Convert gradle to maven backend files

ecom-service/.gitignore

+HELP.md
+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/

ecom-service/.mvn/wrapper/MavenWrapperDownloader.java

+/*
+ * Copyright 2007-present the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import java.net.*;
+import java.io.*;
+import java.nio.channels.*;
+import java.util.Properties;
+
+public class MavenWrapperDownloader {
+
+    private static final String WRAPPER_VERSION = "0.5.6";
+    /**
+     * Default URL to download the maven-wrapper.jar from, if no 'downloadUrl' is provided.
+     */
+    private static final String DEFAULT_DOWNLOAD_URL = "https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/"
+        + WRAPPER_VERSION + "/maven-wrapper-" + WRAPPER_VERSION + ".jar";
+
+    /**
+     * Path to the maven-wrapper.properties file, which might contain a downloadUrl property to
+     * use instead of the default one.
+     */
+    private static final String MAVEN_WRAPPER_PROPERTIES_PATH =
+            ".mvn/wrapper/maven-wrapper.properties";
+
+    /**
+     * Path where the maven-wrapper.jar will be saved to.
+     */
+    private static final String MAVEN_WRAPPER_JAR_PATH =
+            ".mvn/wrapper/maven-wrapper.jar";
+
+    /**
+     * Name of the property which should be used to override the default download url for the wrapper.
+     */
+    private static final String PROPERTY_NAME_WRAPPER_URL = "wrapperUrl";
+
+    public static void main(String args[]) {
+        System.out.println("- Downloader started");
+        File baseDirectory = new File(args[0]);
+        System.out.println("- Using base directory: " + baseDirectory.getAbsolutePath());
+
+        // If the maven-wrapper.properties exists, read it and check if it contains a custom
+        // wrapperUrl parameter.
+        File mavenWrapperPropertyFile = new File(baseDirectory, MAVEN_WRAPPER_PROPERTIES_PATH);
+        String url = DEFAULT_DOWNLOAD_URL;
+        if(mavenWrapperPropertyFile.exists()) {
+            FileInputStream mavenWrapperPropertyFileInputStream = null;
+            try {
+                mavenWrapperPropertyFileInputStream = new FileInputStream(mavenWrapperPropertyFile);
+                Properties mavenWrapperProperties = new Properties();
+                mavenWrapperProperties.load(mavenWrapperPropertyFileInputStream);
+                url = mavenWrapperProperties.getProperty(PROPERTY_NAME_WRAPPER_URL, url);
+            } catch (IOException e) {
+                System.out.println("- ERROR loading '" + MAVEN_WRAPPER_PROPERTIES_PATH + "'");
+            } finally {
+                try {
+                    if(mavenWrapperPropertyFileInputStream != null) {
+                        mavenWrapperPropertyFileInputStream.close();
+                    }
+                } catch (IOException e) {
+                    // Ignore ...
+                }
+            }
+        }
+        System.out.println("- Downloading from: " + url);
+
+        File outputFile = new File(baseDirectory.getAbsolutePath(), MAVEN_WRAPPER_JAR_PATH);
+        if(!outputFile.getParentFile().exists()) {
+            if(!outputFile.getParentFile().mkdirs()) {
+                System.out.println(
+                        "- ERROR creating output directory '" + outputFile.getParentFile().getAbsolutePath() + "'");
+            }
+        }
+        System.out.println("- Downloading to: " + outputFile.getAbsolutePath());
+        try {
+            downloadFileFromURL(url, outputFile);
+            System.out.println("Done");
+            System.exit(0);
+        } catch (Throwable e) {
+            System.out.println("- Error downloading");
+            e.printStackTrace();
+            System.exit(1);
+        }
+    }
+
+    private static void downloadFileFromURL(String urlString, File destination) throws Exception {
+        if (System.getenv("MVNW_USERNAME") != null && System.getenv("MVNW_PASSWORD") != null) {
+            String username = System.getenv("MVNW_USERNAME");
+            char[] password = System.getenv("MVNW_PASSWORD").toCharArray();
+            Authenticator.setDefault(new Authenticator() {
+                @Override
+                protected PasswordAuthentication getPasswordAuthentication() {
+                    return new PasswordAuthentication(username, password);
+                }
+            });
+        }
+        URL website = new URL(urlString);
+        ReadableByteChannel rbc;
+        rbc = Channels.newChannel(website.openStream());
+        FileOutputStream fos = new FileOutputStream(destination);
+        fos.getChannel().transferFrom(rbc, 0, Long.MAX_VALUE);
+        fos.close();
+        rbc.close();
+    }
+
+}

