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/* $Id$ */

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/** @file economy.h */

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#ifndef ECONOMY_H

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#define ECONOMY_H

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void ResetPriceBaseMultipliers();

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void SetPriceBaseMultiplier(uint price, byte factor);

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struct Economy {

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	Money max_loan;         ///< Maximum possible loan

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	Money max_loan_unround; ///< Economy fluctuation status

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	uint16 max_loan_unround_fract; ///< Fraction of the unrounded max loan

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	int fluct;

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	byte interest_rate;     ///< Interest

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	byte infl_amount;       ///< inflation amount

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	byte infl_amount_pr;    ///< "floating" portion of inflation

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};

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VARDEF Economy _economy;

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struct Subsidy {

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	CargoID cargo_type;

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	byte age;

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	/* from and to can either be TownID, StationID or IndustryID */

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	uint16 from;

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	uint16 to;

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};

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enum ScoreID {

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	SCORE_BEGIN      = 0,

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	SCORE_VEHICLES   = 0,

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	SCORE_STATIONS   = 1,

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	SCORE_MIN_PROFIT = 2,

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	SCORE_MIN_INCOME = 3,

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	SCORE_MAX_INCOME = 4,

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	SCORE_DELIVERED  = 5,

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	SCORE_CARGO      = 6,

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	SCORE_MONEY      = 7,

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	SCORE_LOAN       = 8,

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	SCORE_TOTAL      = 9,  ///< This must always be the last entry

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	SCORE_END        = 10, ///< How many scores are there..

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	SCORE_MAX = 1000       ///< The max score that can be in the performance history

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	/* the scores together of score_info is allowed to be more! */

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};

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DECLARE_POSTFIX_INCREMENT(ScoreID);

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struct ScoreInfo {

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	byte id;    ///< Unique ID of the score

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	int needed; ///< How much you need to get the perfect score

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	int score;  ///< How much score it will give

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};

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extern const ScoreInfo _score_info[];

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extern int _score_part[MAX_PLAYERS][SCORE_END];

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int UpdateCompanyRatingAndValue(Player *p, bool update);

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VARDEF Subsidy _subsidies[MAX_PLAYERS];

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Pair SetupSubsidyDecodeParam(const Subsidy *s, bool mode);

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void DeleteSubsidyWithTown(TownID index);

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void DeleteSubsidyWithIndustry(IndustryID index);

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void DeleteSubsidyWithStation(StationID index);

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Money GetTransportedGoodsIncome(uint num_pieces, uint dist, byte transit_days, CargoID cargo_type);

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uint MoveGoodsToStation(TileIndex tile, int w, int h, CargoID type, uint amount);

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void VehiclePayment(Vehicle *front_v);

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void LoadUnloadStation(Station *st);

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#endif /* ECONOMY_H */