added first slashcommand and refactored the preview cog as result of breaking changes in slashcommand

cogs/reminders.py

@@ -0,0 +1,41 @@
+import discord
+from discord.ext import commands
+from jeevesbot import env
+import datetime
+from jeevesbot.database import add_reminder
+from logging import getLogger
+
+
+# setup logging
+log = getLogger(__name__)
+
+
+class Reminders(commands.Cog):
+    """ Reminder command"""
+    def __init__(self, bot):
+        self.bot = bot
+
+
+    @discord.app_commands.command(name='remindme', description='Set a reminder - Use YY-MM-DD HH:MM:SS notation')
+    @discord.app_commands.guilds(discord.Object(id=env.GUILD_ID))
+    async def remindme(self, interaction: discord.Interaction, time: str, message: str):
+        try:
+            reminder_time = datetime.datetime.strptime(time, '%Y-%m-%d %H:%M:%S')
+            add_reminder(interaction.user.id, message, reminder_time.isoformat())
+            await interaction.response.send_message(f'Reminder set for {reminder_time}')
+            log.info(f'Reminder set by {interaction.user} for {reminder_time}: {message}')
+        except ValueError:
+            await interaction.response.send_message('Invalid time format. Use YYYY-MM-DD HH:MM:SS', ephemeral=True)
+            log.warn(f'Reminder set by {interaction.user} went wrong.')
+
+
+    @commands.Cog.listener()
+    async def on_ready(self):
+        log.info(f'module active')
+
+async def setup(bot):
+    await bot.add_cog(Reminders(bot))
+    log.info(f'Added Reminders.remindme as command')
+
+
+