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/* $Id$ */

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/** @file depot_base.h Base for all depots (except hangars) */

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#ifndef DEPOT_BASE_H

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#define DEPOT_BASE_H

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#include "tile_type.h"

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#include "depot_type.h"

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#include "oldpool.h"

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#include "town_type.h"

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DECLARE_OLD_POOL(Depot, Depot, 3, 8000)

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struct Depot : PoolItem<Depot, DepotID, &_Depot_pool> {

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	TileIndex xy;

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	TownID town_index;

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	Depot(TileIndex xy = 0) : xy(xy) {}

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	~Depot();

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	inline bool IsValid() const { return this->xy != 0; }

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};

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static inline bool IsValidDepotID(DepotID index)

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{

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	return index < GetDepotPoolSize() && GetDepot(index)->IsValid();

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}

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Depot *GetDepotByTile(TileIndex tile);

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#define FOR_ALL_DEPOTS_FROM(d, start) for (d = GetDepot(start); d != NULL; d = (d->index + 1U < GetDepotPoolSize()) ? GetDepot(d->index + 1U) : NULL) if (d->IsValid())

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#define FOR_ALL_DEPOTS(d) FOR_ALL_DEPOTS_FROM(d, 0)

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#endif /* DEPOT_BASE_H */