:\\Users\\user\\Desktop\\IP_Aleikin_PIbd-22(ver 2)\\IP_Aleikin_PIbd-22\\src\\test\\java\\ru\\ulstu\\is\\sbapp\\photo.png";
+
+    @Test
+    void testProductCreate() {
+        productService.deleteAllProducts();
+        final Product product = productService.addProduct(15000, path);
+        log.info(product.toString());
+        Assertions.assertNotNull(product.getId());
     }
 
     @Test
-    void testProductCreate() throws Exception {
-        MultipartFile localFile = ConvertFile();
-        String strImage;
-        strImage = ("data:" + localFile.getContentType() + ";base64," + Base64.getEncoder().encodeToString(localFile.getBytes()));
+    void testProductHasPhoto()  {
         productService.deleteAllProducts();
-        final Product product = productService.addProduct(15000, strImage.getBytes());
+        Product product = productService.addProduct(15000, path);
         log.info(product.toString());
-        Assertions.assertNotNull(product.getId());
-        Assertions.assertNotNull(product.getPhoto());
+        product = productService.findProduct(product.getId());
+        Assertions.assertNotEquals(product.getPhoto().length, 0);
     }
 
-    /*@Test
+    @Test
     void testProductRead() {
         productService.deleteAllProducts();
-        final Product product = productService.addProduct(15000);
+        final Product product = productService.addProduct(15000, path);
         log.info(product.toString());
         final Product findProduct = productService.findProduct(product.getId());
         log.info(findProduct.toString());
@@ -76,8 +69,8 @@ public class JpaProductTests {
     @Test
     void testProductReadAll() {
         productService.deleteAllProducts();
-        productService.addProduct(15000);
-        productService.addProduct(20000);
+        productService.addProduct(15000, path);
+        productService.addProduct(20000, path);
         final List<Product> productList = productService.findAllProducts();
         log.info(productList.toString());
         Assertions.assertEquals(productList.size(), 2);
@@ -94,22 +87,53 @@ public class JpaProductTests {
     @Test
     void testProductUpdate() {
         productService.deleteAllProducts();
-        final Product product = productService.addProduct(15000);
+        Product product = productService.addProduct(15000, path);
         log.info(product.toString());
         productService.updateProduct(product.getId(), 20000);
+        product = productService.findProduct(product.getId());
         log.info(product.toString());
         Assertions.assertEquals(product.getPrice(), 20000);
     }
 
-    @Test
+    /*@Test
     void testProductAddCategory() {
-        productService.deleteAllProducts();
-        final Product product = productService.addProduct(15000);
-        final Category category = categoryService.addCategory("Электроника");
-        product.addCategory(category);
+        Product product = productService.addProduct(15000);
+        Category category = categoryService.addCategory("Электроника");
+        productService.addCategoryToProduct(product.getId(), category);
+        product = productService.findProduct(product.getId());
+        category = categoryService.findCategory(category.getId());
         log.info(product.toString() + product.getCategory().getName());
+        log.info(category.getProductList().toString());
         Assertions.assertEquals(product.getCategory().getName(), "Электроника");
         productService.deleteAllProducts();
         categoryService.deleteAllCategories();
     }*/
+
+    @Test
+    void testProductAddManufacturer() {
+        productService.deleteAllProducts();
+        Product product = productService.addProduct(15000, path);
+        Manufacturer manufacturer = manufacturerService.addManufacturer("Sony", "ул.Камышинская 107");
+        productService.addManufacturersToProduct(product.getId(), manufacturer);
+        product = productService.findProduct(product.getId());
+        log.info(product.toString() + product.getManufacturerList());
+        manufacturer = manufacturerService.findManufacturer(manufacturer.getId());
+        log.info(manufacturer.getProductList().toString());
+        Assertions.assertEquals(product.getManufacturerList().size(), 1);
+        manufacturerService.deleteAllManufacturers();
+    }
+
+    @Test
+    void testProductRemoveManufacturer() {
+        productService.deleteAllProducts();
+        Product product = productService.addProduct(15000, path);
+        final Manufacturer manufacturer = manufacturerService.addManufacturer("Sony", "ул.Камышинская 107");
+        productService.addManufacturersToProduct(product.getId(), manufacturer);
+        product = productService.findProduct(product.getId());
+        log.info(product.toString() + product.getManufacturerList());
+        productService.removeManufacturersToProduct(product.getId(), manufacturer);
+        product = productService.findProduct(product.getId());
+        Assertions.assertEquals(product.getManufacturerList().size(), 0);
+        manufacturerService.deleteAllManufacturers();
+    }
 }