pipeline {
    agent {
        dockerfile true
    }

    parameters {
        gitParameter branchFilter: 'origin/(.*)', defaultValue: 'master', name: 'BRANCH', type: 'PT_BRANCH'
        buildSelector(
			defaultSelector: lastSuccessful(),
			description: 'Which build to use for copying artifacts',
			name: 'BUILD_SELECTOR'
		)
    }

    stages {
        stage('Copy artifacts') {
            steps {
                copyArtifacts fingerprintArtifacts: true, projectName: 's444498-create-dataset', selector: buildParameter('BUILD_SELECTOR')
                copyArtifacts fingerprintArtifacts: true, projectName: 's444498-training/${BRANCH}', selector: buildParameter('BUILD_SELECTOR')
                copyArtifacts filter: "eval_result.txt", projectName: 's444498-evaluation/${BRANCH}', optional: true
            }
        }
        stage("Evaluation") {
            steps {
                sh "chmod u+x ./evaluation.py"
                sh "python3 ./evaluation.py"
                script {
                    LOSS = sh(script: 'tail -1 eval_result.txt', returnStdout: true).trim()
                }
                archiveArtifacts artifacts: "eval_result.txt", onlyIfSuccessful: true
            }
        }
    }

    post {
        success {
            emailext body: "SUCCESS results: RMSE:${LOSS}", subject: "s444498-evaluation", to: "e19191c5.uam.onmicrosoft.com@emea.teams.ms"
        }

        failure {
            emailext body: "FAILURE", subject: "s444498-evaluation", to: "e19191c5.uam.onmicrosoft.com@emea.teams.ms"
        }

        unstable {
            emailext body: 'UNSTABLE', subject: "s444498-evaluation", to: "e19191c5.uam.onmicrosoft.com@emea.teams.ms"
        }

        changed {
            emailext body: 'CHANGED', subject: "s444498-evaluation", to: "e19191c5.uam.onmicrosoft.com@emea.teams.ms"
        }
    }
}