SIS-22: Updated ER Diagram.

Documentation/Diagrams/Entity Relationship Diagram.md

@@ -0,0 +1,36 @@
+```mermaid
+erDiagram
+    Customer {
+        long id PK
+        string first_name
+        string last_name
+        string country
+        string address
+        int postal_code
+        int mobile_number
+        string email
+        int review_id FK
+    }
+
+    Review {
+        long id PK
+        string category
+        string review_content
+        int rating
+        int customer_id FK
+        int product_id FK
+    }
+
+    Product {
+        long id PK
+        string category
+        string name
+        string description
+        double price
+        int stock_quantity
+        int review_id FK
+    }
+
+    Customer ||--O{ Review : "Has"
+    Product ||--O{ Review : "Has"
+```

src/main/java/sg/com/smartinventory/DataLoader.java

@@ -4,62 +4,69 @@
 import org.springframework.stereotype.Component;
 
 import jakarta.annotation.PostConstruct;
-import sg.com.smartinventory.entity.Customer;
-import sg.com.smartinventory.entity.Product;
-import sg.com.smartinventory.entity.Review;
-import sg.com.smartinventory.repository.CustomerRepository;
-import sg.com.smartinventory.repository.ProductRepository;
-import sg.com.smartinventory.repository.ReviewRepository;
+import sg.com.smartinventory.entities.Customer;
+import sg.com.smartinventory.entities.Product;
+import sg.com.smartinventory.entities.Review;
+import sg.com.smartinventory.repositories.CustomerRepository;
+import sg.com.smartinventory.repositories.ProductRepository;
+import sg.com.smartinventory.repositories.ReviewRepository;
 
 @Component
 public class DataLoader {
-  // Inject all repositories.
-  private CustomerRepository customerRepository;
-  private ProductRepository productRepository;
-  private ReviewRepository reviewRepository;
+    // Inject all repositories.
+    private CustomerRepository customerRepository;
+    private ProductRepository productRepository;
+    private ReviewRepository reviewRepository;
 
-  // @Autowired
-  public DataLoader(CustomerRepository customerRepository, ProductRepository productRepository,
-      ReviewRepository reviewRepository) {
-    this.customerRepository = customerRepository;
-    this.productRepository = productRepository;
-    this.reviewRepository = reviewRepository;
-  }
+    // @Autowired
+    public DataLoader(CustomerRepository customerRepository, ProductRepository productRepository,
+            ReviewRepository reviewRepository) {
+        this.customerRepository = customerRepository;
+        this.productRepository = productRepository;
+        this.reviewRepository = reviewRepository;
+    }
 
-  @PostConstruct
-  public void loadData() {
-    // Clear all data.
-    customerRepository.deleteAll();
-    productRepository.deleteAll();
-    reviewRepository.deleteAll();
+    @PostConstruct
+    public void loadData() {
+        // Clear all data.
+        customerRepository.deleteAll();
+        productRepository.deleteAll();
+        reviewRepository.deleteAll();
 
-    // Create fake data.
-    customerRepository
-        .save(new Customer("John", "Doe", "USA", "123 Main St", 123456, 12345678, "[email protected]", 101));
-    customerRepository.save(
-        new Customer("Alice", "Smith", "Canada", "456 Maple Ave", 543210, 98765432, "[email protected]", 102));
-    customerRepository.save(
-        new Customer("Michael", "Johnson", "UK", "789 Oak Rd", 567890, 98761234, "[email protected]", 103));
-    customerRepository.save(
-        new Customer("Emily", "Brown", "Australia", "321 Elm St", 135790, 45678912, "[email protected]", 104));
-    customerRepository.save(
-        new Customer("David", "Wilson", "Germany", "654 Pine Rd", 987655, 36985214, "[email protected]", 105));
+        // Create fake data.
+        customerRepository
+                .save(new Customer("John", "Doe", "USA", "123 Main St", 123456, 12345678, "[email protected]", 101));
+        customerRepository.save(
+                new Customer("Alice", "Smith", "Canada", "456 Maple Ave", 543210, 98765432, "[email protected]",
+                        102));
+        customerRepository.save(
+                new Customer("Michael", "Johnson", "UK", "789 Oak Rd", 567890, 98761234, "[email protected]",
+                        103));
+        customerRepository.save(
+                new Customer("Emily", "Brown", "Australia", "321 Elm St", 135790, 45678912, "[email protected]",
+                        104));
+        customerRepository.save(
+                new Customer("David", "Wilson", "Germany", "654 Pine Rd", 987655, 36985214, "[email protected]",
+                        105));
 
