3212 CommandCost Vehicle::SendToDepot(uint32 flags, DepotCommand command)

  3213 {

  3214 	if (!CheckOwnership(this->owner)) return CMD_ERROR;

  3215 	if (this->vehstatus & VS_CRASHED) return CMD_ERROR;

  3216 	if (this->IsInDepot()) return CMD_ERROR;

  3217 

  3218 	if (this->current_order.IsType(OT_GOTO_DEPOT)) {

  3219 		bool halt_in_depot = this->current_order.GetDepotActionType() & ODATFB_HALT;

  3220 		if (!!(command & DEPOT_SERVICE) == halt_in_depot) {

  3221 			/* We called with a different DEPOT_SERVICE setting.

  3222 			 * Now we change the setting to apply the new one and let the vehicle head for the same depot.

  3223 			 * Note: the if is (true for requesting service == true for ordered to stop in depot)          */

  3224 			if (flags & DC_EXEC) {

  3225 				this->current_order.SetDepotOrderType(ODTF_MANUAL);

  3226 				this->current_order.SetDepotActionType(halt_in_depot ? ODATF_SERVICE_ONLY : ODATFB_HALT);

  3227 				InvalidateWindowWidget(WC_VEHICLE_VIEW, this->index, VVW_WIDGET_START_STOP_VEH);

  3228 			}

  3229 			return CommandCost();

  3230 		}

  3231 

  3232 		if (command & DEPOT_DONT_CANCEL) return CMD_ERROR; // Requested no cancelation of depot orders

  3233 		if (flags & DC_EXEC) {

  3234 			/* If the orders to 'goto depot' are in the orders list (forced servicing),

  3235 			 * then skip to the next order; effectively cancelling this forced service */

  3236 			if (this->current_order.GetDepotOrderType() & ODTFB_PART_OF_ORDERS) this->cur_order_index++;

  3237 

  3238 			this->current_order.MakeDummy();

  3239 			InvalidateWindowWidget(WC_VEHICLE_VIEW, this->index, VVW_WIDGET_START_STOP_VEH);

  3240 		}

  3241 		return CommandCost();

  3242 	}

  3243 

  3244 	/* check if at a standstill (not stopped only) in a depot

  3245 	 * the check is down here to make it possible to alter stop/service for trains entering the depot */

  3246 	if (this->type == VEH_TRAIN && IsTileDepotType(this->tile, TRANSPORT_RAIL) && this->cur_speed == 0) return CMD_ERROR;

  3247 

  3248 	TileIndex location;

  3249 	DestinationID destination;

  3250 	bool reverse;

  3251 	static const StringID no_depot[] = {STR_883A_UNABLE_TO_FIND_ROUTE_TO, STR_9019_UNABLE_TO_FIND_LOCAL_DEPOT, STR_981A_UNABLE_TO_FIND_LOCAL_DEPOT, STR_A012_CAN_T_SEND_AIRCRAFT_TO};

  3252 	if (!this->FindClosestDepot	(&location, &destination, &reverse)) return_cmd_error(no_depot[this->type]);

  3253 

  3254 	if (flags & DC_EXEC) {

  3255 		if (this->current_order.IsType(OT_LOADING)) this->LeaveStation();

  3256 

  3257 		this->dest_tile = location;

  3258 		this->current_order.MakeGoToDepot(destination, ODTF_MANUAL);

  3259 		if (!(command & DEPOT_SERVICE)) this->current_order.SetDepotActionType(ODATFB_HALT);

  3260 		InvalidateWindowWidget(WC_VEHICLE_VIEW, this->index, VVW_WIDGET_START_STOP_VEH);

  3261 

  3262 		/* If there is no depot in front, reverse automatically (trains only) */

  3263 		if (this->type == VEH_TRAIN && reverse) DoCommand(this->tile, this->index, 0, DC_EXEC, CMD_REVERSE_TRAIN_DIRECTION);

  3264 

  3265 		if (this->type == VEH_AIRCRAFT && this->u.air.state == FLYING && this->u.air.targetairport != destination) {

  3266 				/* The aircraft is now heading for a different hangar than the next in the orders */

  3267 				extern void AircraftNextAirportPos_and_Order(Vehicle *v);

  3268 				AircraftNextAirportPos_and_Order(this);

  3269 			}

  3270 

  3271 	}

  3272 

  3273 	return CommandCost();

  3274 

  3275 }

  3276