ecom-service/.mvn/wrapper/maven-wrapper.properties

+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.8.1/apache-maven-3.8.1-bin.zip
+wrapperUrl=https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar

ecom-service/mvnw.cmd

+@REM ----------------------------------------------------------------------------
+@REM Licensed to the Apache Software Foundation (ASF) under one
+@REM or more contributor license agreements.  See the NOTICE file
+@REM distributed with this work for additional information
+@REM regarding copyright ownership.  The ASF licenses this file
+@REM to you under the Apache License, Version 2.0 (the
+@REM "License"); you may not use this file except in compliance
+@REM with the License.  You may obtain a copy of the License at
+@REM
+@REM    https://www.apache.org/licenses/LICENSE-2.0
+@REM
+@REM Unless required by applicable law or agreed to in writing,
+@REM software distributed under the License is distributed on an
+@REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+@REM KIND, either express or implied.  See the License for the
+@REM specific language governing permissions and limitations
+@REM under the License.
+@REM ----------------------------------------------------------------------------
+
+@REM ----------------------------------------------------------------------------
+@REM Maven Start Up Batch script
+@REM
+@REM Required ENV vars:
+@REM JAVA_HOME - location of a JDK home dir
+@REM
+@REM Optional ENV vars
+@REM M2_HOME - location of maven2's installed home dir
+@REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands
+@REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a keystroke before ending
+@REM MAVEN_OPTS - parameters passed to the Java VM when running Maven
+@REM     e.g. to debug Maven itself, use
+@REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
+@REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files
+@REM ----------------------------------------------------------------------------
+
+@REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on'
+@echo off
+@REM set title of command window
+title %0
+@REM enable echoing by setting MAVEN_BATCH_ECHO to 'on'
+@if "%MAVEN_BATCH_ECHO%" == "on"  echo %MAVEN_BATCH_ECHO%
+
+@REM set %HOME% to equivalent of $HOME
+if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%")
+
+@REM Execute a user defined script before this one
+if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre
+@REM check for pre script, once with legacy .bat ending and once with .cmd ending
+if exist "%HOME%\mavenrc_pre.bat" call "%HOME%\mavenrc_pre.bat"
+if exist "%HOME%\mavenrc_pre.cmd" call "%HOME%\mavenrc_pre.cmd"
+:skipRcPre
+
+@setlocal
+
+set ERROR_CODE=0
+
+@REM To isolate internal variables from possible post scripts, we use another setlocal
+@setlocal
+
+@REM ==== START VALIDATION ====
+if not "%JAVA_HOME%" == "" goto OkJHome
+
+echo.
+echo Error: JAVA_HOME not found in your environment. >&2
+echo Please set the JAVA_HOME variable in your environment to match the >&2
+echo location of your Java installation. >&2
+echo.
+goto error
+
+:OkJHome
+if exist "%JAVA_HOME%\bin\java.exe" goto init
+
+echo.
+echo Error: JAVA_HOME is set to an invalid directory. >&2
+echo JAVA_HOME = "%JAVA_HOME%" >&2
+echo Please set the JAVA_HOME variable in your environment to match the >&2
+echo location of your Java installation. >&2
+echo.
+goto error
+
+@REM ==== END VALIDATION ====
+