-    productRepository.save(
-        new Product("Electronics", "Smartphone", "High-end smartphone with advanced features", 999.99, 100, "101"));
-    productRepository.save(
-        new Product("Clothing", "Men's T-Shirt", "Comfortable cotton t-shirt for everyday wear", 29.99, 500, "102"));
-    productRepository.save(new Product("Home & Kitchen", "Coffee Maker",
-        "Automatic coffee maker with programmable settings", 49.99, 50, "103"));
-    productRepository
-        .save(new Product("Beauty", "Perfume", "Elegant fragrance with floral and citrus notes", 79.99, 200, "104"));
-    productRepository.save(new Product("Books", "Science Fiction Novel",
-        "Bestselling sci-fi novel set in a dystopian future", 14.99, 300, "105"));
+        productRepository.save(
+                new Product("Electronics", "Smartphone", "High-end smartphone with advanced features", 999.99, 100,
+                        101));
+        productRepository.save(
+                new Product("Clothing", "Men's T-Shirt", "Comfortable cotton t-shirt for everyday wear", 29.99, 500,
+                        102));
+        productRepository.save(new Product("Home & Kitchen", "Coffee Maker",
+                "Automatic coffee maker with programmable settings", 49.99, 50, 103));
+        productRepository
+                .save(new Product("Beauty", "Perfume", "Elegant fragrance with floral and citrus notes", 79.99, 200,
+                        104));
+        productRepository.save(new Product("Books", "Science Fiction Novel",
+                "Bestselling sci-fi novel set in a dystopian future", 14.99, 300, 105));
 
-    reviewRepository.save(new Review("Electronics", "Great smartphone with excellent features.", 5, 101, 201));
-    reviewRepository.save(new Review("Clothing", "Very comfortable t-shirt, fits perfectly.", 4, 102, 202));
-    reviewRepository.save(new Review("Home & Kitchen", "Makes delicious coffee, easy to use.", 4, 103, 203));
-    reviewRepository.save(new Review("Beauty", "Lovely fragrance, long-lasting.", 5, 104, 204));
-    reviewRepository.save(new Review("Books", "Intriguing plot, couldn't put it down.", 5, 105, 205));
-  }
+        reviewRepository.save(new Review("Electronics", "Great smartphone with excellent features.", 5, 101, 201));
+        reviewRepository.save(new Review("Clothing", "Very comfortable t-shirt, fits perfectly.", 4, 102, 202));
+        reviewRepository.save(new Review("Home & Kitchen", "Makes delicious coffee, easy to use.", 4, 103, 203));
+        reviewRepository.save(new Review("Beauty", "Lovely fragrance, long-lasting.", 5, 104, 204));
+        reviewRepository.save(new Review("Books", "Intriguing plot, couldn't put it down.", 5, 105, 205));
+    }
 }

src/main/java/sg/com/smartinventory/controllers/CustomerController.java

@@ -8,7 +8,7 @@
 import org.springframework.web.bind.annotation.RestController;
 
 import jakarta.validation.Valid;
-import sg.com.smartinventory.entity.Customer;
+import sg.com.smartinventory.entities.Customer;
 import sg.com.smartinventory.services.CustomerService;
 
