Handle map reset when the game is loaded/unloaded.

https://github.com/dcs-liberation/dcs_liberation/issues/2039

Partial fix for
https://github.com/dcs-liberation/dcs_liberation/issues/2045 (now works
in the new map, old one not fixed yet).

game/server/game/__init__.py

@@ -0,0 +1 @@
+from .routes import router

game/server/game/models.py

@@ -0,0 +1,35 @@
+from __future__ import annotations
+
+from typing import TYPE_CHECKING
+
+from pydantic import BaseModel
+
+from game.server.controlpoints.models import ControlPointJs
+from game.server.flights.models import FlightJs
+from game.server.frontlines.models import FrontLineJs
+from game.server.leaflet import LeafletPoint
+from game.server.supplyroutes.models import SupplyRouteJs
+from game.server.tgos.models import TgoJs
+
+if TYPE_CHECKING:
+    from game import Game
+
+
+class GameJs(BaseModel):
+    control_points: list[ControlPointJs]
+    tgos: list[TgoJs]
+    supply_routes: list[SupplyRouteJs]
+    front_lines: list[FrontLineJs]
+    flights: list[FlightJs]
+    map_center: LeafletPoint
+
+    @staticmethod
+    def from_game(game: Game) -> GameJs:
+        return GameJs(
+            control_points=ControlPointJs.all_in_game(game),
+            tgos=TgoJs.all_in_game(game),
+            supply_routes=SupplyRouteJs.all_in_game(game),
+            front_lines=FrontLineJs.all_in_game(game),
+            flights=FlightJs.all_in_game(game, with_waypoints=True),
+            map_center=game.theater.terrain.map_view_default.position.latlng(),
+        )

game/server/game/routes.py

@@ -0,0 +1,14 @@
+from fastapi import APIRouter, Depends
+
+from game import Game
+from game.server import GameContext
+from .models import GameJs
+
+router: APIRouter = APIRouter(prefix="/game")
+
+
+@router.get("/")
+def game_state(game: Game | None = Depends(GameContext.get)) -> GameJs | None:
+    if game is None:
+        return None
+    return GameJs.from_game(game)