added rating-service

Author: Andriy Levchenko

rating-service/pom.xml

@@ -0,0 +1,82 @@
+<?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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+
+	<groupId>com.lohika.jclub</groupId>
+	<artifactId>rating-service</artifactId>
+	<version>0.0.1-SNAPSHOT</version>
+	<packaging>jar</packaging>
+
+	<name>rating-service</name>
+	<description>Rating Calculation Service</description>
+
+	<parent>
+		<groupId>org.springframework.boot</groupId>
+		<artifactId>spring-boot-starter-parent</artifactId>
+		<version>1.5.3.RELEASE</version>
+		<relativePath/> <!-- lookup parent from repository -->
+	</parent>
+
+	<properties>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+		<java.version>1.8</java.version>
+		<spring-cloud.version>Dalston.SR1</spring-cloud.version>
+	</properties>
+
+	<dependencies>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-actuator</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-web</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.cloud</groupId>
+			<artifactId>spring-cloud-starter-config</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.cloud</groupId>
+			<artifactId>spring-cloud-starter-eureka</artifactId>
+		</dependency>
+
+		<dependency>
+			<groupId>org.projectlombok</groupId>
+			<artifactId>lombok</artifactId>
+			<version>1.16.16</version>
+		</dependency>
+
+
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-test</artifactId>
+			<scope>test</scope>
+		</dependency>
+	</dependencies>
+
+	<dependencyManagement>
+		<dependencies>
+			<dependency>
+				<groupId>org.springframework.cloud</groupId>
+				<artifactId>spring-cloud-dependencies</artifactId>
+				<version>${spring-cloud.version}</version>
+				<type>pom</type>
+				<scope>import</scope>
+			</dependency>
+		</dependencies>
+	</dependencyManagement>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.springframework.boot</groupId>
+				<artifactId>spring-boot-maven-plugin</artifactId>
+			</plugin>
+		</plugins>
+	</build>
+
+
+</project>

rating-service/src/main/java/com/lohika/jclub/Apartment.java

@@ -0,0 +1,17 @@
+package com.lohika.jclub;
+
+import lombok.Data;
+import lombok.NonNull;
+
+/**
+ * @author Andriy Levchenko
+ */
+@Data
+public class Apartment {
+  @NonNull
+  private String location;
+  @NonNull
+  private double price;
+  @NonNull
+  private double sqft;
+}

rating-service/src/main/java/com/lohika/jclub/RatingController.java

@@ -0,0 +1,29 @@
+package com.lohika.jclub;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.math.BigDecimal;
+import java.math.MathContext;
+import java.math.RoundingMode;
+
+/**
+ * @author Andriy Levchenko
+ */
+@RestController
+@RequestMapping(path = "/rating")
+public class RatingController {
+
+  @Value("${rate}")
+  private int rate;
+
+  @PostMapping
+  public BigDecimal calculateRating(@RequestBody Apartment ap) {
+    //TODO: add more meaningful calculations
+    return new BigDecimal((ap.getSqft()/ap.getPrice())*rate, new MathContext(3, RoundingMode.HALF_UP));
+  }
+
+}

rating-service/src/main/java/com/lohika/jclub/RatingServiceApplication.java

@@ -0,0 +1,14 @@
+package com.lohika.jclub;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
+
+@EnableDiscoveryClient
+@SpringBootApplication
+public class RatingServiceApplication {
+
+	public static void main(String[] args) {
+		SpringApplication.run(RatingServiceApplication.class, args);
+	}
+}

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

@@ -0,0 +1,2 @@
+server.port=8081
+spring.application.name=rating-service