feat: add slash command mentions

disnake/ext/commands/base_core.py

@@ -249,6 +249,11 @@ def qualified_name(self) -> str:
         """
         return self.name
 
+    @property
+    def mention(self) -> str:
+        # todo: add docs and make ID non-nullable
+        return f"</{self.qualified_name}:{self.id}>"
+
     @property
     def default_member_permissions(self) -> Optional[Permissions]:
         """Optional[:class:`.Permissions`]: The default required member permissions for this command.

disnake/ext/commands/slash_core.py

@@ -192,6 +192,12 @@ def qualified_name(self) -> str:
             return self.name
         return f"{self._parent.qualified_name} {self.name}"
 
+    @property
+    def mention(self) -> str:
+        # todo: add docs and make ID non-nullable
+        return f"</{self.qualified_name}:{self.id}>"
+
+    # todo: refactor this class to make this not optional
     @property
     def parent(self) -> Optional[InvokableSlashCommand]:
         """Optional[:class:`InvokableSlashCommand`] The parent of this SubCommandGroup.
@@ -200,6 +206,20 @@ def parent(self) -> Optional[InvokableSlashCommand]:
         """
         return self._parent
 
+    @property
+    def parents(
+        self,
+    ) -> Tuple[InvokableSlashCommand]:
+        """Tuple[:class:`InvokableSlashCommand`]: Retrieves the parents of this command.
+
+        If the command has no parents then it returns an empty :class:`tuple`.
+
+        For example in commands ``/a b test``, the parents are ``(b, a)``.
+
+        .. versionadded:: 2.6
+        """
+        return (self.parent,)  # type: ignore
+
     def sub_command(
         self,
         name: LocalizedOptional = None,
@@ -329,6 +349,11 @@ def qualified_name(self) -> str:
             return self.name
         return f"{self._parent.qualified_name} {self.name}"
 
+    @property
+    def mention(self) -> str:
+        # todo: add docs and make ID non-nullable
+        return f"</{self.qualified_name}:{self.id}>"
+
     @property
     def parent(self) -> Optional[Union[InvokableSlashCommand, SubCommandGroup]]:
         """Optional[Union[:class:`InvokableSlashCommand`, :class:`SubCommandGroup`]]: The parent of this subcommand.
@@ -338,6 +363,26 @@ def parent(self) -> Optional[Union[InvokableSlashCommand, SubCommandGroup]]:
         # todo: figure out when this can be optional or not, and try to make it non-optional for user-experience
         return self._parent
 
+    @property
+    def parents(
+        self,
+    ) -> Union[Tuple[InvokableSlashCommand], Tuple[SubCommandGroup, InvokableSlashCommand]]:
+        """Union[Tuple[:class:`InvokableSlashCommand`], Tuple[:class:`SubCommandGroup`, :class:`InvokableSlashCommand`]]: Retrieves the parents of this command.
+
+        If the command has no parents then it returns an empty :class:`tuple`.
+
+        For example in commands ``/a b test``, the parents are ``(b, a)``.
+
+        .. versionadded:: 2.6
+        """
+        entries = []
+        command = self
+        while command.parent is not None:  # type: ignore
+            command = command.parent  # type: ignore
+            entries.append(command)
+
+        return tuple(entries)
+
     async def _call_autocompleter(
         self, param: str, inter: ApplicationCommandInteraction, user_input: str
     ) -> Optional[Choices]: