Classification field, as an alternative to boolean fields for each

.gitignore

@@ -2,4 +2,5 @@
 .vscode/
 .vs/
 /*.code-workspace
-.idea
+.idea
+.venv/

schemas/Manual.items.schema.json

@@ -54,6 +54,12 @@
                         }
                     }
                 },
+                "classification": {
+                    "description": "(Optional) The classification of this item.",
+                    "type": "string",
+                    "enum": ["filler", "trap", "useful", "progression", "progression_skip_balancing", "trap,useful", "trap,progression", "trap,progression_skip_balancing"],
+                    "default": "filler"
+                },
                 "progression": {
                     "description": "(Optional) Is this item needed to unlock locations? For more information on item classifications, see: https://github.com/ArchipelagoMW/Archipelago/blob/main/docs/world%20api.md#items",
                     "type": "boolean",

src/__init__.py

@@ -1,4 +1,5 @@
 from base64 import b64encode
+from functools import reduce
 import logging
 import os
 import json
@@ -270,6 +271,9 @@ def create_item(self, name: str, class_override: Optional['ItemClassification']=
         else:
             classification = ItemClassification.filler
 
+        if "classification" in item and item["classification"]:
+            classification = reduce((lambda a, b: a | b), {ItemClassification[str_classification] for str_classification in item["classification"].split(",")})
+
             if "trap" in item and item["trap"]:
                 classification |= ItemClassification.trap