 @RestController

src/main/java/sg/com/smartinventory/entity/Customer.java → src/main/java/sg/com/smartinventory/entities/Customer.java

@@ -1,4 +1,4 @@
-package sg.com.smartinventory.entity;
+package sg.com.smartinventory.entities;
 
 import jakarta.persistence.Column;
 import jakarta.persistence.Entity;

src/main/java/sg/com/smartinventory/entity/Product.java → src/main/java/sg/com/smartinventory/entities/Product.java

@@ -1,4 +1,4 @@
-package sg.com.smartinventory.entity;
+package sg.com.smartinventory.entities;
 
 import jakarta.persistence.Column;
 import jakarta.persistence.Entity;
@@ -39,13 +39,13 @@ public class Product {
   private int stockQuantity;
 
   @Column(name = "review_id")
-  private String reviewId; // FK.
+  private int reviewId; // FK.
 
   public Product() {
   }
 
   // Define Constructor for DataLoader.
-  public Product(String category, String name, String description, double price, int stockQuantity, String reviewId) {
+  public Product(String category, String name, String description, double price, int stockQuantity, int reviewId) {
     this();
 
     this.category = category;

src/main/java/sg/com/smartinventory/entity/Review.java → src/main/java/sg/com/smartinventory/entities/Review.java

@@ -1,4 +1,4 @@
-package sg.com.smartinventory.entity;
+package sg.com.smartinventory.entities;
 
 import jakarta.persistence.Column;
 import jakarta.persistence.Entity;

src/main/java/sg/com/smartinventory/repository/CustomerRepository.java → src/main/java/sg/com/smartinventory/repositories/CustomerRepository.java

@@ -1,8 +1,8 @@
-package sg.com.smartinventory.repository;
+package sg.com.smartinventory.repositories;
 
 import org.springframework.data.jpa.repository.JpaRepository;
 
-import sg.com.smartinventory.entity.Customer;
+import sg.com.smartinventory.entities.Customer;
 
 //CustomerRepository simply extends JpaRepository, giving us a lot of default methods to access db without the hardwork  
 public interface CustomerRepository extends JpaRepository<Customer, Long> {

src/main/java/sg/com/smartinventory/repository/ProductRepository.java → src/main/java/sg/com/smartinventory/repositories/ProductRepository.java

@@ -1,8 +1,8 @@
-package sg.com.smartinventory.repository;
+package sg.com.smartinventory.repositories;
 
 import org.springframework.data.jpa.repository.JpaRepository;
 
-import sg.com.smartinventory.entity.Product;
+import sg.com.smartinventory.entities.Product;
 
 public interface ProductRepository extends JpaRepository<Product, Long> {
 

src/main/java/sg/com/smartinventory/repository/ReviewRepository.java → src/main/java/sg/com/smartinventory/repositories/ReviewRepository.java

@@ -1,8 +1,8 @@
-package sg.com.smartinventory.repository;
+package sg.com.smartinventory.repositories;
 
 import org.springframework.data.jpa.repository.JpaRepository;
 
-import sg.com.smartinventory.entity.Review;
+import sg.com.smartinventory.entities.Review;
 
 public interface ReviewRepository extends JpaRepository<Review, Long> {
 

src/main/java/sg/com/smartinventory/serviceImpls/CustomerServiceImpl.java

@@ -2,8 +2,8 @@
 
 import org.springframework.stereotype.Service;
 
-import sg.com.smartinventory.entity.Customer;
-import sg.com.smartinventory.repository.CustomerRepository;
+import sg.com.smartinventory.entities.Customer;
+import sg.com.smartinventory.repositories.CustomerRepository;
 import sg.com.smartinventory.services.CustomerService;
 
 @Service

src/main/java/sg/com/smartinventory/services/CustomerService.java

@@ -1,6 +1,6 @@
 package sg.com.smartinventory.services;
 
