pipeline {
  agent any

  environment {
    REGISTRY = "docker-registry.service.consul"
    IMAGE_NAME = "efstajas/homepage"
  }

  stages {
    stage('Docker Build') {
      steps {
        script {
          dockerImage = docker.build("$IMAGE_NAME")
        }
      }
    }

    stage('Docker Publish') {
      steps {
        script {
          docker.withRegistry("http://$REGISTRY:4124") {
            dockerImage.push("latest")
          }
        }
      }
    }

    stage('Deploy to Nomad) {
      // First, it should convert the local jobspec.hcl file to JSON. To do so, it must make a POST request to http://nomad.service.consul/v1/jobs/parse with content-type: application/json,
      // content should be { "JobHCL": <job definition> }, where <job definition> is the content of the ./jobspec.hcl file
      // The response will be a JSON object with a key "Job" containing the parsed job specification. The value of this key is the JSON representation of the job specification.
      // The next step is to make a POST request to http://nomad.service.consul/v1/jobs with content-type: application/json and content should { "Job": <parsed job specification> }
      steps {
        script {
          sh 'curl -X POST -H "Content-Type: application/json" -d "{ \"JobHCL\": \"$(cat jobspec.hcl)\" }" http://nomad.service.consul/v1/jobs/parse > parsed_job.json'
          sh 'curl -X POST -H "Content-Type: application/json" -d "{ \"Job\": $(cat parsed_job.json) }" http://nomad.service.consul/v1/jobs'
        }
      }
    }
  }
}