#!/usr/bin/env groovy

void call(Map config = [:], Closure body = { }) {
    Map defaults = [
        saveArtifaces: false,
        buildRequires: 'Makefile',
        buildCmd: 'make all',
        stepName: 'Build'
    ]
    Map runConfig = defaults + config
    stage(runConfig.stepName) {
        printBanner(runConfig.stepName)
        if (runConfig.saveArtifacts) {
            assert runConfig.artifacts : 'Error: saveArtifacts is set to true; must specify artifacts!'
        }
        withEnv(["TAG=${runConfig.tag}", "HASH=${runConfig.hash}", "VERSION=${runConfig.version}"]) {
            if ( fileExists(runConfig.buildRequires)) {
                sh """
                    ${runConfig.buildCmd}
                """
            } else {
                error("ERROR: File ${runConfig.buildRequires} does not exist in workspace.")
            }
            body()
        }
        if (runConfig.saveArtifacts) {
            artifactsList = runConfig.artifacts.join(',')
            archiveArtifacts artifacts: artifactsList, followSymlinks: false
        }
        body()
    }
}