#ifndef _PARSERULE_H
#define _PARSERULE_H

#include "extensions.h"
#include "DBObjects.h"
#include "StringMap.h"
#include "Streams.h"

//stateful ParseRules (may care about last action)
//generic base
class ParseRule: protected Phrase {
protected:
	ParseRule() {}

	const char *endOfNames(      const char **pos) const {return 0;}
	const char *lastName(        const char **pos) const {return 0;}
	const char *jumpToEndOfNames(const char **pos) const {return endOfNames(pos);}

public:
	virtual bool apply(const char **pos) const = 0;
};

//------------------------------------- concrete Rules
class IsEntity: public ParseRule {
	static StringMultiMapCI<DBEntity*> m_entities; //Tesco, France, John Williams, Lake Toha, Vacuum
	vector<unsigned int> *m_entityids;

public:
	IsEntity(vector<unsigned int> *_entityids): m_entityids(_entityids), ParseRule() {}

	bool apply(const char **pos) const {return false;}
};

class IsSalutation: public ParseRule {
	//for Mr. and Mrs. etc. to simply jump to the end of the name
	static StringMap<bool> m_salutations; //Map of Salutations

public:
	IsSalutation(): ParseRule() {}

	bool apply(const char **pos) const {return false;}
};

class IsGeographyReference: public ParseRule {
	//for Mr. and Mrs. etc. to simply jump to the end of the name
	static StringMap<bool> m_salutations; //Map of Salutations

public:
	IsGeographyReference(): ParseRule() {}

	bool apply(const char **pos) const {return false;}
};

class HasLtd: public ParseRule {
	//for Ltd. ltd limited precise company name
	static StringMap<bool> m_qualifiers; //Map of qualifiers

public:
	HasLtd(): ParseRule() {}

	bool apply(const char **pos) const {return false;}
};

class IsUnknown: public ParseRule {
public:
	IsUnknown(): ParseRule() {}

	bool apply(const char **pos) const {return false;}
};

#endif