Use get_channel_or_thread so that threads can be found.

agon/cogs/commands/create.py

@@ -99,7 +99,7 @@ class CreateCog(commands.Cog, name="Create Cog"):
             min_value=1,
             max_value=30,
         ),
-        channel: nextcord.TextChannel | None = nextcord.SlashOption(
+        channel: nextcord.TextChannel | nextcord.Thread | None = nextcord.SlashOption(
             description="Channel to post Group in. If left empty, defaults to current channel.",
             required=False,
             default=None,

agon/cogs/commands/delete.py

@@ -37,7 +37,7 @@ class DeleteCog(commands.Cog, name="Delete Cog"):
     async def channel_messages(
         self,
         interaction: nextcord.Interaction,
-        channel: nextcord.TextChannel | None = nextcord.SlashOption(
+        channel: nextcord.TextChannel | nextcord.Thread | None = nextcord.SlashOption(
             description="Channel to clear of messages.",
             required=False,
             default=None,
@@ -54,7 +54,7 @@ class DeleteCog(commands.Cog, name="Delete Cog"):
                 Is a SlashOption. Limited to text channels. Defaults to None.
         """
         if not channel:
-            if isinstance(interaction.channel, nextcord.TextChannel):
+            if isinstance(interaction.channel, nextcord.TextChannel | nextcord.Thread):
                 channel = interaction.channel
             else:
                 # This should never happen.

agon/cogs/commands/submission.py

@@ -103,7 +103,7 @@ class SubmissionCog(commands.Cog):
                 await interaction.response.send_message(error_response, ephemeral=True)
                 return
 
-            if not isinstance(channel, nextcord.TextChannel):
+            if not isinstance(channel, nextcord.TextChannel | nextcord.Thread):
                 await interaction.response.send_message("An error happened with submission.")
                 agon_logger.error(
                     "Channel id %s in guild %s is does not correspond to a TextChannel.", channel.id, channel.guild.id

agon/cogs/commands/views/delete_confirm.py

@@ -43,7 +43,7 @@ class DeleteConfirmView(nextcord.ui.Modal):
                 session.delete(group)
                 # delete the message related to group
                 channel = interaction.guild.get_channel(group.channel_id)
-                if not isinstance(channel, nextcord.TextChannel):
+                if not isinstance(channel, nextcord.TextChannel | nextcord.Thread):
                     return
                 message: nextcord.Message = await channel.fetch_message(group.message_id)
                 await message.delete()

agon/utils.py

@@ -342,11 +342,13 @@ async def send_highscore_message(session: Session, guild: nextcord.Guild, group:
         group (CategoryGroup): group to post to the message.
     """
     highscore_string = format_highscore_message(session, group)
-    channel = guild.get_channel(group.channel_id)
+    if (channel := guild.get_channel_or_thread(group.channel_id)) is None:
+        agon_logger.error("Channel id %s in guild %s does not exist.", group.channel_id, guild.id)
+        return
 
-    if not isinstance(channel, nextcord.TextChannel):
+    if not isinstance(channel, nextcord.TextChannel | nextcord.Thread):
         agon_logger.error(
-            "Channel id %s in guild %s is does not correspond to a TextChannel.", channel.id, channel.guild.id
+            "Channel id %s in guild %s is does not correspond to a TextChannel or Thread.", channel.id, channel.guild.id
         )
         return