From 0cb79e13581453a94e5b1b46850f2e8985574d2e Mon Sep 17 00:00:00 2001
From: Soheab_ <33902984+Soheab@users.noreply.github.com>
Date: Sun, 28 Jul 2024 15:42:30 +0200
Subject: [PATCH] Support commands.parameter for hybrid app commands

---
 discord/ext/commands/hybrid.py | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/discord/ext/commands/hybrid.py b/discord/ext/commands/hybrid.py
index 8c2f9a9e9..4ed42ad75 100644
--- a/discord/ext/commands/hybrid.py
+++ b/discord/ext/commands/hybrid.py
@@ -271,7 +271,11 @@ def replace_parameters(
 ) -> List[inspect.Parameter]:
     # Need to convert commands.Parameter back to inspect.Parameter so this will be a bit ugly
     params = signature.parameters.copy()
+
+    pending_rename: Dict[str, str] = {}
+    pending_description: Dict[str, str] = {}
     for name, parameter in parameters.items():
+
         converter = parameter.converter
         # Parameter.converter properly infers from the default and has a str default
         # This allows the actual signature to inherit this property
@@ -282,6 +286,12 @@ def replace_parameters(
             default = _CallableDefault(parameter.default) if callable(parameter.default) else parameter.default
             param = param.replace(default=default)
 
+        if parameter.description:
+            pending_description[name] = parameter.description
+
+        if parameter.displayed_name:
+            pending_rename[name] = parameter.displayed_name
+
         if isinstance(param.default, Parameter):
             # If we're here, then then it hasn't been handled yet so it should be removed completely
             param = param.replace(default=parameter.empty)
@@ -293,6 +303,12 @@ def replace_parameters(
 
         params[name] = param
 
+    if pending_description:
+        app_commands.describe(**pending_description)(callback)
+
+    if pending_rename:
+        app_commands.rename(**pending_rename)(callback)
+
     return list(params.values())