pipeline {
    agent {
        dockerfile true
        }
    stages {
        stage('Stage 1') {
            steps {
				    sh 'chmod u+x ./evaluate.py'
					echo 'Copying datasets from the create-dataset job...'
					copyArtifacts filter: 'lego_sets_clean_test.csv', projectName: 's449288-create-dataset'
					echo 'Datasets copied'					
					echo 'Copying model from the training job...'
					copyArtifacts filter: 'lego_reg_model.tar.gz', projectName: 's449288-training/master/'					
					echo 'Model copied'
					sh 'tar xvzf lego_reg_model.tar.gz'				
					echo 'Optional copying of the metrics file from previous build...'
					copyArtifacts filter: 'eval_results.txt', projectName: 's449288-evaluation/master/', optional: 'True'
					echo 'Metrics file copied if it did not exist'
					echo 'Evaluating model...'
                    sh 'rm eval_results.txt'
					sh 'python3 evaluate.py'
					echo 'Model evaluated. Metrics saved. Plot saved.'
                    sh 'head eval_results.txt'	
					sh 'file error_plot.jpg'
                    echo 'Archiving metrics file...'
                    archiveArtifacts 'eval_results.txt'
                    echo 'File archived'
				}
            }
        }
	post {
        success {
            emailext body: 'SUCCESS', subject: 's449288-evaluation build status', to: 'e19191c5.uam.onmicrosoft.com@emea.teams.ms'
        }
        failure {
            emailext body: 'FAILURE', subject: 's449288-evaluation build status', to: 'e19191c5.uam.onmicrosoft.com@emea.teams.ms'
        }
        unstable {
            emailext body: 'UNSTABLE', subject: 's449288-evaluation build status', to: 'e19191c5.uam.onmicrosoft.com@emea.teams.ms'
        }
        changed {
            emailext body: 'CHANGED', subject: 's449288-evaluation build status', to: 'e19191c5.uam.onmicrosoft.com@emea.teams.ms'
        }		
    }
}