Add countdown timer

.idea/misc.xml

@@ -3,5 +3,5 @@
   <component name="JavaScriptSettings">
     <option name="languageLevel" value="ES6" />
   </component>
-  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.9 (strolchibot)" project-jdk-type="Python SDK" />
+  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.10 (strolchibot)" project-jdk-type="Python SDK" />
 </project>
\ No newline at end of file

.idea/strolchibot.iml

@@ -18,7 +18,7 @@
       <sourceFolder url="file://$MODULE_DIR$/strolchguru" isTestSource="false" />
       <excludeFolder url="file://$MODULE_DIR$/venv" />
     </content>
-    <orderEntry type="jdk" jdkName="Python 3.9 (strolchibot)" jdkType="Python SDK" />
+    <orderEntry type="jdk" jdkName="Python 3.10 (strolchibot)" jdkType="Python SDK" />
     <orderEntry type="sourceFolder" forTests="false" />
   </component>
   <component name="TemplatesService">

twitchbot/countdown.py

+from asyncio import sleep
+from datetime import datetime
+
+from twitchio.ext import commands, routines
+
+
+class Countdown(commands.Cog):
+    def __init__(self, bot):
+        self.bot = bot
+        self.timer.start()
+        self.until = datetime(year=2022, month=4, day=5, hour=20)
+
+    @routines.routine(minutes=1)
+    async def timer(self):
+        now = datetime.now()
+        diff = (self.until - now).seconds // 60 + 1
+
+        if diff > 0:
+            await self.bot.channel().send(str(diff))
+
+    @timer.before_routine
+    async def timer_before(self):
+        await sleep(60 - datetime.now().second)

twitchbot/strolchibot.py

@@ -9,7 +9,7 @@ from twitchio import Channel, Message
 from twitchio.ext import commands
 from twitchio.ext.commands import Context
 
-import chat_commands, giveaway, klassenbuch, link_protection, spotify_cog, vote_cog
+import chat_commands, giveaway, klassenbuch, link_protection, spotify_cog, vote_cog, countdown
 
 load_dotenv()
 
@@ -34,6 +34,7 @@ class StrolchiBot(commands.Bot, ABC):
         self.add_cog(link_protection.LinkProtection(self))
         self.add_cog(giveaway.Giveaway(self))
         self.add_cog(chat_commands.Commands(self))
+        self.add_cog(countdown.Countdown(self))
 
     @staticmethod
     async def send_me(ctx, content):