https://github.com/puneethkumarck/eurovision-voting-api

VotingAPI
https://github.com/puneethkumarck/eurovision-voting-api

java kubernetes spring-boot

Last synced: about 1 year ago
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VotingAPI

• Host: GitHub
• URL: https://github.com/puneethkumarck/eurovision-voting-api
• Owner: Puneethkumarck
• Created: 2022-06-06T12:05:57.000Z (almost 4 years ago)
• Default Branch: main
• Last Pushed: 2022-07-01T11:45:37.000Z (almost 4 years ago)
• Last Synced: 2025-01-29T22:46:11.694Z (over 1 year ago)
• Topics: java, kubernetes, spring-boot
• Language: Java
• Homepage:
• Size: 942 KB
• Stars: 0
• Watchers: 2
• Forks: 2
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

          
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# eurovision-voting-api

Assumptions

* Database of our choice (For Simplicity selected H2 database)

* Build Database schema as per functional requirement 

* Build 3 client facing endpoints as per functional requirements

* Build Service and repository layers to fetch data and perform business logic

* Write tests for each layer (Web/service/repository)

* Add Input validation and exception handlers

* Add API documentation with Spring Rest Docs

* Add Docker file to create docker image and deploy in a kubernetes env

* Create an helm chart to deploy voting app (which contains K8s Manifests)

* No Specific requirements for API security.

### Pre requisite installation

* Java 11

* Gradle

* kubernetes docker for desktop/minikube

* Helm

### Tech

* Java 11

* Springboot

* Spring-Data-Jpa

* Spring-Boot-Actuator

* Spring-rest-docs

* Lombok

* Gradle

* kubernetes

* Docker

* Helm

### Build

```

Build application which produces snapshot Jar

./gradlew build

Build docker image 

docker build -t api/votingapi:v1 .

```

### Run

```

without Docker/helm -

./gradlew bootRun

With Docker/Helm

helm template charts

helm lint charts

helm install votingapirelease charts

helm upgrade -i votingapirelease . (incremental deployments)

```

## Postman

App is deployed in heroku and available under https://eurovision-voting-api.herokuapp.com

[![Run in Postman](https://run.pstmn.io/button.svg)](https://god.gw.postman.com/run-collection/685178-9a661b0a-87f7-4b9e-a6c2-67834043ed0a?action=collection%2Ffork&collection-url=entityId%3D685178-9a661b0a-87f7-4b9e-a6c2-67834043ed0a%26entityType%3Dcollection%26workspaceId%3De03b2ab3-447a-4a5f-8818-be163b36a6e7)

## Spring rest docs

![img.png](images/restdoc1.png)

![img.png](images/restdoc2.png)

![img.png](images/restdoc3.png)

## Sql Queries and Results with initial data setup

```

SELECT VOTED_FOR,count(VOTED_FOR) as total FROM VOTE WHERE VOTING_YEAR = '2022' group by VOTED_FOR order by count(VOTED_FOR) DESC limit 3

SELECT VOTED_FOR , count(VOTED_FOR) as total FROM VOTE WHERE VOTING_YEAR ='2022' and COUNTRY_FROM='Netherlands' group by VOTED_FOR order by count(VOTED_FOR) DESC limit 3

```

### Top three countries with maximum votes for given year

![img.png](images/topthreevotes_2022.png)

### Top three Fav songs from each country and given year

![img.png](images/Favsongs_from_eachcountry.png)