IfmdpFactory.h

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 *   Copyright (c) 2005-2026 by                                             *
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 *       - Christophe GONZALES(_at_AMU)                                     *
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 *       - Pierre-Henri WUILLEMIN(_at_LIP6)                                 *
 *       - Christophe GONZALES(_at_AMU)                                     *
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#ifndef GUM_ABSTRACT_FMDP_FACTORY_H
#define GUM_ABSTRACT_FMDP_FACTORY_H
 
#include <string>
#include <vector>
 
#include <agrum/FMDP/fmdp.h>
 
#include <string_view>
 
namespace gum {

  enum class FMDPfactory_state : char {
    NONE,
    VARIABLE,
    ACTION,
    TRANSITION,
    COST,
    REWARD,
    DISCOUNT
  };

 
  class AbstractFMDPFactory {
    public:
    // ==========================================================================
    // ==========================================================================
 
    //~ /**
    //~ * @brief Copy constructor.
    //~ * The copy will have an exact copy of the constructed Factored markov
    // Decision Process in source.
    //~ * @warning You can only copy a factory if its current state is NONE or
    //~ *          NETWORK.
    //~ * @throw OperationNotAllowed Raised if the state of source is not NONE
    // or
    //~ *                            NETWORK.
    //~ */
    //~ FMDPFactory ( const FMDPFactory<GUM_SCALAR>& source );

    virtual ~AbstractFMDPFactory() = default;

    // ==========================================================================
    // ==========================================================================

    virtual FMDPfactory_state state() const = 0;

    virtual const DiscreteVariable* variable(std::string_view name) const = 0;

    // ==========================================================================
    // ==========================================================================

    virtual void startVariableDeclaration() = 0;

    virtual void variableName(std::string_view name) = 0;

    virtual void variableDescription(std::string_view desc) = 0;

    virtual void addModality(std::string_view name) = 0;

    virtual void endVariableDeclaration() = 0;

    // ==========================================================================
    // ==========================================================================

    virtual void startActionDeclaration() = 0;

    virtual void addAction(std::string_view action) = 0;

    virtual void endActionDeclaration() = 0;

    // ==========================================================================
    // ==========================================================================

    virtual void startTransitionDeclaration() = 0;

    virtual void addTransition(std::string_view var, const MultiDimAdressable* transition) = 0;

    virtual void addTransition(std::string_view var) = 0;

    virtual void endTransitionDeclaration() = 0;

    // ==========================================================================
    // ==========================================================================

    virtual void startCostDeclaration() = 0;

    virtual void addCost(const MultiDimAdressable* cost) = 0;

    virtual void addCost() = 0;

    virtual void endCostDeclaration() = 0;

    // ==========================================================================
    // ==========================================================================

    virtual void startRewardDeclaration() = 0;

    virtual void setOperationModeOn(std::string_view operationType) = 0;

    virtual void addReward(const MultiDimAdressable* reward) = 0;

    virtual void addReward() = 0;

    virtual void endRewardDeclaration() = 0;

    // ==========================================================================
    // ==========================================================================

    virtual void startDiscountDeclaration() = 0;

    virtual void addDiscount(float discount) = 0;

    virtual void endDiscountDeclaration() = 0;

    // ==========================================================================
    // ==========================================================================

    virtual NodeId addInternalNode(std::string_view name_of_var) = 0;

    virtual NodeId addTerminalNode(float value) = 0;

    virtual void addArc(NodeId from, NodeId to, Idx modality) = 0;

    virtual void setRoot(NodeId rootId) = 0;


    void setVerbose();
 
    void resetVerbose();
 
    bool isVerbose();

 
    private:
    bool _verbose_;
  };
} /* namespace gum */
 
#ifndef GUM_NO_INLINE
#  include <agrum/FMDP/IfmdpFactory_inl.h>
#endif   // GUM_NO_INLINE
#endif   // GUM_ABSTRACT_FMDP_FACTORY_H