pipeline {
    agent any

    stages {
        stage('Clone repository') {
            steps {
                checkout scm
            }
        }

        stage('Copy artifacts') {
            agent {
                dockerfile {
                    filename 'Dockerfile'
                    reuseNode true
                }
            }

            steps {
                copyArtifacts(projectName: 's464863-training/main', filter: 'models/model.pth, datasets/test.csv', selector: lastSuccessful())
                copyArtifacts(projectName: 's464863-evaluation/main', filter: 'metrics.csv', selector: lastSuccessful(), optional: true)
            }
        }

        stage('Evaluate model') {
            agent {
                dockerfile {
                    filename 'Dockerfile'
                    reuseNode true
                }
            }

            steps {
                sh "chmod +x ./predict.py"
                sh "python3 ./predict.py"
                archiveArtifacts artifacts: 'predictions.csv, metrics.csv', onlyIfSuccessful: true
            }
        }
    }
}