🍱 Vending machine

🐲 Tech Stack

• Kotlin
• Spring Boot
• Spring Cloud
• H2 database
• Gradle
• Caffeine Cache

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🚀 Run

• CLI:

./gradlew -q

• Or just run it on your IDE

❗️ Please, note that this project requires Java 17. If you have other version of java on your local machine - change the version in gradle.properties file in the root:

java=17

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Project configuration

You are able to configure machine application in file machine/src/main/resources/application.yml:

api:
  cors-allowed: http://localhost:3000

Also in this file you can change cache expiration (10s):

spring:
  cache:
    caffeine.spec: expireAfterWrite=10s

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📦 Solution

Services

Name	Description
eureka-server	Service registration and discovery
gateway	The tool provides out-of-the-box routing mechanisms often used in microservices applications as a way of hiding multiple services behind a single facade.
machine	API for a vending machine, allowing users with a “seller” role to add, update or remove products, while users with a “buyer” role can deposit coins into the machine and make purchases.

Tests

Code is tested with integration tests. You can run it with your IDE or with CLI:

./gradlew test

📕 API Documentation

When application is running the API documentation will be available at http://localhost:8080/swagger-ui/index.html

• Open in browser: http://localhost:8080/swagger-ui/index.html
• Download yaml documentation http://localhost:8080/docs.yaml