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Coursework - Web Application and AI/ecom/database/20210519.sql

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+-- MySQL dump 10.13  Distrib 8.0.22, for Win64 (x86_64)
+--
+-- Host: localhost    Database: ecommerce_cart
+-- ------------------------------------------------------
+-- Server version	8.0.22
+
+/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
+/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
+/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
+/*!50503 SET NAMES utf8 */;
+/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
+/*!40103 SET TIME_ZONE='+00:00' */;
+/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
+/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
+/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
+/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
+
+--
+-- Table structure for table `orders`
+--
+
+DROP TABLE IF EXISTS `orders`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `orders` (
+  `o_id` int NOT NULL AUTO_INCREMENT,
+  `p_id` int NOT NULL,
+  `u_id` int NOT NULL,
+  `o_quantity` int NOT NULL,
+  `o_date` varchar(450) NOT NULL,
+  PRIMARY KEY (`o_id`)
+) ENGINE=InnoDB AUTO_INCREMENT=27 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
+--
+-- Dumping data for table `orders`
+--
+
+LOCK TABLES `orders` WRITE;
+/*!40000 ALTER TABLE `orders` DISABLE KEYS */;
+INSERT INTO `orders` VALUES (25,3,1,3,'2021-05-15'),(26,2,1,1,'2021-05-15');
+/*!40000 ALTER TABLE `orders` ENABLE KEYS */;
+UNLOCK TABLES;
+
+--
+-- Table structure for table `products`
+--
+
+DROP TABLE IF EXISTS `products`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `products` (
+  `id` int NOT NULL AUTO_INCREMENT,
+  `name` varchar(450) NOT NULL,
+  `category` varchar(450) NOT NULL,
+  `price` double NOT NULL,
+  `image` varchar(450) NOT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB AUTO_INCREMENT=7 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
+--
+-- Dumping data for table `products`
+--
+
+LOCK TABLES `products` WRITE;
+/*!40000 ALTER TABLE `products` DISABLE KEYS */;
+INSERT INTO `products` VALUES (1,'New Arrival Femal Shoes','Female Shoes',120,'female-shoes.jpg'),(2,'Ladies Pure PU Shoulder Bag','Ladis Bag',69.99,'ladis-bag.jpg'),(3,'Stylish Men Office Suits','Men Clothes',169,'men-suits.jpg'),(4,'Jaeger-LeCoultre Men Watch','Men Watch',2500.99,'men-watch.jpg'),(5,'FreeMax e-cigarettes VB-456','E-Cigarattes',310,'smoking-e-cigarette.jpg'),(6,'GeekVapee e-cigarattes MM-632','E-Cigarattes',555.5,'smoking-e-cigarette-2.jpg');
+/*!40000 ALTER TABLE `products` ENABLE KEYS */;
+UNLOCK TABLES;
+
+--
+-- Table structure for table `users`
+--
+
+DROP TABLE IF EXISTS `users`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `users` (
+  `id` int NOT NULL AUTO_INCREMENT,
+  `name` varchar(250) NOT NULL,
+  `email` varchar(250) NOT NULL,
+  `password` varchar(250) NOT NULL,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `email_UNIQUE` (`email`)
+) ENGINE=InnoDB AUTO_INCREMENT=3 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
+--
+-- Dumping data for table `users`
+--
+
+LOCK TABLES `users` WRITE;
+/*!40000 ALTER TABLE `users` DISABLE KEYS */;
+INSERT INTO `users` VALUES (1,'Almamun','almamun@mail.com','123456');
+/*!40000 ALTER TABLE `users` ENABLE KEYS */;
+UNLOCK TABLES;
+/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
+
+/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
+/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
+/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
+/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
+/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
+/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
+/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
+
+-- Dump completed on 2021-05-19 23:00:47

Coursework - Web Application and AI/ecom/pom.xml

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+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>ecom-1</groupId>
+  <artifactId>ecom</artifactId>
+  <version>0.0.1-SNAPSHOT</version>
+  <packaging>war</packaging>
+
+  <dependencies>
+  	<!-- https://mvnrepository.com/artifact/mysql/mysql-connector-java -->
+<dependency>
+    <groupId>mysql</groupId>
+    <artifactId>mysql-connector-java</artifactId>
+    <version>8.0.30</version>
+</dependency>
+
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <artifactId>maven-compiler-plugin</artifactId>
+        <version>3.8.1</version>
+        <configuration>
+          <release>18</release>
+        </configuration>
+      </plugin>
+      <plugin>
+        <artifactId>maven-war-plugin</artifactId>
+        <version>3.2.3</version>
+      </plugin>
+    </plugins>
+  </build>
+</project>

Coursework - Web Application and AI/ecom/src/main/java/src/cn/techtutorial/connection/DbCon.java

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+package src.cn.techtutorial.connection;
+
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.SQLException;
+
+public class DbCon {
+	private static Connection connection = null;
+	public static Connection getConnection() throws ClassNotFoundException, SQLException{
+        if(connection == null){
+            Class.forName("com.mysql.cj.jdbc.Driver");
+            connection=DriverManager.getConnection("jdbc:mysql://localhost:3306/ecommerce_cart","root","root");
+            System.out.print("connected");
+        }
+        return connection;
+    }
+}

Coursework - Web Application and AI/ecom/src/main/java/src/cn/techtutorial/dao/OrderDao.java

