84 lines
2.6 KiB
Python

from __future__ import annotations
from typing import Any, TYPE_CHECKING
from dcs import Point
from pydantic import BaseModel
from game.server.leaflet import LeafletPoint
if TYPE_CHECKING:
from game import Game
from game.theater import ControlPoint
from game.transfers import MultiGroupTransport, TransportMap
class TransportFinder:
def __init__(
self, game: Game, control_point_a: ControlPoint, control_point_b: ControlPoint
) -> None:
self.game = game
self.control_point_a = control_point_a
self.control_point_b = control_point_b
def find_in_transport_map(
self, transport_map: TransportMap[Any]
) -> list[MultiGroupTransport]:
transports = []
transport = transport_map.find_transport(
self.control_point_a, self.control_point_b
)
if transport is not None:
transports.append(transport)
transport = transport_map.find_transport(
self.control_point_b, self.control_point_a
)
if transport is not None:
transports.append(transport)
return transports
def find_transports(self, sea_route: bool) -> list[MultiGroupTransport]:
if sea_route:
return self.find_in_transport_map(
self.game.blue.transfers.cargo_ships
) + self.find_in_transport_map(self.game.red.transfers.cargo_ships)
return self.find_in_transport_map(
self.game.blue.transfers.convoys
) + self.find_in_transport_map(self.game.red.transfers.convoys)
def describe_active_transports(self, sea_route: bool) -> list[str]:
transports = self.find_transports(sea_route)
if not transports:
return []
descriptions = []
for transport in transports:
units = "units" if transport.size > 1 else "unit"
descriptions.append(
f"{transport.size} {units} transferring from {transport.origin} to "
f"{transport.destination}"
)
return descriptions
class SupplyRouteJs(BaseModel):
points: list[LeafletPoint]
front_active: bool
is_sea: bool
blue: bool
active_transports: list[str]
@staticmethod
def for_link(
game: Game, a: ControlPoint, b: ControlPoint, points: list[Point], sea: bool
) -> SupplyRouteJs:
return SupplyRouteJs(
points=[p.latlng() for p in points],
front_active=not sea and a.front_is_active(b),
is_sea=sea,
blue=a.captured,
active_transports=TransportFinder(game, a, b).describe_active_transports(
sea
),
)