pipeline {
    agent {
        docker { image 'adnovac/ium_s434760:1.1' }
    }
    parameters{
        buildSelector(
            defaultSelector: lastSuccessful(),
            description: 'Which build to use for copying data artifacts',
            name: 'WHICH_BUILD_DATA'
        )
        buildSelector(
            defaultSelector: lastSuccessful(),
            description: 'Which build to use for copying train artifacts',
            name: 'WHICH_BUILD_TRAIN'
        )
        buildSelector(
            defaultSelector: lastSuccessful(),
            description: 'Which build to use for copying current project artifacts',
            name: 'WHICH_BUILD_THIS'
        )
    }
    stages {
            stage('copy artifacts')
            {
                steps
                {
                    copyArtifacts(fingerprintArtifacts: true, projectName: 's434760-create-dataset', selector: buildParameter('WHICH_BUILD_DATA'))
                    copyArtifacts(fingerprintArtifacts: true, projectName: 's434760-training', selector: buildParameter('WHICH_BUILD_TRAIN'))
                    copyArtifacts(fingerprintArtifacts: true, optional: true, projectName: 's434760-evaluation', selector: buildParameter('WHICH_BUILD_THIS'))
                }
            }
            stage('train')
            {
                steps
                {
                    catchError {
                        sh 'python3.8 evaluate.py ${BATCH_SIZE} ${EPOCHS}'
                    }
                }
            }
            stage('archive artifacts') {
                steps {
                    archiveArtifacts 'results.txt,evaluation.png'
                }
            }
            stage('send email') {
                steps {
                    emailext body: currentBuild.result ?: 'SUCCESS',
                    subject: 's434760 - validation',
                    to: 'annnow19@st.amu.edu.pl'
                }
            }
    }
}