feat(monitoring): add http server for monitoring

cogs/monitoring.py

@@ -0,0 +1,40 @@
+import asyncio
+import threading
+from aiohttp import web
+
+from discord.ext import commands
+from bot import TuxBot
+
+
+class Monitoring(commands.Cog):
+
+    def __init__(self):
+        self.app = web.Application()
+
+        t = threading.Thread(
+            target=self.run_server,
+            args=(self.aiohttp_server(),)
+        )
+        t.start()
+
+    def aiohttp_server(self):
+        async def hi(request):
+            return web.Response(text="I'm alive !")
+
+        self.app.add_routes([web.get('/', hi)])
+        runner = web.AppRunner(self.app)
+
+        return runner
+
+    @staticmethod
+    def run_server(runner):
+        loop = asyncio.new_event_loop()
+        asyncio.set_event_loop(loop)
+        loop.run_until_complete(runner.setup())
+        site = web.TCPSite(runner, '0.0.0.', 3389)
+        loop.run_until_complete(site.start())
+        loop.run_forever()
+
+
+def setup(bot: TuxBot):
+    bot.add_cog(Monitoring())

cogs/poll.py

@@ -72,6 +72,26 @@ class Polls(commands.Cog):
 
             await self.update_poll(poll.id)
 
+    @commands.Cog.listener()
+    async def on_raw_reaction_remove(self, pld: discord.RawReactionActionEvent):
+        poll = self.get_poll(pld)
+
+        if poll:
+            choice = utils_emotes.get_index(pld.emoji.name)
+
+            responses = self.bot.database.session.query(Responses) \
+                .filter(
+                Responses.poll_id == poll.id,
+                Responses.user == pld.user_id,
+                Responses.choice == choice
+            )
+
+            if responses.count() != 0:
+                response = responses.first()
+                self.bot.database.session.delete(response)
+                self.bot.database.session.commit()
+            await self.update_poll(poll.id)
+
     ###########################################################################
 
     async def create_poll(self, ctx: commands.Context, poll: str, anonymous):
@@ -92,7 +112,7 @@ class Polls(commands.Cog):
         )
         for i, response in enumerate(responses):
             e.add_field(
-                name=f"__```{emotes[i]} - {response.capitalize()}```__",
+                name=f"__{emotes[i]}` - {response.capitalize()}`__",
                 value="**0** vote"
             )
         e.set_footer(text=f"ID: #{poll_row.id}")