Add command to get a category's size.

cogs/commands/get.py

@@ -2,6 +2,10 @@
 
 import nextcord
 from nextcord.ext import commands
+from sqlmodel import Session, col, select
+
+from database.db import engine
+from database.models import Category, CategoryGroup
 
 
 class GetCog(commands.Cog, name="Get command."):
@@ -12,4 +16,39 @@ class GetCog(commands.Cog, name="Get command."):
 
     @nextcord.slash_command(default_member_permissions=nextcord.Permissions(administrator=True))
     async def get(self, interaction: nextcord.Interaction) -> None:
-        """Parent slash command for setting settings. Never called."""
+        """Parent slash command for getting. Never called."""
+
+    @get.subcommand("Commands for getting category information.")
+    async def category(self, interaction: nextcord.Interaction) -> None:
+        """Parent slash subcommand for getting category information. Never called."""
+
+    @category.subcommand(description="Get the size for a category.")
+    async def size(
+        self,
+        interaction: nextcord.Interaction,
+        group_id: str = nextcord.SlashOption(name="group", description="Group that Category is in.", required=True),
+        category_id: str = nextcord.SlashOption(name="category", description="Category to get size of.", required=True),
+    ) -> None:
+        """
+        Command to view a category's size.
+
+        Args:
+            interaction (nextcord.Interaction):  Interaction that invoked the command.
+            group_id (str): String representation of Group id to register channel to. Is SlashOption.
+            category_id (str): String representation of Category id to register channel to. Is SlashOption.
+        """
+        stmt = (
+            select(Category).where(col(CategoryGroup.id) == int(group_id)).where(col(Category.id) == int(category_id))
+        )
+
+        with Session(engine) as session:
+            category = session.scalar(stmt)
+            if category is None:
+                await interaction.response.send_message("Group or Category was not found.", ephemeral=True)
+                return
+
+            await interaction.response.send_message(f"{category.name} has a size of {category.size}.", ephemeral=True)
+
+    @get.subcommand(description="Commands for getting group information.")
+    async def group(self, interaction: nextcord.Interaction) -> None:
+        """Parent slash subcommand for getting group information. Never called."""