import FWCore.ParameterSet.Config as cms

from Configuration.Generator.Pythia8CommonSettings_cfi import *
from Configuration.Generator.Pythia8CUEP8M1Settings_cfi import *

generator = cms.EDFilter("Pythia8PtGun",
    maxEventsToPrint = cms.untracked.int32(5),
    pythiaPylistVerbosity = cms.untracked.int32(1),
    pythiaHepMCVerbosity = cms.untracked.bool(True),
    PGunParameters = cms.PSet(
        MaxPt = cms.double(100.),
        MinPt = cms.double(20.),
        ParticleID = cms.vint32(443),
        AddAntiParticle = cms.bool(False), 
        MaxEta = cms.double(2.4),
        MaxPhi = cms.double(3.14159265359),
        MinEta = cms.double(-2.4),
        MinPhi = cms.double(-3.14159265359) ## in radians
   ),
   PythiaParameters = cms.PSet(
       pythiaJpsiDecays = cms.vstring(
          '443:onMode = off                    ! J/psi -> random turned OFF',
          '443:onIfAny = 13 -13                ! J/psi -> mumu turned ON'),
      # This is a vector of ParameterSet names to be read, in this order
      parameterSets = cms.vstring('pythiaJpsiDecays')
  ),
     parameterSets = cms.vstring('pythia8CommonSettings',
                                 'pythia8CUEP8M1Settings',
                                 'processParameters',
                                )
)

ProductionFilterSequence = cms.Sequence(generator)