#ifndef STORM_MODELCHECKER_SPARSE_DTMC_PRCTL_MODELCHECKER_HELPER_H_
#define STORM_MODELCHECKER_SPARSE_DTMC_PRCTL_MODELCHECKER_HELPER_H_

#include <vector>

#include <boost/optional.hpp>

#include "src/models/sparse/StandardRewardModel.h"

#include "src/storage/SparseMatrix.h"
#include "src/storage/BitVector.h"

#include "src/utility/solver.h"

namespace storm {
    namespace modelchecker {
        class CheckResult;
        
        namespace helper {
            
            template <typename ValueType, typename RewardModelType = storm::models::sparse::StandardRewardModel<ValueType>>
            class SparseDtmcPrctlHelper {
            public:
                static std::vector<ValueType> computeBoundedUntilProbabilities(storm::storage::SparseMatrix<ValueType> const& transitionMatrix, storm::storage::SparseMatrix<ValueType> const& backwardTransitions, storm::storage::BitVector const& phiStates, storm::storage::BitVector const& psiStates, uint_fast64_t stepBound, storm::utility::solver::LinearEquationSolverFactory<ValueType> const& linearEquationSolverFactory);
                
                static std::vector<ValueType> computeNextProbabilities(storm::storage::SparseMatrix<ValueType> const& transitionMatrix, storm::storage::BitVector const& nextStates, storm::utility::solver::LinearEquationSolverFactory<ValueType> const& linearEquationSolverFactory);
                
                static std::vector<ValueType> computeUntilProbabilities(storm::storage::SparseMatrix<ValueType> const& transitionMatrix, storm::storage::SparseMatrix<ValueType> const& backwardTransitions, storm::storage::BitVector const& phiStates, storm::storage::BitVector const& psiStates, bool qualitative, storm::utility::solver::LinearEquationSolverFactory<ValueType> const& linearEquationSolverFactory, boost::optional<std::vector<ValueType>> resultHint = boost::none);
                
                static std::vector<ValueType> computeGloballyProbabilities(storm::storage::SparseMatrix<ValueType> const& transitionMatrix, storm::storage::SparseMatrix<ValueType> const& backwardTransitions, storm::storage::BitVector const& psiStates, bool qualitative, storm::utility::solver::LinearEquationSolverFactory<ValueType> const& linearEquationSolverFactory);
                
                static std::vector<ValueType> computeCumulativeRewards(storm::storage::SparseMatrix<ValueType> const& transitionMatrix, RewardModelType const& rewardModel, uint_fast64_t stepBound, storm::utility::solver::LinearEquationSolverFactory<ValueType> const& linearEquationSolverFactory);
                
                static std::vector<ValueType> computeInstantaneousRewards(storm::storage::SparseMatrix<ValueType> const& transitionMatrix, RewardModelType const& rewardModel, uint_fast64_t stepCount, storm::utility::solver::LinearEquationSolverFactory<ValueType> const& linearEquationSolverFactory);
                
                static std::vector<ValueType> computeReachabilityRewards(storm::storage::SparseMatrix<ValueType> const& transitionMatrix, storm::storage::SparseMatrix<ValueType> const& backwardTransitions, RewardModelType const& rewardModel, storm::storage::BitVector const& targetStates, bool qualitative, storm::utility::solver::LinearEquationSolverFactory<ValueType> const& linearEquationSolverFactory, boost::optional<std::vector<ValueType>> resultHint = boost::none);
                
                static std::vector<ValueType> computeReachabilityRewards(storm::storage::SparseMatrix<ValueType> const& transitionMatrix, storm::storage::SparseMatrix<ValueType> const& backwardTransitions, std::vector<ValueType> const& totalStateRewardVector, storm::storage::BitVector const& targetStates, bool qualitative, storm::utility::solver::LinearEquationSolverFactory<ValueType> const& linearEquationSolverFactory, boost::optional<std::vector<ValueType>> resultHint = boost::none);
                
                static std::vector<ValueType> computeLongRunAverageProbabilities(storm::storage::SparseMatrix<ValueType> const& transitionMatrix, storm::storage::BitVector const& psiStates, bool qualitative, storm::utility::solver::LinearEquationSolverFactory<ValueType> const& linearEquationSolverFactory);
                
                static std::vector<ValueType> computeConditionalProbabilities(storm::storage::SparseMatrix<ValueType> const& transitionMatrix, storm::storage::SparseMatrix<ValueType> const& backwardTransitions, storm::storage::BitVector const& targetStates, storm::storage::BitVector const& conditionStates, bool qualitative, storm::utility::solver::LinearEquationSolverFactory<ValueType> const& linearEquationSolverFactory);
                
                static std::vector<ValueType> computeConditionalRewards(storm::storage::SparseMatrix<ValueType> const& transitionMatrix, storm::storage::SparseMatrix<ValueType> const& backwardTransitions, RewardModelType const& rewardModel, storm::storage::BitVector const& targetStates, storm::storage::BitVector const& conditionStates, bool qualitative, storm::utility::solver::LinearEquationSolverFactory<ValueType> const& linearEquationSolverFactory);
                
            private:
                static std::vector<ValueType> computeReachabilityRewards(storm::storage::SparseMatrix<ValueType> const& transitionMatrix, storm::storage::SparseMatrix<ValueType> const& backwardTransitions, std::function<std::vector<ValueType>(uint_fast64_t, storm::storage::SparseMatrix<ValueType> const&, storm::storage::BitVector const&)> const& totalStateRewardVectorGetter, storm::storage::BitVector const& targetStates, bool qualitative, storm::utility::solver::LinearEquationSolverFactory<ValueType> const& linearEquationSolverFactory, boost::optional<std::vector<ValueType>> resultHint = boost::none);
                
                struct BaierTransformedModel {
                    storm::storage::BitVector beforeStates;
                    boost::optional<storm::storage::SparseMatrix<ValueType>> transitionMatrix;
                    boost::optional<storm::storage::BitVector> targetStates;
                    boost::optional<std::vector<ValueType>> stateRewards;
                    bool noTargetStates;
                };
                
                static BaierTransformedModel computeBaierTransformation(storm::storage::SparseMatrix<ValueType> const& transitionMatrix, storm::storage::SparseMatrix<ValueType> const& backwardTransitions, storm::storage::BitVector const& targetStates, storm::storage::BitVector const& conditionStates, boost::optional<std::vector<ValueType>> const& stateRewards, storm::utility::solver::LinearEquationSolverFactory<ValueType> const& linearEquationSolverFactory);
            };
            
        }
    }
}

#endif /* STORM_MODELCHECKER_SPARSE_DTMC_PRCTL_MODELCHECKER_HELPER_H_ */