glx@9629: /* $Id$ */
glx@9629: 
rubidium@10455: /** @file timetable_cmd.cpp Commands related to time tabling. */
glx@9629: 
glx@9629: #include "stdafx.h"
glx@9629: #include "openttd.h"
glx@9629: #include "variables.h"
rubidium@9723: #include "command_func.h"
rubidium@9723: #include "functions.h"
rubidium@9723: #include "window_func.h"
rubidium@9723: #include "vehicle_func.h"
rubidium@9723: #include "vehicle_base.h"
rubidium@9724: #include "settings_type.h"
glx@9629: 
rubidium@9724: #include "table/strings.h"
glx@9629: 
glx@9629: static void ChangeTimetable(Vehicle *v, VehicleOrderID order_number, uint16 time, bool is_journey)
glx@9629: {
glx@9629: 	Order *order = GetVehicleOrder(v, order_number);
glx@9629: 
glx@9629: 	if (is_journey) {
glx@9629: 		order->travel_time = time;
glx@9629: 	} else {
glx@9629: 		order->wait_time = time;
glx@9629: 	}
glx@9629: 
rubidium@10142: 	if (v->cur_order_index == order_number && v->current_order.GetDepotOrderType() & ODTFB_PART_OF_ORDERS) {
glx@9629: 		if (is_journey) {
glx@9629: 			v->current_order.travel_time = time;
glx@9629: 		} else {
glx@9629: 			v->current_order.wait_time = time;
glx@9629: 		}
glx@9629: 	}
glx@9629: 
rubidium@9722: 	for (v = GetFirstVehicleFromSharedList(v); v != NULL; v = v->next_shared) {
rubidium@9722: 		InvalidateWindow(WC_VEHICLE_TIMETABLE, v->index);
rubidium@9722: 	}
glx@9629: }
glx@9629: 
glx@9629: /**
glx@9629:  * Add or remove waiting times from an order.
glx@9629:  * @param tile Not used.
glx@9629:  * @param flags Operation to perform.
glx@9629:  * @param p1 Various bitstuffed elements
glx@9629:  * - p1 = (bit  0-15) - Vehicle with the orders to change.
glx@9629:  * - p1 = (bit 16-23) - Order index to modify.
glx@9629:  * - p1 = (bit    24) - Whether to change the waiting time or the travelling
glx@9629:  *                      time.
glx@9800:  * - p1 = (bit    25) - Whether p2 contains waiting and travelling time.
glx@9629:  * @param p2 The amount of time to wait.
glx@9800:  * - p2 = (bit  0-15) - Waiting or travelling time as specified by p1 bit 24 if p1 bit 25 is not set,
glx@9800:  *                      Travelling time if p1 bit 25 is set.
glx@9800:  * - p2 = (bit 16-31) - Waiting time if p1 bit 25 is set
glx@9629:  */
glx@9629: CommandCost CmdChangeTimetable(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
glx@9629: {
glx@10776: 	if (!_settings_game.order.timetabling) return CMD_ERROR;
glx@9629: 
glx@9629: 	VehicleID veh = GB(p1, 0, 16);
glx@9629: 	if (!IsValidVehicleID(veh)) return CMD_ERROR;
glx@9629: 
glx@9629: 	Vehicle *v = GetVehicle(veh);
glx@9629: 	if (!CheckOwnership(v->owner)) return CMD_ERROR;
glx@9629: 
glx@9629: 	VehicleOrderID order_number = GB(p1, 16, 8);
glx@9629: 	Order *order = GetVehicleOrder(v, order_number);
glx@9629: 	if (order == NULL) return CMD_ERROR;
glx@9629: 
glx@9800: 	bool packed_time = HasBit(p1, 25);
glx@9800: 	bool is_journey = HasBit(p1, 24) || packed_time;
glx@9629: 	if (!is_journey) {
rubidium@9869: 		if (!order->IsType(OT_GOTO_STATION)) return_cmd_error(STR_TIMETABLE_ONLY_WAIT_AT_STATIONS);
rubidium@10142: 		if (order->GetNonStopType() & ONSF_NO_STOP_AT_DESTINATION_STATION) return_cmd_error(STR_TIMETABLE_NOT_STOPPING_HERE);
glx@9629: 	}
glx@9629: 
glx@9629: 	if (flags & DC_EXEC) {
glx@9800: 		ChangeTimetable(v, order_number, GB(p2, 0, 16), is_journey);
glx@9800: 		if (packed_time) ChangeTimetable(v, order_number, GB(p2, 16, 16), false);
glx@9629: 	}
glx@9629: 
glx@9629: 	return CommandCost();
glx@9629: }
glx@9629: 
glx@9629: /**
glx@9629:  * Clear the lateness counter to make the vehicle on time.
glx@9629:  * @param tile Not used.
glx@9629:  * @param flags Operation to perform.
glx@9629:  * @param p1 Various bitstuffed elements
glx@9629:  * - p1 = (bit  0-15) - Vehicle with the orders to change.
glx@9629:  */
glx@9629: CommandCost CmdSetVehicleOnTime(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
glx@9629: {
glx@10776: 	if (!_settings_game.order.timetabling) return CMD_ERROR;
glx@9629: 
glx@9629: 	VehicleID veh = GB(p1, 0, 16);
glx@9629: 	if (!IsValidVehicleID(veh)) return CMD_ERROR;
glx@9629: 
glx@9629: 	Vehicle *v = GetVehicle(veh);
glx@9629: 	if (!CheckOwnership(v->owner)) return CMD_ERROR;
glx@9629: 
glx@9629: 	if (flags & DC_EXEC) {
glx@9629: 		v->lateness_counter = 0;
glx@9629: 	}
glx@9629: 
glx@9629: 	return CommandCost();
glx@9629: }
glx@9629: 
glx@9629: /**
glx@9629:  * Start or stop filling the timetable automatically from the time the vehicle
glx@9629:  * actually takes to complete it. When starting to autofill the current times
glx@9629:  * are cleared and the timetable will start again from scratch.
