// SYSTEM INCLUDES


// PROJECT INCLUDES


// LOCAL INCLUDES
#include "Instant.h"


// FORWARD REFERENCES

//NAMESPACE

						//====== LIFECYCLE ========
						template<class P>	
						EnvironmentHandler<P>::EnvironmentHandler(SomeEnvironment<P>* environment)
							{
								this->environment=environment;
							}
						
						template<class P>	
						EnvironmentHandler<P>::~EnvironmentHandler()
							{
								//deleting actual instants
								this->actualInstants.clear();
								//deleting environment
								if(this->environment) delete this->environment;

							}
													
						//====== OPERATIONS =======
						/*
						* change the actual intants associated to the
						* names given
						*/
						template<class P>	
						void EnvironmentHandler<P>::nextInstants(std::vector<std::string> nameConcepts)
							{
								int size,i,indexConcept,indexInConcept,sizeConcept;
								size=nameConcepts.size();
								std::map<std::string,Instant*>::iterator actualInstantsIterator;
								std::string nameConcepti;
								for(i=0;i<size;i++)
									{
										nameConcepti=nameConcepts[i];
										actualInstantsIterator=actualInstants.find(nameConcepti);
										if(actualInstantsIterator!=actualInstants.end())
											{
												Instant* instant=actualInstantsIterator->second;
												indexConcept=environment->getIndexConcept(nameConcepti);
												indexInConcept=instant->getIndexInConcept(indexConcept);
												indexInConcept++;
												sizeConcept=environment->getSizeConcept(nameConcepti);
												if(indexInConcept<sizeConcept)
													instant->setConcept(indexConcept,indexInConcept);
											}
									}

							}
						
						/*
						* add an actual	Instant to a concept, it means, this instant
						* has all index fixed, except the index in the instant of the concept
						* identified by nameConcept
						*/
						template<class P>	
						void EnvironmentHandler<P>::addActualInstantOfCOncept(std::string nameConcept,Instant* instant)
							{
								actualInstants.insert(std::pair<std::string,int>(nameConcept,instant));
							}
						
						/*
						* removes the  pair in the map of actual concepts
						*/
						template<class P>
						void EnvironmentHandler<P>::removeActualInstantOfConcept(std::string nameConcept)
							{
								std::map<std::string,Instant*>::iterator actualInstantsIterator=actualInstants.find(nameConcept);
								if(actualInstantsIterator!=actualInstants.end())
										actualInstants.erase(actualInstantsIterator);
							
							}
						//====== INQUIRY =========
						/*
						* get all the actual instants
						*/
						template<class P>	
						void  EnvironmentHandler<P>::getActualsInstants(std::vector<Instant*>& instantsVector)
							{
								
								std::map<std::string,Instant*>::iterator actualInstantsIterator=
									actualInstants.begin();
								while(actualInstantsIterator!=actualInstants.end())
									{
										Instant* instant=actualInstantsIterator->second;
										instantsVector.push_back(instant);
										actualInstantsIterator++;
									}

							}
						
						/*
						* get the actual instant fot the concept identified by the name
						*/
						template<class P>	
						Instant* EnvironmentHandler<P>::getActualInstant(std::string nameConcept)
							{
								std::map<std::string,Instant*>::iterator actualInstantsIterator=actualInstants.find(nameConcept);
								if(actualInstantsIterator!=actualInstants.end())
									{
										return instant=actualInstantsIterator->second;
										
									}
								else
									return (Instant*)NULL;
							}
						//====== ACCESS ==========