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/flights/models.py

@@ -1,15 +1,19 @@
 from __future__ import annotations
 
+from typing import TYPE_CHECKING
 from uuid import UUID
 
 from pydantic import BaseModel
 
-from game.ato import Flight
 from game.ato.flightstate import InFlight
 from game.server.leaflet import LeafletPoint
 from game.server.waypoints.models import FlightWaypointJs
 from game.server.waypoints.routes import waypoints_for_flight
 
+if TYPE_CHECKING:
+    from game import Game
+    from game.ato import Flight
+
 
 class FlightJs(BaseModel):
     id: UUID
@@ -37,3 +41,12 @@ class FlightJs(BaseModel):
             sidc=str(flight.sidc()),
             waypoints=waypoints,
         )
+
+    @staticmethod
+    def all_in_game(game: Game, with_waypoints: bool) -> list[FlightJs]:
+        flights = []
+        for coalition in game.coalitions:
+            for package in coalition.ato.packages:
+                for flight in package.flights:
+                    flights.append(FlightJs.for_flight(flight, with_waypoints))
+        return flights

game/server/flights/routes.py

@@ -14,19 +14,16 @@ router: APIRouter = APIRouter(prefix="/flights")
 
 @router.get("/")
 def list_flights(
-    with_waypoints: bool = False, game: Game = Depends(GameContext.get)
+    with_waypoints: bool = False, game: Game = Depends(GameContext.require)
 ) -> list[FlightJs]:
-    flights = []
-    for coalition in game.coalitions:
-        for package in coalition.ato.packages:
-            for flight in package.flights:
-                flights.append(FlightJs.for_flight(flight, with_waypoints))
-    return flights
+    return FlightJs.all_in_game(game, with_waypoints)
 
 
 @router.get("/{flight_id}")
 def get_flight(
-    flight_id: UUID, with_waypoints: bool = False, game: Game = Depends(GameContext.get)
+    flight_id: UUID,
+    with_waypoints: bool = False,
+    game: Game = Depends(GameContext.require),
 ) -> FlightJs:
     flight = game.db.flights.get(flight_id)
     return FlightJs.for_flight(flight, with_waypoints)
@@ -34,7 +31,7 @@ def get_flight(
 
 @router.get("/{flight_id}/commit-boundary")
 def commit_boundary(
-    flight_id: UUID, game: Game = Depends(GameContext.get)
+    flight_id: UUID, game: Game = Depends(GameContext.require)
 ) -> LeafletPoly:
     flight = game.db.flights.get(flight_id)
     if not isinstance(flight.flight_plan, PatrollingFlightPlan):