-import sg.com.smartinventory.entity.Customer;
+import sg.com.smartinventory.entities.Customer;
 
 public interface CustomerService {
     Customer createCustomer(Customer customer);

src/test/java/sg/com/smartinventory/CustomerControllerTest.java

@@ -14,35 +14,38 @@
 
 import com.fasterxml.jackson.databind.ObjectMapper;
 
-import sg.com.smartinventory.entity.Customer;
+import sg.com.smartinventory.entities.Customer;
 
 @SpringBootTest
 @AutoConfigureMockMvc
 public class CustomerControllerTest {
-    @Autowired
-    private MockMvc mockMvc;
-
-    @Autowired
-    private ObjectMapper objectMapper;
-
-    @DisplayName("Create customer")
-    @Test
-    public void createCustomerTest() throws Exception {
-        // Step 1: Create a Customer object
-        Customer newCustomer = Customer.builder().firstName("Jackie").lastName("Chan").country("Hong Kong")
-                .address("123 HK St")
-                .postalCode(654321).mobileNumber(87654321).email("[email protected]").reviewId(110).build();
-
-        // Step 2: Convert the Java object to JSON using ObjectMapper.
-        String newCustomerAsJSON = objectMapper.writeValueAsString(newCustomer);
-
-        // Step 3: Build the request.
-        RequestBuilder request = MockMvcRequestBuilders.post("/customers").contentType(MediaType.APPLICATION_JSON)
-                .content(newCustomerAsJSON);
-
-        // Step 4: Perform the request and get the response and assert.
-        mockMvc.perform(request).andExpect(status().isCreated())
-                .andExpect(content().contentType(MediaType.APPLICATION_JSON))
-                .andExpect(jsonPath("$.firstName").value("Jackie")).andExpect(jsonPath("$.lastName").value("Chan"));
-    }
+        @Autowired
+        private MockMvc mockMvc;
+
+        @Autowired
+        private ObjectMapper objectMapper;
+
+        @DisplayName("Create customer")
+        @Test
+        public void createCustomerTest() throws Exception {
+                // Step 1: Create a Customer object
+                Customer newCustomer = Customer.builder().firstName("Jackie").lastName("Chan").country("Hong Kong")
+                                .address("123 HK St")
+                                .postalCode(654321).mobileNumber(87654321).email("[email protected]")
+                                .reviewId(110).build();
+
+                // Step 2: Convert the Java object to JSON using ObjectMapper.
+                String newCustomerAsJSON = objectMapper.writeValueAsString(newCustomer);
+
+                // Step 3: Build the request.
+                RequestBuilder request = MockMvcRequestBuilders.post("/customers")
+                                .contentType(MediaType.APPLICATION_JSON)
+                                .content(newCustomerAsJSON);
+
+                // Step 4: Perform the request and get the response and assert.
+                mockMvc.perform(request).andExpect(status().isCreated())
+                                .andExpect(content().contentType(MediaType.APPLICATION_JSON))
+                                .andExpect(jsonPath("$.firstName").value("Jackie"))
+                                .andExpect(jsonPath("$.lastName").value("Chan"));
+        }
 }

src/test/java/sg/com/smartinventory/CustomerServiceImplTest.java

@@ -10,8 +10,8 @@
 import org.mockito.Mock;
 import org.springframework.boot.test.context.SpringBootTest;
 
-import sg.com.smartinventory.entity.Customer;
-import sg.com.smartinventory.repository.CustomerRepository;
+import sg.com.smartinventory.entities.Customer;
+import sg.com.smartinventory.repositories.CustomerRepository;
 import sg.com.smartinventory.serviceImpls.CustomerServiceImpl;
 
 @SpringBootTest

src/test/java/sg/com/smartinventory/SmartInventoryApplicationTests.java

@@ -7,5 +7,6 @@
 class SmartInventoryApplicationTests {
 	@Test
 	void contextLoads() {
+
 	}
 }