+:init
+
+@REM Find the project base dir, i.e. the directory that contains the folder ".mvn".
+@REM Fallback to current working directory if not found.
+
+set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR%
+IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir
+
+set EXEC_DIR=%CD%
+set WDIR=%EXEC_DIR%
+:findBaseDir
+IF EXIST "%WDIR%"\.mvn goto baseDirFound
+cd ..
+IF "%WDIR%"=="%CD%" goto baseDirNotFound
+set WDIR=%CD%
+goto findBaseDir
+
+:baseDirFound
+set MAVEN_PROJECTBASEDIR=%WDIR%
+cd "%EXEC_DIR%"
+goto endDetectBaseDir
+
+:baseDirNotFound
+set MAVEN_PROJECTBASEDIR=%EXEC_DIR%
+cd "%EXEC_DIR%"
+
+:endDetectBaseDir
+
+IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig
+
+@setlocal EnableExtensions EnableDelayedExpansion
+for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a
+@endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS%
+
+:endReadAdditionalConfig
+
+SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe"
+set WRAPPER_JAR="%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.jar"
+set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
+
+set DOWNLOAD_URL="https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar"
+
+FOR /F "tokens=1,2 delims==" %%A IN ("%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.properties") DO (
+    IF "%%A"=="wrapperUrl" SET DOWNLOAD_URL=%%B
+)
+
+@REM Extension to allow automatically downloading the maven-wrapper.jar from Maven-central
+@REM This allows using the maven wrapper in projects that prohibit checking in binary data.
+if exist %WRAPPER_JAR% (
+    if "%MVNW_VERBOSE%" == "true" (
+        echo Found %WRAPPER_JAR%
+    )
+) else (
+    if not "%MVNW_REPOURL%" == "" (
+        SET DOWNLOAD_URL="%MVNW_REPOURL%/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar"
+    )
+    if "%MVNW_VERBOSE%" == "true" (
+        echo Couldn't find %WRAPPER_JAR%, downloading it ...
+        echo Downloading from: %DOWNLOAD_URL%
+    )
+
+    powershell -Command "&{"^
+		"$webclient = new-object System.Net.WebClient;"^
+		"if (-not ([string]::IsNullOrEmpty('%MVNW_USERNAME%') -and [string]::IsNullOrEmpty('%MVNW_PASSWORD%'))) {"^
+		"$webclient.Credentials = new-object System.Net.NetworkCredential('%MVNW_USERNAME%', '%MVNW_PASSWORD%');"^
+		"}"^
+		"[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; $webclient.DownloadFile('%DOWNLOAD_URL%', '%WRAPPER_JAR%')"^
+		"}"
+    if "%MVNW_VERBOSE%" == "true" (
+        echo Finished downloading %WRAPPER_JAR%
+    )
+)
+@REM End of extension
+
+@REM Provide a "standardized" way to retrieve the CLI args that will
+@REM work with both Windows and non-Windows executions.
+set MAVEN_CMD_LINE_ARGS=%*
+
+%MAVEN_JAVA_EXE% %JVM_CONFIG_MAVEN_PROPS% %MAVEN_OPTS% %MAVEN_DEBUG_OPTS% -classpath %WRAPPER_JAR% "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" %WRAPPER_LAUNCHER% %MAVEN_CONFIG% %*
+if ERRORLEVEL 1 goto error
+goto end
+
+:error
+set ERROR_CODE=1
+
+:end
+@endlocal & set ERROR_CODE=%ERROR_CODE%
+
+if not "%MAVEN_SKIP_RC%" == "" goto skipRcPost
+@REM check for post script, once with legacy .bat ending and once with .cmd ending
+if exist "%HOME%\mavenrc_post.bat" call "%HOME%\mavenrc_post.bat"
+if exist "%HOME%\mavenrc_post.cmd" call "%HOME%\mavenrc_post.cmd"
+:skipRcPost
+
+@REM pause the script if MAVEN_BATCH_PAUSE is set to 'on'
+if "%MAVEN_BATCH_PAUSE%" == "on" pause
+
+if "%MAVEN_TERMINATE_CMD%" == "on" exit %ERROR_CODE%
+
+exit /B %ERROR_CODE%

