add forbidden exceptions on closed elements

src/warchron/model/model.py

@@ -4,7 +4,7 @@ import json
 import shutil
 from datetime import datetime
 
-from warchron.model.exception import DeletionForbidden
+from warchron.model.exception import ForbiddenOperation
 from warchron.model.player import Player
 from warchron.model.war import War
 from warchron.model.war_participant import WarParticipant
@@ -91,7 +91,7 @@ class Model:
                 wars_using_player.append(war.name)
         if wars_using_player:
             wars_str = ", ".join(wars_using_player)
-            raise DeletionForbidden(
+            raise ForbiddenOperation(
                 f"This player is participating in war(s): {wars_str}.\n"
                 "Remove it from participants first."
             )
@@ -178,6 +178,21 @@ class Model:
         return list(self.wars.values())
 
     def remove_war(self, war_id: str) -> None:
+        war = self.wars[war_id]
+        if war:
+            if war.is_over:
+                raise ForbiddenOperation("Can't remove closed war.")
+            if war.has_finished_campaign():
+                raise ForbiddenOperation("Can't remove war with finished campaign(s).")
+            if war.has_finished_round():
+                raise ForbiddenOperation(
+                    "Can't remove war with finished round(s) in campaign(s)."
+                )
+            if war.has_finished_battle():
+                raise ForbiddenOperation(
+                    "Can't remove war with finished battle(s) in round(s) "
+                    "in campaign(s)."
+                )
         del self.wars[war_id]
 
     # Objective methods