#!groovy

def specToLabel(Map spec) {
  return "${spec.os}-${spec.arch}-${spec.compiler}-FairSoft_${spec.fairsoft}"
}

def buildMatrix(List specs, Closure callback) {
  def nodes = [:]
  for (spec in specs) {
    def label = specToLabel(spec)
    nodes[label] = {
      node(label) {
        try {
          deleteDir()
          checkout scm

          sh """\
            echo "export SIMPATH=\${SIMPATH_PREFIX}${spec.fairsoft}" >> Dart.cfg
            echo "export FAIRSOFT_VERSION=${spec.fairsoft}" >> Dart.cfg
          """
          if ((spec.os == 'Debian8') && (spec.compiler == 'gcc8.1.0')) {
            sh '''\
              echo "source /etc/profile.d/modules.sh" >> Dart.cfg
              echo "module use /cvmfs/it.gsi.de/modulefiles" >> Dart.cfg
              echo "module load compiler/gcc/8" >> Dart.cfg
            '''
          }
          sh '''\
            echo "export BUILDDIR=$PWD/build" >> Dart.cfg
            echo "export SOURCEDIR=$PWD" >> Dart.cfg
            echo "export PATH=\\\$SIMPATH/bin:\\\$PATH" >> Dart.cfg
            echo "export GIT_BRANCH=dev" >> Dart.cfg
            echo "export EXTRA_FLAGS='-DCMAKE_CXX_COMPILER=g++'" >> Dart.cfg
            echo "echo \\\$PATH" >> Dart.cfg
          '''
          sh 'cat Dart.cfg'

          callback.call(spec, label)

          deleteDir()
        } catch (e) {
          deleteDir()
          throw e
        }
      }
    }
  }
  return nodes
}

pipeline{
  agent none
  triggers { cron('H 2 * * *') }
  stages {
    stage("Run Nightly Build/Test Matrix") {
      steps{
        script {
          parallel(buildMatrix([
            [os: 'Debian8',    arch: 'x86_64', compiler: 'gcc8.1.0',         fairsoft: 'fairmq_dev'],
            [os: 'MacOS10.13', arch: 'x86_64', compiler: 'AppleLLVM10.0.0',  fairsoft: 'fairmq_dev'],
          ]) { spec, label ->
            sh './Dart.sh Nightly Dart.cfg'
            sh './Dart.sh Profile Dart.cfg'
          })
        }
      }
    }
  }
}