ecom-service/pom.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<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>
+	<parent>
+		<groupId>org.springframework.boot</groupId>
+		<artifactId>spring-boot-starter-parent</artifactId>
+		<version>2.4.5</version>
+		<relativePath/> <!-- lookup parent from repository -->
+	</parent>
+	<groupId>com.nisum</groupId>
+	<artifactId>ecom-service</artifactId>
+	<version>0.0.1-SNAPSHOT</version>
+	<name>ecom-service</name>
+	<description>ecommerce API backend logic</description>
+	<properties>
+		<java.version>1.8</java.version>
+	</properties>
+	<dependencies>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-data-mongodb-reactive</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-webflux</artifactId>
+		</dependency>
+
+		<dependency>
+			<groupId>org.projectlombok</groupId>
+			<artifactId>lombok</artifactId>
+			<optional>true</optional>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-test</artifactId>
+			<scope>test</scope>
+		</dependency>
+		<dependency>
+			<groupId>io.projectreactor</groupId>
+			<artifactId>reactor-test</artifactId>
+			<scope>test</scope>
+		</dependency>
+	</dependencies>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.springframework.boot</groupId>
+				<artifactId>spring-boot-maven-plugin</artifactId>
+				<configuration>
+					<excludes>
+						<exclude>
+							<groupId>org.projectlombok</groupId>
+							<artifactId>lombok</artifactId>
+						</exclude>
+					</excludes>
+				</configuration>
+			</plugin>
+		</plugins>
+	</build>
+
+</project>

ecom-service/src/main/java/com/nisum/ecomservice/EcomServiceApplication.java

+package com.nisum.ecomservice;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.ComponentScan;
+
+@SpringBootApplication()
+@ComponentScan({"com.nisum.ecomservice"})
+public class EcomServiceApplication {
+	public static void main(String[] args) {
+		SpringApplication.run(EcomServiceApplication.class, args);
+	}
+}
\ No newline at end of file

ecom-service/src/main/java/com/nisum/ecomservice/controller/OrdersController.java

+package com.nisum.ecomservice.controller;
+
+import com.nisum.ecomservice.service.OrderService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.CrossOrigin;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequestMapping("/api/orders")
+@CrossOrigin(origins = "*")
+public class OrdersController {
+    @Autowired
+    private OrderService orderService;
+
+
+}

ecom-service/src/main/java/com/nisum/ecomservice/controller/ProductsController.java

+package com.nisum.ecomservice.controller;
+
+import com.nisum.ecomservice.model.Product;
+import com.nisum.ecomservice.model.Promotion;
+import com.nisum.ecomservice.service.ProductService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.CrossOrigin;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+import reactor.core.publisher.Flux;
+
+@RestController
+@RequestMapping("/api")
+@CrossOrigin(origins = "*")
+public class ProductsController {
+
+    @Autowired
+    private ProductService productService;
+
+    @GetMapping("/products-and-promos")
+    public ResponseEntity<Flux<?>> getAllProductsAndPromos() {
+        Flux<Product> products = productService.getAllProducts();
+        Flux<Promotion> promotions = productService.getAllPromotions();
+
+        return ResponseEntity.ok(Flux.merge(products, promotions));
+    }
+
+    @GetMapping("/products")
+    public ResponseEntity<Flux<Product>> getAllProducts() {
+        return ResponseEntity.ok(productService.getAllProducts());
+    }
+
+    @GetMapping("/promos")
+    public ResponseEntity<Flux<Promotion>> getAllPromos() {
+        return ResponseEntity.ok(productService.getAllPromotions());
+    }
+
+}

ecom-service/src/main/java/com/nisum/ecomservice/controller/UsersController.java

+package com.nisum.ecomservice.controller;
+
+import com.nisum.ecomservice.model.CartItem;
+import com.nisum.ecomservice.model.Product;
+import com.nisum.ecomservice.model.User;
+import com.nisum.ecomservice.repository.UserRepository;
+import com.nisum.ecomservice.service.UserService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
+import org.springframework.http.HttpStatus;
+import org.springframework.stereotype.Component;
+import org.springframework.web.bind.annotation.*;
+import reactor.core.publisher.Flux;
+import reactor.core.publisher.Mono;
+
+@RestController
+@RequestMapping("/api/users")
+@CrossOrigin(origins = "*")
+public class UsersController {
+    @Autowired
+    private UserService userService;
+
+    @Autowired
+    private UserRepository userRepository;
+
+    @GetMapping()
+    private Flux<User> getUsers(){
+        System.out.println(
+                "get users"
+        );
+        return userService.getUsers();
+    }
+
+}