glx@9629:  * @param tile Not used.
glx@9629:  * @param flags Operation to perform.
glx@9629:  * @param p1 Vehicle index.
glx@9629:  * @param p2 Set to 1 to enable, 0 to disable.
glx@9629:  */
glx@9629: CommandCost CmdAutofillTimetable(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
glx@9629: {
glx@10776: 	if (!_settings_game.order.timetabling) return CMD_ERROR;
glx@9629: 
glx@9629: 	VehicleID veh = GB(p1, 0, 16);
glx@9629: 	if (!IsValidVehicleID(veh)) return CMD_ERROR;
glx@9629: 
glx@9629: 	Vehicle *v = GetVehicle(veh);
glx@9629: 	if (!CheckOwnership(v->owner)) return CMD_ERROR;
glx@9629: 
glx@9629: 	if (flags & DC_EXEC) {
glx@9629: 		if (p2 == 1) {
glx@9629: 			/* Start autofilling the timetable, which clears all the current
glx@9629: 			 * timings and clears the "timetable has started" bit. */
rubidium@9722: 			SetBit(v->vehicle_flags, VF_AUTOFILL_TIMETABLE);
rubidium@9722: 			ClrBit(v->vehicle_flags, VF_TIMETABLE_STARTED);
glx@9629: 
glx@9629: 			for (Order *order = GetVehicleOrder(v, 0); order != NULL; order = order->next) {
glx@9629: 				order->wait_time = 0;
glx@9629: 				order->travel_time = 0;
glx@9629: 			}
glx@9629: 
glx@9629: 			v->current_order.wait_time = 0;
glx@9629: 			v->current_order.travel_time = 0;
glx@9629: 		} else {
rubidium@9722: 			ClrBit(v->vehicle_flags, VF_AUTOFILL_TIMETABLE);
glx@9629: 		}
glx@9629: 	}
glx@9629: 
rubidium@9722: 	for (v = GetFirstVehicleFromSharedList(v); v != NULL; v = v->next_shared) {
rubidium@9722: 		InvalidateWindow(WC_VEHICLE_TIMETABLE, v->index);
rubidium@9722: 	}
rubidium@9722: 
glx@9629: 	return CommandCost();
glx@9629: }
glx@9629: 
glx@9629: void UpdateVehicleTimetable(Vehicle *v, bool travelling)
glx@9629: {
glx@9629: 	uint timetabled = travelling ? v->current_order.travel_time : v->current_order.wait_time;
glx@9629: 	uint time_taken = v->current_order_time;
glx@9629: 
glx@9629: 	v->current_order_time = 0;
glx@9629: 
glx@10776: 	if (!_settings_game.order.timetabling) return;
glx@9629: 
glx@9629: 	/* Make sure the timetable only starts when the vehicle reaches the first
rubidium@10249: 	 * order, not when travelling from the depot to the first station. */
rubidium@10249: 	if (v->cur_order_index == 0 && !HasBit(v->vehicle_flags, VF_TIMETABLE_STARTED)) {
rubidium@10249: 		SetBit(v->vehicle_flags, VF_TIMETABLE_STARTED);
rubidium@10249: 		return;
rubidium@10249: 	}
glx@9629: 
rubidium@9722: 	if (!HasBit(v->vehicle_flags, VF_TIMETABLE_STARTED)) return;
glx@9629: 
rubidium@10249: 	if (HasBit(v->vehicle_flags, VF_AUTOFILL_TIMETABLE)) {
glx@9629: 		if (timetabled == 0) {
glx@9629: 			/* Round the time taken up to the nearest day, as this will avoid
glx@9629: 			 * confusion for people who are timetabling in days, and can be
glx@9629: 			 * adjusted later by people who aren't. */
glx@9629: 			time_taken = (((time_taken - 1) / DAY_TICKS) + 1) * DAY_TICKS;
glx@9629: 
glx@9629: 			ChangeTimetable(v, v->cur_order_index, time_taken, travelling);
glx@9629: 			return;
glx@9629: 		} else if (v->cur_order_index == 0) {
glx@9629: 			/* Otherwise if we're at the beginning and it already has a value,
glx@9629: 			 * assume that autofill is finished and turn it off again. */
rubidium@9722: 			ClrBit(v->vehicle_flags, VF_AUTOFILL_TIMETABLE);
glx@9629: 		}
rubidium@10249: 	}
glx@9629: 
glx@9629: 	/* Vehicles will wait at stations if they arrive early even if they are not
glx@9629: 	 * timetabled to wait there, so make sure the lateness counter is updated
glx@9629: 	 * when this happens. */
glx@9629: 	if (timetabled == 0 && (travelling || v->lateness_counter >= 0)) return;
glx@9629: 
glx@9629: 	v->lateness_counter -= (timetabled - time_taken);
glx@9629: 
rubidium@9722: 	for (v = GetFirstVehicleFromSharedList(v); v != NULL; v = v->next_shared) {
rubidium@9722: 		InvalidateWindow(WC_VEHICLE_TIMETABLE, v->index);
rubidium@9722: 	}
glx@9629: }