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Add: Use specific error message when vehicle cannot go to station/waypoint

pull/10537/head
Tyler Trahan 2022-03-29 22:14:12 +01:00
parent 44848f4edf
commit 3719f60de0
4 changed files with 75 additions and 8 deletions

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@ -5085,6 +5085,20 @@ STR_ERROR_CAN_T_COPY_ORDER_LIST :{WHITE}Can't co
STR_ERROR_TOO_FAR_FROM_PREVIOUS_DESTINATION :{WHITE}... too far from previous destination
STR_ERROR_AIRCRAFT_NOT_ENOUGH_RANGE :{WHITE}... aircraft has not enough range
# Extra messages which go on the third line of errors, explaining why orders failed
STR_ERROR_NO_RAIL_STATION :{WHITE}There is no railway station
STR_ERROR_NO_BUS_STATION :{WHITE}There is no bus station
STR_ERROR_NO_TRUCK_STATION :{WHITE}There is no lorry station
STR_ERROR_NO_DOCK :{WHITE}There is no dock
STR_ERROR_NO_AIRPORT :{WHITE}There is no airport/heliport
STR_ERROR_NO_STOP_COMPATIBLE_ROAD_TYPE :{WHITE}There are no stops with a compatible road type
STR_ERROR_NO_STOP_COMPATIBLE_TRAM_TYPE :{WHITE}There are no stops with a compatible tram type
STR_ERROR_NO_STOP_ARTICULATED_VEHICLE :{WHITE}There are no stops which are suitable for articulated road vehicles.{}Articulated road vehicles require a drive-through stop, not a bay stop
STR_ERROR_AIRPORT_NO_PLANES :{WHITE}This plane cannot land at this heliport
STR_ERROR_AIRPORT_NO_HELICOPTERS :{WHITE}This helicopter cannot land at this airport
STR_ERROR_NO_RAIL_WAYPOINT :{WHITE}There is no railway waypoint
STR_ERROR_NO_BUOY :{WHITE}There is no buoy
# Timetable related errors
STR_ERROR_CAN_T_TIMETABLE_VEHICLE :{WHITE}Can't timetable vehicle...
STR_ERROR_TIMETABLE_ONLY_WAIT_AT_STATIONS :{WHITE}Vehicles can only wait at stations

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@ -758,9 +758,9 @@ CommandCost CmdInsertOrder(DoCommandFlag flags, VehicleID veh, VehicleOrderID se
if (ret.Failed()) return ret;
}
if (!CanVehicleUseStation(v, st)) return_cmd_error(STR_ERROR_CAN_T_ADD_ORDER);
if (!CanVehicleUseStation(v, st)) return CommandCost(STR_ERROR_CAN_T_ADD_ORDER, GetVehicleCannotUseStationReason(v, st));
for (Vehicle *u = v->FirstShared(); u != nullptr; u = u->NextShared()) {
if (!CanVehicleUseStation(u, st)) return_cmd_error(STR_ERROR_CAN_T_ADD_ORDER_SHARED);
if (!CanVehicleUseStation(u, st)) return CommandCost(STR_ERROR_CAN_T_ADD_ORDER_SHARED, GetVehicleCannotUseStationReason(u, st));
}
/* Non stop only allowed for ground vehicles. */
@ -847,7 +847,7 @@ CommandCost CmdInsertOrder(DoCommandFlag flags, VehicleID veh, VehicleOrderID se
default: return CMD_ERROR;
case VEH_TRAIN: {
if (!(wp->facilities & FACIL_TRAIN)) return_cmd_error(STR_ERROR_CAN_T_ADD_ORDER);
if (!(wp->facilities & FACIL_TRAIN)) return CommandCost(STR_ERROR_CAN_T_ADD_ORDER, STR_ERROR_NO_RAIL_WAYPOINT);
ret = CheckOwnership(wp->owner);
if (ret.Failed()) return ret;
@ -855,7 +855,7 @@ CommandCost CmdInsertOrder(DoCommandFlag flags, VehicleID veh, VehicleOrderID se
}
case VEH_SHIP:
if (!(wp->facilities & FACIL_DOCK)) return_cmd_error(STR_ERROR_CAN_T_ADD_ORDER);
if (!(wp->facilities & FACIL_DOCK)) return CommandCost(STR_ERROR_CAN_T_ADD_ORDER, STR_ERROR_NO_BUOY);
if (wp->owner != OWNER_NONE) {
ret = CheckOwnership(wp->owner);
if (ret.Failed()) return ret;
@ -1533,7 +1533,7 @@ CommandCost CmdCloneOrder(DoCommandFlag flags, CloneOptions action, VehicleID ve
* are temporarily invalid due to reconstruction. */
const Station *st = Station::Get(order->GetDestination());
if (CanVehicleUseStation(src, st) && !CanVehicleUseStation(dst, st)) {
return_cmd_error(STR_ERROR_CAN_T_COPY_SHARE_ORDER);
return CommandCost(STR_ERROR_CAN_T_COPY_SHARE_ORDER, GetVehicleCannotUseStationReason(dst, st));
}
}
@ -1577,9 +1577,9 @@ CommandCost CmdCloneOrder(DoCommandFlag flags, CloneOptions action, VehicleID ve
/* Trucks can't copy all the orders from busses (and visa versa),
* and neither can helicopters and aircraft. */
for (const Order *order : src->Orders()) {
if (OrderGoesToStation(dst, order) &&
!CanVehicleUseStation(dst, Station::Get(order->GetDestination()))) {
return_cmd_error(STR_ERROR_CAN_T_COPY_SHARE_ORDER);
Station *st = Station::Get(order->GetDestination());
if (OrderGoesToStation(dst, order) && !CanVehicleUseStation(dst, st)) {
return CommandCost(STR_ERROR_CAN_T_COPY_SHARE_ORDER, GetVehicleCannotUseStationReason(dst, st));
}
}

