import FWCore.ParameterSet.Config as cms

generator = cms.EDFilter("Pythia8GeneratorFilter",
        comEnergy = cms.double(7000.0),
        crossSection = cms.untracked.double(1.246406e+09),
        filterEfficiency = cms.untracked.double(1),
        maxEventsToPrint = cms.untracked.int32(0),
        pythiaHepMCVerbosity = cms.untracked.bool(False),
        pythiaPylistVerbosity = cms.untracked.int32(0),
        useUserHook = cms.bool(True),

        PythiaParameters = cms.PSet(
                processParameters = cms.vstring(
                        'Main:timesAllowErrors = 10000',
                        'ParticleDecays:limitTau0 = on',
                        'ParticleDecays:tauMax = 10',
                        'HardQCD:all = on',
                        'PhaseSpace:pTHatMin = 15',
                        'PhaseSpace:pTHatMax = 1000',
                        'Tune:pp 5',
                        'Tune:ee 3',

                ),
                parameterSets = cms.vstring('processParameters')
        )
)

from PhysicsTools.HepMCCandAlgos.genParticles_cfi import genParticles
from RecoJets.Configuration.GenJetParticles_cff import genParticlesForJets
from RecoJets.JetProducers.ak5GenJets_cfi import ak5GenJets

collection = "ak5GenJets"
jetfilter1 = cms.EDFilter("EtaPtMinCandViewSelector",
    src = cms.InputTag(collection),
    ptMin = cms.double( 30.0 ),
    etaMin = cms.double( -4.7 ),
    etaMax = cms.double( 4.7 )
)
Filter1 = cms.EDFilter("CandViewCountFilter",
    src = cms.InputTag("jetfilter1"),
    minNumber = cms.uint32(2)
)

#fwd events check
fwdplus = cms.EDFilter("EtaPtMinCandViewSelector",
    src = cms.InputTag(collection),
    ptMin = cms.double( 30.0 ),
    etaMin = cms.double( 2.8 ),
    etaMax = cms.double( 4.7 )
)
fwdplusFilter = cms.EDFilter("CandViewCountFilter",
    src = cms.InputTag("fwdplus"),
    minNumber = cms.uint32(1)
)
fwdminus = cms.EDFilter("EtaPtMinCandViewSelector",
    src = cms.InputTag(collection),
    ptMin = cms.double( 30.0 ),
    etaMin = cms.double( -4.7 ),
    etaMax = cms.double( -2.8 )
)
fwdminusFilter = cms.EDFilter("CandViewCountFilter",
    src = cms.InputTag("fwdminus"),
    minNumber = cms.uint32(1)
)

ProductionFilterSequence = cms.Sequence(generator*genParticles*genParticlesForJets*ak5GenJets
                                        *jetfilter1*Filter1
                                        *fwdplus*fwdplusFilter*fwdminus*fwdminusFilter # fwd events
)