dcs_liberation/gen/convoys.py
Dan Albert d80f7ebf3b Refactor transfers to support unfulfilled orders.
This gives a clean break between the transfer request and the type of
transport allocated to make way for transports that need to switch
types (to support driving to a port, then getting on a ship, to a train,
then back on the road, etc).

https://github.com/Khopa/dcs_liberation/issues/823
2021-04-23 20:10:29 -07:00

93 lines
2.7 KiB
Python

from __future__ import annotations
import itertools
from typing import Dict, TYPE_CHECKING, Type
from dcs import Mission
from dcs.mapping import Point
from dcs.point import PointAction
from dcs.unit import Vehicle
from dcs.unitgroup import VehicleGroup
from dcs.unittype import VehicleType
from game.transfers import Convoy
from game.unitmap import UnitMap
from game.utils import kph
if TYPE_CHECKING:
from game import Game
class ConvoyGenerator:
def __init__(self, mission: Mission, game: Game, unit_map: UnitMap) -> None:
self.mission = mission
self.game = game
self.unit_map = unit_map
self.count = itertools.count()
def generate(self) -> None:
# Reset the count to make generation deterministic.
for convoy in self.game.transfers.convoys:
self.generate_convoy(convoy)
def generate_convoy(self, convoy: Convoy) -> VehicleGroup:
group = self._create_mixed_unit_group(
convoy.name,
convoy.origin.position,
convoy.units,
convoy.player_owned,
)
group.add_waypoint(
convoy.destination.position,
speed=kph(40).kph,
move_formation=PointAction.OnRoad,
)
self.make_drivable(group)
self.unit_map.add_convoy_units(group, convoy)
return group
def _create_mixed_unit_group(
self,
name: str,
position: Point,
units: Dict[Type[VehicleType], int],
for_player: bool,
) -> VehicleGroup:
country = self.mission.country(
self.game.player_country if for_player else self.game.enemy_country
)
unit_types = list(units.items())
main_unit_type, main_unit_count = unit_types[0]
group = self.mission.vehicle_group(
country,
name,
main_unit_type,
position=position,
group_size=main_unit_count,
move_formation=PointAction.OnRoad,
)
unit_name_counter = itertools.count(main_unit_count + 1)
# pydcs spreads units out by 20 in the Y axis by default. Pick up where it left
# off.
y = itertools.count(position.y + main_unit_count * 20, 20)
for unit_type, count in unit_types[1:]:
for i in range(count):
v = self.mission.vehicle(
f"{name} Unit #{next(unit_name_counter)}", unit_type
)
v.position.x = position.x
v.position.y = next(y)
v.heading = 0
group.add_unit(v)
return group
@staticmethod
def make_drivable(group: VehicleGroup) -> None:
for v in group.units:
if isinstance(v, Vehicle):
v.player_can_drive = True