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/* $Id$ */

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/** @file order_type.h Types related to orders. */

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#ifndef ORDER_TYPE_H

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#define ORDER_TYPE_H

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#include "core/enum_type.hpp"

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typedef byte VehicleOrderID;  ///< The index of an order within its current vehicle (not pool related)

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typedef uint16 OrderID;

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typedef uint16 DestinationID;

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enum {

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	INVALID_VEH_ORDER_ID = 0xFF,

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};

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static const OrderID INVALID_ORDER = 0xFFFF;

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/* Order types */

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enum OrderType {

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	OT_BEGIN         = 0,

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	OT_NOTHING       = 0,

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	OT_GOTO_STATION  = 1,

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	OT_GOTO_DEPOT    = 2,

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	OT_LOADING       = 3,

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	OT_LEAVESTATION  = 4,

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	OT_DUMMY         = 5,

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	OT_GOTO_WAYPOINT = 6,

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	OT_END

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};

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/* It needs to be 8bits, because we save and load it as such */

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/** Define basic enum properties */

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template <> struct EnumPropsT<OrderType> : MakeEnumPropsT<OrderType, byte, OT_BEGIN, OT_END, OT_END> {};

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typedef TinyEnumT<OrderType> OrderTypeByte;

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/* Order flags -- please use OF instead OF and use HASBIT/SETBIT/CLEARBIT */

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/** Order flag masks - these are for direct bit operations */

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enum OrderFlagMasks {

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	//Flags for stations:

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	/** vehicle will transfer cargo (i. e. not deliver to nearby industry/town even if accepted there) */

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	OFB_TRANSFER           = 0x1,

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	/** If OFB_TRANSFER is not set, drop any cargo loaded. If accepted, deliver, otherwise cargo remains at the station.

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      * No new cargo is loaded onto the vehicle whatsoever */

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	OFB_UNLOAD             = 0x2,

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	/** Wait for full load of all vehicles, or of at least one cargo type, depending on patch setting

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	  * @todo make this two different flags */

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	OFB_FULL_LOAD          = 0x4,

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	//Flags for depots:

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	/** The current depot-order was initiated because it was in the vehicle's order list */

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	OFB_PART_OF_ORDERS     = 0x2,

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	/** if OFB_PART_OF_ORDERS is not set, this will cause the vehicle to be stopped in the depot */

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	OFB_HALT_IN_DEPOT      = 0x4,

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	/** if OFB_PART_OF_ORDERS is set, this will cause the order only be come active if the vehicle needs servicing */

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	OFB_SERVICE_IF_NEEDED  = 0x4, //used when OFB_PART_OF_ORDERS is set.

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	//Common flags

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	/** This causes the vehicle not to stop at intermediate OR the destination station (depending on patch settings)

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	  * @todo make this two different flags */

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	OFB_NON_STOP           = 0x8

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};

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/** Order flags bits - these are for the *BIT macros

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 * for descrption of flags, see OrderFlagMasks

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 * @see OrderFlagMasks

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 */

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enum {

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	OF_TRANSFER          = 0,

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	OF_UNLOAD            = 1,

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	OF_FULL_LOAD         = 2,

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	OF_PART_OF_ORDERS    = 1,

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	OF_HALT_IN_DEPOT     = 2,

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	OF_SERVICE_IF_NEEDED = 2,

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	OF_NON_STOP          = 3

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};

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/* Possible clone options */

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enum {

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	CO_SHARE   = 0,

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	CO_COPY    = 1,

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	CO_UNSHARE = 2

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};

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struct Order;

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#endif /* ORDER_TYPE_H */