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+package src.cn.techtutorial.dao;
+
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.util.*;
+
+import src.cn.techtutorial.model.*;
+
+public class OrderDao {
+
+	private Connection con;
+
+	private String query;
+    private PreparedStatement pst;
+    private ResultSet rs;
+
+
+
+	public OrderDao(Connection con) {
+		super();
+		this.con = con;
+	}
+
+	public boolean insertOrder(Order model) {
+        boolean result = false;
+        try {
+            query = "insert into orders (p_id, u_id, o_quantity, o_date) values(?,?,?,?)";
+            pst = this.con.prepareStatement(query);
+            pst.setInt(1, model.getId());
+            pst.setInt(2, model.getUid());
+            pst.setInt(3, model.getQunatity());
+            pst.setString(4, model.getDate());
+            pst.executeUpdate();
+            result = true;
+        } catch (SQLException e) {
+            System.out.println(e.getMessage());
+        }
+        return result;
+    }
+
+
+    public List<Order> userOrders(int id) {
+        List<Order> list = new ArrayList<>();
+        try {
+            query = "select * from orders where u_id=? order by orders.o_id desc";
+            pst = this.con.prepareStatement(query);
+            pst.setInt(1, id);
+            rs = pst.executeQuery();
+            while (rs.next()) {
+                Order order = new Order();
+                ProductDao productDao = new ProductDao(this.con);
+                int pId = rs.getInt("p_id");
+                Product product = productDao.getSingleProduct(pId);
+                order.setOrderId(rs.getInt("o_id"));
+                order.setId(pId);
+                order.setName(product.getName());
+                order.setCategory(product.getCategory());
+                order.setPrice(product.getPrice()*rs.getInt("o_quantity"));
+                order.setQunatity(rs.getInt("o_quantity"));
+                order.setDate(rs.getString("o_date"));
+                list.add(order);
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+            System.out.println(e.getMessage());
+        }
+        return list;
+    }
+
+    public void cancelOrder(int id) {
+        //boolean result = false;
+        try {
+            query = "delete from orders where o_id=?";
+            pst = this.con.prepareStatement(query);
+            pst.setInt(1, id);
+            pst.execute();
+            //result = true;
+        } catch (SQLException e) {
+            e.printStackTrace();
+            System.out.print(e.getMessage());
+        }
+        //return result;
+    }
+}

Coursework - Web Application and AI/ecom/src/main/java/src/cn/techtutorial/dao/ProductDao.java

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+package src.cn.techtutorial.dao;
+
+import java.sql.*;
+import java.util.*;
+
+import src.cn.techtutorial.model.Cart;
+//import src.cn.techtutorial.model.Cart;
+import src.cn.techtutorial.model.Product;
+
+public class ProductDao {
+	private Connection con;
+
+	private String query;
+    private PreparedStatement pst;
+    private ResultSet rs;
+
+
+	public ProductDao(Connection con) {
+		super();
+		this.con = con;
+	}
+
+
+	public List<Product> getAllProducts() {
+        List<Product> book = new ArrayList<>();
+        try {
+
+            query = "select * from products";
+            pst = this.con.prepareStatement(query);
+            rs = pst.executeQuery();
+
+            while (rs.next()) {
+            	Product row = new Product();
+                row.setId(rs.getInt("id"));
+                row.setName(rs.getString("name"));
+                row.setCategory(rs.getString("category"));
+                row.setPrice(rs.getDouble("price"));
+                row.setImage(rs.getString("image"));
+
+                book.add(row);
+            }
+
+        } catch (SQLException e) {
+            e.printStackTrace();
+            System.out.println(e.getMessage());
+        }
+        return book;
+    }
+
+
+	 public Product getSingleProduct(int id) {
+		 Product row = null;
+	        try {
+	            query = "select * from products where id=? ";
+
+	            pst = this.con.prepareStatement(query);
+	            pst.setInt(1, id);
+	            ResultSet rs = pst.executeQuery();
+
+	            while (rs.next()) {
+	            	row = new Product();
+	                row.setId(rs.getInt("id"));
+	                row.setName(rs.getString("name"));
+	                row.setCategory(rs.getString("category"));
+	                row.setPrice(rs.getDouble("price"));
+	                row.setImage(rs.getString("image"));
+	            }
+	        } catch (Exception e) {
+	            e.printStackTrace();
+	            System.out.println(e.getMessage());
+	        }
+
+	        return row;
+	    }
+
+	public double getTotalCartPrice(ArrayList<Cart> cartList) {
+        double sum = 0;
+        try {
+            if (cartList.size() > 0) {
+                for (Cart item : cartList) {
+                    query = "select price from products where id=?";
+                    pst = this.con.prepareStatement(query);
+                    pst.setInt(1, item.getId());
+                    rs = pst.executeQuery();
+                    while (rs.next()) {
+                        sum+=rs.getDouble("price")*item.getQuantity();
+                    }
+
+                }
+            }
+
+        } catch (SQLException e) {
+            e.printStackTrace();
+            System.out.println(e.getMessage());
+        }
+        return sum;
+    }
+
+
+    public List<Cart> getCartProducts(ArrayList<Cart> cartList) {
+        List<Cart> book = new ArrayList<>();
+        try {
+            if (cartList.size() > 0) {
+                for (Cart item : cartList) {
+                    query = "select * from products where id=?";
+                    pst = this.con.prepareStatement(query);
+                    pst.setInt(1, item.getId());
+                    rs = pst.executeQuery();
+                    while (rs.next()) {
+                        Cart row = new Cart();
+                        row.setId(rs.getInt("id"));
+                        row.setName(rs.getString("name"));
+                        row.setCategory(rs.getString("category"));
+                        row.setPrice(rs.getDouble("price")*item.getQuantity());
+                        row.setQuantity(item.getQuantity());
+                        book.add(row);
+                    }
+
+                }
+            }
+
+        } catch (SQLException e) {
+            e.printStackTrace();
+            System.out.println(e.getMessage());
+        }
+        return book;
+    }
+}