ecom-service/src/main/java/com/nisum/ecomservice/controller/WebUIController.java

+package com.nisum.ecomservice.controller;
+
+public class WebUIController {
+
+
+
+}

ecom-service/src/main/java/com/nisum/ecomservice/model/Address.java

+package com.nisum.ecomservice.model;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+@AllArgsConstructor
+public class Address {
+
+    private String street;
+    private String city;
+    private String state;
+    private String zip;
+
+}

ecom-service/src/main/java/com/nisum/ecomservice/model/CartItem.java

+package com.nisum.ecomservice.model;
+
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+@AllArgsConstructor
+@Data
+public class CartItem {
+    private ProductRef productRef;
+    private Integer quantity;
+
+    @Override
+    public String toString() {
+        return "CartItem{" +
+                "productRef = " + productRef + '\'' +
+                ", quantity = " + quantity +
+                '}';
+    }
+}

ecom-service/src/main/java/com/nisum/ecomservice/model/Order.java

+package com.nisum.ecomservice.model;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.Setter;
+
+import java.util.Date;
+import java.util.List;
+
+@Getter
+@Setter
+@AllArgsConstructor
+public class Order {
+
+    private String id;
+    private String customerId;
+    private String customerEmailAddress;
+    private String orderTrackingCode;
+    private String orderStatus;
+    private Double orderCreatedAt;
+    private Double orderUpdatedAt;
+    private List<Product> orderItems;
+    private Address customerAddress;
+
+}

ecom-service/src/main/java/com/nisum/ecomservice/model/Product.java

+package com.nisum.ecomservice.model;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+import lombok.Setter;
+import lombok.*;
+import org.springframework.data.annotation.Id;
+
+@Getter
+@Setter
+public class Product {
+    private String id;
+    private String sku;
+    private String upc;
+    private String productName;
+    private String productDescription;
+    private Float price;
+    private Integer availableStock;
+    private Integer blockedStock;
+    private String productImageUrl;
+    private String brand;
+    private String category;
+
+    @JsonCreator
+    public Product(
+            @JsonProperty("id") String id,
+            @JsonProperty("sku") String sku,
+            @JsonProperty("upc") String upc,
+            @JsonProperty("productName") String productName,
+            @JsonProperty("productDescription") String productDescription,
+            @JsonProperty("price") Float price,
+            @JsonProperty("availableStock") Integer availableStock,
+            @JsonProperty("blockedStock") Integer blockedStock,
+            @JsonProperty("productImageUrl") String productImageUrl,
+            @JsonProperty("brand") String brand,
+            @JsonProperty("category") String category) {
+        this.id = id;
+        this.sku = sku;
+        this.upc = upc;
+        this.productName = productName;
+        this.productDescription = productDescription;
+        this.price = price;
+        this.availableStock = availableStock;
+        this.blockedStock = blockedStock;
+        this.productImageUrl = productImageUrl;
+        this.brand = brand;
+        this.category = category;
+    }
+}

ecom-service/src/main/java/com/nisum/ecomservice/model/ProductRef.java

+package com.nisum.ecomservice.model;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+@AllArgsConstructor
+public class ProductRef {
+    private String id;
+    private String sku;
+    private String upc;
+
+}

ecom-service/src/main/java/com/nisum/ecomservice/model/Promotion.java

+package com.nisum.ecomservice.model;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+public class Promotion {
+
+    private String id;
+    private String promotionId;
+    private String productSku;
+    private Float discountPercentage;
+    private Integer minimumQuantity;
+
+    @JsonCreator
+    public Promotion(
+            @JsonProperty("id") String id,
+            @JsonProperty("promotionId") String promotionId,
+            @JsonProperty("productSku") String productSku,
+            @JsonProperty("discountPercentage") Float discountPercentage,
+            @JsonProperty("minimumQuantity") Integer minimumQuantity) {
+        this.id = id;
+        this.promotionId = promotionId;
+        this.productSku = productSku;
+        this.discountPercentage = discountPercentage;
+        this.minimumQuantity = minimumQuantity;
+    }
+}

