compute campaign points from rounds

src/warchron/model/campaign.py

@@ -284,6 +284,22 @@ class Campaign:
                 return rnd
         raise KeyError(f"Round {round_id} not found")
 
+    def get_round_index(self, round_id: str | None) -> int | None:
+        if round_id is None:
+            return None
+        for index, rnd in enumerate(self.rounds, start=1):
+            if rnd.id == round_id:
+                return index
+        raise KeyError("Round not found in campaign")
+
+    # TODO replace multiloops by internal has_* method
+    def get_round_by_battle(self, sector_id: str) -> Round:
+        for rnd in self.rounds:
+            for bat in rnd.battles.values():
+                if bat.sector_id == sector_id:
+                    return rnd
+        raise KeyError(f"Battle {sector_id} not found in any Round")
+
     def get_all_rounds(self) -> List[Round]:
         return list(self.rounds)
 
@@ -309,14 +325,6 @@ class Campaign:
         if rnd:
             self.rounds.remove(rnd)
 
-    def get_round_index(self, round_id: str | None) -> int | None:
-        if round_id is None:
-            return None
-        for index, rnd in enumerate(self.rounds, start=1):
-            if rnd.id == round_id:
-                return index
-        raise KeyError("Round not found in campaign")
-
     # Choice methods
 
     def create_choice(self, round_id: str, participant_id: str) -> Choice: