Fix lint smells and update model usage in update.

cogs/commands/update.py

@@ -1,22 +1,20 @@
-"""
+"""Commands for updating information/variables held in database."""
-Commands for updating information/variables held in database.
-"""
 
 import nextcord
 from nextcord.ext import commands
 from sqlalchemy import select
 from sqlalchemy.orm import Session
+from sqlmodel import col
 
-from database.db import Guild, engine
+from database.db import engine
+from database.models import Guild
 from utilities.utils import autofill_users_in_guild
 
 from .views.update_username_verify import UpdateUsernameVerifyView
 
 
 class UpdateCog(commands.Cog, name="Update commands."):
-    """
+    """Class holds commands and views needed for updating things in bot."""
-    Class holds commands and views needed for updating things in bot.
-    """
 
     def __init__(self, bot: commands.Bot):
         """
@@ -28,17 +26,13 @@ class UpdateCog(commands.Cog, name="Update commands."):
         self._bot: commands.Bot = bot
 
     @commands.Cog.listener()
-    async def on_ready(self):
+    async def on_ready(self) -> None:
-        """
+        """Called when cog is loaded. Adds views required for DataManagement commands."""
-        Called when cog is loaded. Adds views required for DataManagement commands.
-        """
         self._bot.add_view(UpdateUsernameVerifyView())
 
     @nextcord.slash_command()
-    async def update(self, interaction: nextcord.Interaction):
+    async def update(self, interaction: nextcord.Interaction) -> None:
-        """
+        """Parent slash command for updating things. Never called."""
-        Parent slash command for updating things. Never called.
-        """
 
     @update.subcommand(description="Request a username update. Admins must approve.")
     async def username(
@@ -46,10 +40,11 @@ class UpdateCog(commands.Cog, name="Update commands."):
         interaction: nextcord.Interaction,
         old_username: str = nextcord.SlashOption(description="Username currently stored in highscores.", required=True),
         new_username: str = nextcord.SlashOption(description="Username to update to.", required=True),
-    ):
+    ) -> None:
         """
-        Creates a request to send to admins for changing a username. Uses
+        Creates a request to send to admins for changing a username.
-        UpdateUsernameVerifyView to do the work.
+
+        Uses UpdateUsernameVerifyView to do the work.
 
         Args:
             interaction (nextcord.Interaction): Interaction that invoked the command
@@ -57,9 +52,13 @@ class UpdateCog(commands.Cog, name="Update commands."):
             new_username (str): Username to replace old with.
         """
         with Session(engine) as session:
-            stmt = select(Guild.VerificationChannel).where(Guild.GuildId == interaction.guild_id)
+            stmt = select(col(Guild.verification_channel)).where(col(Guild.id) == interaction.guild_id)
             verify_channel = interaction.guild.get_channel(session.scalar(stmt))
 
+        if not isinstance(verify_channel, nextcord.TextChannel):
+            await interaction.send("Verification channel not set. Cannot process request.", ephemeral=True)
+            return
+
         embed: nextcord.Embed = nextcord.Embed(title="Username change request.")
         embed.add_field(name="Old Username", value=old_username)
         embed.add_field(name="New Username", value=new_username)
@@ -71,12 +70,12 @@ class UpdateCog(commands.Cog, name="Update commands."):
         await interaction.send("Request sent to admins for verification.", ephemeral=True)
 
     @username.on_autocomplete("old_username")
-    async def all_users_autocomplete(self, interaction: nextcord.Interaction, username: str):
+    async def all_users_autocomplete(self, interaction: nextcord.Interaction, username: str) -> None:
         """
         Sends response from autofill_users_in_guild back to update_username for autocompletion of old_username.
 
         Args:
             interaction (nextcord.Interaction): Interaction with command.
-            old_username (str): String to run autocompletion against.
+            username (str): String to run autocompletion against.
         """
         await interaction.response.send_autocomplete(autofill_users_in_guild(interaction.guild_id, username))