ecom-service/src/main/java/com/nisum/ecomservice/model/User.java

+package com.nisum.ecomservice.model;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.Getter;
+import lombok.Setter;
+import org.springframework.data.annotation.Id;
+import org.springframework.data.mongodb.core.mapping.Document;
+
+import java.util.List;
+
+@Document(collection = "users")
+@Getter
+@Setter
+public class User {
+
+    @Id
+    private String userId;
+    private String email;
+    private String firstName;
+    private String lastName;
+    private String accessToken;
+
+    @Override
+    public String toString() {
+        return "Order{" +
+                "userId='" + userId + '\'' +
+                ", email='" + email + '\'' +
+                ", firstName='" + firstName + '\'' +
+                ", lastName='" + lastName + '\'' +
+                ", accessToken=" + accessToken +
+                '}';
+    }
+}

ecom-service/src/main/java/com/nisum/ecomservice/repository/UserRepository.java

+package com.nisum.ecomservice.repository;
+
+import com.nisum.ecomservice.model.CartItem;
+import com.nisum.ecomservice.model.User;
+import org.springframework.data.mongodb.repository.Query;
+import org.springframework.data.mongodb.repository.ReactiveMongoRepository;
+import org.springframework.stereotype.Repository;
+import org.springframework.stereotype.Service;
+import reactor.core.publisher.Mono;
+
+@Repository
+public interface UserRepository extends ReactiveMongoRepository<User, String> {
+}

ecom-service/src/main/java/com/nisum/ecomservice/service/OrderService.java

+package com.nisum.ecomservice.service;
+
+import org.springframework.stereotype.Service;
+
+@Service
+public class OrderService {
+
+
+
+}

ecom-service/src/main/java/com/nisum/ecomservice/service/ProductService.java

+package com.nisum.ecomservice.service;
+
+import com.nisum.ecomservice.model.Product;
+import com.nisum.ecomservice.model.Promotion;
+import org.springframework.stereotype.Service;
+import org.springframework.web.reactive.function.client.WebClient;
+import reactor.core.publisher.Flux;
+
+@Service
+public class ProductService {
+
+    public Flux<Product> getAllProducts() {
+        return WebClient
+                .builder()
+                .baseUrl("http://localhost:8081")
+                .build()
+                .get()
+                .uri("/api/products")
+                .retrieve()
+                .bodyToFlux(Product.class);
+    }
+
+    public Flux<Promotion> getAllPromotions() {
+        return WebClient
+                .builder()
+                .baseUrl("http://localhost:8082")
+                .build()
+                .get()
+                .uri("/api/promos")
+                .retrieve()
+                .bodyToFlux(Promotion.class);
+    }
+
+}

ecom-service/src/main/java/com/nisum/ecomservice/service/UserService.java

+package com.nisum.ecomservice.service;
+
+import com.nisum.ecomservice.model.CartItem;
+import com.nisum.ecomservice.model.User;
+import com.nisum.ecomservice.repository.UserRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import reactor.core.publisher.Flux;
+import reactor.core.publisher.Mono;
+
+@Service
+public class UserService {
+
+    @Autowired
+    private UserRepository userRepository;
+
+
+    public Flux<User> getUsers() {
+        return userRepository.findAll();
+    }
+}
+

ecom-service/src/main/resources/application.properties

+spring.data.mongodb.uri=mongodb+srv://ecom:ecom@e-commerce-db-cluster.va815.mongodb.net/e-commerce-db?retryWrites=true&w=majority
+spring.data.mongodb.database=e-commerce-db
+server.port=8080
\ No newline at end of file

ecom-service/src/test/java/com/nisum/ecomservice/EcomServiceApplicationTests.java

+package com.nisum.ecomservice;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@SpringBootTest
+class EcomServiceApplicationTests {
+
+//	@Test
+//	void contextLoads() {
+//	}
+
+}