typos, factoring out functionality

app/helpers/problem_helper.py

@@ -0,0 +1,23 @@
+from typing import Tuple
+
+from models.item import Item
+
+def sanctify(solved_items: [Item]) -> Tuple[list]:
+    sacred_ids = []
+    enemy_ids = []
+
+    # get all enemies
+    for item in solved_items:
+        # if it has enemies, check if it exists as part of the solved items
+        for enemy_id in item.enemies:
+            # if it does, it's a true enemy
+            if enemy_id in (item.id for item in solved_items):
+                enemy_ids.append(enemy_id)
+                # remove enemy from solved items,
+                # lest it has this sacred item added to enemies
+                solved_items = [i for i in solved_items if i.id != enemy_id]
+
+        # the item is cleansed, now it's sacred
+        sacred_ids.append(item.id)
+
+    return sacred_ids, enemy_ids