Enhance role validation in ItemManager by adding support for role mentions. Update hierarchy_check method to correctly handle role mentions and streamline role name checks, improving user interaction and validation logic.

shop/shop.py

@@ -1495,14 +1495,20 @@ class ItemManager:
         return int(cost.content)
 
     def hierarchy_check(self, m):
+        # Extract role ID from mention if it's a mention
+        if m.role_mentions:
+            role = m.role_mentions[0]
+            if self.ctx.author == m.author:
+                if self.ctx.author.top_role >= role:
+                    return True
+            return False
+            
+        # Regular role name check
         roles = [r.name for r in self.ctx.guild.roles if r.name != "Bot"]
         if self.ctx.author == m.author and m.content in roles:
             if self.ctx.author.top_role >= discord.utils.get(self.ctx.message.guild.roles, name=m.content):
                 return True
-            else:
-                return False
-        else:
-            return False
+        return False
 
     async def set_role(self, item=None, shop=None):
         await self.ctx.send(