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@ -2903,6 +2903,58 @@ bool CanVehicleUseStation(const Vehicle *v, const Station *st)
return CanVehicleUseStation(v->engine_type, st);
}
/**
* Get reason string why this station can't be used by the given vehicle.
* @param v The vehicle to test.
* @param st The station to test for.
* @return The string explaining why the vehicle cannot use the station.
*/
StringID GetVehicleCannotUseStationReason(const Vehicle *v, const Station *st)
{
switch (v->type) {
case VEH_TRAIN:
return STR_ERROR_NO_RAIL_STATION;
case VEH_ROAD: {
const RoadVehicle *rv = RoadVehicle::From(v);
RoadStop *rs = st->GetPrimaryRoadStop(rv->IsBus() ? ROADSTOP_BUS : ROADSTOP_TRUCK);
StringID err = rv->IsBus() ? STR_ERROR_NO_BUS_STATION : STR_ERROR_NO_TRUCK_STATION;
for (; rs != nullptr; rs = rs->next) {
/* Articulated vehicles cannot use bay road stops, only drive-through. Make sure the vehicle can actually use this bay stop */
if (HasTileAnyRoadType(rs->xy, rv->compatible_roadtypes) && IsStandardRoadStopTile(rs->xy) && rv->HasArticulatedPart()) {
err = STR_ERROR_NO_STOP_ARTICULATED_VEHICLE;
continue;
}
/* Bay stop errors take precedence, but otherwise the vehicle may not be compatible with the roadtype/tramtype of this station tile.
* We give bay stop errors precedence because they are usually a bus sent to a tram station or vice versa. */
if (!HasTileAnyRoadType(rs->xy, rv->compatible_roadtypes) && err != STR_ERROR_NO_STOP_ARTICULATED_VEHICLE) {
err = RoadTypeIsRoad(rv->roadtype) ? STR_ERROR_NO_STOP_COMPATIBLE_ROAD_TYPE : STR_ERROR_NO_STOP_COMPATIBLE_TRAM_TYPE;
continue;
}
}
return err;
}
case VEH_SHIP:
return STR_ERROR_NO_DOCK;
case VEH_AIRCRAFT:
if ((st->facilities & FACIL_AIRPORT) == 0) return STR_ERROR_NO_AIRPORT;
if (v->GetEngine()->u.air.subtype & AIR_CTOL) {
return STR_ERROR_AIRPORT_NO_PLANES;
} else {
return STR_ERROR_AIRPORT_NO_HELICOPTERS;
}
default:
return INVALID_STRING_ID;
}
}
/**
* Access the ground vehicle cache of the vehicle.
* @pre The vehicle is a #GroundVehicle.

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@ -166,6 +166,7 @@ CommandCost EnsureNoTrainOnTrackBits(TileIndex tile, TrackBits track_bits);
bool CanVehicleUseStation(EngineID engine_type, const struct Station *st);
bool CanVehicleUseStation(const Vehicle *v, const struct Station *st);
StringID GetVehicleCannotUseStationReason(const Vehicle *v, const Station *st);
void ReleaseDisastersTargetingVehicle(VehicleID vehicle);