Subnautica: add empty tanks option (#5271)

Author: Berserker66

worlds/subnautica/__init__.py

@@ -41,7 +41,7 @@ class SubnauticaWorld(World):
     location_name_to_id = all_locations
     options_dataclass = options.SubnauticaOptions
     options: options.SubnauticaOptions
-    required_client_version = (0, 5, 0)
+    required_client_version = (0, 6, 2)
     origin_region_name = "Planet 4546B"
     creatures_to_scan: List[str]
 
@@ -155,6 +155,7 @@ def fill_slot_data(self) -> Dict[str, Any]:
             "creatures_to_scan": self.creatures_to_scan,
             "death_link": self.options.death_link.value,
             "free_samples": self.options.free_samples.value,
+            "empty_tanks": self.options.empty_tanks.value,
         }
 
         return slot_data

worlds/subnautica/options.py

@@ -129,6 +129,10 @@ def weights_pair(self) -> typing.Tuple[typing.List[str], typing.List[int]]:
         return list(self.value.keys()), list(accumulate(self.value.values()))
 
 
+class EmptyTanks(DefaultOnToggle):
+    """Oxygen Tanks stored in inventory are empty if enabled."""
+
+
 @dataclass
 class SubnauticaOptions(PerGameCommonOptions):
     swim_rule: SwimRule
@@ -140,3 +144,4 @@ class SubnauticaOptions(PerGameCommonOptions):
     death_link: SubnauticaDeathLink
     start_inventory_from_pool: StartInventoryPool
     filler_items_distribution: FillerItemsDistribution
+    empty_tanks: EmptyTanks